project
stringclasses 2
values | commit_id
stringlengths 40
40
| target
int64 0
1
| func
stringlengths 26
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int64 0
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|---|---|---|---|---|
FFmpeg | 3ab9a2a5577d445252724af4067d2a7c8a378efa | 1 | static int rv40_h_loop_filter_strength(uint8_t *src, int stride,
int beta, int beta2, int edge,
int *p1, int *q1)
{
return rv40_loop_filter_strength(src, stride, 1, beta, beta2, edge, p1, q1);
}
| 22,239 |
FFmpeg | 88db5551cf1ced4ea3e5e8bd5b684d2dc74b1ed2 | 0 | static int decode_pic(AVSContext *h) {
MpegEncContext *s = &h->s;
int skip_count;
enum cavs_mb mb_type;
if (!s->context_initialized) {
s->avctx->idct_algo = FF_IDCT_CAVS;
if (MPV_common_init(s) < 0)
return -1;
ff_init_scantable(s->dsp.idct_permutation,&h->scantable,ff_zigzag_direct);
}
skip_bits(&s->gb,16);//bbv_dwlay
if(h->stc == PIC_PB_START_CODE) {
h->pic_type = get_bits(&s->gb,2) + FF_I_TYPE;
if(h->pic_type > FF_B_TYPE) {
av_log(s->avctx, AV_LOG_ERROR, "illegal picture type\n");
return -1;
}
/* make sure we have the reference frames we need */
if(!h->DPB[0].data[0] ||
(!h->DPB[1].data[0] && h->pic_type == FF_B_TYPE))
return -1;
} else {
h->pic_type = FF_I_TYPE;
if(get_bits1(&s->gb))
skip_bits(&s->gb,24);//time_code
}
/* release last B frame */
if(h->picture.data[0])
s->avctx->release_buffer(s->avctx, (AVFrame *)&h->picture);
s->avctx->get_buffer(s->avctx, (AVFrame *)&h->picture);
ff_cavs_init_pic(h);
h->picture.poc = get_bits(&s->gb,8)*2;
/* get temporal distances and MV scaling factors */
if(h->pic_type != FF_B_TYPE) {
h->dist[0] = (h->picture.poc - h->DPB[0].poc + 512) % 512;
} else {
h->dist[0] = (h->DPB[0].poc - h->picture.poc + 512) % 512;
}
h->dist[1] = (h->picture.poc - h->DPB[1].poc + 512) % 512;
h->scale_den[0] = h->dist[0] ? 512/h->dist[0] : 0;
h->scale_den[1] = h->dist[1] ? 512/h->dist[1] : 0;
if(h->pic_type == FF_B_TYPE) {
h->sym_factor = h->dist[0]*h->scale_den[1];
} else {
h->direct_den[0] = h->dist[0] ? 16384/h->dist[0] : 0;
h->direct_den[1] = h->dist[1] ? 16384/h->dist[1] : 0;
}
if(s->low_delay)
get_ue_golomb(&s->gb); //bbv_check_times
h->progressive = get_bits1(&s->gb);
h->pic_structure = 1;
if(!h->progressive)
h->pic_structure = get_bits1(&s->gb);
if(!h->pic_structure && h->stc == PIC_PB_START_CODE)
skip_bits1(&s->gb); //advanced_pred_mode_disable
skip_bits1(&s->gb); //top_field_first
skip_bits1(&s->gb); //repeat_first_field
h->qp_fixed = get_bits1(&s->gb);
h->qp = get_bits(&s->gb,6);
if(h->pic_type == FF_I_TYPE) {
if(!h->progressive && !h->pic_structure)
skip_bits1(&s->gb);//what is this?
skip_bits(&s->gb,4); //reserved bits
} else {
if(!(h->pic_type == FF_B_TYPE && h->pic_structure == 1))
h->ref_flag = get_bits1(&s->gb);
skip_bits(&s->gb,4); //reserved bits
h->skip_mode_flag = get_bits1(&s->gb);
}
h->loop_filter_disable = get_bits1(&s->gb);
if(!h->loop_filter_disable && get_bits1(&s->gb)) {
h->alpha_offset = get_se_golomb(&s->gb);
h->beta_offset = get_se_golomb(&s->gb);
} else {
h->alpha_offset = h->beta_offset = 0;
}
if(h->pic_type == FF_I_TYPE) {
do {
check_for_slice(h);
decode_mb_i(h, 0);
} while(ff_cavs_next_mb(h));
} else if(h->pic_type == FF_P_TYPE) {
do {
check_for_slice(h);
if(h->skip_mode_flag) {
skip_count = get_ue_golomb(&s->gb);
while(skip_count--) {
decode_mb_p(h,P_SKIP);
if(!ff_cavs_next_mb(h))
goto done;
}
check_for_slice(h);
mb_type = get_ue_golomb(&s->gb) + P_16X16;
} else
mb_type = get_ue_golomb(&s->gb) + P_SKIP;
if(mb_type > P_8X8) {
decode_mb_i(h, mb_type - P_8X8 - 1);
} else
decode_mb_p(h,mb_type);
} while(ff_cavs_next_mb(h));
} else { /* FF_B_TYPE */
do {
check_for_slice(h);
if(h->skip_mode_flag) {
skip_count = get_ue_golomb(&s->gb);
while(skip_count--) {
decode_mb_b(h,B_SKIP);
if(!ff_cavs_next_mb(h))
goto done;
}
check_for_slice(h);
mb_type = get_ue_golomb(&s->gb) + B_DIRECT;
} else
mb_type = get_ue_golomb(&s->gb) + B_SKIP;
if(mb_type > B_8X8) {
decode_mb_i(h, mb_type - B_8X8 - 1);
} else
decode_mb_b(h,mb_type);
} while(ff_cavs_next_mb(h));
}
done:
if(h->pic_type != FF_B_TYPE) {
if(h->DPB[1].data[0])
s->avctx->release_buffer(s->avctx, (AVFrame *)&h->DPB[1]);
h->DPB[1] = h->DPB[0];
h->DPB[0] = h->picture;
memset(&h->picture,0,sizeof(Picture));
}
return 0;
}
| 22,240 |
FFmpeg | 6a287fd7ce5ea69f4eeadda6a049d669eb8efb46 | 0 | static int gxf_interleave_packet(AVFormatContext *s, AVPacket *out, AVPacket *pkt, int flush)
{
GXFContext *gxf = s->priv_data;
AVPacket new_pkt;
int i;
for (i = 0; i < s->nb_streams; i++) {
if (s->streams[i]->codec->codec_type == CODEC_TYPE_AUDIO) {
GXFStreamContext *sc = &gxf->streams[i];
if (pkt && pkt->stream_index == i) {
av_fifo_write(&sc->audio_buffer, pkt->data, pkt->size);
pkt = NULL;
}
if (flush || av_fifo_size(&sc->audio_buffer) >= GXF_AUDIO_PACKET_SIZE) {
if (!pkt && gxf_new_audio_packet(gxf, sc, &new_pkt, flush) > 0) {
pkt = &new_pkt;
break; /* add pkt right now into list */
}
}
}
}
return av_interleave_packet_per_dts(s, out, pkt, flush);
}
| 22,241 |
FFmpeg | 538de4354dcd6c57154c5a5dec0744dcaa06b874 | 0 | int ff_nvdec_decode_init(AVCodecContext *avctx)
{
NVDECContext *ctx = avctx->internal->hwaccel_priv_data;
NVDECFramePool *pool;
AVHWFramesContext *frames_ctx;
const AVPixFmtDescriptor *sw_desc;
CUVIDDECODECREATEINFO params = { 0 };
int cuvid_codec_type, cuvid_chroma_format;
int ret = 0;
sw_desc = av_pix_fmt_desc_get(avctx->sw_pix_fmt);
if (!sw_desc)
return AVERROR_BUG;
cuvid_codec_type = map_avcodec_id(avctx->codec_id);
if (cuvid_codec_type < 0) {
av_log(avctx, AV_LOG_ERROR, "Unsupported codec ID\n");
return AVERROR_BUG;
}
cuvid_chroma_format = map_chroma_format(avctx->sw_pix_fmt);
if (cuvid_chroma_format < 0) {
av_log(avctx, AV_LOG_ERROR, "Unsupported chroma format\n");
return AVERROR(ENOSYS);
}
if (!avctx->hw_frames_ctx) {
ret = ff_decode_get_hw_frames_ctx(avctx, AV_HWDEVICE_TYPE_CUDA);
if (ret < 0)
return ret;
}
frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
params.ulWidth = avctx->coded_width;
params.ulHeight = avctx->coded_height;
params.ulTargetWidth = avctx->coded_width;
params.ulTargetHeight = avctx->coded_height;
params.bitDepthMinus8 = sw_desc->comp[0].depth - 8;
params.OutputFormat = params.bitDepthMinus8 ?
cudaVideoSurfaceFormat_P016 : cudaVideoSurfaceFormat_NV12;
params.CodecType = cuvid_codec_type;
params.ChromaFormat = cuvid_chroma_format;
params.ulNumDecodeSurfaces = frames_ctx->initial_pool_size;
params.ulNumOutputSurfaces = 1;
ret = nvdec_decoder_create(&ctx->decoder_ref, frames_ctx->device_ref, ¶ms, avctx);
if (ret < 0)
return ret;
pool = av_mallocz(sizeof(*pool));
if (!pool) {
ret = AVERROR(ENOMEM);
goto fail;
}
pool->dpb_size = frames_ctx->initial_pool_size;
ctx->decoder_pool = av_buffer_pool_init2(sizeof(int), pool,
nvdec_decoder_frame_alloc, av_free);
if (!ctx->decoder_pool) {
ret = AVERROR(ENOMEM);
goto fail;
}
return 0;
fail:
ff_nvdec_decode_uninit(avctx);
return ret;
}
| 22,242 |
qemu | e6b3c8ca0222f6633516c0461a713e7bddc4f076 | 1 | static void versatile_init(ram_addr_t ram_size,
const char *boot_device,
const char *kernel_filename, const char *kernel_cmdline,
const char *initrd_filename, const char *cpu_model,
int board_id)
{
CPUState *env;
ram_addr_t ram_offset;
qemu_irq *cpu_pic;
qemu_irq pic[32];
qemu_irq sic[32];
DeviceState *dev;
PCIBus *pci_bus;
NICInfo *nd;
int n;
int done_smc = 0;
if (!cpu_model)
cpu_model = "arm926";
env = cpu_init(cpu_model);
if (!env) {
fprintf(stderr, "Unable to find CPU definition\n");
exit(1);
}
ram_offset = qemu_ram_alloc(NULL, "versatile.ram", ram_size);
/* ??? RAM should repeat to fill physical memory space. */
/* SDRAM at address zero. */
cpu_register_physical_memory(0, ram_size, ram_offset | IO_MEM_RAM);
arm_sysctl_init(0x10000000, 0x41007004, 0x02000000);
cpu_pic = arm_pic_init_cpu(env);
dev = sysbus_create_varargs("pl190", 0x10140000,
cpu_pic[0], cpu_pic[1], NULL);
for (n = 0; n < 32; n++) {
pic[n] = qdev_get_gpio_in(dev, n);
}
dev = sysbus_create_simple("versatilepb_sic", 0x10003000, NULL);
for (n = 0; n < 32; n++) {
sysbus_connect_irq(sysbus_from_qdev(dev), n, pic[n]);
sic[n] = qdev_get_gpio_in(dev, n);
}
sysbus_create_simple("pl050_keyboard", 0x10006000, sic[3]);
sysbus_create_simple("pl050_mouse", 0x10007000, sic[4]);
dev = sysbus_create_varargs("versatile_pci", 0x40000000,
sic[27], sic[28], sic[29], sic[30], NULL);
pci_bus = (PCIBus *)qdev_get_child_bus(dev, "pci");
/* The Versatile PCI bridge does not provide access to PCI IO space,
so many of the qemu PCI devices are not useable. */
for(n = 0; n < nb_nics; n++) {
nd = &nd_table[n];
if ((!nd->model && !done_smc) || strcmp(nd->model, "smc91c111") == 0) {
smc91c111_init(nd, 0x10010000, sic[25]);
done_smc = 1;
} else {
pci_nic_init_nofail(nd, "rtl8139", NULL);
}
}
if (usb_enabled) {
usb_ohci_init_pci(pci_bus, -1);
}
n = drive_get_max_bus(IF_SCSI);
while (n >= 0) {
pci_create_simple(pci_bus, -1, "lsi53c895a");
n--;
}
sysbus_create_simple("pl011", 0x101f1000, pic[12]);
sysbus_create_simple("pl011", 0x101f2000, pic[13]);
sysbus_create_simple("pl011", 0x101f3000, pic[14]);
sysbus_create_simple("pl011", 0x10009000, sic[6]);
sysbus_create_simple("pl080", 0x10130000, pic[17]);
sysbus_create_simple("sp804", 0x101e2000, pic[4]);
sysbus_create_simple("sp804", 0x101e3000, pic[5]);
/* The versatile/PB actually has a modified Color LCD controller
that includes hardware cursor support from the PL111. */
sysbus_create_simple("pl110_versatile", 0x10120000, pic[16]);
sysbus_create_varargs("pl181", 0x10005000, sic[22], sic[1], NULL);
sysbus_create_varargs("pl181", 0x1000b000, sic[23], sic[2], NULL);
/* Add PL031 Real Time Clock. */
sysbus_create_simple("pl031", 0x101e8000, pic[10]);
/* Memory map for Versatile/PB: */
/* 0x10000000 System registers. */
/* 0x10001000 PCI controller config registers. */
/* 0x10002000 Serial bus interface. */
/* 0x10003000 Secondary interrupt controller. */
/* 0x10004000 AACI (audio). */
/* 0x10005000 MMCI0. */
/* 0x10006000 KMI0 (keyboard). */
/* 0x10007000 KMI1 (mouse). */
/* 0x10008000 Character LCD Interface. */
/* 0x10009000 UART3. */
/* 0x1000a000 Smart card 1. */
/* 0x1000b000 MMCI1. */
/* 0x10010000 Ethernet. */
/* 0x10020000 USB. */
/* 0x10100000 SSMC. */
/* 0x10110000 MPMC. */
/* 0x10120000 CLCD Controller. */
/* 0x10130000 DMA Controller. */
/* 0x10140000 Vectored interrupt controller. */
/* 0x101d0000 AHB Monitor Interface. */
/* 0x101e0000 System Controller. */
/* 0x101e1000 Watchdog Interface. */
/* 0x101e2000 Timer 0/1. */
/* 0x101e3000 Timer 2/3. */
/* 0x101e4000 GPIO port 0. */
/* 0x101e5000 GPIO port 1. */
/* 0x101e6000 GPIO port 2. */
/* 0x101e7000 GPIO port 3. */
/* 0x101e8000 RTC. */
/* 0x101f0000 Smart card 0. */
/* 0x101f1000 UART0. */
/* 0x101f2000 UART1. */
/* 0x101f3000 UART2. */
/* 0x101f4000 SSPI. */
versatile_binfo.ram_size = ram_size;
versatile_binfo.kernel_filename = kernel_filename;
versatile_binfo.kernel_cmdline = kernel_cmdline;
versatile_binfo.initrd_filename = initrd_filename;
versatile_binfo.board_id = board_id;
arm_load_kernel(env, &versatile_binfo);
}
| 22,243 |
qemu | fa4ba923bd539647ace9d70d226a848bd6a89dac | 1 | static void kvm_mem_ioeventfd_add(MemoryListener *listener,
MemoryRegionSection *section,
bool match_data, uint64_t data,
EventNotifier *e)
{
int fd = event_notifier_get_fd(e);
int r;
r = kvm_set_ioeventfd_mmio(fd, section->offset_within_address_space,
data, true, int128_get64(section->size),
match_data);
if (r < 0) {
abort();
}
} | 22,245 |
qemu | d451008e0fdf7fb817c791397e7999d5f3687e58 | 1 | static void vfio_probe_rtl8168_bar2_window_quirk(VFIOPCIDevice *vdev, int nr)
{
PCIDevice *pdev = &vdev->pdev;
VFIOQuirk *quirk;
if (pci_get_word(pdev->config + PCI_VENDOR_ID) != PCI_VENDOR_ID_REALTEK ||
pci_get_word(pdev->config + PCI_DEVICE_ID) != 0x8168 || nr != 2) {
return;
}
quirk = g_malloc0(sizeof(*quirk));
quirk->vdev = vdev;
quirk->data.bar = nr;
memory_region_init_io(&quirk->mem, OBJECT(vdev), &vfio_rtl8168_window_quirk,
quirk, "vfio-rtl8168-window-quirk", 8);
memory_region_add_subregion_overlap(&vdev->bars[nr].region.mem,
0x70, &quirk->mem, 1);
QLIST_INSERT_HEAD(&vdev->bars[nr].quirks, quirk, next);
trace_vfio_probe_rtl8168_bar2_window_quirk(vdev->vbasedev.name);
}
| 22,246 |
qemu | 40ff6d7e8dceca227e7f8a3e8e0d58b2c66d19b4 | 1 | tcp_listen(Slirp *slirp, u_int32_t haddr, u_int hport, u_int32_t laddr,
u_int lport, int flags)
{
struct sockaddr_in addr;
struct socket *so;
int s, opt = 1;
socklen_t addrlen = sizeof(addr);
DEBUG_CALL("tcp_listen");
DEBUG_ARG("haddr = %x", haddr);
DEBUG_ARG("hport = %d", hport);
DEBUG_ARG("laddr = %x", laddr);
DEBUG_ARG("lport = %d", lport);
DEBUG_ARG("flags = %x", flags);
so = socreate(slirp);
if (!so) {
return NULL;
}
/* Don't tcp_attach... we don't need so_snd nor so_rcv */
if ((so->so_tcpcb = tcp_newtcpcb(so)) == NULL) {
free(so);
return NULL;
}
insque(so, &slirp->tcb);
/*
* SS_FACCEPTONCE sockets must time out.
*/
if (flags & SS_FACCEPTONCE)
so->so_tcpcb->t_timer[TCPT_KEEP] = TCPTV_KEEP_INIT*2;
so->so_state &= SS_PERSISTENT_MASK;
so->so_state |= (SS_FACCEPTCONN | flags);
so->so_lport = lport; /* Kept in network format */
so->so_laddr.s_addr = laddr; /* Ditto */
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = haddr;
addr.sin_port = hport;
if (((s = socket(AF_INET,SOCK_STREAM,0)) < 0) ||
(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&opt,sizeof(int)) < 0) ||
(bind(s,(struct sockaddr *)&addr, sizeof(addr)) < 0) ||
(listen(s,1) < 0)) {
int tmperrno = errno; /* Don't clobber the real reason we failed */
close(s);
sofree(so);
/* Restore the real errno */
#ifdef _WIN32
WSASetLastError(tmperrno);
#else
errno = tmperrno;
#endif
return NULL;
}
setsockopt(s,SOL_SOCKET,SO_OOBINLINE,(char *)&opt,sizeof(int));
getsockname(s,(struct sockaddr *)&addr,&addrlen);
so->so_fport = addr.sin_port;
if (addr.sin_addr.s_addr == 0 || addr.sin_addr.s_addr == loopback_addr.s_addr)
so->so_faddr = slirp->vhost_addr;
else
so->so_faddr = addr.sin_addr;
so->s = s;
return so;
}
| 22,247 |
qemu | 80792eb9257588d9a554605f3411cbc7ed51e9bc | 1 | static void test_dummy_createcmdl(void)
{
QemuOpts *opts;
DummyObject *dobj;
Error *err = NULL;
const char *params = TYPE_DUMMY \
",id=dev0," \
"bv=yes,sv=Hiss hiss hiss,av=platypus";
qemu_add_opts(&qemu_object_opts);
opts = qemu_opts_parse(&qemu_object_opts, params, true, &err);
g_assert(err == NULL);
g_assert(opts);
dobj = DUMMY_OBJECT(user_creatable_add_opts(opts, &err));
g_assert(err == NULL);
g_assert(dobj);
g_assert_cmpstr(dobj->sv, ==, "Hiss hiss hiss");
g_assert(dobj->bv == true);
g_assert(dobj->av == DUMMY_PLATYPUS);
user_creatable_del("dev0", &err);
g_assert(err == NULL);
error_free(err);
/*
* cmdline-parsing via qemu_opts_parse() results in a QemuOpts entry
* corresponding to the Object's ID to be added to the QemuOptsList
* for objects. To avoid having this entry conflict with future
* Objects using the same ID (which can happen in cases where
* qemu_opts_parse() is used to parse the object params, such as
* with hmp_object_add() at the time of this comment), we need to
* check for this in user_creatable_del() and remove the QemuOpts if
* it is present.
*
* The below check ensures this works as expected.
*/
g_assert_null(qemu_opts_find(&qemu_object_opts, "dev0"));
} | 22,248 |
FFmpeg | dc3c3758ce6368aa2f0a9a9b544bce2e130cc4e1 | 1 | static int thp_read_packet(AVFormatContext *s,
AVPacket *pkt)
{
ThpDemuxContext *thp = s->priv_data;
AVIOContext *pb = s->pb;
unsigned int size;
int ret;
if (thp->audiosize == 0) {
/* Terminate when last frame is reached. */
if (thp->frame >= thp->framecnt)
return AVERROR_EOF;
avio_seek(pb, thp->next_frame, SEEK_SET);
/* Locate the next frame and read out its size. */
thp->next_frame += FFMAX(thp->next_framesz, 1);
thp->next_framesz = avio_rb32(pb);
avio_rb32(pb); /* Previous total size. */
size = avio_rb32(pb); /* Total size of this frame. */
/* Store the audiosize so the next time this function is called,
the audio can be read. */
if (thp->has_audio)
thp->audiosize = avio_rb32(pb); /* Audio size. */
else
thp->frame++;
ret = av_get_packet(pb, pkt, size);
if (ret != size) {
av_free_packet(pkt);
return AVERROR(EIO);
}
pkt->stream_index = thp->video_stream_index;
} else {
ret = av_get_packet(pb, pkt, thp->audiosize);
if (ret != thp->audiosize) {
av_free_packet(pkt);
return AVERROR(EIO);
}
pkt->stream_index = thp->audio_stream_index;
if (thp->audiosize >= 8)
pkt->duration = AV_RB32(&pkt->data[4]);
thp->audiosize = 0;
thp->frame++;
}
return 0;
} | 22,249 |
FFmpeg | 857cd1f33bcf86005529af2a77f861f884327be5 | 0 | static int RENAME(resample_common)(ResampleContext *c,
DELEM *dst, const DELEM *src,
int n, int update_ctx)
{
int dst_index;
int index= c->index;
int frac= c->frac;
int sample_index = index >> c->phase_shift;
index &= c->phase_mask;
for (dst_index = 0; dst_index < n; dst_index++) {
FELEM *filter = ((FELEM *) c->filter_bank) + c->filter_alloc * index;
FELEM2 val=0;
int i;
for (i = 0; i < c->filter_length; i++) {
val += src[sample_index + i] * (FELEM2)filter[i];
}
OUT(dst[dst_index], val);
frac += c->dst_incr_mod;
index += c->dst_incr_div;
if (frac >= c->src_incr) {
frac -= c->src_incr;
index++;
}
sample_index += index >> c->phase_shift;
index &= c->phase_mask;
}
if(update_ctx){
c->frac= frac;
c->index= index;
}
return sample_index;
}
| 22,251 |
qemu | 821c447675728ca06c8d2e4ac8a0e7a1adf775b8 | 1 | static int send_status(int sockfd, struct iovec *iovec, int status)
{
ProxyHeader header;
int retval, msg_size;
if (status < 0) {
header.type = T_ERROR;
} else {
header.type = T_SUCCESS;
header.size = sizeof(status);
/*
* marshal the return status. We don't check error.
* because we are sure we have enough space for the status
*/
msg_size = proxy_marshal(iovec, 0, "ddd", header.type,
header.size, status);
retval = socket_write(sockfd, iovec->iov_base, msg_size);
if (retval < 0) {
return retval;
return 0;
| 22,252 |
FFmpeg | 38d553322891c8e47182f05199d19888422167dc | 1 | int av_image_fill_pointers(uint8_t *data[4], enum PixelFormat pix_fmt, int height,
uint8_t *ptr, const int linesizes[4])
{
int i, total_size, size[4], has_plane[4];
const AVPixFmtDescriptor *desc = &av_pix_fmt_descriptors[pix_fmt];
memset(data , 0, sizeof(data[0])*4);
memset(size , 0, sizeof(size));
memset(has_plane, 0, sizeof(has_plane));
if ((unsigned)pix_fmt >= PIX_FMT_NB || desc->flags & PIX_FMT_HWACCEL)
return AVERROR(EINVAL);
data[0] = ptr;
if (linesizes[0] > (INT_MAX - 1024) / height)
return AVERROR(EINVAL);
size[0] = linesizes[0] * height;
if (desc->flags & PIX_FMT_PAL) {
size[0] = (size[0] + 3) & ~3;
data[1] = ptr + size[0]; /* palette is stored here as 256 32 bits words */
return size[0] + 256 * 4;
}
for (i = 0; i < 4; i++)
has_plane[desc->comp[i].plane] = 1;
total_size = size[0];
for (i = 1; i < 4 && has_plane[i]; i++) {
int h, s = (i == 1 || i == 2) ? desc->log2_chroma_h : 0;
data[i] = data[i-1] + size[i-1];
h = (height + (1 << s) - 1) >> s;
if (linesizes[i] > INT_MAX / h)
return AVERROR(EINVAL);
size[i] = h * linesizes[i];
if (total_size > INT_MAX - size[i])
return AVERROR(EINVAL);
total_size += size[i];
}
return total_size;
}
| 22,253 |
qemu | 60fe637bf0e4d7989e21e50f52526444765c63b4 | 1 | int64_t qmp_query_migrate_cache_size(Error **errp)
{
return migrate_xbzrle_cache_size();
}
| 22,254 |
FFmpeg | 79042a6eb150e5d80a0e7bf242d9945d1246703b | 1 | av_cold int MPV_common_init(MpegEncContext *s)
{
int y_size, c_size, yc_size, i, mb_array_size, mv_table_size, x, y, threads;
if(s->codec_id == CODEC_ID_MPEG2VIDEO && !s->progressive_sequence)
s->mb_height = (s->height + 31) / 32 * 2;
else
s->mb_height = (s->height + 15) / 16;
if(s->avctx->pix_fmt == PIX_FMT_NONE){
av_log(s->avctx, AV_LOG_ERROR, "decoding to PIX_FMT_NONE is not supported.\n");
return -1;
}
if(s->avctx->thread_count > MAX_THREADS || (s->avctx->thread_count > s->mb_height && s->mb_height)){
av_log(s->avctx, AV_LOG_ERROR, "too many threads\n");
return -1;
}
if((s->width || s->height) && avcodec_check_dimensions(s->avctx, s->width, s->height))
return -1;
dsputil_init(&s->dsp, s->avctx);
ff_dct_common_init(s);
s->flags= s->avctx->flags;
s->flags2= s->avctx->flags2;
s->mb_width = (s->width + 15) / 16;
s->mb_stride = s->mb_width + 1;
s->b8_stride = s->mb_width*2 + 1;
s->b4_stride = s->mb_width*4 + 1;
mb_array_size= s->mb_height * s->mb_stride;
mv_table_size= (s->mb_height+2) * s->mb_stride + 1;
/* set chroma shifts */
avcodec_get_chroma_sub_sample(s->avctx->pix_fmt,&(s->chroma_x_shift),
&(s->chroma_y_shift) );
/* set default edge pos, will be overriden in decode_header if needed */
s->h_edge_pos= s->mb_width*16;
s->v_edge_pos= s->mb_height*16;
s->mb_num = s->mb_width * s->mb_height;
s->block_wrap[0]=
s->block_wrap[1]=
s->block_wrap[2]=
s->block_wrap[3]= s->b8_stride;
s->block_wrap[4]=
s->block_wrap[5]= s->mb_stride;
y_size = s->b8_stride * (2 * s->mb_height + 1);
c_size = s->mb_stride * (s->mb_height + 1);
yc_size = y_size + 2 * c_size;
/* convert fourcc to upper case */
s->codec_tag = ff_toupper4(s->avctx->codec_tag);
s->stream_codec_tag = ff_toupper4(s->avctx->stream_codec_tag);
s->avctx->coded_frame= (AVFrame*)&s->current_picture;
FF_ALLOCZ_OR_GOTO(s->avctx, s->mb_index2xy, (s->mb_num+1)*sizeof(int), fail) //error ressilience code looks cleaner with this
for(y=0; y<s->mb_height; y++){
for(x=0; x<s->mb_width; x++){
s->mb_index2xy[ x + y*s->mb_width ] = x + y*s->mb_stride;
}
}
s->mb_index2xy[ s->mb_height*s->mb_width ] = (s->mb_height-1)*s->mb_stride + s->mb_width; //FIXME really needed?
if (s->encoding) {
/* Allocate MV tables */
FF_ALLOCZ_OR_GOTO(s->avctx, s->p_mv_table_base , mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_forw_mv_table_base , mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_back_mv_table_base , mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_bidir_forw_mv_table_base , mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_bidir_back_mv_table_base , mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_direct_mv_table_base , mv_table_size * 2 * sizeof(int16_t), fail)
s->p_mv_table = s->p_mv_table_base + s->mb_stride + 1;
s->b_forw_mv_table = s->b_forw_mv_table_base + s->mb_stride + 1;
s->b_back_mv_table = s->b_back_mv_table_base + s->mb_stride + 1;
s->b_bidir_forw_mv_table= s->b_bidir_forw_mv_table_base + s->mb_stride + 1;
s->b_bidir_back_mv_table= s->b_bidir_back_mv_table_base + s->mb_stride + 1;
s->b_direct_mv_table = s->b_direct_mv_table_base + s->mb_stride + 1;
if(s->msmpeg4_version){
FF_ALLOCZ_OR_GOTO(s->avctx, s->ac_stats, 2*2*(MAX_LEVEL+1)*(MAX_RUN+1)*2*sizeof(int), fail);
}
FF_ALLOCZ_OR_GOTO(s->avctx, s->avctx->stats_out, 256, fail);
/* Allocate MB type table */
FF_ALLOCZ_OR_GOTO(s->avctx, s->mb_type , mb_array_size * sizeof(uint16_t), fail) //needed for encoding
FF_ALLOCZ_OR_GOTO(s->avctx, s->lambda_table, mb_array_size * sizeof(int), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_intra_matrix , 64*32 * sizeof(int), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_inter_matrix , 64*32 * sizeof(int), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_intra_matrix16, 64*32*2 * sizeof(uint16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_inter_matrix16, 64*32*2 * sizeof(uint16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->input_picture, MAX_PICTURE_COUNT * sizeof(Picture*), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->reordered_input_picture, MAX_PICTURE_COUNT * sizeof(Picture*), fail)
if(s->avctx->noise_reduction){
FF_ALLOCZ_OR_GOTO(s->avctx, s->dct_offset, 2 * 64 * sizeof(uint16_t), fail)
}
}
FF_ALLOCZ_OR_GOTO(s->avctx, s->picture, MAX_PICTURE_COUNT * sizeof(Picture), fail)
for(i = 0; i < MAX_PICTURE_COUNT; i++) {
avcodec_get_frame_defaults((AVFrame *)&s->picture[i]);
}
FF_ALLOCZ_OR_GOTO(s->avctx, s->error_status_table, mb_array_size*sizeof(uint8_t), fail)
if(s->codec_id==CODEC_ID_MPEG4 || (s->flags & CODEC_FLAG_INTERLACED_ME)){
/* interlaced direct mode decoding tables */
for(i=0; i<2; i++){
int j, k;
for(j=0; j<2; j++){
for(k=0; k<2; k++){
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_field_mv_table_base[i][j][k], mv_table_size * 2 * sizeof(int16_t), fail)
s->b_field_mv_table[i][j][k] = s->b_field_mv_table_base[i][j][k] + s->mb_stride + 1;
}
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_field_select_table [i][j], mb_array_size * 2 * sizeof(uint8_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->p_field_mv_table_base[i][j], mv_table_size * 2 * sizeof(int16_t), fail)
s->p_field_mv_table[i][j] = s->p_field_mv_table_base[i][j]+ s->mb_stride + 1;
}
FF_ALLOCZ_OR_GOTO(s->avctx, s->p_field_select_table[i], mb_array_size * 2 * sizeof(uint8_t), fail)
}
}
if (s->out_format == FMT_H263) {
/* ac values */
FF_ALLOCZ_OR_GOTO(s->avctx, s->ac_val_base, yc_size * sizeof(int16_t) * 16, fail);
s->ac_val[0] = s->ac_val_base + s->b8_stride + 1;
s->ac_val[1] = s->ac_val_base + y_size + s->mb_stride + 1;
s->ac_val[2] = s->ac_val[1] + c_size;
/* cbp values */
FF_ALLOCZ_OR_GOTO(s->avctx, s->coded_block_base, y_size, fail);
s->coded_block= s->coded_block_base + s->b8_stride + 1;
/* cbp, ac_pred, pred_dir */
FF_ALLOCZ_OR_GOTO(s->avctx, s->cbp_table , mb_array_size * sizeof(uint8_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->pred_dir_table, mb_array_size * sizeof(uint8_t), fail)
}
if (s->h263_pred || s->h263_plus || !s->encoding) {
/* dc values */
//MN: we need these for error resilience of intra-frames
FF_ALLOCZ_OR_GOTO(s->avctx, s->dc_val_base, yc_size * sizeof(int16_t), fail);
s->dc_val[0] = s->dc_val_base + s->b8_stride + 1;
s->dc_val[1] = s->dc_val_base + y_size + s->mb_stride + 1;
s->dc_val[2] = s->dc_val[1] + c_size;
for(i=0;i<yc_size;i++)
s->dc_val_base[i] = 1024;
}
/* which mb is a intra block */
FF_ALLOCZ_OR_GOTO(s->avctx, s->mbintra_table, mb_array_size, fail);
memset(s->mbintra_table, 1, mb_array_size);
/* init macroblock skip table */
FF_ALLOCZ_OR_GOTO(s->avctx, s->mbskip_table, mb_array_size+2, fail);
//Note the +1 is for a quicker mpeg4 slice_end detection
FF_ALLOCZ_OR_GOTO(s->avctx, s->prev_pict_types, PREV_PICT_TYPES_BUFFER_SIZE, fail);
s->parse_context.state= -1;
if((s->avctx->debug&(FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE)) || (s->avctx->debug_mv)){
s->visualization_buffer[0] = av_malloc((s->mb_width*16 + 2*EDGE_WIDTH) * s->mb_height*16 + 2*EDGE_WIDTH);
s->visualization_buffer[1] = av_malloc((s->mb_width*16 + 2*EDGE_WIDTH) * s->mb_height*16 + 2*EDGE_WIDTH);
s->visualization_buffer[2] = av_malloc((s->mb_width*16 + 2*EDGE_WIDTH) * s->mb_height*16 + 2*EDGE_WIDTH);
}
s->context_initialized = 1;
s->thread_context[0]= s;
threads = s->avctx->thread_count;
for(i=1; i<threads; i++){
s->thread_context[i]= av_malloc(sizeof(MpegEncContext));
memcpy(s->thread_context[i], s, sizeof(MpegEncContext));
}
for(i=0; i<threads; i++){
if(init_duplicate_context(s->thread_context[i], s) < 0)
goto fail;
s->thread_context[i]->start_mb_y= (s->mb_height*(i ) + s->avctx->thread_count/2) / s->avctx->thread_count;
s->thread_context[i]->end_mb_y = (s->mb_height*(i+1) + s->avctx->thread_count/2) / s->avctx->thread_count;
}
return 0;
fail:
MPV_common_end(s);
return -1;
}
| 22,255 |
FFmpeg | 7f46a641bf2540b8cf1293d5e50c0c0e34264254 | 1 | static av_cold int aac_decode_init(AVCodecContext *avctx)
{
AACContext *ac = avctx->priv_data;
int ret;
ac->avctx = avctx;
ac->oc[1].m4ac.sample_rate = avctx->sample_rate;
aacdec_init(ac);
#if USE_FIXED
avctx->sample_fmt = AV_SAMPLE_FMT_S32P;
#else
avctx->sample_fmt = AV_SAMPLE_FMT_FLTP;
#endif /* USE_FIXED */
if (avctx->extradata_size > 0) {
if ((ret = decode_audio_specific_config(ac, ac->avctx, &ac->oc[1].m4ac,
avctx->extradata,
avctx->extradata_size * 8,
1)) < 0)
return ret;
} else {
int sr, i;
uint8_t layout_map[MAX_ELEM_ID*4][3];
int layout_map_tags;
sr = sample_rate_idx(avctx->sample_rate);
ac->oc[1].m4ac.sampling_index = sr;
ac->oc[1].m4ac.channels = avctx->channels;
ac->oc[1].m4ac.sbr = -1;
ac->oc[1].m4ac.ps = -1;
for (i = 0; i < FF_ARRAY_ELEMS(ff_mpeg4audio_channels); i++)
if (ff_mpeg4audio_channels[i] == avctx->channels)
break;
if (i == FF_ARRAY_ELEMS(ff_mpeg4audio_channels)) {
i = 0;
}
ac->oc[1].m4ac.chan_config = i;
if (ac->oc[1].m4ac.chan_config) {
int ret = set_default_channel_config(avctx, layout_map,
&layout_map_tags, ac->oc[1].m4ac.chan_config);
if (!ret)
output_configure(ac, layout_map, layout_map_tags,
OC_GLOBAL_HDR, 0);
else if (avctx->err_recognition & AV_EF_EXPLODE)
return AVERROR_INVALIDDATA;
}
}
if (avctx->channels > MAX_CHANNELS) {
av_log(avctx, AV_LOG_ERROR, "Too many channels\n");
return AVERROR_INVALIDDATA;
}
AAC_INIT_VLC_STATIC( 0, 304);
AAC_INIT_VLC_STATIC( 1, 270);
AAC_INIT_VLC_STATIC( 2, 550);
AAC_INIT_VLC_STATIC( 3, 300);
AAC_INIT_VLC_STATIC( 4, 328);
AAC_INIT_VLC_STATIC( 5, 294);
AAC_INIT_VLC_STATIC( 6, 306);
AAC_INIT_VLC_STATIC( 7, 268);
AAC_INIT_VLC_STATIC( 8, 510);
AAC_INIT_VLC_STATIC( 9, 366);
AAC_INIT_VLC_STATIC(10, 462);
AAC_RENAME(ff_aac_sbr_init)();
#if USE_FIXED
ac->fdsp = avpriv_alloc_fixed_dsp(avctx->flags & AV_CODEC_FLAG_BITEXACT);
#else
ac->fdsp = avpriv_float_dsp_alloc(avctx->flags & AV_CODEC_FLAG_BITEXACT);
#endif /* USE_FIXED */
if (!ac->fdsp) {
return AVERROR(ENOMEM);
}
ac->random_state = 0x1f2e3d4c;
ff_aac_tableinit();
INIT_VLC_STATIC(&vlc_scalefactors, 7,
FF_ARRAY_ELEMS(ff_aac_scalefactor_code),
ff_aac_scalefactor_bits,
sizeof(ff_aac_scalefactor_bits[0]),
sizeof(ff_aac_scalefactor_bits[0]),
ff_aac_scalefactor_code,
sizeof(ff_aac_scalefactor_code[0]),
sizeof(ff_aac_scalefactor_code[0]),
352);
AAC_RENAME_32(ff_mdct_init)(&ac->mdct, 11, 1, 1.0 / RANGE15(1024.0));
AAC_RENAME_32(ff_mdct_init)(&ac->mdct_ld, 10, 1, 1.0 / RANGE15(512.0));
AAC_RENAME_32(ff_mdct_init)(&ac->mdct_small, 8, 1, 1.0 / RANGE15(128.0));
AAC_RENAME_32(ff_mdct_init)(&ac->mdct_ltp, 11, 0, RANGE15(-2.0));
#if !USE_FIXED
ret = ff_imdct15_init(&ac->mdct480, 5);
if (ret < 0)
return ret;
#endif
// window initialization
AAC_RENAME(ff_kbd_window_init)(AAC_RENAME(ff_aac_kbd_long_1024), 4.0, 1024);
AAC_RENAME(ff_kbd_window_init)(AAC_RENAME(ff_aac_kbd_short_128), 6.0, 128);
AAC_RENAME(ff_init_ff_sine_windows)(10);
AAC_RENAME(ff_init_ff_sine_windows)( 9);
AAC_RENAME(ff_init_ff_sine_windows)( 7);
AAC_RENAME(cbrt_tableinit)();
return 0;
}
| 22,256 |
qemu | d9bce9d99f4656ae0b0127f7472db9067b8f84ab | 1 | PPC_OP(addic)
{
T1 = T0;
T0 += PARAM(1);
if (T0 < T1) {
xer_ca = 1;
} else {
xer_ca = 0;
}
RETURN();
}
| 22,257 |
qemu | 60fe637bf0e4d7989e21e50f52526444765c63b4 | 1 | void qemu_update_position(QEMUFile *f, size_t size)
{
f->pos += size;
}
| 22,258 |
qemu | 4d1628e832dfc6ec02b0d196f6cc250aaa7bf3b3 | 1 | static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
{
int32_t disp21, disp16, disp12 __attribute__((unused));
uint16_t fn11;
uint8_t opc, ra, rb, rc, fpfn, fn7, lit;
bool islit;
TCGv va, vb, vc, tmp;
TCGv_i32 t32;
ExitStatus ret;
/* Decode all instruction fields */
opc = extract32(insn, 26, 6);
ra = extract32(insn, 21, 5);
rb = extract32(insn, 16, 5);
rc = extract32(insn, 0, 5);
islit = extract32(insn, 12, 1);
lit = extract32(insn, 13, 8);
disp21 = sextract32(insn, 0, 21);
disp16 = sextract32(insn, 0, 16);
disp12 = sextract32(insn, 0, 12);
fn11 = extract32(insn, 5, 11);
fpfn = extract32(insn, 5, 6);
fn7 = extract32(insn, 5, 7);
if (rb == 31 && !islit) {
islit = true;
lit = 0;
}
ret = NO_EXIT;
switch (opc) {
case 0x00:
/* CALL_PAL */
ret = gen_call_pal(ctx, insn & 0x03ffffff);
break;
case 0x01:
/* OPC01 */
goto invalid_opc;
case 0x02:
/* OPC02 */
goto invalid_opc;
case 0x03:
/* OPC03 */
goto invalid_opc;
case 0x04:
/* OPC04 */
goto invalid_opc;
case 0x05:
/* OPC05 */
goto invalid_opc;
case 0x06:
/* OPC06 */
goto invalid_opc;
case 0x07:
/* OPC07 */
goto invalid_opc;
case 0x09:
/* LDAH */
disp16 = (uint32_t)disp16 << 16;
/* fall through */
case 0x08:
/* LDA */
va = dest_gpr(ctx, ra);
/* It's worth special-casing immediate loads. */
if (rb == 31) {
tcg_gen_movi_i64(va, disp16);
} else {
tcg_gen_addi_i64(va, load_gpr(ctx, rb), disp16);
}
break;
case 0x0A:
/* LDBU */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_BWX);
gen_load_mem(ctx, &tcg_gen_qemu_ld8u, ra, rb, disp16, 0, 0);
break;
case 0x0B:
/* LDQ_U */
gen_load_mem(ctx, &tcg_gen_qemu_ld64, ra, rb, disp16, 0, 1);
break;
case 0x0C:
/* LDWU */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_BWX);
gen_load_mem(ctx, &tcg_gen_qemu_ld16u, ra, rb, disp16, 0, 0);
break;
case 0x0D:
/* STW */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_BWX);
gen_store_mem(ctx, &tcg_gen_qemu_st16, ra, rb, disp16, 0, 0);
break;
case 0x0E:
/* STB */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_BWX);
gen_store_mem(ctx, &tcg_gen_qemu_st8, ra, rb, disp16, 0, 0);
break;
case 0x0F:
/* STQ_U */
gen_store_mem(ctx, &tcg_gen_qemu_st64, ra, rb, disp16, 0, 1);
break;
case 0x10:
vc = dest_gpr(ctx, rc);
vb = load_gpr_lit(ctx, rb, lit, islit);
if (ra == 31) {
if (fn7 == 0x00) {
/* Special case ADDL as SEXTL. */
tcg_gen_ext32s_i64(vc, vb);
break;
}
if (fn7 == 0x29) {
/* Special case SUBQ as NEGQ. */
tcg_gen_neg_i64(vc, vb);
break;
}
}
va = load_gpr(ctx, ra);
switch (fn7) {
case 0x00:
/* ADDL */
tcg_gen_add_i64(vc, va, vb);
tcg_gen_ext32s_i64(vc, vc);
break;
case 0x02:
/* S4ADDL */
tmp = tcg_temp_new();
tcg_gen_shli_i64(tmp, va, 2);
tcg_gen_add_i64(tmp, tmp, vb);
tcg_gen_ext32s_i64(vc, tmp);
tcg_temp_free(tmp);
break;
case 0x09:
/* SUBL */
tcg_gen_sub_i64(vc, va, vb);
tcg_gen_ext32s_i64(vc, vc);
break;
case 0x0B:
/* S4SUBL */
tmp = tcg_temp_new();
tcg_gen_shli_i64(tmp, va, 2);
tcg_gen_sub_i64(tmp, tmp, vb);
tcg_gen_ext32s_i64(vc, tmp);
tcg_temp_free(tmp);
break;
case 0x0F:
/* CMPBGE */
gen_helper_cmpbge(vc, va, vb);
break;
case 0x12:
/* S8ADDL */
tmp = tcg_temp_new();
tcg_gen_shli_i64(tmp, va, 3);
tcg_gen_add_i64(tmp, tmp, vb);
tcg_gen_ext32s_i64(vc, tmp);
tcg_temp_free(tmp);
break;
case 0x1B:
/* S8SUBL */
tmp = tcg_temp_new();
tcg_gen_shli_i64(tmp, va, 3);
tcg_gen_sub_i64(tmp, tmp, vb);
tcg_gen_ext32s_i64(vc, tmp);
tcg_temp_free(tmp);
break;
case 0x1D:
/* CMPULT */
tcg_gen_setcond_i64(TCG_COND_LTU, vc, va, vb);
break;
case 0x20:
/* ADDQ */
tcg_gen_add_i64(vc, va, vb);
break;
case 0x22:
/* S4ADDQ */
tmp = tcg_temp_new();
tcg_gen_shli_i64(tmp, va, 2);
tcg_gen_add_i64(vc, tmp, vb);
tcg_temp_free(tmp);
break;
case 0x29:
/* SUBQ */
tcg_gen_sub_i64(vc, va, vb);
break;
case 0x2B:
/* S4SUBQ */
tmp = tcg_temp_new();
tcg_gen_shli_i64(tmp, va, 2);
tcg_gen_sub_i64(vc, tmp, vb);
tcg_temp_free(tmp);
break;
case 0x2D:
/* CMPEQ */
tcg_gen_setcond_i64(TCG_COND_EQ, vc, va, vb);
break;
case 0x32:
/* S8ADDQ */
tmp = tcg_temp_new();
tcg_gen_shli_i64(tmp, va, 3);
tcg_gen_add_i64(vc, tmp, vb);
tcg_temp_free(tmp);
break;
case 0x3B:
/* S8SUBQ */
tmp = tcg_temp_new();
tcg_gen_shli_i64(tmp, va, 3);
tcg_gen_sub_i64(vc, tmp, vb);
tcg_temp_free(tmp);
break;
case 0x3D:
/* CMPULE */
tcg_gen_setcond_i64(TCG_COND_LEU, vc, va, vb);
break;
case 0x40:
/* ADDL/V */
gen_helper_addlv(vc, cpu_env, va, vb);
break;
case 0x49:
/* SUBL/V */
gen_helper_sublv(vc, cpu_env, va, vb);
break;
case 0x4D:
/* CMPLT */
tcg_gen_setcond_i64(TCG_COND_LT, vc, va, vb);
break;
case 0x60:
/* ADDQ/V */
gen_helper_addqv(vc, cpu_env, va, vb);
break;
case 0x69:
/* SUBQ/V */
gen_helper_subqv(vc, cpu_env, va, vb);
break;
case 0x6D:
/* CMPLE */
tcg_gen_setcond_i64(TCG_COND_LE, vc, va, vb);
break;
default:
goto invalid_opc;
}
break;
case 0x11:
if (fn7 == 0x20) {
if (rc == 31) {
/* Special case BIS as NOP. */
break;
}
if (ra == 31) {
/* Special case BIS as MOV. */
vc = dest_gpr(ctx, rc);
if (islit) {
tcg_gen_movi_i64(vc, lit);
} else {
tcg_gen_mov_i64(vc, load_gpr(ctx, rb));
}
break;
}
}
vc = dest_gpr(ctx, rc);
vb = load_gpr_lit(ctx, rb, lit, islit);
if (fn7 == 0x28 && ra == 31) {
/* Special case ORNOT as NOT. */
tcg_gen_not_i64(vc, vb);
break;
}
va = load_gpr(ctx, ra);
switch (fn7) {
case 0x00:
/* AND */
tcg_gen_and_i64(vc, va, vb);
break;
case 0x08:
/* BIC */
tcg_gen_andc_i64(vc, va, vb);
break;
case 0x14:
/* CMOVLBS */
tmp = tcg_temp_new();
tcg_gen_andi_i64(tmp, va, 1);
tcg_gen_movcond_i64(TCG_COND_NE, vc, tmp, load_zero(ctx),
vb, load_gpr(ctx, rc));
tcg_temp_free(tmp);
break;
case 0x16:
/* CMOVLBC */
tmp = tcg_temp_new();
tcg_gen_andi_i64(tmp, va, 1);
tcg_gen_movcond_i64(TCG_COND_EQ, vc, tmp, load_zero(ctx),
vb, load_gpr(ctx, rc));
tcg_temp_free(tmp);
break;
case 0x20:
/* BIS */
tcg_gen_or_i64(vc, va, vb);
break;
case 0x24:
/* CMOVEQ */
tcg_gen_movcond_i64(TCG_COND_EQ, vc, va, load_zero(ctx),
vb, load_gpr(ctx, rc));
break;
case 0x26:
/* CMOVNE */
tcg_gen_movcond_i64(TCG_COND_NE, vc, va, load_zero(ctx),
vb, load_gpr(ctx, rc));
break;
case 0x28:
/* ORNOT */
tcg_gen_orc_i64(vc, va, vb);
break;
case 0x40:
/* XOR */
tcg_gen_xor_i64(vc, va, vb);
break;
case 0x44:
/* CMOVLT */
tcg_gen_movcond_i64(TCG_COND_LT, vc, va, load_zero(ctx),
vb, load_gpr(ctx, rc));
break;
case 0x46:
/* CMOVGE */
tcg_gen_movcond_i64(TCG_COND_GE, vc, va, load_zero(ctx),
vb, load_gpr(ctx, rc));
break;
case 0x48:
/* EQV */
tcg_gen_eqv_i64(vc, va, vb);
break;
case 0x61:
/* AMASK */
REQUIRE_REG_31(ra);
{
uint64_t amask = ctx->tb->flags >> TB_FLAGS_AMASK_SHIFT;
tcg_gen_andi_i64(vc, vb, ~amask);
}
break;
case 0x64:
/* CMOVLE */
tcg_gen_movcond_i64(TCG_COND_LE, vc, va, load_zero(ctx),
vb, load_gpr(ctx, rc));
break;
case 0x66:
/* CMOVGT */
tcg_gen_movcond_i64(TCG_COND_GT, vc, va, load_zero(ctx),
vb, load_gpr(ctx, rc));
break;
case 0x6C:
/* IMPLVER */
REQUIRE_REG_31(ra);
tcg_gen_movi_i64(vc, ctx->implver);
break;
default:
goto invalid_opc;
}
break;
case 0x12:
vc = dest_gpr(ctx, rc);
va = load_gpr(ctx, ra);
switch (fn7) {
case 0x02:
/* MSKBL */
gen_msk_l(ctx, vc, va, rb, islit, lit, 0x01);
break;
case 0x06:
/* EXTBL */
gen_ext_l(ctx, vc, va, rb, islit, lit, 0x01);
break;
case 0x0B:
/* INSBL */
gen_ins_l(ctx, vc, va, rb, islit, lit, 0x01);
break;
case 0x12:
/* MSKWL */
gen_msk_l(ctx, vc, va, rb, islit, lit, 0x03);
break;
case 0x16:
/* EXTWL */
gen_ext_l(ctx, vc, va, rb, islit, lit, 0x03);
break;
case 0x1B:
/* INSWL */
gen_ins_l(ctx, vc, va, rb, islit, lit, 0x03);
break;
case 0x22:
/* MSKLL */
gen_msk_l(ctx, vc, va, rb, islit, lit, 0x0f);
break;
case 0x26:
/* EXTLL */
gen_ext_l(ctx, vc, va, rb, islit, lit, 0x0f);
break;
case 0x2B:
/* INSLL */
gen_ins_l(ctx, vc, va, rb, islit, lit, 0x0f);
break;
case 0x30:
/* ZAP */
if (islit) {
gen_zapnoti(vc, va, ~lit);
} else {
gen_helper_zap(vc, va, load_gpr(ctx, rb));
}
break;
case 0x31:
/* ZAPNOT */
if (islit) {
gen_zapnoti(vc, va, lit);
} else {
gen_helper_zapnot(vc, va, load_gpr(ctx, rb));
}
break;
case 0x32:
/* MSKQL */
gen_msk_l(ctx, vc, va, rb, islit, lit, 0xff);
break;
case 0x34:
/* SRL */
if (islit) {
tcg_gen_shri_i64(vc, va, lit & 0x3f);
} else {
tmp = tcg_temp_new();
vb = load_gpr(ctx, rb);
tcg_gen_andi_i64(tmp, vb, 0x3f);
tcg_gen_shr_i64(vc, va, tmp);
tcg_temp_free(tmp);
}
break;
case 0x36:
/* EXTQL */
gen_ext_l(ctx, vc, va, rb, islit, lit, 0xff);
break;
case 0x39:
/* SLL */
if (islit) {
tcg_gen_shli_i64(vc, va, lit & 0x3f);
} else {
tmp = tcg_temp_new();
vb = load_gpr(ctx, rb);
tcg_gen_andi_i64(tmp, vb, 0x3f);
tcg_gen_shl_i64(vc, va, tmp);
tcg_temp_free(tmp);
}
break;
case 0x3B:
/* INSQL */
gen_ins_l(ctx, vc, va, rb, islit, lit, 0xff);
break;
case 0x3C:
/* SRA */
if (islit) {
tcg_gen_sari_i64(vc, va, lit & 0x3f);
} else {
tmp = tcg_temp_new();
vb = load_gpr(ctx, rb);
tcg_gen_andi_i64(tmp, vb, 0x3f);
tcg_gen_sar_i64(vc, va, tmp);
tcg_temp_free(tmp);
}
break;
case 0x52:
/* MSKWH */
gen_msk_h(ctx, vc, va, rb, islit, lit, 0x03);
break;
case 0x57:
/* INSWH */
gen_ins_h(ctx, vc, va, rb, islit, lit, 0x03);
break;
case 0x5A:
/* EXTWH */
gen_ext_h(ctx, vc, va, rb, islit, lit, 0x03);
break;
case 0x62:
/* MSKLH */
gen_msk_h(ctx, vc, va, rb, islit, lit, 0x0f);
break;
case 0x67:
/* INSLH */
gen_ins_h(ctx, vc, va, rb, islit, lit, 0x0f);
break;
case 0x6A:
/* EXTLH */
gen_ext_h(ctx, vc, va, rb, islit, lit, 0x0f);
break;
case 0x72:
/* MSKQH */
gen_msk_h(ctx, vc, va, rb, islit, lit, 0xff);
break;
case 0x77:
/* INSQH */
gen_ins_h(ctx, vc, va, rb, islit, lit, 0xff);
break;
case 0x7A:
/* EXTQH */
gen_ext_h(ctx, vc, va, rb, islit, lit, 0xff);
break;
default:
goto invalid_opc;
}
break;
case 0x13:
vc = dest_gpr(ctx, rc);
vb = load_gpr_lit(ctx, rb, lit, islit);
va = load_gpr(ctx, ra);
switch (fn7) {
case 0x00:
/* MULL */
tcg_gen_mul_i64(vc, va, vb);
tcg_gen_ext32s_i64(vc, vc);
break;
case 0x20:
/* MULQ */
tcg_gen_mul_i64(vc, va, vb);
break;
case 0x30:
/* UMULH */
tmp = tcg_temp_new();
tcg_gen_mulu2_i64(tmp, vc, va, vb);
tcg_temp_free(tmp);
break;
case 0x40:
/* MULL/V */
gen_helper_mullv(vc, cpu_env, va, vb);
break;
case 0x60:
/* MULQ/V */
gen_helper_mulqv(vc, cpu_env, va, vb);
break;
default:
goto invalid_opc;
}
break;
case 0x14:
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_FIX);
vc = dest_fpr(ctx, rc);
switch (fpfn) { /* fn11 & 0x3F */
case 0x04:
/* ITOFS */
REQUIRE_REG_31(rb);
t32 = tcg_temp_new_i32();
va = load_gpr(ctx, ra);
tcg_gen_trunc_i64_i32(t32, va);
gen_helper_memory_to_s(vc, t32);
tcg_temp_free_i32(t32);
break;
case 0x0A:
/* SQRTF */
REQUIRE_REG_31(ra);
vb = load_fpr(ctx, rb);
gen_helper_sqrtf(vc, cpu_env, vb);
break;
case 0x0B:
/* SQRTS */
REQUIRE_REG_31(ra);
gen_sqrts(ctx, rb, rc, fn11);
break;
case 0x14:
/* ITOFF */
REQUIRE_REG_31(rb);
t32 = tcg_temp_new_i32();
va = load_gpr(ctx, ra);
tcg_gen_trunc_i64_i32(t32, va);
gen_helper_memory_to_f(vc, t32);
tcg_temp_free_i32(t32);
break;
case 0x24:
/* ITOFT */
REQUIRE_REG_31(rb);
va = load_gpr(ctx, ra);
tcg_gen_mov_i64(vc, va);
break;
case 0x2A:
/* SQRTG */
REQUIRE_REG_31(ra);
vb = load_fpr(ctx, rb);
gen_helper_sqrtg(vc, cpu_env, vb);
break;
case 0x02B:
/* SQRTT */
REQUIRE_REG_31(ra);
gen_sqrtt(ctx, rb, rc, fn11);
break;
default:
goto invalid_opc;
}
break;
case 0x15:
/* VAX floating point */
/* XXX: rounding mode and trap are ignored (!) */
vc = dest_fpr(ctx, rc);
vb = load_fpr(ctx, rb);
va = load_fpr(ctx, ra);
switch (fpfn) { /* fn11 & 0x3F */
case 0x00:
/* ADDF */
gen_helper_addf(vc, cpu_env, va, vb);
break;
case 0x01:
/* SUBF */
gen_helper_subf(vc, cpu_env, va, vb);
break;
case 0x02:
/* MULF */
gen_helper_mulf(vc, cpu_env, va, vb);
break;
case 0x03:
/* DIVF */
gen_helper_divf(vc, cpu_env, va, vb);
break;
case 0x1E:
/* CVTDG -- TODO */
REQUIRE_REG_31(ra);
goto invalid_opc;
case 0x20:
/* ADDG */
gen_helper_addg(vc, cpu_env, va, vb);
break;
case 0x21:
/* SUBG */
gen_helper_subg(vc, cpu_env, va, vb);
break;
case 0x22:
/* MULG */
gen_helper_mulg(vc, cpu_env, va, vb);
break;
case 0x23:
/* DIVG */
gen_helper_divg(vc, cpu_env, va, vb);
break;
case 0x25:
/* CMPGEQ */
gen_helper_cmpgeq(vc, cpu_env, va, vb);
break;
case 0x26:
/* CMPGLT */
gen_helper_cmpglt(vc, cpu_env, va, vb);
break;
case 0x27:
/* CMPGLE */
gen_helper_cmpgle(vc, cpu_env, va, vb);
break;
case 0x2C:
/* CVTGF */
REQUIRE_REG_31(ra);
gen_helper_cvtgf(vc, cpu_env, vb);
break;
case 0x2D:
/* CVTGD -- TODO */
REQUIRE_REG_31(ra);
goto invalid_opc;
case 0x2F:
/* CVTGQ */
REQUIRE_REG_31(ra);
gen_helper_cvtgq(vc, cpu_env, vb);
break;
case 0x3C:
/* CVTQF */
REQUIRE_REG_31(ra);
gen_helper_cvtqf(vc, cpu_env, vb);
break;
case 0x3E:
/* CVTQG */
REQUIRE_REG_31(ra);
gen_helper_cvtqg(vc, cpu_env, vb);
break;
default:
goto invalid_opc;
}
break;
case 0x16:
/* IEEE floating-point */
switch (fpfn) { /* fn11 & 0x3F */
case 0x00:
/* ADDS */
gen_adds(ctx, ra, rb, rc, fn11);
break;
case 0x01:
/* SUBS */
gen_subs(ctx, ra, rb, rc, fn11);
break;
case 0x02:
/* MULS */
gen_muls(ctx, ra, rb, rc, fn11);
break;
case 0x03:
/* DIVS */
gen_divs(ctx, ra, rb, rc, fn11);
break;
case 0x20:
/* ADDT */
gen_addt(ctx, ra, rb, rc, fn11);
break;
case 0x21:
/* SUBT */
gen_subt(ctx, ra, rb, rc, fn11);
break;
case 0x22:
/* MULT */
gen_mult(ctx, ra, rb, rc, fn11);
break;
case 0x23:
/* DIVT */
gen_divt(ctx, ra, rb, rc, fn11);
break;
case 0x24:
/* CMPTUN */
gen_cmptun(ctx, ra, rb, rc, fn11);
break;
case 0x25:
/* CMPTEQ */
gen_cmpteq(ctx, ra, rb, rc, fn11);
break;
case 0x26:
/* CMPTLT */
gen_cmptlt(ctx, ra, rb, rc, fn11);
break;
case 0x27:
/* CMPTLE */
gen_cmptle(ctx, ra, rb, rc, fn11);
break;
case 0x2C:
REQUIRE_REG_31(ra);
if (fn11 == 0x2AC || fn11 == 0x6AC) {
/* CVTST */
gen_cvtst(ctx, rb, rc, fn11);
} else {
/* CVTTS */
gen_cvtts(ctx, rb, rc, fn11);
}
break;
case 0x2F:
/* CVTTQ */
REQUIRE_REG_31(ra);
gen_cvttq(ctx, rb, rc, fn11);
break;
case 0x3C:
/* CVTQS */
REQUIRE_REG_31(ra);
gen_cvtqs(ctx, rb, rc, fn11);
break;
case 0x3E:
/* CVTQT */
REQUIRE_REG_31(ra);
gen_cvtqt(ctx, rb, rc, fn11);
break;
default:
goto invalid_opc;
}
break;
case 0x17:
switch (fn11) {
case 0x010:
/* CVTLQ */
REQUIRE_REG_31(ra);
vc = dest_fpr(ctx, rc);
vb = load_fpr(ctx, rb);
gen_cvtlq(vc, vb);
break;
case 0x020:
/* CPYS */
if (rc == 31) {
/* Special case CPYS as FNOP. */
} else {
vc = dest_fpr(ctx, rc);
va = load_fpr(ctx, ra);
if (ra == rb) {
/* Special case CPYS as FMOV. */
tcg_gen_mov_i64(vc, va);
} else {
vb = load_fpr(ctx, rb);
gen_cpy_mask(vc, va, vb, 0, 0x8000000000000000ULL);
}
}
break;
case 0x021:
/* CPYSN */
vc = dest_fpr(ctx, rc);
vb = load_fpr(ctx, rb);
va = load_fpr(ctx, ra);
gen_cpy_mask(vc, va, vb, 1, 0x8000000000000000ULL);
break;
case 0x022:
/* CPYSE */
vc = dest_fpr(ctx, rc);
vb = load_fpr(ctx, rb);
va = load_fpr(ctx, ra);
gen_cpy_mask(vc, va, vb, 0, 0xFFF0000000000000ULL);
break;
case 0x024:
/* MT_FPCR */
va = load_fpr(ctx, ra);
gen_helper_store_fpcr(cpu_env, va);
if (ctx->tb_rm == QUAL_RM_D) {
/* Re-do the copy of the rounding mode to fp_status
the next time we use dynamic rounding. */
ctx->tb_rm = -1;
}
break;
case 0x025:
/* MF_FPCR */
va = dest_fpr(ctx, ra);
gen_helper_load_fpcr(va, cpu_env);
break;
case 0x02A:
/* FCMOVEQ */
gen_fcmov(ctx, TCG_COND_EQ, ra, rb, rc);
break;
case 0x02B:
/* FCMOVNE */
gen_fcmov(ctx, TCG_COND_NE, ra, rb, rc);
break;
case 0x02C:
/* FCMOVLT */
gen_fcmov(ctx, TCG_COND_LT, ra, rb, rc);
break;
case 0x02D:
/* FCMOVGE */
gen_fcmov(ctx, TCG_COND_GE, ra, rb, rc);
break;
case 0x02E:
/* FCMOVLE */
gen_fcmov(ctx, TCG_COND_LE, ra, rb, rc);
break;
case 0x02F:
/* FCMOVGT */
gen_fcmov(ctx, TCG_COND_GT, ra, rb, rc);
break;
case 0x030:
/* CVTQL */
REQUIRE_REG_31(ra);
vc = dest_fpr(ctx, rc);
vb = load_fpr(ctx, rb);
gen_cvtql(vc, vb);
break;
case 0x130:
/* CVTQL/V */
case 0x530:
/* CVTQL/SV */
REQUIRE_REG_31(ra);
/* ??? I'm pretty sure there's nothing that /sv needs to do that
/v doesn't do. The only thing I can think is that /sv is a
valid instruction merely for completeness in the ISA. */
vc = dest_fpr(ctx, rc);
vb = load_fpr(ctx, rb);
gen_helper_cvtql_v_input(cpu_env, vb);
gen_cvtql(vc, vb);
break;
default:
goto invalid_opc;
}
break;
case 0x18:
switch ((uint16_t)disp16) {
case 0x0000:
/* TRAPB */
/* No-op. */
break;
case 0x0400:
/* EXCB */
/* No-op. */
break;
case 0x4000:
/* MB */
/* No-op */
break;
case 0x4400:
/* WMB */
/* No-op */
break;
case 0x8000:
/* FETCH */
/* No-op */
break;
case 0xA000:
/* FETCH_M */
/* No-op */
break;
case 0xC000:
/* RPCC */
va = dest_gpr(ctx, ra);
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
gen_helper_load_pcc(va, cpu_env);
gen_io_end();
ret = EXIT_PC_STALE;
} else {
gen_helper_load_pcc(va, cpu_env);
}
break;
case 0xE000:
/* RC */
gen_rx(ra, 0);
break;
case 0xE800:
/* ECB */
break;
case 0xF000:
/* RS */
gen_rx(ra, 1);
break;
case 0xF800:
/* WH64 */
/* No-op */
break;
default:
goto invalid_opc;
}
break;
case 0x19:
/* HW_MFPR (PALcode) */
#ifndef CONFIG_USER_ONLY
REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE);
va = dest_gpr(ctx, ra);
ret = gen_mfpr(ctx, va, insn & 0xffff);
break;
#else
goto invalid_opc;
#endif
case 0x1A:
/* JMP, JSR, RET, JSR_COROUTINE. These only differ by the branch
prediction stack action, which of course we don't implement. */
vb = load_gpr(ctx, rb);
tcg_gen_andi_i64(cpu_pc, vb, ~3);
if (ra != 31) {
tcg_gen_movi_i64(cpu_ir[ra], ctx->pc);
}
ret = EXIT_PC_UPDATED;
break;
case 0x1B:
/* HW_LD (PALcode) */
#ifndef CONFIG_USER_ONLY
REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE);
{
TCGv addr = tcg_temp_new();
vb = load_gpr(ctx, rb);
va = dest_gpr(ctx, ra);
tcg_gen_addi_i64(addr, vb, disp12);
switch ((insn >> 12) & 0xF) {
case 0x0:
/* Longword physical access (hw_ldl/p) */
gen_helper_ldl_phys(va, cpu_env, addr);
break;
case 0x1:
/* Quadword physical access (hw_ldq/p) */
gen_helper_ldq_phys(va, cpu_env, addr);
break;
case 0x2:
/* Longword physical access with lock (hw_ldl_l/p) */
gen_helper_ldl_l_phys(va, cpu_env, addr);
break;
case 0x3:
/* Quadword physical access with lock (hw_ldq_l/p) */
gen_helper_ldq_l_phys(va, cpu_env, addr);
break;
case 0x4:
/* Longword virtual PTE fetch (hw_ldl/v) */
goto invalid_opc;
case 0x5:
/* Quadword virtual PTE fetch (hw_ldq/v) */
goto invalid_opc;
break;
case 0x6:
/* Incpu_ir[ra]id */
goto invalid_opc;
case 0x7:
/* Incpu_ir[ra]id */
goto invalid_opc;
case 0x8:
/* Longword virtual access (hw_ldl) */
goto invalid_opc;
case 0x9:
/* Quadword virtual access (hw_ldq) */
goto invalid_opc;
case 0xA:
/* Longword virtual access with protection check (hw_ldl/w) */
tcg_gen_qemu_ld_i64(va, addr, MMU_KERNEL_IDX, MO_LESL);
break;
case 0xB:
/* Quadword virtual access with protection check (hw_ldq/w) */
tcg_gen_qemu_ld_i64(va, addr, MMU_KERNEL_IDX, MO_LEQ);
break;
case 0xC:
/* Longword virtual access with alt access mode (hw_ldl/a)*/
goto invalid_opc;
case 0xD:
/* Quadword virtual access with alt access mode (hw_ldq/a) */
goto invalid_opc;
case 0xE:
/* Longword virtual access with alternate access mode and
protection checks (hw_ldl/wa) */
tcg_gen_qemu_ld_i64(va, addr, MMU_USER_IDX, MO_LESL);
break;
case 0xF:
/* Quadword virtual access with alternate access mode and
protection checks (hw_ldq/wa) */
tcg_gen_qemu_ld_i64(va, addr, MMU_USER_IDX, MO_LEQ);
break;
}
tcg_temp_free(addr);
break;
}
#else
goto invalid_opc;
#endif
case 0x1C:
vc = dest_gpr(ctx, rc);
if (fn7 == 0x70) {
/* FTOIT */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_FIX);
REQUIRE_REG_31(rb);
va = load_fpr(ctx, ra);
tcg_gen_mov_i64(vc, va);
break;
} else if (fn7 == 0x78) {
/* FTOIS */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_FIX);
REQUIRE_REG_31(rb);
t32 = tcg_temp_new_i32();
va = load_fpr(ctx, ra);
gen_helper_s_to_memory(t32, va);
tcg_gen_ext_i32_i64(vc, t32);
tcg_temp_free_i32(t32);
break;
}
vb = load_gpr_lit(ctx, rb, lit, islit);
switch (fn7) {
case 0x00:
/* SEXTB */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_BWX);
REQUIRE_REG_31(ra);
tcg_gen_ext8s_i64(vc, vb);
break;
case 0x01:
/* SEXTW */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_BWX);
REQUIRE_REG_31(ra);
tcg_gen_ext16s_i64(vc, vb);
break;
case 0x30:
/* CTPOP */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_CIX);
REQUIRE_REG_31(ra);
gen_helper_ctpop(vc, vb);
break;
case 0x31:
/* PERR */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
va = load_gpr(ctx, ra);
gen_helper_perr(vc, va, vb);
break;
case 0x32:
/* CTLZ */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_CIX);
REQUIRE_REG_31(ra);
gen_helper_ctlz(vc, vb);
break;
case 0x33:
/* CTTZ */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_CIX);
REQUIRE_REG_31(ra);
gen_helper_cttz(vc, vb);
break;
case 0x34:
/* UNPKBW */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
REQUIRE_REG_31(ra);
gen_helper_unpkbw(vc, vb);
break;
case 0x35:
/* UNPKBL */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
REQUIRE_REG_31(ra);
gen_helper_unpkbl(vc, vb);
break;
case 0x36:
/* PKWB */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
REQUIRE_REG_31(ra);
gen_helper_pkwb(vc, vb);
break;
case 0x37:
/* PKLB */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
REQUIRE_REG_31(ra);
gen_helper_pklb(vc, vb);
break;
case 0x38:
/* MINSB8 */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
va = load_gpr(ctx, ra);
gen_helper_minsb8(vc, va, vb);
break;
case 0x39:
/* MINSW4 */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
va = load_gpr(ctx, ra);
gen_helper_minsw4(vc, va, vb);
break;
case 0x3A:
/* MINUB8 */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
va = load_gpr(ctx, ra);
gen_helper_minub8(vc, va, vb);
break;
case 0x3B:
/* MINUW4 */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
va = load_gpr(ctx, ra);
gen_helper_minuw4(vc, va, vb);
break;
case 0x3C:
/* MAXUB8 */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
va = load_gpr(ctx, ra);
gen_helper_maxub8(vc, va, vb);
break;
case 0x3D:
/* MAXUW4 */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
va = load_gpr(ctx, ra);
gen_helper_maxuw4(vc, va, vb);
break;
case 0x3E:
/* MAXSB8 */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
va = load_gpr(ctx, ra);
gen_helper_maxsb8(vc, va, vb);
break;
case 0x3F:
/* MAXSW4 */
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
va = load_gpr(ctx, ra);
gen_helper_maxsw4(vc, va, vb);
break;
default:
goto invalid_opc;
}
break;
case 0x1D:
/* HW_MTPR (PALcode) */
#ifndef CONFIG_USER_ONLY
REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE);
vb = load_gpr(ctx, rb);
ret = gen_mtpr(ctx, vb, insn & 0xffff);
break;
#else
goto invalid_opc;
#endif
case 0x1E:
/* HW_RET (PALcode) */
#ifndef CONFIG_USER_ONLY
REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE);
if (rb == 31) {
/* Pre-EV6 CPUs interpreted this as HW_REI, loading the return
address from EXC_ADDR. This turns out to be useful for our
emulation PALcode, so continue to accept it. */
tmp = tcg_temp_new();
tcg_gen_ld_i64(tmp, cpu_env, offsetof(CPUAlphaState, exc_addr));
gen_helper_hw_ret(cpu_env, tmp);
tcg_temp_free(tmp);
} else {
gen_helper_hw_ret(cpu_env, load_gpr(ctx, rb));
}
ret = EXIT_PC_UPDATED;
break;
#else
goto invalid_opc;
#endif
case 0x1F:
/* HW_ST (PALcode) */
#ifndef CONFIG_USER_ONLY
REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE);
{
TCGv addr = tcg_temp_new();
va = load_gpr(ctx, ra);
vb = load_gpr(ctx, rb);
tcg_gen_addi_i64(addr, vb, disp12);
switch ((insn >> 12) & 0xF) {
case 0x0:
/* Longword physical access */
gen_helper_stl_phys(cpu_env, addr, va);
break;
case 0x1:
/* Quadword physical access */
gen_helper_stq_phys(cpu_env, addr, va);
break;
case 0x2:
/* Longword physical access with lock */
gen_helper_stl_c_phys(dest_gpr(ctx, ra), cpu_env, addr, va);
break;
case 0x3:
/* Quadword physical access with lock */
gen_helper_stq_c_phys(dest_gpr(ctx, ra), cpu_env, addr, va);
break;
case 0x4:
/* Longword virtual access */
goto invalid_opc;
case 0x5:
/* Quadword virtual access */
goto invalid_opc;
case 0x6:
/* Invalid */
goto invalid_opc;
case 0x7:
/* Invalid */
goto invalid_opc;
case 0x8:
/* Invalid */
goto invalid_opc;
case 0x9:
/* Invalid */
goto invalid_opc;
case 0xA:
/* Invalid */
goto invalid_opc;
case 0xB:
/* Invalid */
goto invalid_opc;
case 0xC:
/* Longword virtual access with alternate access mode */
goto invalid_opc;
case 0xD:
/* Quadword virtual access with alternate access mode */
goto invalid_opc;
case 0xE:
/* Invalid */
goto invalid_opc;
case 0xF:
/* Invalid */
goto invalid_opc;
}
tcg_temp_free(addr);
break;
}
#else
goto invalid_opc;
#endif
case 0x20:
/* LDF */
gen_load_mem(ctx, &gen_qemu_ldf, ra, rb, disp16, 1, 0);
break;
case 0x21:
/* LDG */
gen_load_mem(ctx, &gen_qemu_ldg, ra, rb, disp16, 1, 0);
break;
case 0x22:
/* LDS */
gen_load_mem(ctx, &gen_qemu_lds, ra, rb, disp16, 1, 0);
break;
case 0x23:
/* LDT */
gen_load_mem(ctx, &tcg_gen_qemu_ld64, ra, rb, disp16, 1, 0);
break;
case 0x24:
/* STF */
gen_store_mem(ctx, &gen_qemu_stf, ra, rb, disp16, 1, 0);
break;
case 0x25:
/* STG */
gen_store_mem(ctx, &gen_qemu_stg, ra, rb, disp16, 1, 0);
break;
case 0x26:
/* STS */
gen_store_mem(ctx, &gen_qemu_sts, ra, rb, disp16, 1, 0);
break;
case 0x27:
/* STT */
gen_store_mem(ctx, &tcg_gen_qemu_st64, ra, rb, disp16, 1, 0);
break;
case 0x28:
/* LDL */
gen_load_mem(ctx, &tcg_gen_qemu_ld32s, ra, rb, disp16, 0, 0);
break;
case 0x29:
/* LDQ */
gen_load_mem(ctx, &tcg_gen_qemu_ld64, ra, rb, disp16, 0, 0);
break;
case 0x2A:
/* LDL_L */
gen_load_mem(ctx, &gen_qemu_ldl_l, ra, rb, disp16, 0, 0);
break;
case 0x2B:
/* LDQ_L */
gen_load_mem(ctx, &gen_qemu_ldq_l, ra, rb, disp16, 0, 0);
break;
case 0x2C:
/* STL */
gen_store_mem(ctx, &tcg_gen_qemu_st32, ra, rb, disp16, 0, 0);
break;
case 0x2D:
/* STQ */
gen_store_mem(ctx, &tcg_gen_qemu_st64, ra, rb, disp16, 0, 0);
break;
case 0x2E:
/* STL_C */
ret = gen_store_conditional(ctx, ra, rb, disp16, 0);
break;
case 0x2F:
/* STQ_C */
ret = gen_store_conditional(ctx, ra, rb, disp16, 1);
break;
case 0x30:
/* BR */
ret = gen_bdirect(ctx, ra, disp21);
break;
case 0x31: /* FBEQ */
ret = gen_fbcond(ctx, TCG_COND_EQ, ra, disp21);
break;
case 0x32: /* FBLT */
ret = gen_fbcond(ctx, TCG_COND_LT, ra, disp21);
break;
case 0x33: /* FBLE */
ret = gen_fbcond(ctx, TCG_COND_LE, ra, disp21);
break;
case 0x34:
/* BSR */
ret = gen_bdirect(ctx, ra, disp21);
break;
case 0x35: /* FBNE */
ret = gen_fbcond(ctx, TCG_COND_NE, ra, disp21);
break;
case 0x36: /* FBGE */
ret = gen_fbcond(ctx, TCG_COND_GE, ra, disp21);
break;
case 0x37: /* FBGT */
ret = gen_fbcond(ctx, TCG_COND_GT, ra, disp21);
break;
case 0x38:
/* BLBC */
ret = gen_bcond(ctx, TCG_COND_EQ, ra, disp21, 1);
break;
case 0x39:
/* BEQ */
ret = gen_bcond(ctx, TCG_COND_EQ, ra, disp21, 0);
break;
case 0x3A:
/* BLT */
ret = gen_bcond(ctx, TCG_COND_LT, ra, disp21, 0);
break;
case 0x3B:
/* BLE */
ret = gen_bcond(ctx, TCG_COND_LE, ra, disp21, 0);
break;
case 0x3C:
/* BLBS */
ret = gen_bcond(ctx, TCG_COND_NE, ra, disp21, 1);
break;
case 0x3D:
/* BNE */
ret = gen_bcond(ctx, TCG_COND_NE, ra, disp21, 0);
break;
case 0x3E:
/* BGE */
ret = gen_bcond(ctx, TCG_COND_GE, ra, disp21, 0);
break;
case 0x3F:
/* BGT */
ret = gen_bcond(ctx, TCG_COND_GT, ra, disp21, 0);
break;
invalid_opc:
ret = gen_invalid(ctx);
break;
}
return ret;
}
| 22,259 |
qemu | 51cc2e783af5586b2e742ce9e5b2762dc50ad325 | 1 | CPUMIPSState *cpu_mips_init (const char *cpu_model)
{
CPUMIPSState *env;
const mips_def_t *def;
def = cpu_mips_find_by_name(cpu_model);
if (!def)
return NULL;
env = qemu_mallocz(sizeof(CPUMIPSState));
env->cpu_model = def;
cpu_exec_init(env);
env->cpu_model_str = cpu_model;
mips_tcg_init();
cpu_reset(env);
qemu_init_vcpu(env);
return env;
}
| 22,260 |
qemu | fd5723b385557bc77b93dfe5ab591813407686c0 | 1 | static void *qpa_thread_out (void *arg)
{
PAVoiceOut *pa = arg;
HWVoiceOut *hw = &pa->hw;
int threshold;
threshold = conf.divisor ? hw->samples / conf.divisor : 0;
if (audio_pt_lock (&pa->pt, AUDIO_FUNC)) {
return NULL;
}
for (;;) {
int decr, to_mix, rpos;
for (;;) {
if (pa->done) {
goto exit;
}
if (pa->live > threshold) {
break;
}
if (audio_pt_wait (&pa->pt, AUDIO_FUNC)) {
goto exit;
}
}
decr = to_mix = pa->live;
rpos = hw->rpos;
if (audio_pt_unlock (&pa->pt, AUDIO_FUNC)) {
return NULL;
}
while (to_mix) {
int error;
int chunk = audio_MIN (to_mix, hw->samples - rpos);
struct st_sample *src = hw->mix_buf + rpos;
hw->clip (pa->pcm_buf, src, chunk);
if (pa_simple_write (pa->s, pa->pcm_buf,
chunk << hw->info.shift, &error) < 0) {
qpa_logerr (error, "pa_simple_write failed\n");
return NULL;
}
rpos = (rpos + chunk) % hw->samples;
to_mix -= chunk;
}
if (audio_pt_lock (&pa->pt, AUDIO_FUNC)) {
return NULL;
}
pa->rpos = rpos;
pa->live -= decr;
pa->decr += decr;
}
exit:
audio_pt_unlock (&pa->pt, AUDIO_FUNC);
return NULL;
}
| 22,262 |
qemu | b68cb06093a36bd6fbd4d06cd62c08629fea2242 | 1 | static void complete_collecting_data(Flash *s)
{
int i;
s->cur_addr = 0;
for (i = 0; i < get_addr_length(s); ++i) {
s->cur_addr <<= 8;
s->cur_addr |= s->data[i];
}
if (get_addr_length(s) == 3) {
s->cur_addr += s->ear * MAX_3BYTES_SIZE;
}
s->state = STATE_IDLE;
switch (s->cmd_in_progress) {
case DPP:
case QPP:
case PP:
case PP4:
case PP4_4:
s->state = STATE_PAGE_PROGRAM;
break;
case READ:
case READ4:
case FAST_READ:
case FAST_READ4:
case DOR:
case DOR4:
case QOR:
case QOR4:
case DIOR:
case DIOR4:
case QIOR:
case QIOR4:
s->state = STATE_READ;
break;
case ERASE_4K:
case ERASE4_4K:
case ERASE_32K:
case ERASE4_32K:
case ERASE_SECTOR:
case ERASE4_SECTOR:
flash_erase(s, s->cur_addr, s->cmd_in_progress);
break;
case WRSR:
switch (get_man(s)) {
case MAN_SPANSION:
s->quad_enable = !!(s->data[1] & 0x02);
break;
case MAN_MACRONIX:
s->quad_enable = extract32(s->data[0], 6, 1);
if (s->len > 1) {
s->four_bytes_address_mode = extract32(s->data[1], 5, 1);
}
break;
default:
break;
}
if (s->write_enable) {
s->write_enable = false;
}
break;
case EXTEND_ADDR_WRITE:
s->ear = s->data[0];
break;
case WNVCR:
s->nonvolatile_cfg = s->data[0] | (s->data[1] << 8);
break;
case WVCR:
s->volatile_cfg = s->data[0];
break;
case WEVCR:
s->enh_volatile_cfg = s->data[0];
break;
default:
break;
}
}
| 22,263 |
qemu | 47ad35f16ae4b6b93cbfa238d51d4edc7dea90b5 | 1 | static inline void gen_op_fpexception_im(int fsr_flags)
{
TCGv r_const;
tcg_gen_andi_tl(cpu_fsr, cpu_fsr, ~FSR_FTT_MASK);
tcg_gen_ori_tl(cpu_fsr, cpu_fsr, fsr_flags);
r_const = tcg_const_i32(TT_FP_EXCP);
tcg_gen_helper_0_1(raise_exception, r_const);
tcg_temp_free(r_const);
}
| 22,264 |
FFmpeg | a6cd817a544e4e526f18391bd2c7112dc12d2f94 | 1 | static int msf_probe(AVProbeData *p)
{
if (memcmp(p->buf, "MSF", 3))
return 0;
if (AV_RB32(p->buf+8) <= 0)
return 0;
if (AV_RB32(p->buf+16) <= 0)
return 0;
return AVPROBE_SCORE_MAX / 3 * 2;
} | 22,266 |
qemu | 79853e18d904b0a4bcef62701d48559688007c93 | 0 | static void check_exception(PowerPCCPU *cpu, sPAPREnvironment *spapr,
uint32_t token, uint32_t nargs,
target_ulong args,
uint32_t nret, target_ulong rets)
{
uint32_t mask, buf, len, event_len;
uint64_t xinfo;
sPAPREventLogEntry *event;
struct rtas_error_log *hdr;
if ((nargs < 6) || (nargs > 7) || nret != 1) {
rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR);
return;
}
xinfo = rtas_ld(args, 1);
mask = rtas_ld(args, 2);
buf = rtas_ld(args, 4);
len = rtas_ld(args, 5);
if (nargs == 7) {
xinfo |= (uint64_t)rtas_ld(args, 6) << 32;
}
event = rtas_event_log_dequeue(mask);
if (!event) {
goto out_no_events;
}
hdr = event->data;
event_len = be32_to_cpu(hdr->extended_length) + sizeof(*hdr);
if (event_len < len) {
len = event_len;
}
cpu_physical_memory_write(buf, event->data, len);
rtas_st(rets, 0, RTAS_OUT_SUCCESS);
g_free(event->data);
g_free(event);
/* according to PAPR+, the IRQ must be left asserted, or re-asserted, if
* there are still pending events to be fetched via check-exception. We
* do the latter here, since our code relies on edge-triggered
* interrupts.
*/
if (rtas_event_log_contains(mask)) {
qemu_irq_pulse(xics_get_qirq(spapr->icp, spapr->check_exception_irq));
}
return;
out_no_events:
rtas_st(rets, 0, RTAS_OUT_NO_ERRORS_FOUND);
}
| 22,267 |
qemu | 3c529d935923a70519557d420db1d5a09a65086a | 0 | static void raw_fd_pool_put(RawAIOCB *acb)
{
BDRVRawState *s = acb->common.bs->opaque;
int i;
for (i = 0; i < RAW_FD_POOL_SIZE; i++) {
if (s->fd_pool[i] == acb->fd) {
close(s->fd_pool[i]);
s->fd_pool[i] = -1;
}
}
}
| 22,268 |
qemu | ea5bef49eadd240c7924f287f2da1bb457a3f92c | 0 | static void test_redirector_rx(void)
{
int backend_sock[2], send_sock;
char *cmdline;
uint32_t ret = 0, len = 0;
char send_buf[] = "Hello!!";
char sock_path0[] = "filter-redirector0.XXXXXX";
char sock_path1[] = "filter-redirector1.XXXXXX";
char *recv_buf;
uint32_t size = sizeof(send_buf);
size = htonl(size);
ret = socketpair(PF_UNIX, SOCK_STREAM, 0, backend_sock);
g_assert_cmpint(ret, !=, -1);
ret = mkstemp(sock_path0);
g_assert_cmpint(ret, !=, -1);
ret = mkstemp(sock_path1);
g_assert_cmpint(ret, !=, -1);
cmdline = g_strdup_printf("-netdev socket,id=qtest-bn0,fd=%d "
"-device rtl8139,netdev=qtest-bn0,id=qtest-e0 "
"-chardev socket,id=redirector0,path=%s,server,nowait "
"-chardev socket,id=redirector1,path=%s,server,nowait "
"-chardev socket,id=redirector2,path=%s,nowait "
"-object filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
"queue=rx,indev=redirector0 "
"-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
"queue=rx,outdev=redirector2 "
"-object filter-redirector,id=qtest-f2,netdev=qtest-bn0,"
"queue=rx,indev=redirector1 "
, backend_sock[1], sock_path0, sock_path1, sock_path0);
qtest_start(cmdline);
g_free(cmdline);
struct iovec iov[] = {
{
.iov_base = &size,
.iov_len = sizeof(size),
}, {
.iov_base = send_buf,
.iov_len = sizeof(send_buf),
},
};
send_sock = unix_connect(sock_path1, NULL);
g_assert_cmpint(send_sock, !=, -1);
/* send a qmp command to guarantee that 'connected' is setting to true. */
qmp_discard_response("{ 'execute' : 'query-status'}");
ret = iov_send(send_sock, iov, 2, 0, sizeof(size) + sizeof(send_buf));
g_assert_cmpint(ret, ==, sizeof(send_buf) + sizeof(size));
close(send_sock);
ret = qemu_recv(backend_sock[0], &len, sizeof(len), 0);
g_assert_cmpint(ret, ==, sizeof(len));
len = ntohl(len);
g_assert_cmpint(len, ==, sizeof(send_buf));
recv_buf = g_malloc(len);
ret = qemu_recv(backend_sock[0], recv_buf, len, 0);
g_assert_cmpstr(recv_buf, ==, send_buf);
g_free(recv_buf);
unlink(sock_path0);
unlink(sock_path1);
qtest_end();
}
| 22,271 |
qemu | 13f1c773640171efa8175b1ba6dcd624c1ad68c1 | 0 | static void cpu_openrisc_load_kernel(ram_addr_t ram_size,
const char *kernel_filename,
OpenRISCCPU *cpu)
{
long kernel_size;
uint64_t elf_entry;
hwaddr entry;
if (kernel_filename && !qtest_enabled()) {
kernel_size = load_elf(kernel_filename, NULL, NULL,
&elf_entry, NULL, NULL, 1, EM_OPENRISC,
1, 0);
entry = elf_entry;
if (kernel_size < 0) {
kernel_size = load_uimage(kernel_filename,
&entry, NULL, NULL, NULL, NULL);
}
if (kernel_size < 0) {
kernel_size = load_image_targphys(kernel_filename,
KERNEL_LOAD_ADDR,
ram_size - KERNEL_LOAD_ADDR);
entry = KERNEL_LOAD_ADDR;
}
if (kernel_size < 0) {
fprintf(stderr, "QEMU: couldn't load the kernel '%s'\n",
kernel_filename);
exit(1);
}
cpu->env.pc = entry;
}
}
| 22,272 |
qemu | 2ed1ebcf65edf6757d8904000889ce52cc0a9d1b | 0 | static void configure_rtc_date_offset(const char *startdate, int legacy)
{
time_t rtc_start_date;
struct tm tm;
if (!strcmp(startdate, "now") && legacy) {
rtc_date_offset = -1;
} else {
if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
&tm.tm_year,
&tm.tm_mon,
&tm.tm_mday,
&tm.tm_hour,
&tm.tm_min,
&tm.tm_sec) == 6) {
/* OK */
} else if (sscanf(startdate, "%d-%d-%d",
&tm.tm_year,
&tm.tm_mon,
&tm.tm_mday) == 3) {
tm.tm_hour = 0;
tm.tm_min = 0;
tm.tm_sec = 0;
} else {
goto date_fail;
}
tm.tm_year -= 1900;
tm.tm_mon--;
rtc_start_date = mktimegm(&tm);
if (rtc_start_date == -1) {
date_fail:
fprintf(stderr, "Invalid date format. Valid formats are:\n"
"'2006-06-17T16:01:21' or '2006-06-17'\n");
exit(1);
}
rtc_date_offset = time(NULL) - rtc_start_date;
}
}
| 22,274 |
qemu | eacc324914c2dc7aecec3b4ea920252b685b5c8e | 0 | void ppc_slb_invalidate_all (CPUPPCState *env)
{
/* XXX: TODO */
tlb_flush(env, 1);
}
| 22,275 |
qemu | 45a50b1668822c23afc2a89f724654e176518bc4 | 0 | int load_image_targphys(const char *filename,
target_phys_addr_t addr, int max_sz)
{
FILE *f;
size_t got;
f = fopen(filename, "rb");
if (!f) return -1;
got = fread_targphys(addr, max_sz, f);
if (ferror(f)) { fclose(f); return -1; }
fclose(f);
return got;
}
| 22,277 |
qemu | 880a7578381d1c7ed4d41c7599ae3cc06567a824 | 0 | int gdbserver_start(int port)
{
gdbserver_fd = gdbserver_open(port);
if (gdbserver_fd < 0)
return -1;
/* accept connections */
gdb_accept (NULL);
return 0;
}
| 22,278 |
qemu | 1ea879e5580f63414693655fcf0328559cdce138 | 0 | CaptureVoiceOut *AUD_add_capture (
AudioState *s,
audsettings_t *as,
struct audio_capture_ops *ops,
void *cb_opaque
)
{
CaptureVoiceOut *cap;
struct capture_callback *cb;
if (!s) {
/* XXX suppress */
s = &glob_audio_state;
}
if (audio_validate_settings (as)) {
dolog ("Invalid settings were passed when trying to add capture\n");
audio_print_settings (as);
goto err0;
}
cb = audio_calloc (AUDIO_FUNC, 1, sizeof (*cb));
if (!cb) {
dolog ("Could not allocate capture callback information, size %zu\n",
sizeof (*cb));
goto err0;
}
cb->ops = *ops;
cb->opaque = cb_opaque;
cap = audio_pcm_capture_find_specific (s, as);
if (cap) {
LIST_INSERT_HEAD (&cap->cb_head, cb, entries);
return cap;
}
else {
HWVoiceOut *hw;
CaptureVoiceOut *cap;
cap = audio_calloc (AUDIO_FUNC, 1, sizeof (*cap));
if (!cap) {
dolog ("Could not allocate capture voice, size %zu\n",
sizeof (*cap));
goto err1;
}
hw = &cap->hw;
LIST_INIT (&hw->sw_head);
LIST_INIT (&cap->cb_head);
/* XXX find a more elegant way */
hw->samples = 4096 * 4;
hw->mix_buf = audio_calloc (AUDIO_FUNC, hw->samples,
sizeof (st_sample_t));
if (!hw->mix_buf) {
dolog ("Could not allocate capture mix buffer (%d samples)\n",
hw->samples);
goto err2;
}
audio_pcm_init_info (&hw->info, as);
cap->buf = audio_calloc (AUDIO_FUNC, hw->samples, 1 << hw->info.shift);
if (!cap->buf) {
dolog ("Could not allocate capture buffer "
"(%d samples, each %d bytes)\n",
hw->samples, 1 << hw->info.shift);
goto err3;
}
hw->clip = mixeng_clip
[hw->info.nchannels == 2]
[hw->info.sign]
[hw->info.swap_endianness]
[audio_bits_to_index (hw->info.bits)];
LIST_INSERT_HEAD (&s->cap_head, cap, entries);
LIST_INSERT_HEAD (&cap->cb_head, cb, entries);
hw = NULL;
while ((hw = audio_pcm_hw_find_any_out (s, hw))) {
audio_attach_capture (s, hw);
}
return cap;
err3:
qemu_free (cap->hw.mix_buf);
err2:
qemu_free (cap);
err1:
qemu_free (cb);
err0:
return NULL;
}
}
| 22,281 |
qemu | f53a829bb9ef14be800556cbc02d8b20fc1050a7 | 0 | static int nbd_co_writev(BlockDriverState *bs, int64_t sector_num,
int nb_sectors, QEMUIOVector *qiov)
{
BDRVNBDState *s = bs->opaque;
return nbd_client_session_co_writev(&s->client, sector_num,
nb_sectors, qiov);
}
| 22,282 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static void megasas_mmio_write(void *opaque, target_phys_addr_t addr,
uint64_t val, unsigned size)
{
MegasasState *s = opaque;
uint64_t frame_addr;
uint32_t frame_count;
int i;
trace_megasas_mmio_writel(addr, val);
switch (addr) {
case MFI_IDB:
if (val & MFI_FWINIT_ABORT) {
/* Abort all pending cmds */
for (i = 0; i < s->fw_cmds; i++) {
megasas_abort_command(&s->frames[i]);
}
}
if (val & MFI_FWINIT_READY) {
/* move to FW READY */
megasas_soft_reset(s);
}
if (val & MFI_FWINIT_MFIMODE) {
/* discard MFIs */
}
break;
case MFI_OMSK:
s->intr_mask = val;
if (!megasas_intr_enabled(s) && !msix_enabled(&s->dev)) {
trace_megasas_irq_lower();
qemu_irq_lower(s->dev.irq[0]);
}
if (megasas_intr_enabled(s)) {
trace_megasas_intr_enabled();
} else {
trace_megasas_intr_disabled();
}
break;
case MFI_ODCR0:
s->doorbell = 0;
if (s->producer_pa && megasas_intr_enabled(s)) {
/* Update reply queue pointer */
trace_megasas_qf_update(s->reply_queue_head, s->busy);
stl_le_phys(s->producer_pa, s->reply_queue_head);
if (!msix_enabled(&s->dev)) {
trace_megasas_irq_lower();
qemu_irq_lower(s->dev.irq[0]);
}
}
break;
case MFI_IQPH:
/* Received high 32 bits of a 64 bit MFI frame address */
s->frame_hi = val;
break;
case MFI_IQPL:
/* Received low 32 bits of a 64 bit MFI frame address */
case MFI_IQP:
/* Received 32 bit MFI frame address */
frame_addr = (val & ~0x1F);
/* Add possible 64 bit offset */
frame_addr |= ((uint64_t)s->frame_hi << 32);
s->frame_hi = 0;
frame_count = (val >> 1) & 0xF;
megasas_handle_frame(s, frame_addr, frame_count);
break;
default:
trace_megasas_mmio_invalid_writel(addr, val);
break;
}
}
| 22,283 |
FFmpeg | 259c71c199e9b4ea89bf4cb90ed0e207ddc9dff7 | 0 | static int mpjpeg_read_packet(AVFormatContext *s, AVPacket *pkt)
{
int size;
int ret;
MPJPEGDemuxContext *mpjpeg = s->priv_data;
if (mpjpeg->boundary == NULL) {
mpjpeg->boundary = av_strdup("--");
mpjpeg->searchstr = av_strdup("\r\n--");
if (!mpjpeg->boundary || !mpjpeg->searchstr) {
av_freep(&mpjpeg->boundary);
av_freep(&mpjpeg->searchstr);
return AVERROR(ENOMEM);
}
mpjpeg->searchstr_len = strlen(mpjpeg->searchstr);
}
ret = parse_multipart_header(s->pb, &size, mpjpeg->boundary, s);
if (ret < 0)
return ret;
if (size > 0) {
/* size has been provided to us in MIME header */
ret = av_get_packet(s->pb, pkt, size);
} else {
/* no size was given -- we read until the next boundary or end-of-file */
int remaining = 0, len;
const int read_chunk = 2048;
av_init_packet(pkt);
pkt->data = NULL;
pkt->size = 0;
pkt->pos = avio_tell(s->pb);
/* we may need to return as much as all we've read back to the buffer */
ffio_ensure_seekback(s->pb, read_chunk);
while ((ret = av_append_packet(s->pb, pkt, read_chunk - remaining)) >= 0) {
/* scan the new data */
len = ret + remaining;
char *start = pkt->data + pkt->size - len;
do {
if (!memcmp(start, mpjpeg->searchstr, mpjpeg->searchstr_len)) {
// got the boundary! rewind the stream
avio_seek(s->pb, -(len-2), SEEK_CUR);
pkt->size -= (len-2);
return pkt->size;
}
len--;
start++;
} while (len >= mpjpeg->searchstr_len);
remaining = len;
}
/* error or EOF occurred */
if (ret == AVERROR_EOF) {
ret = pkt->size > 0 ? pkt->size : AVERROR_EOF;
} else {
av_packet_unref(pkt);
}
}
return ret;
}
| 22,284 |
qemu | 42a268c241183877192c376d03bd9b6d527407c7 | 0 | static void gen_flt3_arith (DisasContext *ctx, uint32_t opc,
int fd, int fr, int fs, int ft)
{
const char *opn = "flt3_arith";
switch (opc) {
case OPC_ALNV_PS:
check_cp1_64bitmode(ctx);
{
TCGv t0 = tcg_temp_local_new();
TCGv_i32 fp = tcg_temp_new_i32();
TCGv_i32 fph = tcg_temp_new_i32();
int l1 = gen_new_label();
int l2 = gen_new_label();
gen_load_gpr(t0, fr);
tcg_gen_andi_tl(t0, t0, 0x7);
tcg_gen_brcondi_tl(TCG_COND_NE, t0, 0, l1);
gen_load_fpr32(fp, fs);
gen_load_fpr32h(ctx, fph, fs);
gen_store_fpr32(fp, fd);
gen_store_fpr32h(ctx, fph, fd);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_brcondi_tl(TCG_COND_NE, t0, 4, l2);
tcg_temp_free(t0);
#ifdef TARGET_WORDS_BIGENDIAN
gen_load_fpr32(fp, fs);
gen_load_fpr32h(ctx, fph, ft);
gen_store_fpr32h(ctx, fp, fd);
gen_store_fpr32(fph, fd);
#else
gen_load_fpr32h(ctx, fph, fs);
gen_load_fpr32(fp, ft);
gen_store_fpr32(fph, fd);
gen_store_fpr32h(ctx, fp, fd);
#endif
gen_set_label(l2);
tcg_temp_free_i32(fp);
tcg_temp_free_i32(fph);
}
opn = "alnv.ps";
break;
case OPC_MADD_S:
check_cop1x(ctx);
{
TCGv_i32 fp0 = tcg_temp_new_i32();
TCGv_i32 fp1 = tcg_temp_new_i32();
TCGv_i32 fp2 = tcg_temp_new_i32();
gen_load_fpr32(fp0, fs);
gen_load_fpr32(fp1, ft);
gen_load_fpr32(fp2, fr);
gen_helper_float_madd_s(fp2, cpu_env, fp0, fp1, fp2);
tcg_temp_free_i32(fp0);
tcg_temp_free_i32(fp1);
gen_store_fpr32(fp2, fd);
tcg_temp_free_i32(fp2);
}
opn = "madd.s";
break;
case OPC_MADD_D:
check_cop1x(ctx);
check_cp1_registers(ctx, fd | fs | ft | fr);
{
TCGv_i64 fp0 = tcg_temp_new_i64();
TCGv_i64 fp1 = tcg_temp_new_i64();
TCGv_i64 fp2 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_load_fpr64(ctx, fp1, ft);
gen_load_fpr64(ctx, fp2, fr);
gen_helper_float_madd_d(fp2, cpu_env, fp0, fp1, fp2);
tcg_temp_free_i64(fp0);
tcg_temp_free_i64(fp1);
gen_store_fpr64(ctx, fp2, fd);
tcg_temp_free_i64(fp2);
}
opn = "madd.d";
break;
case OPC_MADD_PS:
check_cp1_64bitmode(ctx);
{
TCGv_i64 fp0 = tcg_temp_new_i64();
TCGv_i64 fp1 = tcg_temp_new_i64();
TCGv_i64 fp2 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_load_fpr64(ctx, fp1, ft);
gen_load_fpr64(ctx, fp2, fr);
gen_helper_float_madd_ps(fp2, cpu_env, fp0, fp1, fp2);
tcg_temp_free_i64(fp0);
tcg_temp_free_i64(fp1);
gen_store_fpr64(ctx, fp2, fd);
tcg_temp_free_i64(fp2);
}
opn = "madd.ps";
break;
case OPC_MSUB_S:
check_cop1x(ctx);
{
TCGv_i32 fp0 = tcg_temp_new_i32();
TCGv_i32 fp1 = tcg_temp_new_i32();
TCGv_i32 fp2 = tcg_temp_new_i32();
gen_load_fpr32(fp0, fs);
gen_load_fpr32(fp1, ft);
gen_load_fpr32(fp2, fr);
gen_helper_float_msub_s(fp2, cpu_env, fp0, fp1, fp2);
tcg_temp_free_i32(fp0);
tcg_temp_free_i32(fp1);
gen_store_fpr32(fp2, fd);
tcg_temp_free_i32(fp2);
}
opn = "msub.s";
break;
case OPC_MSUB_D:
check_cop1x(ctx);
check_cp1_registers(ctx, fd | fs | ft | fr);
{
TCGv_i64 fp0 = tcg_temp_new_i64();
TCGv_i64 fp1 = tcg_temp_new_i64();
TCGv_i64 fp2 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_load_fpr64(ctx, fp1, ft);
gen_load_fpr64(ctx, fp2, fr);
gen_helper_float_msub_d(fp2, cpu_env, fp0, fp1, fp2);
tcg_temp_free_i64(fp0);
tcg_temp_free_i64(fp1);
gen_store_fpr64(ctx, fp2, fd);
tcg_temp_free_i64(fp2);
}
opn = "msub.d";
break;
case OPC_MSUB_PS:
check_cp1_64bitmode(ctx);
{
TCGv_i64 fp0 = tcg_temp_new_i64();
TCGv_i64 fp1 = tcg_temp_new_i64();
TCGv_i64 fp2 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_load_fpr64(ctx, fp1, ft);
gen_load_fpr64(ctx, fp2, fr);
gen_helper_float_msub_ps(fp2, cpu_env, fp0, fp1, fp2);
tcg_temp_free_i64(fp0);
tcg_temp_free_i64(fp1);
gen_store_fpr64(ctx, fp2, fd);
tcg_temp_free_i64(fp2);
}
opn = "msub.ps";
break;
case OPC_NMADD_S:
check_cop1x(ctx);
{
TCGv_i32 fp0 = tcg_temp_new_i32();
TCGv_i32 fp1 = tcg_temp_new_i32();
TCGv_i32 fp2 = tcg_temp_new_i32();
gen_load_fpr32(fp0, fs);
gen_load_fpr32(fp1, ft);
gen_load_fpr32(fp2, fr);
gen_helper_float_nmadd_s(fp2, cpu_env, fp0, fp1, fp2);
tcg_temp_free_i32(fp0);
tcg_temp_free_i32(fp1);
gen_store_fpr32(fp2, fd);
tcg_temp_free_i32(fp2);
}
opn = "nmadd.s";
break;
case OPC_NMADD_D:
check_cop1x(ctx);
check_cp1_registers(ctx, fd | fs | ft | fr);
{
TCGv_i64 fp0 = tcg_temp_new_i64();
TCGv_i64 fp1 = tcg_temp_new_i64();
TCGv_i64 fp2 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_load_fpr64(ctx, fp1, ft);
gen_load_fpr64(ctx, fp2, fr);
gen_helper_float_nmadd_d(fp2, cpu_env, fp0, fp1, fp2);
tcg_temp_free_i64(fp0);
tcg_temp_free_i64(fp1);
gen_store_fpr64(ctx, fp2, fd);
tcg_temp_free_i64(fp2);
}
opn = "nmadd.d";
break;
case OPC_NMADD_PS:
check_cp1_64bitmode(ctx);
{
TCGv_i64 fp0 = tcg_temp_new_i64();
TCGv_i64 fp1 = tcg_temp_new_i64();
TCGv_i64 fp2 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_load_fpr64(ctx, fp1, ft);
gen_load_fpr64(ctx, fp2, fr);
gen_helper_float_nmadd_ps(fp2, cpu_env, fp0, fp1, fp2);
tcg_temp_free_i64(fp0);
tcg_temp_free_i64(fp1);
gen_store_fpr64(ctx, fp2, fd);
tcg_temp_free_i64(fp2);
}
opn = "nmadd.ps";
break;
case OPC_NMSUB_S:
check_cop1x(ctx);
{
TCGv_i32 fp0 = tcg_temp_new_i32();
TCGv_i32 fp1 = tcg_temp_new_i32();
TCGv_i32 fp2 = tcg_temp_new_i32();
gen_load_fpr32(fp0, fs);
gen_load_fpr32(fp1, ft);
gen_load_fpr32(fp2, fr);
gen_helper_float_nmsub_s(fp2, cpu_env, fp0, fp1, fp2);
tcg_temp_free_i32(fp0);
tcg_temp_free_i32(fp1);
gen_store_fpr32(fp2, fd);
tcg_temp_free_i32(fp2);
}
opn = "nmsub.s";
break;
case OPC_NMSUB_D:
check_cop1x(ctx);
check_cp1_registers(ctx, fd | fs | ft | fr);
{
TCGv_i64 fp0 = tcg_temp_new_i64();
TCGv_i64 fp1 = tcg_temp_new_i64();
TCGv_i64 fp2 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_load_fpr64(ctx, fp1, ft);
gen_load_fpr64(ctx, fp2, fr);
gen_helper_float_nmsub_d(fp2, cpu_env, fp0, fp1, fp2);
tcg_temp_free_i64(fp0);
tcg_temp_free_i64(fp1);
gen_store_fpr64(ctx, fp2, fd);
tcg_temp_free_i64(fp2);
}
opn = "nmsub.d";
break;
case OPC_NMSUB_PS:
check_cp1_64bitmode(ctx);
{
TCGv_i64 fp0 = tcg_temp_new_i64();
TCGv_i64 fp1 = tcg_temp_new_i64();
TCGv_i64 fp2 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_load_fpr64(ctx, fp1, ft);
gen_load_fpr64(ctx, fp2, fr);
gen_helper_float_nmsub_ps(fp2, cpu_env, fp0, fp1, fp2);
tcg_temp_free_i64(fp0);
tcg_temp_free_i64(fp1);
gen_store_fpr64(ctx, fp2, fd);
tcg_temp_free_i64(fp2);
}
opn = "nmsub.ps";
break;
default:
MIPS_INVAL(opn);
generate_exception (ctx, EXCP_RI);
return;
}
(void)opn; /* avoid a compiler warning */
MIPS_DEBUG("%s %s, %s, %s, %s", opn, fregnames[fd], fregnames[fr],
fregnames[fs], fregnames[ft]);
}
| 22,285 |
qemu | 7102fa7073b2cefb33ab4012a11f15fbf297a74b | 0 | static void pc_compat_2_1(MachineState *machine)
{
PCMachineState *pcms = PC_MACHINE(machine);
pc_compat_2_2(machine);
pcms->enforce_aligned_dimm = false;
smbios_uuid_encoded = false;
x86_cpu_change_kvm_default("svm", NULL);
}
| 22,286 |
qemu | 5861a33898bbddfd1a80c2e202cb9352e3b1ba62 | 0 | qemu_irq *openpic_init (MemoryRegion **pmem, int nb_cpus,
qemu_irq **irqs, qemu_irq irq_out)
{
openpic_t *opp;
int i, m;
struct {
const char *name;
MemoryRegionOps const *ops;
hwaddr start_addr;
ram_addr_t size;
} const list[] = {
{"glb", &openpic_glb_ops, OPENPIC_GLB_REG_START, OPENPIC_GLB_REG_SIZE},
{"tmr", &openpic_tmr_ops, OPENPIC_TMR_REG_START, OPENPIC_TMR_REG_SIZE},
{"src", &openpic_src_ops, OPENPIC_SRC_REG_START, OPENPIC_SRC_REG_SIZE},
{"cpu", &openpic_cpu_ops, OPENPIC_CPU_REG_START, OPENPIC_CPU_REG_SIZE},
};
/* XXX: for now, only one CPU is supported */
if (nb_cpus != 1)
return NULL;
opp = g_malloc0(sizeof(openpic_t));
memory_region_init(&opp->mem, "openpic", 0x40000);
for (i = 0; i < ARRAY_SIZE(list); i++) {
memory_region_init_io(&opp->sub_io_mem[i], list[i].ops, opp,
list[i].name, list[i].size);
memory_region_add_subregion(&opp->mem, list[i].start_addr,
&opp->sub_io_mem[i]);
}
// isu_base &= 0xFFFC0000;
opp->nb_cpus = nb_cpus;
opp->max_irq = OPENPIC_MAX_IRQ;
opp->irq_ipi0 = OPENPIC_IRQ_IPI0;
opp->irq_tim0 = OPENPIC_IRQ_TIM0;
/* Set IRQ types */
for (i = 0; i < OPENPIC_EXT_IRQ; i++) {
opp->src[i].type = IRQ_EXTERNAL;
}
for (; i < OPENPIC_IRQ_TIM0; i++) {
opp->src[i].type = IRQ_SPECIAL;
}
m = OPENPIC_IRQ_IPI0;
for (; i < m; i++) {
opp->src[i].type = IRQ_TIMER;
}
for (; i < OPENPIC_MAX_IRQ; i++) {
opp->src[i].type = IRQ_INTERNAL;
}
for (i = 0; i < nb_cpus; i++)
opp->dst[i].irqs = irqs[i];
opp->irq_out = irq_out;
register_savevm(&opp->pci_dev.qdev, "openpic", 0, 2,
openpic_save, openpic_load, opp);
qemu_register_reset(openpic_reset, opp);
opp->irq_raise = openpic_irq_raise;
opp->reset = openpic_reset;
if (pmem)
*pmem = &opp->mem;
return qemu_allocate_irqs(openpic_set_irq, opp, opp->max_irq);
}
| 22,287 |
qemu | be5e7a76010bd14d09f74504ed6368782e701888 | 0 | void do_interrupt(CPUARMState *env)
{
uint32_t addr;
uint32_t mask;
int new_mode;
uint32_t offset;
if (IS_M(env)) {
do_interrupt_v7m(env);
return;
}
/* TODO: Vectored interrupt controller. */
switch (env->exception_index) {
case EXCP_UDEF:
new_mode = ARM_CPU_MODE_UND;
addr = 0x04;
mask = CPSR_I;
if (env->thumb)
offset = 2;
else
offset = 4;
break;
case EXCP_SWI:
if (semihosting_enabled) {
/* Check for semihosting interrupt. */
if (env->thumb) {
mask = lduw_code(env->regs[15] - 2) & 0xff;
} else {
mask = ldl_code(env->regs[15] - 4) & 0xffffff;
}
/* Only intercept calls from privileged modes, to provide some
semblance of security. */
if (((mask == 0x123456 && !env->thumb)
|| (mask == 0xab && env->thumb))
&& (env->uncached_cpsr & CPSR_M) != ARM_CPU_MODE_USR) {
env->regs[0] = do_arm_semihosting(env);
return;
}
}
new_mode = ARM_CPU_MODE_SVC;
addr = 0x08;
mask = CPSR_I;
/* The PC already points to the next instruction. */
offset = 0;
break;
case EXCP_BKPT:
/* See if this is a semihosting syscall. */
if (env->thumb && semihosting_enabled) {
mask = lduw_code(env->regs[15]) & 0xff;
if (mask == 0xab
&& (env->uncached_cpsr & CPSR_M) != ARM_CPU_MODE_USR) {
env->regs[15] += 2;
env->regs[0] = do_arm_semihosting(env);
return;
}
}
/* Fall through to prefetch abort. */
case EXCP_PREFETCH_ABORT:
new_mode = ARM_CPU_MODE_ABT;
addr = 0x0c;
mask = CPSR_A | CPSR_I;
offset = 4;
break;
case EXCP_DATA_ABORT:
new_mode = ARM_CPU_MODE_ABT;
addr = 0x10;
mask = CPSR_A | CPSR_I;
offset = 8;
break;
case EXCP_IRQ:
new_mode = ARM_CPU_MODE_IRQ;
addr = 0x18;
/* Disable IRQ and imprecise data aborts. */
mask = CPSR_A | CPSR_I;
offset = 4;
break;
case EXCP_FIQ:
new_mode = ARM_CPU_MODE_FIQ;
addr = 0x1c;
/* Disable FIQ, IRQ and imprecise data aborts. */
mask = CPSR_A | CPSR_I | CPSR_F;
offset = 4;
break;
default:
cpu_abort(env, "Unhandled exception 0x%x\n", env->exception_index);
return; /* Never happens. Keep compiler happy. */
}
/* High vectors. */
if (env->cp15.c1_sys & (1 << 13)) {
addr += 0xffff0000;
}
switch_mode (env, new_mode);
env->spsr = cpsr_read(env);
/* Clear IT bits. */
env->condexec_bits = 0;
/* Switch to the new mode, and to the correct instruction set. */
env->uncached_cpsr = (env->uncached_cpsr & ~CPSR_M) | new_mode;
env->uncached_cpsr |= mask;
env->thumb = (env->cp15.c1_sys & (1 << 30)) != 0;
env->regs[14] = env->regs[15] + offset;
env->regs[15] = addr;
env->interrupt_request |= CPU_INTERRUPT_EXITTB;
}
| 22,288 |
qemu | 5d1abf234462d13bef3617cc2c55b6815703ddf2 | 0 | int stpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar)
{
CPUS390XState *env = &cpu->env;
uint32_t fh;
ZpciFib fib;
S390PCIBusDevice *pbdev;
uint32_t data;
uint64_t cc = ZPCI_PCI_LS_OK;
if (env->psw.mask & PSW_MASK_PSTATE) {
program_interrupt(env, PGM_PRIVILEGED, 6);
return 0;
}
fh = env->regs[r1] >> 32;
if (fiba & 0x7) {
program_interrupt(env, PGM_SPECIFICATION, 6);
return 0;
}
pbdev = s390_pci_find_dev_by_fh(fh);
if (!pbdev) {
setcc(cpu, ZPCI_PCI_LS_INVAL_HANDLE);
return 0;
}
memset(&fib, 0, sizeof(fib));
stq_p(&fib.pba, pbdev->pba);
stq_p(&fib.pal, pbdev->pal);
stq_p(&fib.iota, pbdev->g_iota);
stq_p(&fib.aibv, pbdev->routes.adapter.ind_addr);
stq_p(&fib.aisb, pbdev->routes.adapter.summary_addr);
stq_p(&fib.fmb_addr, pbdev->fmb_addr);
data = ((uint32_t)pbdev->isc << 28) | ((uint32_t)pbdev->noi << 16) |
((uint32_t)pbdev->routes.adapter.ind_offset << 8) |
((uint32_t)pbdev->sum << 7) | pbdev->routes.adapter.summary_offset;
stl_p(&fib.data, data);
if (pbdev->fh & FH_MASK_ENABLE) {
fib.fc |= 0x80;
}
if (pbdev->error_state) {
fib.fc |= 0x40;
}
if (pbdev->lgstg_blocked) {
fib.fc |= 0x20;
}
if (pbdev->g_iota) {
fib.fc |= 0x10;
}
if (s390_cpu_virt_mem_write(cpu, fiba, ar, (uint8_t *)&fib, sizeof(fib))) {
return 0;
}
setcc(cpu, cc);
return 0;
}
| 22,289 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static void mv88w8618_wlan_write(void *opaque, target_phys_addr_t offset,
uint64_t value, unsigned size)
{
}
| 22,290 |
qemu | 65cdadd2e2de76f7db3bf6b7d8dd8c67abff9659 | 0 | START_TEST(qint_from_int_test)
{
QInt *qi;
const int value = -42;
qi = qint_from_int(value);
fail_unless(qi != NULL);
fail_unless(qi->value == value);
fail_unless(qi->base.refcnt == 1);
fail_unless(qobject_type(QOBJECT(qi)) == QTYPE_QINT);
// destroy doesn't exit yet
g_free(qi);
}
| 22,292 |
qemu | 62deb62d999cf9e2be61272c6b720104f764bd6a | 0 | static int kvm_s390_store_adtl_status(S390CPU *cpu, hwaddr addr)
{
void *mem;
hwaddr len = ADTL_SAVE_AREA_SIZE;
mem = cpu_physical_memory_map(addr, &len, 1);
if (!mem) {
return -EFAULT;
}
if (len != ADTL_SAVE_AREA_SIZE) {
cpu_physical_memory_unmap(mem, len, 1, 0);
return -EFAULT;
}
memcpy(mem, &cpu->env.vregs, 512);
cpu_physical_memory_unmap(mem, len, 1, len);
return 0;
}
| 22,293 |
qemu | 45d679d64350c44df93d918ddacd6ae0c6da9dbb | 0 | int page_unprotect(target_ulong address, unsigned long pc, void *puc)
{
unsigned int page_index, prot, pindex;
PageDesc *p, *p1;
target_ulong host_start, host_end, addr;
/* Technically this isn't safe inside a signal handler. However we
know this only ever happens in a synchronous SEGV handler, so in
practice it seems to be ok. */
mmap_lock();
host_start = address & qemu_host_page_mask;
page_index = host_start >> TARGET_PAGE_BITS;
p1 = page_find(page_index);
if (!p1) {
mmap_unlock();
return 0;
}
host_end = host_start + qemu_host_page_size;
p = p1;
prot = 0;
for(addr = host_start;addr < host_end; addr += TARGET_PAGE_SIZE) {
prot |= p->flags;
p++;
}
/* if the page was really writable, then we change its
protection back to writable */
if (prot & PAGE_WRITE_ORG) {
pindex = (address - host_start) >> TARGET_PAGE_BITS;
if (!(p1[pindex].flags & PAGE_WRITE)) {
mprotect((void *)g2h(host_start), qemu_host_page_size,
(prot & PAGE_BITS) | PAGE_WRITE);
p1[pindex].flags |= PAGE_WRITE;
/* and since the content will be modified, we must invalidate
the corresponding translated code. */
tb_invalidate_phys_page(address, pc, puc);
#ifdef DEBUG_TB_CHECK
tb_invalidate_check(address);
#endif
mmap_unlock();
return 1;
}
}
mmap_unlock();
return 0;
}
| 22,294 |
FFmpeg | 6a63ff19b6a7fe3bc32c7fb4a62fca8f65786432 | 0 | static int mov_read_enda(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
{
AVStream *st = c->fc->streams[c->fc->nb_streams-1];
int little_endian = get_be16(pb);
dprintf(c->fc, "enda %d\n", little_endian);
if (little_endian == 1) {
switch (st->codec->codec_id) {
case CODEC_ID_PCM_S24BE:
st->codec->codec_id = CODEC_ID_PCM_S24LE;
break;
case CODEC_ID_PCM_S32BE:
st->codec->codec_id = CODEC_ID_PCM_S32LE;
break;
case CODEC_ID_PCM_F32BE:
st->codec->codec_id = CODEC_ID_PCM_F32LE;
break;
case CODEC_ID_PCM_F64BE:
st->codec->codec_id = CODEC_ID_PCM_F64LE;
break;
default:
break;
}
}
return 0;
}
| 22,295 |
FFmpeg | d9837434a91dbb3632df335414aad538e5b0a6e9 | 0 | static inline int decode_scalar(GetBitContext *gb, int k, int limit, int readsamplesize){
int x = get_unary_0_9(gb);
if (x > 8) { /* RICE THRESHOLD */
/* use alternative encoding */
x = get_bits(gb, readsamplesize);
} else {
if (k >= limit)
k = limit;
if (k != 1) {
int extrabits = show_bits(gb, k);
/* multiply x by 2^k - 1, as part of their strange algorithm */
x = (x << k) - x;
if (extrabits > 1) {
x += extrabits - 1;
skip_bits(gb, k);
} else
skip_bits(gb, k - 1);
}
}
return x;
}
| 22,296 |
FFmpeg | 315b0f974252120cfacb0346954a2d817dff279a | 0 | static void opt_b_frames(const char *arg)
{
b_frames = atoi(arg);
if (b_frames > FF_MAX_B_FRAMES) {
fprintf(stderr, "\nCannot have more than %d B frames, increase FF_MAX_B_FRAMES.\n", FF_MAX_B_FRAMES);
exit(1);
} else if (b_frames < 1) {
fprintf(stderr, "\nNumber of B frames must be higher than 0\n");
exit(1);
}
}
| 22,297 |
FFmpeg | 870ee6f71579f2f3f20dee93d6246d12871c280d | 1 | static av_cold int encode_init(AVCodecContext* avc_context)
{
theora_info t_info;
theora_comment t_comment;
ogg_packet o_packet;
unsigned int offset;
TheoraContext *h = avc_context->priv_data;
/* Set up the theora_info struct */
theora_info_init( &t_info );
t_info.width = FFALIGN(avc_context->width, 16);
t_info.height = FFALIGN(avc_context->height, 16);
t_info.frame_width = avc_context->width;
t_info.frame_height = avc_context->height;
t_info.offset_x = 0;
t_info.offset_y = avc_context->height & 0xf;
/* Swap numerator and denominator as time_base in AVCodecContext gives the
* time period between frames, but theora_info needs the framerate. */
t_info.fps_numerator = avc_context->time_base.den;
t_info.fps_denominator = avc_context->time_base.num;
if (avc_context->sample_aspect_ratio.num != 0) {
t_info.aspect_numerator = avc_context->sample_aspect_ratio.num;
t_info.aspect_denominator = avc_context->sample_aspect_ratio.den;
} else {
t_info.aspect_numerator = 1;
t_info.aspect_denominator = 1;
}
t_info.colorspace = OC_CS_UNSPECIFIED;
t_info.pixelformat = OC_PF_420;
t_info.target_bitrate = avc_context->bit_rate;
t_info.keyframe_frequency = avc_context->gop_size;
t_info.keyframe_frequency_force = avc_context->gop_size;
t_info.keyframe_mindistance = avc_context->keyint_min;
t_info.quality = 0;
t_info.quick_p = 1;
t_info.dropframes_p = 0;
t_info.keyframe_auto_p = 1;
t_info.keyframe_data_target_bitrate = t_info.target_bitrate * 1.5;
t_info.keyframe_auto_threshold = 80;
t_info.noise_sensitivity = 1;
t_info.sharpness = 0;
/* Now initialise libtheora */
if (theora_encode_init( &(h->t_state), &t_info ) != 0) {
av_log(avc_context, AV_LOG_ERROR, "theora_encode_init failed\n");
return -1;
}
/* Clear up theora_info struct */
theora_info_clear( &t_info );
/*
Output first header packet consisting of theora
header, comment, and tables.
Each one is prefixed with a 16bit size, then they
are concatenated together into ffmpeg's extradata.
*/
offset = 0;
/* Header */
theora_encode_header( &(h->t_state), &o_packet );
if (concatenate_packet( &offset, avc_context, &o_packet ) != 0) {
return -1;
}
/* Comment */
theora_comment_init( &t_comment );
theora_encode_comment( &t_comment, &o_packet );
if (concatenate_packet( &offset, avc_context, &o_packet ) != 0) {
return -1;
}
/* Tables */
theora_encode_tables( &(h->t_state), &o_packet );
if (concatenate_packet( &offset, avc_context, &o_packet ) != 0) {
return -1;
}
/* Clear up theora_comment struct */
theora_comment_clear( &t_comment );
/* Set up the output AVFrame */
avc_context->coded_frame= avcodec_alloc_frame();
return 0;
}
| 22,298 |
FFmpeg | 2bb79b23fe106a45eab6ff80d7ef7519d542d1f7 | 1 | static int frame_thread_init(AVCodecContext *avctx)
{
int thread_count = avctx->thread_count;
AVCodec *codec = avctx->codec;
AVCodecContext *src = avctx;
FrameThreadContext *fctx;
int i, err = 0;
if (thread_count <= 1) {
avctx->active_thread_type = 0;
return 0;
}
avctx->thread_opaque = fctx = av_mallocz(sizeof(FrameThreadContext));
fctx->threads = av_mallocz(sizeof(PerThreadContext) * thread_count);
pthread_mutex_init(&fctx->buffer_mutex, NULL);
fctx->delaying = 1;
for (i = 0; i < thread_count; i++) {
AVCodecContext *copy = av_malloc(sizeof(AVCodecContext));
PerThreadContext *p = &fctx->threads[i];
pthread_mutex_init(&p->mutex, NULL);
pthread_mutex_init(&p->progress_mutex, NULL);
pthread_cond_init(&p->input_cond, NULL);
pthread_cond_init(&p->progress_cond, NULL);
pthread_cond_init(&p->output_cond, NULL);
p->parent = fctx;
p->avctx = copy;
if (!copy) {
err = AVERROR(ENOMEM);
goto error;
}
*copy = *src;
copy->thread_opaque = p;
copy->pkt = &p->avpkt;
if (!i) {
src = copy;
if (codec->init)
err = codec->init(copy);
update_context_from_thread(avctx, copy, 1);
} else {
copy->priv_data = av_malloc(codec->priv_data_size);
if (!copy->priv_data) {
err = AVERROR(ENOMEM);
goto error;
}
memcpy(copy->priv_data, src->priv_data, codec->priv_data_size);
copy->internal = av_malloc(sizeof(AVCodecInternal));
if (!copy->internal) {
err = AVERROR(ENOMEM);
goto error;
}
*(copy->internal) = *(src->internal);
copy->internal->is_copy = 1;
if (codec->init_thread_copy)
err = codec->init_thread_copy(copy);
}
if (err) goto error;
pthread_create(&p->thread, NULL, frame_worker_thread, p);
}
return 0;
error:
frame_thread_free(avctx, i+1);
return err;
}
| 22,299 |
FFmpeg | e1219cdaf9fb4bc8cea410e1caf802373c1bfe51 | 0 | static char *shorts2str(int16_t *sp, int count, const char *sep)
{
int i;
char *ap, *ap0;
if (!sep) sep = ", ";
ap = av_malloc((5 + strlen(sep)) * count);
if (!ap)
return NULL;
ap0 = ap;
ap[0] = '\0';
for (i = 0; i < count; i++) {
int l = snprintf(ap, 5 + strlen(sep), "%d%s", sp[i], sep);
ap += l;
}
ap0[strlen(ap0) - strlen(sep)] = '\0';
return ap0;
}
| 22,301 |
FFmpeg | 4987faee78b9869f8f4646b8dd971d459df218a5 | 1 | static int h264_set_parameter_from_sps(H264Context *h)
{
if (h->flags & CODEC_FLAG_LOW_DELAY ||
(h->sps.bitstream_restriction_flag &&
!h->sps.num_reorder_frames)) {
if (h->avctx->has_b_frames > 1 || h->delayed_pic[0])
av_log(h->avctx, AV_LOG_WARNING, "Delayed frames seen. "
"Reenabling low delay requires a codec flush.\n");
else
h->low_delay = 1;
if (h->avctx->has_b_frames < 2)
h->avctx->has_b_frames = !h->low_delay;
if (h->avctx->bits_per_raw_sample != h->sps.bit_depth_luma ||
h->cur_chroma_format_idc != h->sps.chroma_format_idc) {
if (h->avctx->codec &&
h->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU &&
(h->sps.bit_depth_luma != 8 || h->sps.chroma_format_idc > 1)) {
av_log(h->avctx, AV_LOG_ERROR,
"VDPAU decoding does not support video colorspace.\n");
return AVERROR_INVALIDDATA;
if (h->sps.bit_depth_luma >= 8 && h->sps.bit_depth_luma <= 10) {
h->avctx->bits_per_raw_sample = h->sps.bit_depth_luma;
h->cur_chroma_format_idc = h->sps.chroma_format_idc;
h->pixel_shift = h->sps.bit_depth_luma > 8;
ff_h264dsp_init(&h->h264dsp, h->sps.bit_depth_luma,
h->sps.chroma_format_idc);
ff_h264chroma_init(&h->h264chroma, h->sps.bit_depth_chroma);
ff_h264qpel_init(&h->h264qpel, h->sps.bit_depth_luma);
ff_h264_pred_init(&h->hpc, h->avctx->codec_id, h->sps.bit_depth_luma,
h->sps.chroma_format_idc);
h->dsp.dct_bits = h->sps.bit_depth_luma > 8 ? 32 : 16;
ff_dsputil_init(&h->dsp, h->avctx);
ff_videodsp_init(&h->vdsp, h->sps.bit_depth_luma);
} else {
av_log(h->avctx, AV_LOG_ERROR, "Unsupported bit depth: %d\n",
h->sps.bit_depth_luma);
return AVERROR_INVALIDDATA;
return 0; | 22,302 |
qemu | ce137829e7e58fcdc5ba63b5e256f972e80be438 | 1 | static inline int array_roll(array_t* array,int index_to,int index_from,int count)
{
char* buf;
char* from;
char* to;
int is;
if(!array ||
index_to<0 || index_to>=array->next ||
index_from<0 || index_from>=array->next)
return -1;
if(index_to==index_from)
return 0;
is=array->item_size;
from=array->pointer+index_from*is;
to=array->pointer+index_to*is;
buf=g_malloc(is*count);
memcpy(buf,from,is*count);
if(index_to<index_from)
memmove(to+is*count,to,from-to);
else
memmove(from,from+is*count,to-from);
memcpy(to,buf,is*count);
free(buf);
return 0;
}
| 22,303 |
FFmpeg | aba232cfa9b193604ed98f3fa505378d006b1b3b | 1 | int ff_raw_video_read_header(AVFormatContext *s)
{
AVStream *st;
FFRawVideoDemuxerContext *s1 = s->priv_data;
AVRational framerate;
int ret = 0;
st = avformat_new_stream(s, NULL);
if (!st) {
ret = AVERROR(ENOMEM);
goto fail;
}
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
st->codec->codec_id = s->iformat->raw_codec_id;
st->need_parsing = AVSTREAM_PARSE_FULL;
if ((ret = av_parse_video_rate(&framerate, s1->framerate)) < 0) {
av_log(s, AV_LOG_ERROR, "Could not parse framerate: %s.\n", s1->framerate);
goto fail;
}
st->r_frame_rate = st->avg_frame_rate = framerate;
avpriv_set_pts_info(st, 64, framerate.den, framerate.num);
fail:
return ret;
}
| 22,304 |
FFmpeg | b1d61eb7aaaef84391130b6f5e83942cc829a8c8 | 1 | static int mov_read_packet(AVFormatContext *s, AVPacket *pkt)
{
MOVContext *mov = s->priv_data;
MOVStreamContext *sc;
AVIndexEntry *sample;
AVStream *st = NULL;
int ret;
mov->fc = s;
retry:
sample = mov_find_next_sample(s, &st);
if (!sample) {
mov->found_mdat = 0;
if (!mov->next_root_atom)
return AVERROR_EOF;
avio_seek(s->pb, mov->next_root_atom, SEEK_SET);
mov->next_root_atom = 0;
if (mov_read_default(mov, s->pb, (MOVAtom){ AV_RL32("root"), INT64_MAX }) < 0 ||
url_feof(s->pb))
return AVERROR_EOF;
av_dlog(s, "read fragments, offset 0x%"PRIx64"\n", avio_tell(s->pb));
goto retry;
sc = st->priv_data;
/* must be done just before reading, to avoid infinite loop on sample */
sc->current_sample++;
if (st->discard != AVDISCARD_ALL) {
if (avio_seek(sc->pb, sample->pos, SEEK_SET) != sample->pos) {
av_log(mov->fc, AV_LOG_ERROR, "stream %d, offset 0x%"PRIx64": partial file\n",
sc->ffindex, sample->pos);
return AVERROR_INVALIDDATA;
ret = av_get_packet(sc->pb, pkt, sample->size);
if (ret < 0)
return ret;
if (sc->has_palette) {
uint8_t *pal;
pal = av_packet_new_side_data(pkt, AV_PKT_DATA_PALETTE, AVPALETTE_SIZE);
if (!pal) {
av_log(mov->fc, AV_LOG_ERROR, "Cannot append palette to packet\n");
} else {
memcpy(pal, sc->palette, AVPALETTE_SIZE);
sc->has_palette = 0;
#if CONFIG_DV_DEMUXER
if (mov->dv_demux && sc->dv_audio_container) {
avpriv_dv_produce_packet(mov->dv_demux, pkt, pkt->data, pkt->size, pkt->pos);
av_free(pkt->data);
pkt->size = 0;
ret = avpriv_dv_get_packet(mov->dv_demux, pkt);
if (ret < 0)
return ret;
#endif
pkt->stream_index = sc->ffindex;
pkt->dts = sample->timestamp;
if (sc->ctts_data && sc->ctts_index < sc->ctts_count) {
pkt->pts = pkt->dts + sc->dts_shift + sc->ctts_data[sc->ctts_index].duration;
/* update ctts context */
sc->ctts_sample++;
if (sc->ctts_index < sc->ctts_count &&
sc->ctts_data[sc->ctts_index].count == sc->ctts_sample) {
sc->ctts_index++;
sc->ctts_sample = 0;
if (sc->wrong_dts)
pkt->dts = AV_NOPTS_VALUE;
} else {
int64_t next_dts = (sc->current_sample < st->nb_index_entries) ?
st->index_entries[sc->current_sample].timestamp : st->duration;
pkt->duration = next_dts - pkt->dts;
pkt->pts = pkt->dts;
if (st->discard == AVDISCARD_ALL)
goto retry;
pkt->flags |= sample->flags & AVINDEX_KEYFRAME ? AV_PKT_FLAG_KEY : 0;
pkt->pos = sample->pos;
av_dlog(s, "stream %d, pts %"PRId64", dts %"PRId64", pos 0x%"PRIx64", duration %d\n",
pkt->stream_index, pkt->pts, pkt->dts, pkt->pos, pkt->duration);
return 0; | 22,305 |
qemu | 60fe637bf0e4d7989e21e50f52526444765c63b4 | 1 | QEMUSizedBuffer *qsb_create(const uint8_t *buffer, size_t len)
{
QEMUSizedBuffer *qsb;
size_t alloc_len, num_chunks, i, to_copy;
size_t chunk_size = (len > QSB_MAX_CHUNK_SIZE)
? QSB_MAX_CHUNK_SIZE
: QSB_CHUNK_SIZE;
num_chunks = DIV_ROUND_UP(len ? len : QSB_CHUNK_SIZE, chunk_size);
alloc_len = num_chunks * chunk_size;
qsb = g_try_new0(QEMUSizedBuffer, 1);
if (!qsb) {
return NULL;
}
qsb->iov = g_try_new0(struct iovec, num_chunks);
if (!qsb->iov) {
g_free(qsb);
return NULL;
}
qsb->n_iov = num_chunks;
for (i = 0; i < num_chunks; i++) {
qsb->iov[i].iov_base = g_try_malloc0(chunk_size);
if (!qsb->iov[i].iov_base) {
/* qsb_free is safe since g_free can cope with NULL */
qsb_free(qsb);
return NULL;
}
qsb->iov[i].iov_len = chunk_size;
if (buffer) {
to_copy = (len - qsb->used) > chunk_size
? chunk_size : (len - qsb->used);
memcpy(qsb->iov[i].iov_base, &buffer[qsb->used], to_copy);
qsb->used += to_copy;
}
}
qsb->size = alloc_len;
return qsb;
}
| 22,306 |
qemu | f5ed36635d8fa73feb66fe12b3b9c2ed90a1adbe | 1 | static void virtio_notify_vector(VirtIODevice *vdev, uint16_t vector)
{
BusState *qbus = qdev_get_parent_bus(DEVICE(vdev));
VirtioBusClass *k = VIRTIO_BUS_GET_CLASS(qbus);
if (k->notify) {
k->notify(qbus->parent, vector); | 22,307 |
FFmpeg | ecff5acb5a738fcb4f9e206a12070dac4bf259b3 | 1 | static int svq1_motion_inter_4v_block(DSPContext *dsp, GetBitContext *bitbuf,
uint8_t *current, uint8_t *previous,
int pitch, svq1_pmv *motion, int x, int y)
{
uint8_t *src;
uint8_t *dst;
svq1_pmv mv;
svq1_pmv *pmv[4];
int i, result;
/* predict and decode motion vector (0) */
pmv[0] = &motion[0];
if (y == 0) {
pmv[1] =
pmv[2] = pmv[0];
} else {
pmv[1] = &motion[(x / 8) + 2];
pmv[2] = &motion[(x / 8) + 4];
}
result = svq1_decode_motion_vector(bitbuf, &mv, pmv);
if (result != 0)
return result;
/* predict and decode motion vector (1) */
pmv[0] = &mv;
if (y == 0) {
pmv[1] =
pmv[2] = pmv[0];
} else {
pmv[1] = &motion[(x / 8) + 3];
}
result = svq1_decode_motion_vector(bitbuf, &motion[0], pmv);
if (result != 0)
return result;
/* predict and decode motion vector (2) */
pmv[1] = &motion[0];
pmv[2] = &motion[(x / 8) + 1];
result = svq1_decode_motion_vector(bitbuf, &motion[(x / 8) + 2], pmv);
if (result != 0)
return result;
/* predict and decode motion vector (3) */
pmv[2] = &motion[(x / 8) + 2];
pmv[3] = &motion[(x / 8) + 3];
result = svq1_decode_motion_vector(bitbuf, pmv[3], pmv);
if (result != 0)
return result;
/* form predictions */
for (i = 0; i < 4; i++) {
int mvx = pmv[i]->x + (i & 1) * 16;
int mvy = pmv[i]->y + (i >> 1) * 16;
// FIXME: clipping or padding?
if (y + (mvy >> 1) < 0)
mvy = 0;
if (x + (mvx >> 1) < 0)
mvx = 0;
src = &previous[(x + (mvx >> 1)) + (y + (mvy >> 1)) * pitch];
dst = current;
dsp->put_pixels_tab[1][((mvy & 1) << 1) | (mvx & 1)](dst, src, pitch, 8);
/* select next block */
if (i & 1)
current += 8 * (pitch - 1);
else
current += 8;
}
return 0;
}
| 22,308 |
qemu | 4482e05cbbb7e50e476f6a9500cf0b38913bd939 | 1 | CPUState *cpu_create(const char *typename)
{
Error *err = NULL;
CPUState *cpu = CPU(object_new(typename));
object_property_set_bool(OBJECT(cpu), true, "realized", &err);
if (err != NULL) {
error_report_err(err);
object_unref(OBJECT(cpu));
return NULL;
}
return cpu;
}
| 22,309 |
qemu | 937470bb5470825e781ae50e92ff973a6b54d80f | 1 | static int qio_channel_socket_connect_worker(QIOTask *task,
Error **errp,
gpointer opaque)
{
QIOChannelSocket *ioc = QIO_CHANNEL_SOCKET(qio_task_get_source(task));
SocketAddress *addr = opaque;
int ret;
ret = qio_channel_socket_connect_sync(ioc,
addr,
errp);
object_unref(OBJECT(ioc));
return ret;
}
| 22,310 |
qemu | 2d896b454a0e19ec4c1ddbb0e0b65b7e54fcedf3 | 1 | static const void *boston_kernel_filter(void *opaque, const void *kernel,
hwaddr *load_addr, hwaddr *entry_addr)
{
BostonState *s = BOSTON(opaque);
s->kernel_entry = *entry_addr;
return kernel;
}
| 22,311 |
FFmpeg | 628b48db85dae7ad212a63dafcd6a3bf8d8e93f3 | 0 | static av_always_inline void idct_mb(VP8Context *s, uint8_t *dst[3], VP8Macroblock *mb)
{
int x, y, ch;
if (mb->mode != MODE_I4x4) {
uint8_t *y_dst = dst[0];
for (y = 0; y < 4; y++) {
uint32_t nnz4 = AV_RL32(s->non_zero_count_cache[y]);
if (nnz4) {
if (nnz4&~0x01010101) {
for (x = 0; x < 4; x++) {
if ((uint8_t)nnz4 == 1)
s->vp8dsp.vp8_idct_dc_add(y_dst+4*x, s->block[y][x], s->linesize);
else if((uint8_t)nnz4 > 1)
s->vp8dsp.vp8_idct_add(y_dst+4*x, s->block[y][x], s->linesize);
nnz4 >>= 8;
if (!nnz4)
break;
}
} else {
s->vp8dsp.vp8_idct_dc_add4y(y_dst, s->block[y], s->linesize);
}
}
y_dst += 4*s->linesize;
}
}
for (ch = 0; ch < 2; ch++) {
uint32_t nnz4 = AV_RL32(s->non_zero_count_cache[4+ch]);
if (nnz4) {
uint8_t *ch_dst = dst[1+ch];
if (nnz4&~0x01010101) {
for (y = 0; y < 2; y++) {
for (x = 0; x < 2; x++) {
if ((uint8_t)nnz4 == 1)
s->vp8dsp.vp8_idct_dc_add(ch_dst+4*x, s->block[4+ch][(y<<1)+x], s->uvlinesize);
else if((uint8_t)nnz4 > 1)
s->vp8dsp.vp8_idct_add(ch_dst+4*x, s->block[4+ch][(y<<1)+x], s->uvlinesize);
nnz4 >>= 8;
if (!nnz4)
break;
}
ch_dst += 4*s->uvlinesize;
}
} else {
s->vp8dsp.vp8_idct_dc_add4uv(ch_dst, s->block[4+ch], s->uvlinesize);
}
}
}
}
| 22,312 |
qemu | b946a1533209f61a93e34898aebb5b43154b99c3 | 1 | PCIDevice *virtio_net_init(PCIBus *bus, NICInfo *nd, int devfn)
{
VirtIONet *n;
static int virtio_net_id;
n = (VirtIONet *)virtio_init_pci(bus, "virtio-net",
PCI_VENDOR_ID_REDHAT_QUMRANET,
PCI_DEVICE_ID_VIRTIO_NET,
PCI_VENDOR_ID_REDHAT_QUMRANET,
VIRTIO_ID_NET,
PCI_CLASS_NETWORK_ETHERNET, 0x00,
sizeof(struct virtio_net_config),
sizeof(VirtIONet));
if (!n)
return NULL;
n->vdev.get_config = virtio_net_get_config;
n->vdev.set_config = virtio_net_set_config;
n->vdev.get_features = virtio_net_get_features;
n->vdev.set_features = virtio_net_set_features;
n->vdev.bad_features = virtio_net_bad_features;
n->vdev.reset = virtio_net_reset;
n->rx_vq = virtio_add_queue(&n->vdev, 256, virtio_net_handle_rx);
n->tx_vq = virtio_add_queue(&n->vdev, 256, virtio_net_handle_tx);
n->ctrl_vq = virtio_add_queue(&n->vdev, 16, virtio_net_handle_ctrl);
memcpy(n->mac, nd->macaddr, ETH_ALEN);
n->status = VIRTIO_NET_S_LINK_UP;
n->vc = qemu_new_vlan_client(nd->vlan, nd->model, nd->name,
virtio_net_receive, virtio_net_can_receive, n);
n->vc->link_status_changed = virtio_net_set_link_status;
qemu_format_nic_info_str(n->vc, n->mac);
n->tx_timer = qemu_new_timer(vm_clock, virtio_net_tx_timer, n);
n->tx_timer_active = 0;
n->mergeable_rx_bufs = 0;
n->promisc = 1; /* for compatibility */
n->mac_table.macs = qemu_mallocz(MAC_TABLE_ENTRIES * ETH_ALEN);
n->vlans = qemu_mallocz(MAX_VLAN >> 3);
register_savevm("virtio-net", virtio_net_id++, VIRTIO_NET_VM_VERSION,
virtio_net_save, virtio_net_load, n);
return (PCIDevice *)n;
}
| 22,314 |
FFmpeg | 90540c2d5ace46a1e9789c75fde0b1f7dbb12a9b | 1 | static inline void RENAME(rgb15to16)(const uint8_t *src, uint8_t *dst, int src_size)
{
register const uint8_t* s=src;
register uint8_t* d=dst;
register const uint8_t *end;
const uint8_t *mm_end;
end = s + src_size;
__asm__ volatile(PREFETCH" %0"::"m"(*s));
__asm__ volatile("movq %0, %%mm4"::"m"(mask15s));
mm_end = end - 15;
while (s<mm_end) {
__asm__ volatile(
PREFETCH" 32%1 \n\t"
"movq %1, %%mm0 \n\t"
"movq 8%1, %%mm2 \n\t"
"movq %%mm0, %%mm1 \n\t"
"movq %%mm2, %%mm3 \n\t"
"pand %%mm4, %%mm0 \n\t"
"pand %%mm4, %%mm2 \n\t"
"paddw %%mm1, %%mm0 \n\t"
"paddw %%mm3, %%mm2 \n\t"
MOVNTQ" %%mm0, %0 \n\t"
MOVNTQ" %%mm2, 8%0"
:"=m"(*d)
:"m"(*s)
);
d+=16;
s+=16;
}
__asm__ volatile(SFENCE:::"memory");
__asm__ volatile(EMMS:::"memory");
mm_end = end - 3;
while (s < mm_end) {
register unsigned x= *((const uint32_t *)s);
*((uint32_t *)d) = (x&0x7FFF7FFF) + (x&0x7FE07FE0);
d+=4;
s+=4;
}
if (s < end) {
register unsigned short x= *((const uint16_t *)s);
*((uint16_t *)d) = (x&0x7FFF) + (x&0x7FE0);
}
}
| 22,317 |
FFmpeg | 6e42e6c4b410dbef8b593c2d796a5dad95f89ee4 | 1 | static inline void RENAME(rgb15to32)(const uint8_t *src, uint8_t *dst, long src_size)
{
const uint16_t *end;
#ifdef HAVE_MMX
const uint16_t *mm_end;
#endif
uint8_t *d = (uint8_t *)dst;
const uint16_t *s = (const uint16_t *)src;
end = s + src_size/2;
#ifdef HAVE_MMX
__asm __volatile(PREFETCH" %0"::"m"(*s):"memory");
__asm __volatile("pxor %%mm7,%%mm7\n\t":::"memory");
mm_end = end - 3;
while(s < mm_end)
{
__asm __volatile(
PREFETCH" 32%1\n\t"
"movq %1, %%mm0\n\t"
"movq %1, %%mm1\n\t"
"movq %1, %%mm2\n\t"
"pand %2, %%mm0\n\t"
"pand %3, %%mm1\n\t"
"pand %4, %%mm2\n\t"
"psllq $3, %%mm0\n\t"
"psrlq $2, %%mm1\n\t"
"psrlq $7, %%mm2\n\t"
"movq %%mm0, %%mm3\n\t"
"movq %%mm1, %%mm4\n\t"
"movq %%mm2, %%mm5\n\t"
"punpcklwd %%mm7, %%mm0\n\t"
"punpcklwd %%mm7, %%mm1\n\t"
"punpcklwd %%mm7, %%mm2\n\t"
"punpckhwd %%mm7, %%mm3\n\t"
"punpckhwd %%mm7, %%mm4\n\t"
"punpckhwd %%mm7, %%mm5\n\t"
"psllq $8, %%mm1\n\t"
"psllq $16, %%mm2\n\t"
"por %%mm1, %%mm0\n\t"
"por %%mm2, %%mm0\n\t"
"psllq $8, %%mm4\n\t"
"psllq $16, %%mm5\n\t"
"por %%mm4, %%mm3\n\t"
"por %%mm5, %%mm3\n\t"
MOVNTQ" %%mm0, %0\n\t"
MOVNTQ" %%mm3, 8%0\n\t"
:"=m"(*d)
:"m"(*s),"m"(mask15b),"m"(mask15g),"m"(mask15r)
:"memory");
d += 16;
s += 4;
}
__asm __volatile(SFENCE:::"memory");
__asm __volatile(EMMS:::"memory");
#endif
while(s < end)
{
#if 0 //slightly slower on athlon
int bgr= *s++;
*((uint32_t*)d)++ = ((bgr&0x1F)<<3) + ((bgr&0x3E0)<<6) + ((bgr&0x7C00)<<9);
#else
register uint16_t bgr;
bgr = *s++;
#ifdef WORDS_BIGENDIAN
*d++ = 0;
*d++ = (bgr&0x7C00)>>7;
*d++ = (bgr&0x3E0)>>2;
*d++ = (bgr&0x1F)<<3;
#else
*d++ = (bgr&0x1F)<<3;
*d++ = (bgr&0x3E0)>>2;
*d++ = (bgr&0x7C00)>>7;
*d++ = 0;
#endif
#endif
}
}
| 22,318 |
qemu | 68e5ec64009812dbaa03ed9cfded9344986f5304 | 1 | static void tap_send(void *opaque)
{
TAPState *s = opaque;
int size;
do {
uint8_t *buf = s->buf;
size = tap_read_packet(s->fd, s->buf, sizeof(s->buf));
if (size <= 0) {
break;
}
if (s->host_vnet_hdr_len && !s->using_vnet_hdr) {
buf += s->host_vnet_hdr_len;
size -= s->host_vnet_hdr_len;
}
size = qemu_send_packet_async(&s->nc, buf, size, tap_send_completed);
if (size == 0) {
tap_read_poll(s, false);
}
} while (size > 0 && qemu_can_send_packet(&s->nc));
}
| 22,319 |
FFmpeg | ac4b32df71bd932838043a4838b86d11e169707f | 1 | int decode_splitmvs(VP8Context *s, VP56RangeCoder *c, VP8Macroblock *mb, int layout)
{
int part_idx;
int n, num;
VP8Macroblock *top_mb;
VP8Macroblock *left_mb = &mb[-1];
const uint8_t *mbsplits_left = vp8_mbsplits[left_mb->partitioning];
const uint8_t *mbsplits_top, *mbsplits_cur, *firstidx;
VP56mv *top_mv;
VP56mv *left_mv = left_mb->bmv;
VP56mv *cur_mv = mb->bmv;
if (!layout) // layout is inlined, s->mb_layout is not
top_mb = &mb[2];
else
top_mb = &mb[-s->mb_width - 1];
mbsplits_top = vp8_mbsplits[top_mb->partitioning];
top_mv = top_mb->bmv;
if (vp56_rac_get_prob_branchy(c, vp8_mbsplit_prob[0])) {
if (vp56_rac_get_prob_branchy(c, vp8_mbsplit_prob[1]))
part_idx = VP8_SPLITMVMODE_16x8 + vp56_rac_get_prob(c, vp8_mbsplit_prob[2]);
else
part_idx = VP8_SPLITMVMODE_8x8;
} else {
part_idx = VP8_SPLITMVMODE_4x4;
}
num = vp8_mbsplit_count[part_idx];
mbsplits_cur = vp8_mbsplits[part_idx],
firstidx = vp8_mbfirstidx[part_idx];
mb->partitioning = part_idx;
for (n = 0; n < num; n++) {
int k = firstidx[n];
uint32_t left, above;
const uint8_t *submv_prob;
if (!(k & 3))
left = AV_RN32A(&left_mv[mbsplits_left[k + 3]]);
else
left = AV_RN32A(&cur_mv[mbsplits_cur[k - 1]]);
if (k <= 3)
above = AV_RN32A(&top_mv[mbsplits_top[k + 12]]);
else
above = AV_RN32A(&cur_mv[mbsplits_cur[k - 4]]);
submv_prob = get_submv_prob(left, above);
if (vp56_rac_get_prob_branchy(c, submv_prob[0])) {
if (vp56_rac_get_prob_branchy(c, submv_prob[1])) {
if (vp56_rac_get_prob_branchy(c, submv_prob[2])) {
mb->bmv[n].y = mb->mv.y + read_mv_component(c, s->prob->mvc[0]);
mb->bmv[n].x = mb->mv.x + read_mv_component(c, s->prob->mvc[1]);
} else {
AV_ZERO32(&mb->bmv[n]);
}
} else {
AV_WN32A(&mb->bmv[n], above);
}
} else {
AV_WN32A(&mb->bmv[n], left);
}
}
return num;
}
| 22,320 |
FFmpeg | c23acbaed40101c677dfcfbbfe0d2c230a8e8f44 | 1 | static inline void FUNC(idctSparseColPut)(pixel *dest, int line_size,
DCTELEM *col)
{
int a0, a1, a2, a3, b0, b1, b2, b3;
INIT_CLIP;
IDCT_COLS;
dest[0] = CLIP((a0 + b0) >> COL_SHIFT);
dest += line_size;
dest[0] = CLIP((a1 + b1) >> COL_SHIFT);
dest += line_size;
dest[0] = CLIP((a2 + b2) >> COL_SHIFT);
dest += line_size;
dest[0] = CLIP((a3 + b3) >> COL_SHIFT);
dest += line_size;
dest[0] = CLIP((a3 - b3) >> COL_SHIFT);
dest += line_size;
dest[0] = CLIP((a2 - b2) >> COL_SHIFT);
dest += line_size;
dest[0] = CLIP((a1 - b1) >> COL_SHIFT);
dest += line_size;
dest[0] = CLIP((a0 - b0) >> COL_SHIFT);
}
| 22,321 |
qemu | 0e321191224c8cd137eef41da3257e096965c3d6 | 1 | void hbitmap_reset(HBitmap *hb, uint64_t start, uint64_t count)
{
/* Compute range in the last layer. */
uint64_t last = start + count - 1;
trace_hbitmap_reset(hb, start, count,
start >> hb->granularity, last >> hb->granularity);
start >>= hb->granularity;
last >>= hb->granularity;
hb->count -= hb_count_between(hb, start, last);
hb_reset_between(hb, HBITMAP_LEVELS - 1, start, last);
} | 22,322 |
qemu | f6a7240442727cefe000a5b4fdee4d844ddd6bfe | 1 | static int raw_create(const char *filename, QemuOpts *opts, Error **errp)
{
int fd;
int result = 0;
int64_t total_size = 0;
bool nocow = false;
PreallocMode prealloc;
char *buf = NULL;
Error *local_err = NULL;
strstart(filename, "file:", &filename);
/* Read out options */
total_size = ROUND_UP(qemu_opt_get_size_del(opts, BLOCK_OPT_SIZE, 0),
BDRV_SECTOR_SIZE);
nocow = qemu_opt_get_bool(opts, BLOCK_OPT_NOCOW, false);
buf = qemu_opt_get_del(opts, BLOCK_OPT_PREALLOC);
prealloc = qapi_enum_parse(PreallocMode_lookup, buf,
PREALLOC_MODE__MAX, PREALLOC_MODE_OFF,
&local_err);
g_free(buf);
if (local_err) {
error_propagate(errp, local_err);
result = -EINVAL;
goto out;
}
fd = qemu_open(filename, O_RDWR | O_CREAT | O_TRUNC | O_BINARY,
0644);
if (fd < 0) {
result = -errno;
error_setg_errno(errp, -result, "Could not create file");
goto out;
}
if (nocow) {
#ifdef __linux__
/* Set NOCOW flag to solve performance issue on fs like btrfs.
* This is an optimisation. The FS_IOC_SETFLAGS ioctl return value
* will be ignored since any failure of this operation should not
* block the left work.
*/
int attr;
if (ioctl(fd, FS_IOC_GETFLAGS, &attr) == 0) {
attr |= FS_NOCOW_FL;
ioctl(fd, FS_IOC_SETFLAGS, &attr);
}
#endif
}
if (ftruncate(fd, total_size) != 0) {
result = -errno;
error_setg_errno(errp, -result, "Could not resize file");
goto out_close;
}
switch (prealloc) {
#ifdef CONFIG_POSIX_FALLOCATE
case PREALLOC_MODE_FALLOC:
/* posix_fallocate() doesn't set errno. */
result = -posix_fallocate(fd, 0, total_size);
if (result != 0) {
error_setg_errno(errp, -result,
"Could not preallocate data for the new file");
}
break;
#endif
case PREALLOC_MODE_FULL:
{
int64_t num = 0, left = total_size;
buf = g_malloc0(65536);
while (left > 0) {
num = MIN(left, 65536);
result = write(fd, buf, num);
if (result < 0) {
result = -errno;
error_setg_errno(errp, -result,
"Could not write to the new file");
break;
}
left -= result;
}
if (result >= 0) {
result = fsync(fd);
if (result < 0) {
result = -errno;
error_setg_errno(errp, -result,
"Could not flush new file to disk");
}
}
g_free(buf);
break;
}
case PREALLOC_MODE_OFF:
break;
default:
result = -EINVAL;
error_setg(errp, "Unsupported preallocation mode: %s",
PreallocMode_lookup[prealloc]);
break;
}
out_close:
if (qemu_close(fd) != 0 && result == 0) {
result = -errno;
error_setg_errno(errp, -result, "Could not close the new file");
}
out:
return result;
}
| 22,323 |
FFmpeg | 62b1e3b1031e901105d78e831120de8e4c3e0013 | 1 | static int aasc_decode_frame(AVCodecContext *avctx,
void *data, int *got_frame,
AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
AascContext *s = avctx->priv_data;
int compr, i, stride, ret;
if (buf_size < 4)
if ((ret = ff_reget_buffer(avctx, s->frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
return ret;
}
compr = AV_RL32(buf);
buf += 4;
buf_size -= 4;
switch (compr) {
case 0:
stride = (avctx->width * 3 + 3) & ~3;
for (i = avctx->height - 1; i >= 0; i--) {
memcpy(s->frame->data[0] + i * s->frame->linesize[0], buf, avctx->width * 3);
buf += stride;
}
break;
case 1:
bytestream2_init(&s->gb, buf, buf_size);
ff_msrle_decode(avctx, (AVPicture*)s->frame, 8, &s->gb);
break;
default:
av_log(avctx, AV_LOG_ERROR, "Unknown compression type %d\n", compr);
}
*got_frame = 1;
if ((ret = av_frame_ref(data, s->frame)) < 0)
return ret;
/* report that the buffer was completely consumed */
return buf_size;
} | 22,324 |
qemu | 6e7d82497dc8da7d420c8fa6632d759e08a18bc3 | 0 | void mips_malta_init(MachineState *machine)
{
ram_addr_t ram_size = machine->ram_size;
ram_addr_t ram_low_size;
const char *cpu_model = machine->cpu_model;
const char *kernel_filename = machine->kernel_filename;
const char *kernel_cmdline = machine->kernel_cmdline;
const char *initrd_filename = machine->initrd_filename;
char *filename;
pflash_t *fl;
MemoryRegion *system_memory = get_system_memory();
MemoryRegion *ram_high = g_new(MemoryRegion, 1);
MemoryRegion *ram_low_preio = g_new(MemoryRegion, 1);
MemoryRegion *ram_low_postio;
MemoryRegion *bios, *bios_copy = g_new(MemoryRegion, 1);
target_long bios_size = FLASH_SIZE;
const size_t smbus_eeprom_size = 8 * 256;
uint8_t *smbus_eeprom_buf = g_malloc0(smbus_eeprom_size);
int64_t kernel_entry, bootloader_run_addr;
PCIBus *pci_bus;
ISABus *isa_bus;
MIPSCPU *cpu;
CPUMIPSState *env;
qemu_irq *isa_irq;
qemu_irq *cpu_exit_irq;
int piix4_devfn;
I2CBus *smbus;
int i;
DriveInfo *dinfo;
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
DriveInfo *fd[MAX_FD];
int fl_idx = 0;
int fl_sectors = bios_size >> 16;
int be;
DeviceState *dev = qdev_create(NULL, TYPE_MIPS_MALTA);
MaltaState *s = MIPS_MALTA(dev);
/* The whole address space decoded by the GT-64120A doesn't generate
exception when accessing invalid memory. Create an empty slot to
emulate this feature. */
empty_slot_init(0, 0x20000000);
qdev_init_nofail(dev);
/* Make sure the first 3 serial ports are associated with a device. */
for(i = 0; i < 3; i++) {
if (!serial_hds[i]) {
char label[32];
snprintf(label, sizeof(label), "serial%d", i);
serial_hds[i] = qemu_chr_new(label, "null", NULL);
}
}
/* init CPUs */
if (cpu_model == NULL) {
#ifdef TARGET_MIPS64
cpu_model = "20Kc";
#else
cpu_model = "24Kf";
#endif
}
for (i = 0; i < smp_cpus; i++) {
cpu = cpu_mips_init(cpu_model);
if (cpu == NULL) {
fprintf(stderr, "Unable to find CPU definition\n");
exit(1);
}
env = &cpu->env;
/* Init internal devices */
cpu_mips_irq_init_cpu(env);
cpu_mips_clock_init(env);
qemu_register_reset(main_cpu_reset, cpu);
}
cpu = MIPS_CPU(first_cpu);
env = &cpu->env;
/* allocate RAM */
if (ram_size > (2048u << 20)) {
fprintf(stderr,
"qemu: Too much memory for this machine: %d MB, maximum 2048 MB\n",
((unsigned int)ram_size / (1 << 20)));
exit(1);
}
/* register RAM at high address where it is undisturbed by IO */
memory_region_allocate_system_memory(ram_high, NULL, "mips_malta.ram",
ram_size);
memory_region_add_subregion(system_memory, 0x80000000, ram_high);
/* alias for pre IO hole access */
memory_region_init_alias(ram_low_preio, NULL, "mips_malta_low_preio.ram",
ram_high, 0, MIN(ram_size, (256 << 20)));
memory_region_add_subregion(system_memory, 0, ram_low_preio);
/* alias for post IO hole access, if there is enough RAM */
if (ram_size > (512 << 20)) {
ram_low_postio = g_new(MemoryRegion, 1);
memory_region_init_alias(ram_low_postio, NULL,
"mips_malta_low_postio.ram",
ram_high, 512 << 20,
ram_size - (512 << 20));
memory_region_add_subregion(system_memory, 512 << 20, ram_low_postio);
}
/* generate SPD EEPROM data */
generate_eeprom_spd(&smbus_eeprom_buf[0 * 256], ram_size);
generate_eeprom_serial(&smbus_eeprom_buf[6 * 256]);
#ifdef TARGET_WORDS_BIGENDIAN
be = 1;
#else
be = 0;
#endif
/* FPGA */
/* The CBUS UART is attached to the MIPS CPU INT2 pin, ie interrupt 4 */
malta_fpga_init(system_memory, FPGA_ADDRESS, env->irq[4], serial_hds[2]);
/* Load firmware in flash / BIOS. */
dinfo = drive_get(IF_PFLASH, 0, fl_idx);
#ifdef DEBUG_BOARD_INIT
if (dinfo) {
printf("Register parallel flash %d size " TARGET_FMT_lx " at "
"addr %08llx '%s' %x\n",
fl_idx, bios_size, FLASH_ADDRESS,
blk_name(dinfo->bdrv), fl_sectors);
}
#endif
fl = pflash_cfi01_register(FLASH_ADDRESS, NULL, "mips_malta.bios",
BIOS_SIZE,
dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
65536, fl_sectors,
4, 0x0000, 0x0000, 0x0000, 0x0000, be);
bios = pflash_cfi01_get_memory(fl);
fl_idx++;
if (kernel_filename) {
ram_low_size = MIN(ram_size, 256 << 20);
/* For KVM we reserve 1MB of RAM for running bootloader */
if (kvm_enabled()) {
ram_low_size -= 0x100000;
bootloader_run_addr = 0x40000000 + ram_low_size;
} else {
bootloader_run_addr = 0xbfc00000;
}
/* Write a small bootloader to the flash location. */
loaderparams.ram_size = ram_low_size;
loaderparams.kernel_filename = kernel_filename;
loaderparams.kernel_cmdline = kernel_cmdline;
loaderparams.initrd_filename = initrd_filename;
kernel_entry = load_kernel();
write_bootloader(env, memory_region_get_ram_ptr(bios),
bootloader_run_addr, kernel_entry);
if (kvm_enabled()) {
/* Write the bootloader code @ the end of RAM, 1MB reserved */
write_bootloader(env, memory_region_get_ram_ptr(ram_low_preio) +
ram_low_size,
bootloader_run_addr, kernel_entry);
}
} else {
/* The flash region isn't executable from a KVM guest */
if (kvm_enabled()) {
error_report("KVM enabled but no -kernel argument was specified. "
"Booting from flash is not supported with KVM.");
exit(1);
}
/* Load firmware from flash. */
if (!dinfo) {
/* Load a BIOS image. */
if (bios_name == NULL) {
bios_name = BIOS_FILENAME;
}
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
if (filename) {
bios_size = load_image_targphys(filename, FLASH_ADDRESS,
BIOS_SIZE);
g_free(filename);
} else {
bios_size = -1;
}
if ((bios_size < 0 || bios_size > BIOS_SIZE) &&
!kernel_filename && !qtest_enabled()) {
error_report("Could not load MIPS bios '%s', and no "
"-kernel argument was specified", bios_name);
exit(1);
}
}
/* In little endian mode the 32bit words in the bios are swapped,
a neat trick which allows bi-endian firmware. */
#ifndef TARGET_WORDS_BIGENDIAN
{
uint32_t *end, *addr = rom_ptr(FLASH_ADDRESS);
if (!addr) {
addr = memory_region_get_ram_ptr(bios);
}
end = (void *)addr + MIN(bios_size, 0x3e0000);
while (addr < end) {
bswap32s(addr);
addr++;
}
}
#endif
}
/*
* Map the BIOS at a 2nd physical location, as on the real board.
* Copy it so that we can patch in the MIPS revision, which cannot be
* handled by an overlapping region as the resulting ROM code subpage
* regions are not executable.
*/
memory_region_init_ram(bios_copy, NULL, "bios.1fc", BIOS_SIZE,
&error_abort);
if (!rom_copy(memory_region_get_ram_ptr(bios_copy),
FLASH_ADDRESS, BIOS_SIZE)) {
memcpy(memory_region_get_ram_ptr(bios_copy),
memory_region_get_ram_ptr(bios), BIOS_SIZE);
}
memory_region_set_readonly(bios_copy, true);
memory_region_add_subregion(system_memory, RESET_ADDRESS, bios_copy);
/* Board ID = 0x420 (Malta Board with CoreLV) */
stl_p(memory_region_get_ram_ptr(bios_copy) + 0x10, 0x00000420);
/* Init internal devices */
cpu_mips_irq_init_cpu(env);
cpu_mips_clock_init(env);
/*
* We have a circular dependency problem: pci_bus depends on isa_irq,
* isa_irq is provided by i8259, i8259 depends on ISA, ISA depends
* on piix4, and piix4 depends on pci_bus. To stop the cycle we have
* qemu_irq_proxy() adds an extra bit of indirection, allowing us
* to resolve the isa_irq -> i8259 dependency after i8259 is initialized.
*/
isa_irq = qemu_irq_proxy(&s->i8259, 16);
/* Northbridge */
pci_bus = gt64120_register(isa_irq);
/* Southbridge */
ide_drive_get(hd, ARRAY_SIZE(hd));
piix4_devfn = piix4_init(pci_bus, &isa_bus, 80);
/* Interrupt controller */
/* The 8259 is attached to the MIPS CPU INT0 pin, ie interrupt 2 */
s->i8259 = i8259_init(isa_bus, env->irq[2]);
isa_bus_irqs(isa_bus, s->i8259);
pci_piix4_ide_init(pci_bus, hd, piix4_devfn + 1);
pci_create_simple(pci_bus, piix4_devfn + 2, "piix4-usb-uhci");
smbus = piix4_pm_init(pci_bus, piix4_devfn + 3, 0x1100,
isa_get_irq(NULL, 9), NULL, 0, NULL, NULL);
smbus_eeprom_init(smbus, 8, smbus_eeprom_buf, smbus_eeprom_size);
g_free(smbus_eeprom_buf);
pit = pit_init(isa_bus, 0x40, 0, NULL);
cpu_exit_irq = qemu_allocate_irqs(cpu_request_exit, NULL, 1);
DMA_init(0, cpu_exit_irq);
/* Super I/O */
isa_create_simple(isa_bus, "i8042");
rtc_init(isa_bus, 2000, NULL);
serial_hds_isa_init(isa_bus, 2);
parallel_hds_isa_init(isa_bus, 1);
for(i = 0; i < MAX_FD; i++) {
fd[i] = drive_get(IF_FLOPPY, 0, i);
}
fdctrl_init_isa(isa_bus, fd);
/* Network card */
network_init(pci_bus);
/* Optional PCI video card */
pci_vga_init(pci_bus);
}
| 22,325 |
qemu | e4937694b66d1468aec3cd95e90888f291c3f599 | 0 | static int vmdk_parse_extents(const char *desc, BlockDriverState *bs,
const char *desc_file_path, QDict *options,
Error **errp)
{
int ret;
int matches;
char access[11];
char type[11];
char fname[512];
const char *p = desc;
int64_t sectors = 0;
int64_t flat_offset;
char *extent_path;
BdrvChild *extent_file;
BDRVVmdkState *s = bs->opaque;
VmdkExtent *extent;
char extent_opt_prefix[32];
Error *local_err = NULL;
while (*p) {
/* parse extent line in one of below formats:
*
* RW [size in sectors] FLAT "file-name.vmdk" OFFSET
* RW [size in sectors] SPARSE "file-name.vmdk"
* RW [size in sectors] VMFS "file-name.vmdk"
* RW [size in sectors] VMFSSPARSE "file-name.vmdk"
*/
flat_offset = -1;
matches = sscanf(p, "%10s %" SCNd64 " %10s \"%511[^\n\r\"]\" %" SCNd64,
access, §ors, type, fname, &flat_offset);
if (matches < 4 || strcmp(access, "RW")) {
goto next_line;
} else if (!strcmp(type, "FLAT")) {
if (matches != 5 || flat_offset < 0) {
error_setg(errp, "Invalid extent lines: \n%s", p);
return -EINVAL;
}
} else if (!strcmp(type, "VMFS")) {
if (matches == 4) {
flat_offset = 0;
} else {
error_setg(errp, "Invalid extent lines:\n%s", p);
return -EINVAL;
}
} else if (matches != 4) {
error_setg(errp, "Invalid extent lines:\n%s", p);
return -EINVAL;
}
if (sectors <= 0 ||
(strcmp(type, "FLAT") && strcmp(type, "SPARSE") &&
strcmp(type, "VMFS") && strcmp(type, "VMFSSPARSE")) ||
(strcmp(access, "RW"))) {
goto next_line;
}
if (!path_is_absolute(fname) && !path_has_protocol(fname) &&
!desc_file_path[0])
{
error_setg(errp, "Cannot use relative extent paths with VMDK "
"descriptor file '%s'", bs->file->bs->filename);
return -EINVAL;
}
extent_path = g_malloc0(PATH_MAX);
path_combine(extent_path, PATH_MAX, desc_file_path, fname);
ret = snprintf(extent_opt_prefix, 32, "extents.%d", s->num_extents);
assert(ret < 32);
extent_file = bdrv_open_child(extent_path, options, extent_opt_prefix,
bs, &child_file, false, &local_err);
g_free(extent_path);
if (local_err) {
error_propagate(errp, local_err);
return -EINVAL;
}
/* save to extents array */
if (!strcmp(type, "FLAT") || !strcmp(type, "VMFS")) {
/* FLAT extent */
ret = vmdk_add_extent(bs, extent_file, true, sectors,
0, 0, 0, 0, 0, &extent, errp);
if (ret < 0) {
bdrv_unref_child(bs, extent_file);
return ret;
}
extent->flat_start_offset = flat_offset << 9;
} else if (!strcmp(type, "SPARSE") || !strcmp(type, "VMFSSPARSE")) {
/* SPARSE extent and VMFSSPARSE extent are both "COWD" sparse file*/
char *buf = vmdk_read_desc(extent_file->bs, 0, errp);
if (!buf) {
ret = -EINVAL;
} else {
ret = vmdk_open_sparse(bs, extent_file, bs->open_flags, buf,
options, errp);
}
g_free(buf);
if (ret) {
bdrv_unref_child(bs, extent_file);
return ret;
}
extent = &s->extents[s->num_extents - 1];
} else {
error_setg(errp, "Unsupported extent type '%s'", type);
bdrv_unref_child(bs, extent_file);
return -ENOTSUP;
}
extent->type = g_strdup(type);
next_line:
/* move to next line */
while (*p) {
if (*p == '\n') {
p++;
break;
}
p++;
}
}
return 0;
}
| 22,326 |
qemu | 3718d8ab65f68de2acccbe6a315907805f54e3cc | 0 | static void external_snapshot_prepare(BlkTransactionState *common,
Error **errp)
{
BlockDriver *drv;
int flags, ret;
QDict *options = NULL;
Error *local_err = NULL;
bool has_device = false;
const char *device;
bool has_node_name = false;
const char *node_name;
bool has_snapshot_node_name = false;
const char *snapshot_node_name;
const char *new_image_file;
const char *format = "qcow2";
enum NewImageMode mode = NEW_IMAGE_MODE_ABSOLUTE_PATHS;
ExternalSnapshotState *state =
DO_UPCAST(ExternalSnapshotState, common, common);
TransactionAction *action = common->action;
/* get parameters */
g_assert(action->kind == TRANSACTION_ACTION_KIND_BLOCKDEV_SNAPSHOT_SYNC);
has_device = action->blockdev_snapshot_sync->has_device;
device = action->blockdev_snapshot_sync->device;
has_node_name = action->blockdev_snapshot_sync->has_node_name;
node_name = action->blockdev_snapshot_sync->node_name;
has_snapshot_node_name =
action->blockdev_snapshot_sync->has_snapshot_node_name;
snapshot_node_name = action->blockdev_snapshot_sync->snapshot_node_name;
new_image_file = action->blockdev_snapshot_sync->snapshot_file;
if (action->blockdev_snapshot_sync->has_format) {
format = action->blockdev_snapshot_sync->format;
}
if (action->blockdev_snapshot_sync->has_mode) {
mode = action->blockdev_snapshot_sync->mode;
}
/* start processing */
drv = bdrv_find_format(format);
if (!drv) {
error_set(errp, QERR_INVALID_BLOCK_FORMAT, format);
return;
}
state->old_bs = bdrv_lookup_bs(has_device ? device : NULL,
has_node_name ? node_name : NULL,
&local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
if (has_node_name && !has_snapshot_node_name) {
error_setg(errp, "New snapshot node name missing");
return;
}
if (has_snapshot_node_name && bdrv_find_node(snapshot_node_name)) {
error_setg(errp, "New snapshot node name already existing");
return;
}
if (!bdrv_is_inserted(state->old_bs)) {
error_set(errp, QERR_DEVICE_HAS_NO_MEDIUM, device);
return;
}
if (bdrv_in_use(state->old_bs)) {
error_set(errp, QERR_DEVICE_IN_USE, device);
return;
}
if (!bdrv_is_read_only(state->old_bs)) {
if (bdrv_flush(state->old_bs)) {
error_set(errp, QERR_IO_ERROR);
return;
}
}
if (!bdrv_is_first_non_filter(state->old_bs)) {
error_set(errp, QERR_FEATURE_DISABLED, "snapshot");
return;
}
flags = state->old_bs->open_flags;
/* create new image w/backing file */
if (mode != NEW_IMAGE_MODE_EXISTING) {
bdrv_img_create(new_image_file, format,
state->old_bs->filename,
state->old_bs->drv->format_name,
NULL, -1, flags, &local_err, false);
if (local_err) {
error_propagate(errp, local_err);
return;
}
}
if (has_snapshot_node_name) {
options = qdict_new();
qdict_put(options, "node-name",
qstring_from_str(snapshot_node_name));
}
/* TODO Inherit bs->options or only take explicit options with an
* extended QMP command? */
assert(state->new_bs == NULL);
ret = bdrv_open(&state->new_bs, new_image_file, NULL, options,
flags | BDRV_O_NO_BACKING, drv, &local_err);
/* We will manually add the backing_hd field to the bs later */
if (ret != 0) {
error_propagate(errp, local_err);
}
}
| 22,327 |
qemu | a7812ae412311d7d47f8aa85656faadac9d64b56 | 0 | static void t_gen_lsl(TCGv d, TCGv a, TCGv b)
{
TCGv t0, t_31;
t0 = tcg_temp_new(TCG_TYPE_TL);
t_31 = tcg_const_tl(31);
tcg_gen_shl_tl(d, a, b);
tcg_gen_sub_tl(t0, t_31, b);
tcg_gen_sar_tl(t0, t0, t_31);
tcg_gen_and_tl(t0, t0, d);
tcg_gen_xor_tl(d, d, t0);
tcg_temp_free(t0);
tcg_temp_free(t_31);
}
| 22,328 |
qemu | b658c53d2b87c1e9e0ade887a70ecb0de1474a7b | 0 | int unix_listen_opts(QemuOpts *opts, Error **errp)
{
struct sockaddr_un un;
const char *path = qemu_opt_get(opts, "path");
int sock, fd;
sock = qemu_socket(PF_UNIX, SOCK_STREAM, 0);
if (sock < 0) {
error_setg_errno(errp, errno, "Failed to create socket");
return -1;
}
memset(&un, 0, sizeof(un));
un.sun_family = AF_UNIX;
if (path && strlen(path)) {
snprintf(un.sun_path, sizeof(un.sun_path), "%s", path);
} else {
char *tmpdir = getenv("TMPDIR");
snprintf(un.sun_path, sizeof(un.sun_path), "%s/qemu-socket-XXXXXX",
tmpdir ? tmpdir : "/tmp");
/*
* This dummy fd usage silences the mktemp() unsecure warning.
* Using mkstemp() doesn't make things more secure here
* though. bind() complains about existing files, so we have
* to unlink first and thus re-open the race window. The
* worst case possible is bind() failing, i.e. a DoS attack.
*/
fd = mkstemp(un.sun_path); close(fd);
qemu_opt_set(opts, "path", un.sun_path);
}
unlink(un.sun_path);
if (bind(sock, (struct sockaddr*) &un, sizeof(un)) < 0) {
error_setg_errno(errp, errno, "Failed to bind socket");
goto err;
}
if (listen(sock, 1) < 0) {
error_setg_errno(errp, errno, "Failed to listen on socket");
goto err;
}
return sock;
err:
closesocket(sock);
return -1;
}
| 22,329 |
FFmpeg | 311107a65d0105044d1691b5e85d6f30879b0eb4 | 0 | int check_codec_match(AVCodecContext *ccf, AVCodecContext *ccs, int stream)
{
int matches = 1;
#define CHECK_CODEC(x) (ccf->x != ccs->x)
if (CHECK_CODEC(codec_id) || CHECK_CODEC(codec_type)) {
http_log("Codecs do not match for stream %d\n", stream);
matches = 0;
} else if (CHECK_CODEC(bit_rate) || CHECK_CODEC(flags)) {
http_log("Codec bitrates do not match for stream %d\n", stream);
matches = 0;
} else if (ccf->codec_type == AVMEDIA_TYPE_VIDEO) {
if (CHECK_CODEC(time_base.den) ||
CHECK_CODEC(time_base.num) ||
CHECK_CODEC(width) ||
CHECK_CODEC(height)) {
http_log("Codec width, height or framerate do not match for stream %d\n", stream);
matches = 0;
}
} else if (ccf->codec_type == AVMEDIA_TYPE_AUDIO) {
if (CHECK_CODEC(sample_rate) ||
CHECK_CODEC(channels) ||
CHECK_CODEC(frame_size)) {
http_log("Codec sample_rate, channels, frame_size do not match for stream %d\n", stream);
matches = 0;
}
} else {
http_log("Unknown codec type for stream %d\n", stream);
matches = 0;
}
return matches;
}
| 22,332 |
qemu | b61359781958759317ee6fd1a45b59be0b7dbbe1 | 0 | void memory_region_add_subregion(MemoryRegion *mr,
hwaddr offset,
MemoryRegion *subregion)
{
subregion->may_overlap = false;
subregion->priority = 0;
memory_region_add_subregion_common(mr, offset, subregion);
}
| 22,335 |
qemu | a2db2a1edd06a50b8a862c654cf993368cf9f1d9 | 0 | static void xen_be_evtchn_event(void *opaque)
{
struct XenDevice *xendev = opaque;
evtchn_port_t port;
port = xc_evtchn_pending(xendev->evtchndev);
if (port != xendev->local_port) {
xen_be_printf(xendev, 0, "xc_evtchn_pending returned %d (expected %d)\n",
port, xendev->local_port);
return;
}
xc_evtchn_unmask(xendev->evtchndev, port);
if (xendev->ops->event) {
xendev->ops->event(xendev);
}
}
| 22,336 |
qemu | 4a1418e07bdcfaa3177739e04707ecaec75d89e1 | 0 | static void qpi_mem_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
{
CPUState *env;
env = cpu_single_env;
if (!env)
return;
env->eflags = (env->eflags & ~(IF_MASK | IOPL_MASK)) |
(val & (IF_MASK | IOPL_MASK));
}
| 22,337 |
qemu | 6864fa38972081833f79b39df74b9c08cc94f6cc | 0 | static int pci_apb_map_irq(PCIDevice *pci_dev, int irq_num)
{
return ((pci_dev->devfn & 0x18) >> 1) + irq_num;
}
| 22,338 |
qemu | b436982f04fb33bb29fcdea190bd1fdc97dc65ef | 0 | static void mirror_read_complete(void *opaque, int ret)
{
MirrorOp *op = opaque;
MirrorBlockJob *s = op->s;
aio_context_acquire(blk_get_aio_context(s->common.blk));
if (ret < 0) {
BlockErrorAction action;
bdrv_set_dirty_bitmap(s->dirty_bitmap, op->sector_num, op->nb_sectors);
action = mirror_error_action(s, true, -ret);
if (action == BLOCK_ERROR_ACTION_REPORT && s->ret >= 0) {
s->ret = ret;
}
mirror_iteration_done(op, ret);
} else {
blk_aio_pwritev(s->target, op->sector_num * BDRV_SECTOR_SIZE, &op->qiov,
0, mirror_write_complete, op);
}
aio_context_release(blk_get_aio_context(s->common.blk));
}
| 22,339 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static struct omap_mpu_timer_s *omap_mpu_timer_init(MemoryRegion *system_memory,
target_phys_addr_t base,
qemu_irq irq, omap_clk clk)
{
struct omap_mpu_timer_s *s = (struct omap_mpu_timer_s *)
g_malloc0(sizeof(struct omap_mpu_timer_s));
s->irq = irq;
s->clk = clk;
s->timer = qemu_new_timer_ns(vm_clock, omap_timer_tick, s);
s->tick = qemu_bh_new(omap_timer_fire, s);
omap_mpu_timer_reset(s);
omap_timer_clk_setup(s);
memory_region_init_io(&s->iomem, &omap_mpu_timer_ops, s,
"omap-mpu-timer", 0x100);
memory_region_add_subregion(system_memory, base, &s->iomem);
return s;
}
| 22,340 |
qemu | 9d40cd8a68cfc7606f4548cc9e812bab15c6dc28 | 0 | static void arm_cpu_reset(CPUState *s)
{
ARMCPU *cpu = ARM_CPU(s);
ARMCPUClass *acc = ARM_CPU_GET_CLASS(cpu);
CPUARMState *env = &cpu->env;
acc->parent_reset(s);
memset(env, 0, offsetof(CPUARMState, end_reset_fields));
g_hash_table_foreach(cpu->cp_regs, cp_reg_reset, cpu);
g_hash_table_foreach(cpu->cp_regs, cp_reg_check_reset, cpu);
env->vfp.xregs[ARM_VFP_FPSID] = cpu->reset_fpsid;
env->vfp.xregs[ARM_VFP_MVFR0] = cpu->mvfr0;
env->vfp.xregs[ARM_VFP_MVFR1] = cpu->mvfr1;
env->vfp.xregs[ARM_VFP_MVFR2] = cpu->mvfr2;
cpu->power_state = cpu->start_powered_off ? PSCI_OFF : PSCI_ON;
s->halted = cpu->start_powered_off;
if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
env->iwmmxt.cregs[ARM_IWMMXT_wCID] = 0x69051000 | 'Q';
}
if (arm_feature(env, ARM_FEATURE_AARCH64)) {
/* 64 bit CPUs always start in 64 bit mode */
env->aarch64 = 1;
#if defined(CONFIG_USER_ONLY)
env->pstate = PSTATE_MODE_EL0t;
/* Userspace expects access to DC ZVA, CTL_EL0 and the cache ops */
env->cp15.sctlr_el[1] |= SCTLR_UCT | SCTLR_UCI | SCTLR_DZE;
/* and to the FP/Neon instructions */
env->cp15.cpacr_el1 = deposit64(env->cp15.cpacr_el1, 20, 2, 3);
#else
/* Reset into the highest available EL */
if (arm_feature(env, ARM_FEATURE_EL3)) {
env->pstate = PSTATE_MODE_EL3h;
} else if (arm_feature(env, ARM_FEATURE_EL2)) {
env->pstate = PSTATE_MODE_EL2h;
} else {
env->pstate = PSTATE_MODE_EL1h;
}
env->pc = cpu->rvbar;
#endif
} else {
#if defined(CONFIG_USER_ONLY)
/* Userspace expects access to cp10 and cp11 for FP/Neon */
env->cp15.cpacr_el1 = deposit64(env->cp15.cpacr_el1, 20, 4, 0xf);
#endif
}
#if defined(CONFIG_USER_ONLY)
env->uncached_cpsr = ARM_CPU_MODE_USR;
/* For user mode we must enable access to coprocessors */
env->vfp.xregs[ARM_VFP_FPEXC] = 1 << 30;
if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
env->cp15.c15_cpar = 3;
} else if (arm_feature(env, ARM_FEATURE_XSCALE)) {
env->cp15.c15_cpar = 1;
}
#else
/* SVC mode with interrupts disabled. */
env->uncached_cpsr = ARM_CPU_MODE_SVC;
env->daif = PSTATE_D | PSTATE_A | PSTATE_I | PSTATE_F;
if (arm_feature(env, ARM_FEATURE_M)) {
uint32_t initial_msp; /* Loaded from 0x0 */
uint32_t initial_pc; /* Loaded from 0x4 */
uint8_t *rom;
if (arm_feature(env, ARM_FEATURE_M_SECURITY)) {
env->v7m.secure = true;
}
/* The reset value of this bit is IMPDEF, but ARM recommends
* that it resets to 1, so QEMU always does that rather than making
* it dependent on CPU model.
*/
env->v7m.ccr = R_V7M_CCR_STKALIGN_MASK;
/* Unlike A/R profile, M profile defines the reset LR value */
env->regs[14] = 0xffffffff;
/* Load the initial SP and PC from the vector table at address 0 */
rom = rom_ptr(0);
if (rom) {
/* Address zero is covered by ROM which hasn't yet been
* copied into physical memory.
*/
initial_msp = ldl_p(rom);
initial_pc = ldl_p(rom + 4);
} else {
/* Address zero not covered by a ROM blob, or the ROM blob
* is in non-modifiable memory and this is a second reset after
* it got copied into memory. In the latter case, rom_ptr
* will return a NULL pointer and we should use ldl_phys instead.
*/
initial_msp = ldl_phys(s->as, 0);
initial_pc = ldl_phys(s->as, 4);
}
env->regs[13] = initial_msp & 0xFFFFFFFC;
env->regs[15] = initial_pc & ~1;
env->thumb = initial_pc & 1;
}
/* AArch32 has a hard highvec setting of 0xFFFF0000. If we are currently
* executing as AArch32 then check if highvecs are enabled and
* adjust the PC accordingly.
*/
if (A32_BANKED_CURRENT_REG_GET(env, sctlr) & SCTLR_V) {
env->regs[15] = 0xFFFF0000;
}
env->vfp.xregs[ARM_VFP_FPEXC] = 0;
#endif
if (arm_feature(env, ARM_FEATURE_PMSA)) {
if (cpu->pmsav7_dregion > 0) {
if (arm_feature(env, ARM_FEATURE_V8)) {
memset(env->pmsav8.rbar[M_REG_NS], 0,
sizeof(*env->pmsav8.rbar[M_REG_NS])
* cpu->pmsav7_dregion);
memset(env->pmsav8.rlar[M_REG_NS], 0,
sizeof(*env->pmsav8.rlar[M_REG_NS])
* cpu->pmsav7_dregion);
if (arm_feature(env, ARM_FEATURE_M_SECURITY)) {
memset(env->pmsav8.rbar[M_REG_S], 0,
sizeof(*env->pmsav8.rbar[M_REG_S])
* cpu->pmsav7_dregion);
memset(env->pmsav8.rlar[M_REG_S], 0,
sizeof(*env->pmsav8.rlar[M_REG_S])
* cpu->pmsav7_dregion);
}
} else if (arm_feature(env, ARM_FEATURE_V7)) {
memset(env->pmsav7.drbar, 0,
sizeof(*env->pmsav7.drbar) * cpu->pmsav7_dregion);
memset(env->pmsav7.drsr, 0,
sizeof(*env->pmsav7.drsr) * cpu->pmsav7_dregion);
memset(env->pmsav7.dracr, 0,
sizeof(*env->pmsav7.dracr) * cpu->pmsav7_dregion);
}
}
env->pmsav7.rnr[M_REG_NS] = 0;
env->pmsav7.rnr[M_REG_S] = 0;
env->pmsav8.mair0[M_REG_NS] = 0;
env->pmsav8.mair0[M_REG_S] = 0;
env->pmsav8.mair1[M_REG_NS] = 0;
env->pmsav8.mair1[M_REG_S] = 0;
}
set_flush_to_zero(1, &env->vfp.standard_fp_status);
set_flush_inputs_to_zero(1, &env->vfp.standard_fp_status);
set_default_nan_mode(1, &env->vfp.standard_fp_status);
set_float_detect_tininess(float_tininess_before_rounding,
&env->vfp.fp_status);
set_float_detect_tininess(float_tininess_before_rounding,
&env->vfp.standard_fp_status);
#ifndef CONFIG_USER_ONLY
if (kvm_enabled()) {
kvm_arm_reset_vcpu(cpu);
}
#endif
hw_breakpoint_update_all(cpu);
hw_watchpoint_update_all(cpu);
}
| 22,341 |
qemu | 17b74b98676aee5bc470b173b1e528d2fce2cf18 | 0 | void json_start_array(QJSON *json, const char *name)
{
json_emit_element(json, name);
qstring_append(json->str, "[ ");
json->omit_comma = true;
}
| 22,342 |
qemu | 1687a089f103f9b7a1b4a1555068054cb46ee9e9 | 0 | vreader_get_reader_by_id(vreader_id_t id)
{
VReader *reader = NULL;
VReaderListEntry *current_entry = NULL;
if (id == (vreader_id_t) -1) {
return NULL;
}
vreader_list_lock();
for (current_entry = vreader_list_get_first(vreader_list); current_entry;
current_entry = vreader_list_get_next(current_entry)) {
VReader *creader = vreader_list_get_reader(current_entry);
if (creader->id == id) {
reader = creader;
break;
}
vreader_free(creader);
}
vreader_list_unlock();
return reader;
}
| 22,343 |
FFmpeg | fa2a34cd40d124161c748bb0f430dc63c94dd0da | 0 | AVFilter **av_filter_next(AVFilter **filter)
{
return filter ? ++filter : ®istered_avfilters[0];
}
| 22,344 |
qemu | 57407ea44cc0a3d630b9b89a2be011f1955ce5c1 | 0 | static void gem_cleanup(NetClientState *nc)
{
GemState *s = qemu_get_nic_opaque(nc);
DB_PRINT("\n");
s->nic = NULL;
}
| 22,345 |
qemu | fae2afb10e3fdceab612c62a2b1e8b944ff578d9 | 0 | void qxl_render_cursor(PCIQXLDevice *qxl, QXLCommandExt *ext)
{
QXLCursorCmd *cmd = qxl_phys2virt(qxl, ext->cmd.data, ext->group_id);
QXLCursor *cursor;
QEMUCursor *c;
if (!qxl->ssd.ds->mouse_set || !qxl->ssd.ds->cursor_define) {
return;
}
if (qxl->debug > 1 && cmd->type != QXL_CURSOR_MOVE) {
fprintf(stderr, "%s", __FUNCTION__);
qxl_log_cmd_cursor(qxl, cmd, ext->group_id);
fprintf(stderr, "\n");
}
switch (cmd->type) {
case QXL_CURSOR_SET:
cursor = qxl_phys2virt(qxl, cmd->u.set.shape, ext->group_id);
if (cursor->chunk.data_size != cursor->data_size) {
fprintf(stderr, "%s: multiple chunks\n", __FUNCTION__);
return;
}
c = qxl_cursor(qxl, cursor);
if (c == NULL) {
c = cursor_builtin_left_ptr();
}
qemu_mutex_lock(&qxl->ssd.lock);
if (qxl->ssd.cursor) {
cursor_put(qxl->ssd.cursor);
}
qxl->ssd.cursor = c;
qxl->ssd.mouse_x = cmd->u.set.position.x;
qxl->ssd.mouse_y = cmd->u.set.position.y;
qemu_mutex_unlock(&qxl->ssd.lock);
break;
case QXL_CURSOR_MOVE:
qemu_mutex_lock(&qxl->ssd.lock);
qxl->ssd.mouse_x = cmd->u.position.x;
qxl->ssd.mouse_y = cmd->u.position.y;
qemu_mutex_unlock(&qxl->ssd.lock);
break;
}
}
| 22,346 |
qemu | 435db4cf29b88b6612e30acda01cd18788dff458 | 0 | static uint64_t qemu_opt_get_number_helper(QemuOpts *opts, const char *name,
uint64_t defval, bool del)
{
QemuOpt *opt = qemu_opt_find(opts, name);
uint64_t ret = defval;
if (opt == NULL) {
const QemuOptDesc *desc = find_desc_by_name(opts->list->desc, name);
if (desc && desc->def_value_str) {
parse_option_number(name, desc->def_value_str, &ret, &error_abort);
}
return ret;
}
assert(opt->desc && opt->desc->type == QEMU_OPT_NUMBER);
ret = opt->value.uint;
if (del) {
qemu_opt_del_all(opts, name);
}
return ret;
}
| 22,347 |
qemu | 677ef6230b603571ae05125db469f7b4c8912a77 | 0 | void helper_unlock(void)
{
spin_unlock(&global_cpu_lock);
}
| 22,348 |
qemu | 2c62f08ddbf3fa80dc7202eb9a2ea60ae44e2cc5 | 0 | static void vmsvga_screen_dump(void *opaque, const char *filename, bool cswitch,
Error **errp)
{
struct vmsvga_state_s *s = opaque;
DisplaySurface *surface = qemu_console_surface(s->vga.con);
if (!s->enable) {
s->vga.screen_dump(&s->vga, filename, cswitch, errp);
return;
}
if (surface_bits_per_pixel(surface) == 32) {
DisplaySurface *ds = qemu_create_displaysurface_from(
surface_width(surface),
surface_height(surface),
32,
surface_stride(surface),
s->vga.vram_ptr, false);
ppm_save(filename, ds, errp);
g_free(ds);
}
}
| 22,349 |
FFmpeg | d9293648147013403de729958ea4c19a5b6c40e4 | 1 | static void get_tag(AVFormatContext *s, const char *key, int type, int len, int type2_size)
{
char *value;
int64_t off = avio_tell(s->pb);
if ((unsigned)len >= (UINT_MAX - 1) / 2)
return;
value = av_malloc(2 * len + 1);
if (!value)
goto finish;
if (type == 0) { // UTF16-LE
avio_get_str16le(s->pb, len, value, 2 * len + 1);
} else if (type == -1) { // ASCII
avio_read(s->pb, value, len);
value[len]=0;
} else if (type == 1) { // byte array
if (!strcmp(key, "WM/Picture")) { // handle cover art
asf_read_picture(s, len);
} else if (!strcmp(key, "ID3")) { // handle ID3 tag
get_id3_tag(s, len);
} else {
av_log(s, AV_LOG_VERBOSE, "Unsupported byte array in tag %s.\n", key);
}
goto finish;
} else if (type > 1 && type <= 5) { // boolean or DWORD or QWORD or WORD
uint64_t num = get_value(s->pb, type, type2_size);
snprintf(value, len, "%"PRIu64, num);
} else if (type == 6) { // (don't) handle GUID
av_log(s, AV_LOG_DEBUG, "Unsupported GUID value in tag %s.\n", key);
goto finish;
} else {
av_log(s, AV_LOG_DEBUG,
"Unsupported value type %d in tag %s.\n", type, key);
goto finish;
}
if (*value)
av_dict_set(&s->metadata, key, value, 0);
finish:
av_freep(&value);
avio_seek(s->pb, off + len, SEEK_SET);
}
| 22,351 |
qemu | ad0ebb91cd8b5fdc4a583b03645677771f420a46 | 1 | void sth_tce(VIOsPAPRDevice *dev, uint64_t taddr, uint16_t val)
{
val = tswap16(val);
spapr_tce_dma_write(dev, taddr, &val, sizeof(val));
}
| 22,352 |
FFmpeg | 6ed000c8e6e8a5f55433b2d67e21bcba2ebc4b5d | 1 | av_cold int ff_yuv2rgb_c_init_tables(SwsContext *c, const int inv_table[4], int fullRange,
int brightness, int contrast, int saturation)
{
const int isRgb = c->dstFormat==PIX_FMT_RGB32
|| c->dstFormat==PIX_FMT_RGB32_1
|| c->dstFormat==PIX_FMT_BGR24
|| c->dstFormat==PIX_FMT_RGB565BE
|| c->dstFormat==PIX_FMT_RGB565LE
|| c->dstFormat==PIX_FMT_RGB555BE
|| c->dstFormat==PIX_FMT_RGB555LE
|| c->dstFormat==PIX_FMT_RGB444BE
|| c->dstFormat==PIX_FMT_RGB444LE
|| c->dstFormat==PIX_FMT_RGB8
|| c->dstFormat==PIX_FMT_RGB4
|| c->dstFormat==PIX_FMT_RGB4_BYTE
|| c->dstFormat==PIX_FMT_MONOBLACK;
const int isNotNe = c->dstFormat==PIX_FMT_NE(RGB565LE,RGB565BE)
|| c->dstFormat==PIX_FMT_NE(RGB555LE,RGB555BE)
|| c->dstFormat==PIX_FMT_NE(RGB444LE,RGB444BE)
|| c->dstFormat==PIX_FMT_NE(BGR565LE,BGR565BE)
|| c->dstFormat==PIX_FMT_NE(BGR555LE,BGR555BE)
|| c->dstFormat==PIX_FMT_NE(BGR444LE,BGR444BE);
const int bpp = c->dstFormatBpp;
uint8_t *y_table;
uint16_t *y_table16;
uint32_t *y_table32;
int i, base, rbase, gbase, bbase, abase, needAlpha;
const int yoffs = fullRange ? 384 : 326;
int64_t crv = inv_table[0];
int64_t cbu = inv_table[1];
int64_t cgu = -inv_table[2];
int64_t cgv = -inv_table[3];
int64_t cy = 1<<16;
int64_t oy = 0;
int64_t yb = 0;
if (!fullRange) {
cy = (cy*255) / 219;
oy = 16<<16;
} else {
crv = (crv*224) / 255;
cbu = (cbu*224) / 255;
cgu = (cgu*224) / 255;
cgv = (cgv*224) / 255;
}
cy = (cy *contrast ) >> 16;
crv = (crv*contrast * saturation) >> 32;
cbu = (cbu*contrast * saturation) >> 32;
cgu = (cgu*contrast * saturation) >> 32;
cgv = (cgv*contrast * saturation) >> 32;
oy -= 256*brightness;
c->uOffset= 0x0400040004000400LL;
c->vOffset= 0x0400040004000400LL;
c->yCoeff= roundToInt16(cy *8192) * 0x0001000100010001ULL;
c->vrCoeff= roundToInt16(crv*8192) * 0x0001000100010001ULL;
c->ubCoeff= roundToInt16(cbu*8192) * 0x0001000100010001ULL;
c->vgCoeff= roundToInt16(cgv*8192) * 0x0001000100010001ULL;
c->ugCoeff= roundToInt16(cgu*8192) * 0x0001000100010001ULL;
c->yOffset= roundToInt16(oy * 8) * 0x0001000100010001ULL;
c->yuv2rgb_y_coeff = (int16_t)roundToInt16(cy <<13);
c->yuv2rgb_y_offset = (int16_t)roundToInt16(oy << 9);
c->yuv2rgb_v2r_coeff= (int16_t)roundToInt16(crv<<13);
c->yuv2rgb_v2g_coeff= (int16_t)roundToInt16(cgv<<13);
c->yuv2rgb_u2g_coeff= (int16_t)roundToInt16(cgu<<13);
c->yuv2rgb_u2b_coeff= (int16_t)roundToInt16(cbu<<13);
//scale coefficients by cy
crv = ((crv << 16) + 0x8000) / cy;
cbu = ((cbu << 16) + 0x8000) / cy;
cgu = ((cgu << 16) + 0x8000) / cy;
cgv = ((cgv << 16) + 0x8000) / cy;
av_free(c->yuvTable);
switch (bpp) {
case 1:
c->yuvTable = av_malloc(1024);
y_table = c->yuvTable;
yb = -(384<<16) - oy;
for (i = 0; i < 1024-110; i++) {
y_table[i+110] = av_clip_uint8((yb + 0x8000) >> 16) >> 7;
yb += cy;
}
fill_table(c->table_gU, 1, cgu, y_table + yoffs);
fill_gv_table(c->table_gV, 1, cgv);
break;
case 4:
case 4|128:
rbase = isRgb ? 3 : 0;
gbase = 1;
bbase = isRgb ? 0 : 3;
c->yuvTable = av_malloc(1024*3);
y_table = c->yuvTable;
yb = -(384<<16) - oy;
for (i = 0; i < 1024-110; i++) {
int yval = av_clip_uint8((yb + 0x8000) >> 16);
y_table[i+110 ] = (yval >> 7) << rbase;
y_table[i+ 37+1024] = ((yval + 43) / 85) << gbase;
y_table[i+110+2048] = (yval >> 7) << bbase;
yb += cy;
}
fill_table(c->table_rV, 1, crv, y_table + yoffs);
fill_table(c->table_gU, 1, cgu, y_table + yoffs + 1024);
fill_table(c->table_bU, 1, cbu, y_table + yoffs + 2048);
fill_gv_table(c->table_gV, 1, cgv);
break;
case 8:
rbase = isRgb ? 5 : 0;
gbase = isRgb ? 2 : 3;
bbase = isRgb ? 0 : 6;
c->yuvTable = av_malloc(1024*3);
y_table = c->yuvTable;
yb = -(384<<16) - oy;
for (i = 0; i < 1024-38; i++) {
int yval = av_clip_uint8((yb + 0x8000) >> 16);
y_table[i+16 ] = ((yval + 18) / 36) << rbase;
y_table[i+16+1024] = ((yval + 18) / 36) << gbase;
y_table[i+37+2048] = ((yval + 43) / 85) << bbase;
yb += cy;
}
fill_table(c->table_rV, 1, crv, y_table + yoffs);
fill_table(c->table_gU, 1, cgu, y_table + yoffs + 1024);
fill_table(c->table_bU, 1, cbu, y_table + yoffs + 2048);
fill_gv_table(c->table_gV, 1, cgv);
break;
case 12:
rbase = isRgb ? 8 : 0;
gbase = 4;
bbase = isRgb ? 0 : 8;
c->yuvTable = av_malloc(1024*3*2);
y_table16 = c->yuvTable;
yb = -(384<<16) - oy;
for (i = 0; i < 1024; i++) {
uint8_t yval = av_clip_uint8((yb + 0x8000) >> 16);
y_table16[i ] = (yval >> 4) << rbase;
y_table16[i+1024] = (yval >> 4) << gbase;
y_table16[i+2048] = (yval >> 4) << bbase;
yb += cy;
}
if (isNotNe)
for (i = 0; i < 1024*3; i++)
y_table16[i] = av_bswap16(y_table16[i]);
fill_table(c->table_rV, 2, crv, y_table16 + yoffs);
fill_table(c->table_gU, 2, cgu, y_table16 + yoffs + 1024);
fill_table(c->table_bU, 2, cbu, y_table16 + yoffs + 2048);
fill_gv_table(c->table_gV, 2, cgv);
break;
case 15:
case 16:
rbase = isRgb ? bpp - 5 : 0;
gbase = 5;
bbase = isRgb ? 0 : (bpp - 5);
c->yuvTable = av_malloc(1024*3*2);
y_table16 = c->yuvTable;
yb = -(384<<16) - oy;
for (i = 0; i < 1024; i++) {
uint8_t yval = av_clip_uint8((yb + 0x8000) >> 16);
y_table16[i ] = (yval >> 3) << rbase;
y_table16[i+1024] = (yval >> (18 - bpp)) << gbase;
y_table16[i+2048] = (yval >> 3) << bbase;
yb += cy;
}
if(isNotNe)
for (i = 0; i < 1024*3; i++)
y_table16[i] = av_bswap16(y_table16[i]);
fill_table(c->table_rV, 2, crv, y_table16 + yoffs);
fill_table(c->table_gU, 2, cgu, y_table16 + yoffs + 1024);
fill_table(c->table_bU, 2, cbu, y_table16 + yoffs + 2048);
fill_gv_table(c->table_gV, 2, cgv);
break;
case 24:
case 48:
c->yuvTable = av_malloc(1024);
y_table = c->yuvTable;
yb = -(384<<16) - oy;
for (i = 0; i < 1024; i++) {
y_table[i] = av_clip_uint8((yb + 0x8000) >> 16);
yb += cy;
}
fill_table(c->table_rV, 1, crv, y_table + yoffs);
fill_table(c->table_gU, 1, cgu, y_table + yoffs);
fill_table(c->table_bU, 1, cbu, y_table + yoffs);
fill_gv_table(c->table_gV, 1, cgv);
break;
case 32:
base = (c->dstFormat == PIX_FMT_RGB32_1 || c->dstFormat == PIX_FMT_BGR32_1) ? 8 : 0;
rbase = base + (isRgb ? 16 : 0);
gbase = base + 8;
bbase = base + (isRgb ? 0 : 16);
needAlpha = CONFIG_SWSCALE_ALPHA && isALPHA(c->srcFormat);
if (!needAlpha)
abase = (base + 24) & 31;
c->yuvTable = av_malloc(1024*3*4);
y_table32 = c->yuvTable;
yb = -(384<<16) - oy;
for (i = 0; i < 1024; i++) {
unsigned yval = av_clip_uint8((yb + 0x8000) >> 16);
y_table32[i ] = (yval << rbase) + (needAlpha ? 0 : (255u << abase));
y_table32[i+1024] = yval << gbase;
y_table32[i+2048] = yval << bbase;
yb += cy;
}
fill_table(c->table_rV, 4, crv, y_table32 + yoffs);
fill_table(c->table_gU, 4, cgu, y_table32 + yoffs + 1024);
fill_table(c->table_bU, 4, cbu, y_table32 + yoffs + 2048);
fill_gv_table(c->table_gV, 4, cgv);
break;
default:
c->yuvTable = NULL;
av_log(c, AV_LOG_ERROR, "%ibpp not supported by yuv2rgb\n", bpp);
return -1;
}
return 0;
}
| 22,353 |
qemu | 7372c2b926200db295412efbb53f93773b7f1754 | 1 | static inline int opsize_bytes(int opsize)
{
switch (opsize) {
case OS_BYTE: return 1;
case OS_WORD: return 2;
case OS_LONG: return 4;
case OS_SINGLE: return 4;
case OS_DOUBLE: return 8;
default:
qemu_assert(0, "bad operand size");
return 0;
}
}
| 22,354 |
FFmpeg | ae4c9ddebc32eaacbd62681d776881e59ca6e6f7 | 1 | static int config_input_ref(AVFilterLink *inlink)
{
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
AVFilterContext *ctx = inlink->dst;
PSNRContext *s = ctx->priv;
unsigned sum;
int j;
s->nb_components = desc->nb_components;
if (ctx->inputs[0]->w != ctx->inputs[1]->w ||
ctx->inputs[0]->h != ctx->inputs[1]->h) {
av_log(ctx, AV_LOG_ERROR, "Width and height of input videos must be same.\n");
return AVERROR(EINVAL);
}
if (ctx->inputs[0]->format != ctx->inputs[1]->format) {
av_log(ctx, AV_LOG_ERROR, "Inputs must be of same pixel format.\n");
return AVERROR(EINVAL);
}
s->max[0] = (1 << (desc->comp[0].depth_minus1 + 1)) - 1;
s->max[1] = (1 << (desc->comp[1].depth_minus1 + 1)) - 1;
s->max[2] = (1 << (desc->comp[2].depth_minus1 + 1)) - 1;
s->max[3] = (1 << (desc->comp[3].depth_minus1 + 1)) - 1;
s->is_rgb = ff_fill_rgba_map(s->rgba_map, inlink->format) >= 0;
s->comps[0] = s->is_rgb ? 'r' : 'y' ;
s->comps[1] = s->is_rgb ? 'g' : 'u' ;
s->comps[2] = s->is_rgb ? 'b' : 'v' ;
s->comps[3] = 'a';
s->planeheight[1] = s->planeheight[2] = FF_CEIL_RSHIFT(inlink->h, desc->log2_chroma_h);
s->planeheight[0] = s->planeheight[3] = inlink->h;
s->planewidth[1] = s->planewidth[2] = FF_CEIL_RSHIFT(inlink->w, desc->log2_chroma_w);
s->planewidth[0] = s->planewidth[3] = inlink->w;
sum = 0;
for (j = 0; j < s->nb_components; j++)
sum += s->planeheight[j] * s->planewidth[j];
for (j = 0; j < s->nb_components; j++) {
s->planeweight[j] = (double) s->planeheight[j] * s->planewidth[j] / sum;
s->average_max += s->max[j] * s->planeweight[j];
}
s->compute_mse = desc->comp[0].depth_minus1 > 7 ? compute_images_mse_16bit : compute_images_mse;
return 0;
}
| 22,355 |
FFmpeg | d509c743b78da198af385fea362b632292cd00ad | 1 | int dv_produce_packet(DVDemuxContext *c, AVPacket *pkt,
uint8_t* buf, int buf_size)
{
int size, i;
uint8_t *ppcm[4] = {0};
if (buf_size < DV_PROFILE_BYTES ||
!(c->sys = dv_frame_profile(buf)) ||
buf_size < c->sys->frame_size) {
return -1; /* Broken frame, or not enough data */
}
/* Queueing audio packet */
/* FIXME: in case of no audio/bad audio we have to do something */
size = dv_extract_audio_info(c, buf);
for (i = 0; i < c->ach; i++) {
c->audio_pkt[i].size = size;
c->audio_pkt[i].pts = c->abytes * 30000*8 / c->ast[i]->codec->bit_rate;
ppcm[i] = c->audio_buf[i];
}
dv_extract_audio(buf, ppcm, c->sys);
c->abytes += size;
/* We work with 720p frames split in half, thus even frames have
* channels 0,1 and odd 2,3. */
if (c->sys->height == 720) {
if (buf[1] & 0x0C)
c->audio_pkt[2].size = c->audio_pkt[3].size = 0;
else
c->audio_pkt[0].size = c->audio_pkt[1].size = 0;
}
/* Now it's time to return video packet */
size = dv_extract_video_info(c, buf);
av_init_packet(pkt);
pkt->data = buf;
pkt->size = size;
pkt->flags |= PKT_FLAG_KEY;
pkt->stream_index = c->vst->id;
pkt->pts = c->frames;
c->frames++;
return size;
}
| 22,356 |
FFmpeg | 271c869cc3285dac2b6f2663a87c70bf3ba2b04f | 1 | int ff_rtmp_packet_create(RTMPPacket *pkt, int channel_id, RTMPPacketType type,
int timestamp, int size)
{
pkt->data = av_malloc(size);
if (!pkt->data)
return AVERROR(ENOMEM);
pkt->data_size = size;
pkt->channel_id = channel_id;
pkt->type = type;
pkt->timestamp = timestamp;
pkt->extra = 0;
pkt->ts_delta = 0;
return 0;
| 22,357 |
FFmpeg | 008f872f614e6646c5b1fc8888e40bea4796eb5f | 0 | static int ac3_decode_frame(AVCodecContext * avctx, void *data, int *data_size,
AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
AC3DecodeContext *s = avctx->priv_data;
int16_t *out_samples = (int16_t *)data;
int blk, ch, err;
const uint8_t *channel_map;
const float *output[AC3_MAX_CHANNELS];
/* initialize the GetBitContext with the start of valid AC-3 Frame */
if (s->input_buffer) {
/* copy input buffer to decoder context to avoid reading past the end
of the buffer, which can be caused by a damaged input stream. */
memcpy(s->input_buffer, buf, FFMIN(buf_size, AC3_FRAME_BUFFER_SIZE));
init_get_bits(&s->gbc, s->input_buffer, buf_size * 8);
} else {
init_get_bits(&s->gbc, buf, buf_size * 8);
}
/* parse the syncinfo */
*data_size = 0;
err = parse_frame_header(s);
/* check that reported frame size fits in input buffer */
if(s->frame_size > buf_size) {
av_log(avctx, AV_LOG_ERROR, "incomplete frame\n");
err = AAC_AC3_PARSE_ERROR_FRAME_SIZE;
}
/* check for crc mismatch */
if(err != AAC_AC3_PARSE_ERROR_FRAME_SIZE && avctx->error_recognition >= FF_ER_CAREFUL) {
if(av_crc(av_crc_get_table(AV_CRC_16_ANSI), 0, &buf[2], s->frame_size-2)) {
av_log(avctx, AV_LOG_ERROR, "frame CRC mismatch\n");
err = AAC_AC3_PARSE_ERROR_CRC;
}
}
if(err && err != AAC_AC3_PARSE_ERROR_CRC) {
switch(err) {
case AAC_AC3_PARSE_ERROR_SYNC:
av_log(avctx, AV_LOG_ERROR, "frame sync error\n");
return -1;
case AAC_AC3_PARSE_ERROR_BSID:
av_log(avctx, AV_LOG_ERROR, "invalid bitstream id\n");
break;
case AAC_AC3_PARSE_ERROR_SAMPLE_RATE:
av_log(avctx, AV_LOG_ERROR, "invalid sample rate\n");
break;
case AAC_AC3_PARSE_ERROR_FRAME_SIZE:
av_log(avctx, AV_LOG_ERROR, "invalid frame size\n");
break;
case AAC_AC3_PARSE_ERROR_FRAME_TYPE:
/* skip frame if CRC is ok. otherwise use error concealment. */
/* TODO: add support for substreams and dependent frames */
if(s->frame_type == EAC3_FRAME_TYPE_DEPENDENT || s->substreamid) {
av_log(avctx, AV_LOG_ERROR, "unsupported frame type : skipping frame\n");
return s->frame_size;
} else {
av_log(avctx, AV_LOG_ERROR, "invalid frame type\n");
}
break;
default:
av_log(avctx, AV_LOG_ERROR, "invalid header\n");
break;
}
}
/* if frame is ok, set audio parameters */
if (!err) {
avctx->sample_rate = s->sample_rate;
avctx->bit_rate = s->bit_rate;
/* channel config */
s->out_channels = s->channels;
s->output_mode = s->channel_mode;
if(s->lfe_on)
s->output_mode |= AC3_OUTPUT_LFEON;
if (avctx->request_channels > 0 && avctx->request_channels <= 2 &&
avctx->request_channels < s->channels) {
s->out_channels = avctx->request_channels;
s->output_mode = avctx->request_channels == 1 ? AC3_CHMODE_MONO : AC3_CHMODE_STEREO;
s->channel_layout = ff_ac3_channel_layout_tab[s->output_mode];
}
avctx->channels = s->out_channels;
avctx->channel_layout = s->channel_layout;
/* set downmixing coefficients if needed */
if(s->channels != s->out_channels && !((s->output_mode & AC3_OUTPUT_LFEON) &&
s->fbw_channels == s->out_channels)) {
set_downmix_coeffs(s);
}
} else if (!s->out_channels) {
s->out_channels = avctx->channels;
if(s->out_channels < s->channels)
s->output_mode = s->out_channels == 1 ? AC3_CHMODE_MONO : AC3_CHMODE_STEREO;
}
/* decode the audio blocks */
channel_map = ff_ac3_dec_channel_map[s->output_mode & ~AC3_OUTPUT_LFEON][s->lfe_on];
for (ch = 0; ch < s->out_channels; ch++)
output[ch] = s->output[channel_map[ch]];
for (blk = 0; blk < s->num_blocks; blk++) {
if (!err && decode_audio_block(s, blk)) {
av_log(avctx, AV_LOG_ERROR, "error decoding the audio block\n");
err = 1;
}
s->dsp.float_to_int16_interleave(out_samples, output, 256, s->out_channels);
out_samples += 256 * s->out_channels;
}
*data_size = s->num_blocks * 256 * avctx->channels * sizeof (int16_t);
return s->frame_size;
}
| 22,358 |
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