id
int32 0
27.3k
| func
stringlengths 26
142k
| target
bool 2
classes | project
stringclasses 2
values | commit_id
stringlengths 40
40
|
|---|---|---|---|---|
3,300 | static always_inline void gen_arith3 (void *helper,
int ra, int rb, int rc,
int islit, uint8_t lit)
{
if (unlikely(rc == 31))
return;
if (ra != 31) {
if (islit) {
TCGv tmp = tcg_const_i64(lit);
tcg_gen_helper_1_2(helper, cpu_ir[rc], cpu_ir[ra], tmp);
tcg_temp_free(tmp);
} else
tcg_gen_helper_1_2(helper, cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
} else {
TCGv tmp1 = tcg_const_i64(0);
if (islit) {
TCGv tmp2 = tcg_const_i64(lit);
tcg_gen_helper_1_2(helper, cpu_ir[rc], tmp1, tmp2);
tcg_temp_free(tmp2);
} else
tcg_gen_helper_1_2(helper, cpu_ir[rc], tmp1, cpu_ir[rb]);
tcg_temp_free(tmp1);
}
}
| false | qemu | a7812ae412311d7d47f8aa85656faadac9d64b56 |
3,301 | int cpu_get_dump_info(ArchDumpInfo *info,
const struct GuestPhysBlockList *guest_phys_blocks)
{
PowerPCCPU *cpu = POWERPC_CPU(first_cpu);
PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);
info->d_machine = PPC_ELF_MACHINE;
info->d_class = ELFCLASS;
if ((*pcc->interrupts_big_endian)(cpu)) {
info->d_endian = ELFDATA2MSB;
} else {
info->d_endian = ELFDATA2LSB;
}
/* 64KB is the max page size for pseries kernel */
if (strncmp(object_get_typename(qdev_get_machine()),
"pseries-", 8) == 0) {
info->page_size = (1U << 16);
}
return 0;
}
| false | qemu | b1fde1ef5106c92dd12f1f0cfcb8c76e57d7f681 |
3,303 | static CharDriverState *qemu_chr_open_pty(QemuOpts *opts)
{
CharDriverState *chr;
PtyCharDriver *s;
struct termios tty;
const char *label;
int master_fd, slave_fd, len;
#if defined(__OpenBSD__) || defined(__DragonFly__)
char pty_name[PATH_MAX];
#define q_ptsname(x) pty_name
#else
char *pty_name = NULL;
#define q_ptsname(x) ptsname(x)
#endif
if (openpty(&master_fd, &slave_fd, pty_name, NULL, NULL) < 0) {
return NULL;
}
/* Set raw attributes on the pty. */
tcgetattr(slave_fd, &tty);
cfmakeraw(&tty);
tcsetattr(slave_fd, TCSAFLUSH, &tty);
close(slave_fd);
chr = g_malloc0(sizeof(CharDriverState));
len = strlen(q_ptsname(master_fd)) + 5;
chr->filename = g_malloc(len);
snprintf(chr->filename, len, "pty:%s", q_ptsname(master_fd));
qemu_opt_set(opts, "path", q_ptsname(master_fd));
label = qemu_opts_id(opts);
fprintf(stderr, "char device redirected to %s%s%s%s\n",
q_ptsname(master_fd),
label ? " (label " : "",
label ? label : "",
label ? ")" : "");
s = g_malloc0(sizeof(PtyCharDriver));
chr->opaque = s;
chr->chr_write = pty_chr_write;
chr->chr_update_read_handler = pty_chr_update_read_handler;
chr->chr_close = pty_chr_close;
chr->chr_add_watch = pty_chr_add_watch;
s->fd = io_channel_from_fd(master_fd);
s->timer_tag = 0;
return chr;
}
| false | qemu | e68c5958668596a5023e30ddf8368410878f7682 |
3,304 | static void put_frame(
AVFormatContext *s,
ASFStream *stream,
int timestamp,
const uint8_t *buf,
int m_obj_size
)
{
ASFContext *asf = s->priv_data;
int m_obj_offset, payload_len, frag_len1;
m_obj_offset = 0;
while (m_obj_offset < m_obj_size) {
payload_len = m_obj_size - m_obj_offset;
if (asf->packet_timestamp_start == -1) {
asf->multi_payloads_present = (payload_len < MULTI_PAYLOAD_CONSTANT);
if (asf->multi_payloads_present){
asf->packet_size_left = PACKET_SIZE; //For debug
asf->packet_size_left = PACKET_SIZE - PACKET_HEADER_MIN_SIZE - 1;
frag_len1 = MULTI_PAYLOAD_CONSTANT - 1;
}
else {
asf->packet_size_left = PACKET_SIZE - PACKET_HEADER_MIN_SIZE;
frag_len1 = SINGLE_PAYLOAD_DATA_LENGTH;
}
if (asf->prev_packet_sent_time > timestamp)
asf->packet_timestamp_start = asf->prev_packet_sent_time;
else
asf->packet_timestamp_start = timestamp;
}
else {
// multi payloads
frag_len1 = asf->packet_size_left - PAYLOAD_HEADER_SIZE_MULTIPLE_PAYLOADS;
if (asf->prev_packet_sent_time > timestamp)
asf->packet_timestamp_start = asf->prev_packet_sent_time;
else if (asf->packet_timestamp_start >= timestamp)
asf->packet_timestamp_start = timestamp;
}
if (frag_len1 > 0) {
if (payload_len > frag_len1)
payload_len = frag_len1;
else if (payload_len == (frag_len1 - 1))
payload_len = frag_len1 - 2; //additional byte need to put padding length
put_payload_header(s, stream, timestamp+preroll_time, m_obj_size, m_obj_offset, payload_len);
put_buffer(&asf->pb, buf, payload_len);
if (asf->multi_payloads_present)
asf->packet_size_left -= (payload_len + PAYLOAD_HEADER_SIZE_MULTIPLE_PAYLOADS);
else
asf->packet_size_left -= (payload_len + PAYLOAD_HEADER_SIZE_SINGLE_PAYLOAD);
asf->packet_timestamp_end = timestamp;
asf->packet_nb_payloads++;
} else {
payload_len = 0;
}
m_obj_offset += payload_len;
buf += payload_len;
if (!asf->multi_payloads_present)
flush_packet(s);
else if (asf->packet_size_left <= (PAYLOAD_HEADER_SIZE_MULTIPLE_PAYLOADS + 1))
flush_packet(s);
}
stream->seq++;
}
| false | FFmpeg | 3c895fc098f7637f6d5ec3a9d6766e724a8b9e41 |
3,305 | static char *print_drive(void *ptr)
{
return g_strdup(bdrv_get_device_name(ptr));
}
| false | qemu | 4be746345f13e99e468c60acbd3a355e8183e3ce |
3,306 | static int disas_neon_data_insn(CPUState * env, DisasContext *s, uint32_t insn)
{
int op;
int q;
int rd, rn, rm;
int size;
int shift;
int pass;
int count;
int pairwise;
int u;
uint32_t imm, mask;
TCGv tmp, tmp2, tmp3, tmp4, tmp5;
TCGv_i64 tmp64;
if (!s->vfp_enabled)
return 1;
q = (insn & (1 << 6)) != 0;
u = (insn >> 24) & 1;
VFP_DREG_D(rd, insn);
VFP_DREG_N(rn, insn);
VFP_DREG_M(rm, insn);
size = (insn >> 20) & 3;
if ((insn & (1 << 23)) == 0) {
/* Three register same length. */
op = ((insn >> 7) & 0x1e) | ((insn >> 4) & 1);
/* Catch invalid op and bad size combinations: UNDEF */
if ((neon_3r_sizes[op] & (1 << size)) == 0) {
return 1;
}
/* All insns of this form UNDEF for either this condition or the
* superset of cases "Q==1"; we catch the latter later.
*/
if (q && ((rd | rn | rm) & 1)) {
return 1;
}
if (size == 3 && op != NEON_3R_LOGIC) {
/* 64-bit element instructions. */
for (pass = 0; pass < (q ? 2 : 1); pass++) {
neon_load_reg64(cpu_V0, rn + pass);
neon_load_reg64(cpu_V1, rm + pass);
switch (op) {
case NEON_3R_VQADD:
if (u) {
gen_helper_neon_qadd_u64(cpu_V0, cpu_V0, cpu_V1);
} else {
gen_helper_neon_qadd_s64(cpu_V0, cpu_V0, cpu_V1);
}
break;
case NEON_3R_VQSUB:
if (u) {
gen_helper_neon_qsub_u64(cpu_V0, cpu_V0, cpu_V1);
} else {
gen_helper_neon_qsub_s64(cpu_V0, cpu_V0, cpu_V1);
}
break;
case NEON_3R_VSHL:
if (u) {
gen_helper_neon_shl_u64(cpu_V0, cpu_V1, cpu_V0);
} else {
gen_helper_neon_shl_s64(cpu_V0, cpu_V1, cpu_V0);
}
break;
case NEON_3R_VQSHL:
if (u) {
gen_helper_neon_qshl_u64(cpu_V0, cpu_V1, cpu_V0);
} else {
gen_helper_neon_qshl_s64(cpu_V0, cpu_V1, cpu_V0);
}
break;
case NEON_3R_VRSHL:
if (u) {
gen_helper_neon_rshl_u64(cpu_V0, cpu_V1, cpu_V0);
} else {
gen_helper_neon_rshl_s64(cpu_V0, cpu_V1, cpu_V0);
}
break;
case NEON_3R_VQRSHL:
if (u) {
gen_helper_neon_qrshl_u64(cpu_V0, cpu_V1, cpu_V0);
} else {
gen_helper_neon_qrshl_s64(cpu_V0, cpu_V1, cpu_V0);
}
break;
case NEON_3R_VADD_VSUB:
if (u) {
tcg_gen_sub_i64(CPU_V001);
} else {
tcg_gen_add_i64(CPU_V001);
}
break;
default:
abort();
}
neon_store_reg64(cpu_V0, rd + pass);
}
return 0;
}
pairwise = 0;
switch (op) {
case NEON_3R_VSHL:
case NEON_3R_VQSHL:
case NEON_3R_VRSHL:
case NEON_3R_VQRSHL:
{
int rtmp;
/* Shift instruction operands are reversed. */
rtmp = rn;
rn = rm;
rm = rtmp;
}
break;
case NEON_3R_VPADD:
if (u) {
return 1;
}
/* Fall through */
case NEON_3R_VPMAX:
case NEON_3R_VPMIN:
pairwise = 1;
break;
case NEON_3R_FLOAT_ARITH:
pairwise = (u && size < 2); /* if VPADD (float) */
break;
case NEON_3R_FLOAT_MINMAX:
pairwise = u; /* if VPMIN/VPMAX (float) */
break;
case NEON_3R_FLOAT_CMP:
if (!u && size) {
/* no encoding for U=0 C=1x */
return 1;
}
break;
case NEON_3R_FLOAT_ACMP:
if (!u) {
return 1;
}
break;
case NEON_3R_VRECPS_VRSQRTS:
if (u) {
return 1;
}
break;
case NEON_3R_VMUL:
if (u && (size != 0)) {
/* UNDEF on invalid size for polynomial subcase */
return 1;
}
break;
default:
break;
}
if (pairwise && q) {
/* All the pairwise insns UNDEF if Q is set */
return 1;
}
for (pass = 0; pass < (q ? 4 : 2); pass++) {
if (pairwise) {
/* Pairwise. */
if (pass < 1) {
tmp = neon_load_reg(rn, 0);
tmp2 = neon_load_reg(rn, 1);
} else {
tmp = neon_load_reg(rm, 0);
tmp2 = neon_load_reg(rm, 1);
}
} else {
/* Elementwise. */
tmp = neon_load_reg(rn, pass);
tmp2 = neon_load_reg(rm, pass);
}
switch (op) {
case NEON_3R_VHADD:
GEN_NEON_INTEGER_OP(hadd);
break;
case NEON_3R_VQADD:
GEN_NEON_INTEGER_OP(qadd);
break;
case NEON_3R_VRHADD:
GEN_NEON_INTEGER_OP(rhadd);
break;
case NEON_3R_LOGIC: /* Logic ops. */
switch ((u << 2) | size) {
case 0: /* VAND */
tcg_gen_and_i32(tmp, tmp, tmp2);
break;
case 1: /* BIC */
tcg_gen_andc_i32(tmp, tmp, tmp2);
break;
case 2: /* VORR */
tcg_gen_or_i32(tmp, tmp, tmp2);
break;
case 3: /* VORN */
tcg_gen_orc_i32(tmp, tmp, tmp2);
break;
case 4: /* VEOR */
tcg_gen_xor_i32(tmp, tmp, tmp2);
break;
case 5: /* VBSL */
tmp3 = neon_load_reg(rd, pass);
gen_neon_bsl(tmp, tmp, tmp2, tmp3);
tcg_temp_free_i32(tmp3);
break;
case 6: /* VBIT */
tmp3 = neon_load_reg(rd, pass);
gen_neon_bsl(tmp, tmp, tmp3, tmp2);
tcg_temp_free_i32(tmp3);
break;
case 7: /* VBIF */
tmp3 = neon_load_reg(rd, pass);
gen_neon_bsl(tmp, tmp3, tmp, tmp2);
tcg_temp_free_i32(tmp3);
break;
}
break;
case NEON_3R_VHSUB:
GEN_NEON_INTEGER_OP(hsub);
break;
case NEON_3R_VQSUB:
GEN_NEON_INTEGER_OP(qsub);
break;
case NEON_3R_VCGT:
GEN_NEON_INTEGER_OP(cgt);
break;
case NEON_3R_VCGE:
GEN_NEON_INTEGER_OP(cge);
break;
case NEON_3R_VSHL:
GEN_NEON_INTEGER_OP(shl);
break;
case NEON_3R_VQSHL:
GEN_NEON_INTEGER_OP(qshl);
break;
case NEON_3R_VRSHL:
GEN_NEON_INTEGER_OP(rshl);
break;
case NEON_3R_VQRSHL:
GEN_NEON_INTEGER_OP(qrshl);
break;
case NEON_3R_VMAX:
GEN_NEON_INTEGER_OP(max);
break;
case NEON_3R_VMIN:
GEN_NEON_INTEGER_OP(min);
break;
case NEON_3R_VABD:
GEN_NEON_INTEGER_OP(abd);
break;
case NEON_3R_VABA:
GEN_NEON_INTEGER_OP(abd);
tcg_temp_free_i32(tmp2);
tmp2 = neon_load_reg(rd, pass);
gen_neon_add(size, tmp, tmp2);
break;
case NEON_3R_VADD_VSUB:
if (!u) { /* VADD */
gen_neon_add(size, tmp, tmp2);
} else { /* VSUB */
switch (size) {
case 0: gen_helper_neon_sub_u8(tmp, tmp, tmp2); break;
case 1: gen_helper_neon_sub_u16(tmp, tmp, tmp2); break;
case 2: tcg_gen_sub_i32(tmp, tmp, tmp2); break;
default: abort();
}
}
break;
case NEON_3R_VTST_VCEQ:
if (!u) { /* VTST */
switch (size) {
case 0: gen_helper_neon_tst_u8(tmp, tmp, tmp2); break;
case 1: gen_helper_neon_tst_u16(tmp, tmp, tmp2); break;
case 2: gen_helper_neon_tst_u32(tmp, tmp, tmp2); break;
default: abort();
}
} else { /* VCEQ */
switch (size) {
case 0: gen_helper_neon_ceq_u8(tmp, tmp, tmp2); break;
case 1: gen_helper_neon_ceq_u16(tmp, tmp, tmp2); break;
case 2: gen_helper_neon_ceq_u32(tmp, tmp, tmp2); break;
default: abort();
}
}
break;
case NEON_3R_VML: /* VMLA, VMLAL, VMLS,VMLSL */
switch (size) {
case 0: gen_helper_neon_mul_u8(tmp, tmp, tmp2); break;
case 1: gen_helper_neon_mul_u16(tmp, tmp, tmp2); break;
case 2: tcg_gen_mul_i32(tmp, tmp, tmp2); break;
default: abort();
}
tcg_temp_free_i32(tmp2);
tmp2 = neon_load_reg(rd, pass);
if (u) { /* VMLS */
gen_neon_rsb(size, tmp, tmp2);
} else { /* VMLA */
gen_neon_add(size, tmp, tmp2);
}
break;
case NEON_3R_VMUL:
if (u) { /* polynomial */
gen_helper_neon_mul_p8(tmp, tmp, tmp2);
} else { /* Integer */
switch (size) {
case 0: gen_helper_neon_mul_u8(tmp, tmp, tmp2); break;
case 1: gen_helper_neon_mul_u16(tmp, tmp, tmp2); break;
case 2: tcg_gen_mul_i32(tmp, tmp, tmp2); break;
default: abort();
}
}
break;
case NEON_3R_VPMAX:
GEN_NEON_INTEGER_OP(pmax);
break;
case NEON_3R_VPMIN:
GEN_NEON_INTEGER_OP(pmin);
break;
case NEON_3R_VQDMULH_VQRDMULH: /* Multiply high. */
if (!u) { /* VQDMULH */
switch (size) {
case 1: gen_helper_neon_qdmulh_s16(tmp, tmp, tmp2); break;
case 2: gen_helper_neon_qdmulh_s32(tmp, tmp, tmp2); break;
default: abort();
}
} else { /* VQRDMULH */
switch (size) {
case 1: gen_helper_neon_qrdmulh_s16(tmp, tmp, tmp2); break;
case 2: gen_helper_neon_qrdmulh_s32(tmp, tmp, tmp2); break;
default: abort();
}
}
break;
case NEON_3R_VPADD:
switch (size) {
case 0: gen_helper_neon_padd_u8(tmp, tmp, tmp2); break;
case 1: gen_helper_neon_padd_u16(tmp, tmp, tmp2); break;
case 2: tcg_gen_add_i32(tmp, tmp, tmp2); break;
default: abort();
}
break;
case NEON_3R_FLOAT_ARITH: /* Floating point arithmetic. */
switch ((u << 2) | size) {
case 0: /* VADD */
gen_helper_neon_add_f32(tmp, tmp, tmp2);
break;
case 2: /* VSUB */
gen_helper_neon_sub_f32(tmp, tmp, tmp2);
break;
case 4: /* VPADD */
gen_helper_neon_add_f32(tmp, tmp, tmp2);
break;
case 6: /* VABD */
gen_helper_neon_abd_f32(tmp, tmp, tmp2);
break;
default:
abort();
}
break;
case NEON_3R_FLOAT_MULTIPLY:
gen_helper_neon_mul_f32(tmp, tmp, tmp2);
if (!u) {
tcg_temp_free_i32(tmp2);
tmp2 = neon_load_reg(rd, pass);
if (size == 0) {
gen_helper_neon_add_f32(tmp, tmp, tmp2);
} else {
gen_helper_neon_sub_f32(tmp, tmp2, tmp);
}
}
break;
case NEON_3R_FLOAT_CMP:
if (!u) {
gen_helper_neon_ceq_f32(tmp, tmp, tmp2);
} else {
if (size == 0)
gen_helper_neon_cge_f32(tmp, tmp, tmp2);
else
gen_helper_neon_cgt_f32(tmp, tmp, tmp2);
}
break;
case NEON_3R_FLOAT_ACMP:
if (size == 0)
gen_helper_neon_acge_f32(tmp, tmp, tmp2);
else
gen_helper_neon_acgt_f32(tmp, tmp, tmp2);
break;
case NEON_3R_FLOAT_MINMAX:
if (size == 0)
gen_helper_neon_max_f32(tmp, tmp, tmp2);
else
gen_helper_neon_min_f32(tmp, tmp, tmp2);
break;
case NEON_3R_VRECPS_VRSQRTS:
if (size == 0)
gen_helper_recps_f32(tmp, tmp, tmp2, cpu_env);
else
gen_helper_rsqrts_f32(tmp, tmp, tmp2, cpu_env);
break;
default:
abort();
}
tcg_temp_free_i32(tmp2);
/* Save the result. For elementwise operations we can put it
straight into the destination register. For pairwise operations
we have to be careful to avoid clobbering the source operands. */
if (pairwise && rd == rm) {
neon_store_scratch(pass, tmp);
} else {
neon_store_reg(rd, pass, tmp);
}
} /* for pass */
if (pairwise && rd == rm) {
for (pass = 0; pass < (q ? 4 : 2); pass++) {
tmp = neon_load_scratch(pass);
neon_store_reg(rd, pass, tmp);
}
}
/* End of 3 register same size operations. */
} else if (insn & (1 << 4)) {
if ((insn & 0x00380080) != 0) {
/* Two registers and shift. */
op = (insn >> 8) & 0xf;
if (insn & (1 << 7)) {
/* 64-bit shift. */
if (op > 7) {
return 1;
}
size = 3;
} else {
size = 2;
while ((insn & (1 << (size + 19))) == 0)
size--;
}
shift = (insn >> 16) & ((1 << (3 + size)) - 1);
/* To avoid excessive dumplication of ops we implement shift
by immediate using the variable shift operations. */
if (op < 8) {
/* Shift by immediate:
VSHR, VSRA, VRSHR, VRSRA, VSRI, VSHL, VQSHL, VQSHLU. */
if (q && ((rd | rm) & 1)) {
return 1;
}
if (!u && (op == 4 || op == 6)) {
return 1;
}
/* Right shifts are encoded as N - shift, where N is the
element size in bits. */
if (op <= 4)
shift = shift - (1 << (size + 3));
if (size == 3) {
count = q + 1;
} else {
count = q ? 4: 2;
}
switch (size) {
case 0:
imm = (uint8_t) shift;
imm |= imm << 8;
imm |= imm << 16;
break;
case 1:
imm = (uint16_t) shift;
imm |= imm << 16;
break;
case 2:
case 3:
imm = shift;
break;
default:
abort();
}
for (pass = 0; pass < count; pass++) {
if (size == 3) {
neon_load_reg64(cpu_V0, rm + pass);
tcg_gen_movi_i64(cpu_V1, imm);
switch (op) {
case 0: /* VSHR */
case 1: /* VSRA */
if (u)
gen_helper_neon_shl_u64(cpu_V0, cpu_V0, cpu_V1);
else
gen_helper_neon_shl_s64(cpu_V0, cpu_V0, cpu_V1);
break;
case 2: /* VRSHR */
case 3: /* VRSRA */
if (u)
gen_helper_neon_rshl_u64(cpu_V0, cpu_V0, cpu_V1);
else
gen_helper_neon_rshl_s64(cpu_V0, cpu_V0, cpu_V1);
break;
case 4: /* VSRI */
case 5: /* VSHL, VSLI */
gen_helper_neon_shl_u64(cpu_V0, cpu_V0, cpu_V1);
break;
case 6: /* VQSHLU */
gen_helper_neon_qshlu_s64(cpu_V0, cpu_V0, cpu_V1);
break;
case 7: /* VQSHL */
if (u) {
gen_helper_neon_qshl_u64(cpu_V0,
cpu_V0, cpu_V1);
} else {
gen_helper_neon_qshl_s64(cpu_V0,
cpu_V0, cpu_V1);
}
break;
}
if (op == 1 || op == 3) {
/* Accumulate. */
neon_load_reg64(cpu_V1, rd + pass);
tcg_gen_add_i64(cpu_V0, cpu_V0, cpu_V1);
} else if (op == 4 || (op == 5 && u)) {
/* Insert */
neon_load_reg64(cpu_V1, rd + pass);
uint64_t mask;
if (shift < -63 || shift > 63) {
mask = 0;
} else {
if (op == 4) {
mask = 0xffffffffffffffffull >> -shift;
} else {
mask = 0xffffffffffffffffull << shift;
}
}
tcg_gen_andi_i64(cpu_V1, cpu_V1, ~mask);
tcg_gen_or_i64(cpu_V0, cpu_V0, cpu_V1);
}
neon_store_reg64(cpu_V0, rd + pass);
} else { /* size < 3 */
/* Operands in T0 and T1. */
tmp = neon_load_reg(rm, pass);
tmp2 = tcg_temp_new_i32();
tcg_gen_movi_i32(tmp2, imm);
switch (op) {
case 0: /* VSHR */
case 1: /* VSRA */
GEN_NEON_INTEGER_OP(shl);
break;
case 2: /* VRSHR */
case 3: /* VRSRA */
GEN_NEON_INTEGER_OP(rshl);
break;
case 4: /* VSRI */
case 5: /* VSHL, VSLI */
switch (size) {
case 0: gen_helper_neon_shl_u8(tmp, tmp, tmp2); break;
case 1: gen_helper_neon_shl_u16(tmp, tmp, tmp2); break;
case 2: gen_helper_neon_shl_u32(tmp, tmp, tmp2); break;
default: abort();
}
break;
case 6: /* VQSHLU */
switch (size) {
case 0:
gen_helper_neon_qshlu_s8(tmp, tmp, tmp2);
break;
case 1:
gen_helper_neon_qshlu_s16(tmp, tmp, tmp2);
break;
case 2:
gen_helper_neon_qshlu_s32(tmp, tmp, tmp2);
break;
default:
abort();
}
break;
case 7: /* VQSHL */
GEN_NEON_INTEGER_OP(qshl);
break;
}
tcg_temp_free_i32(tmp2);
if (op == 1 || op == 3) {
/* Accumulate. */
tmp2 = neon_load_reg(rd, pass);
gen_neon_add(size, tmp, tmp2);
tcg_temp_free_i32(tmp2);
} else if (op == 4 || (op == 5 && u)) {
/* Insert */
switch (size) {
case 0:
if (op == 4)
mask = 0xff >> -shift;
else
mask = (uint8_t)(0xff << shift);
mask |= mask << 8;
mask |= mask << 16;
break;
case 1:
if (op == 4)
mask = 0xffff >> -shift;
else
mask = (uint16_t)(0xffff << shift);
mask |= mask << 16;
break;
case 2:
if (shift < -31 || shift > 31) {
mask = 0;
} else {
if (op == 4)
mask = 0xffffffffu >> -shift;
else
mask = 0xffffffffu << shift;
}
break;
default:
abort();
}
tmp2 = neon_load_reg(rd, pass);
tcg_gen_andi_i32(tmp, tmp, mask);
tcg_gen_andi_i32(tmp2, tmp2, ~mask);
tcg_gen_or_i32(tmp, tmp, tmp2);
tcg_temp_free_i32(tmp2);
}
neon_store_reg(rd, pass, tmp);
}
} /* for pass */
} else if (op < 10) {
/* Shift by immediate and narrow:
VSHRN, VRSHRN, VQSHRN, VQRSHRN. */
int input_unsigned = (op == 8) ? !u : u;
if (rm & 1) {
return 1;
}
shift = shift - (1 << (size + 3));
size++;
if (size == 3) {
tmp64 = tcg_const_i64(shift);
neon_load_reg64(cpu_V0, rm);
neon_load_reg64(cpu_V1, rm + 1);
for (pass = 0; pass < 2; pass++) {
TCGv_i64 in;
if (pass == 0) {
in = cpu_V0;
} else {
in = cpu_V1;
}
if (q) {
if (input_unsigned) {
gen_helper_neon_rshl_u64(cpu_V0, in, tmp64);
} else {
gen_helper_neon_rshl_s64(cpu_V0, in, tmp64);
}
} else {
if (input_unsigned) {
gen_helper_neon_shl_u64(cpu_V0, in, tmp64);
} else {
gen_helper_neon_shl_s64(cpu_V0, in, tmp64);
}
}
tmp = tcg_temp_new_i32();
gen_neon_narrow_op(op == 8, u, size - 1, tmp, cpu_V0);
neon_store_reg(rd, pass, tmp);
} /* for pass */
tcg_temp_free_i64(tmp64);
} else {
if (size == 1) {
imm = (uint16_t)shift;
imm |= imm << 16;
} else {
/* size == 2 */
imm = (uint32_t)shift;
}
tmp2 = tcg_const_i32(imm);
tmp4 = neon_load_reg(rm + 1, 0);
tmp5 = neon_load_reg(rm + 1, 1);
for (pass = 0; pass < 2; pass++) {
if (pass == 0) {
tmp = neon_load_reg(rm, 0);
} else {
tmp = tmp4;
}
gen_neon_shift_narrow(size, tmp, tmp2, q,
input_unsigned);
if (pass == 0) {
tmp3 = neon_load_reg(rm, 1);
} else {
tmp3 = tmp5;
}
gen_neon_shift_narrow(size, tmp3, tmp2, q,
input_unsigned);
tcg_gen_concat_i32_i64(cpu_V0, tmp, tmp3);
tcg_temp_free_i32(tmp);
tcg_temp_free_i32(tmp3);
tmp = tcg_temp_new_i32();
gen_neon_narrow_op(op == 8, u, size - 1, tmp, cpu_V0);
neon_store_reg(rd, pass, tmp);
} /* for pass */
tcg_temp_free_i32(tmp2);
}
} else if (op == 10) {
/* VSHLL, VMOVL */
if (q || (rd & 1)) {
return 1;
}
tmp = neon_load_reg(rm, 0);
tmp2 = neon_load_reg(rm, 1);
for (pass = 0; pass < 2; pass++) {
if (pass == 1)
tmp = tmp2;
gen_neon_widen(cpu_V0, tmp, size, u);
if (shift != 0) {
/* The shift is less than the width of the source
type, so we can just shift the whole register. */
tcg_gen_shli_i64(cpu_V0, cpu_V0, shift);
/* Widen the result of shift: we need to clear
* the potential overflow bits resulting from
* left bits of the narrow input appearing as
* right bits of left the neighbour narrow
* input. */
if (size < 2 || !u) {
uint64_t imm64;
if (size == 0) {
imm = (0xffu >> (8 - shift));
imm |= imm << 16;
} else if (size == 1) {
imm = 0xffff >> (16 - shift);
} else {
/* size == 2 */
imm = 0xffffffff >> (32 - shift);
}
if (size < 2) {
imm64 = imm | (((uint64_t)imm) << 32);
} else {
imm64 = imm;
}
tcg_gen_andi_i64(cpu_V0, cpu_V0, ~imm64);
}
}
neon_store_reg64(cpu_V0, rd + pass);
}
} else if (op >= 14) {
/* VCVT fixed-point. */
if (!(insn & (1 << 21)) || (q && ((rd | rm) & 1))) {
return 1;
}
/* We have already masked out the must-be-1 top bit of imm6,
* hence this 32-shift where the ARM ARM has 64-imm6.
*/
shift = 32 - shift;
for (pass = 0; pass < (q ? 4 : 2); pass++) {
tcg_gen_ld_f32(cpu_F0s, cpu_env, neon_reg_offset(rm, pass));
if (!(op & 1)) {
if (u)
gen_vfp_ulto(0, shift);
else
gen_vfp_slto(0, shift);
} else {
if (u)
gen_vfp_toul(0, shift);
else
gen_vfp_tosl(0, shift);
}
tcg_gen_st_f32(cpu_F0s, cpu_env, neon_reg_offset(rd, pass));
}
} else {
return 1;
}
} else { /* (insn & 0x00380080) == 0 */
int invert;
if (q && (rd & 1)) {
return 1;
}
op = (insn >> 8) & 0xf;
/* One register and immediate. */
imm = (u << 7) | ((insn >> 12) & 0x70) | (insn & 0xf);
invert = (insn & (1 << 5)) != 0;
/* Note that op = 2,3,4,5,6,7,10,11,12,13 imm=0 is UNPREDICTABLE.
* We choose to not special-case this and will behave as if a
* valid constant encoding of 0 had been given.
*/
switch (op) {
case 0: case 1:
/* no-op */
break;
case 2: case 3:
imm <<= 8;
break;
case 4: case 5:
imm <<= 16;
break;
case 6: case 7:
imm <<= 24;
break;
case 8: case 9:
imm |= imm << 16;
break;
case 10: case 11:
imm = (imm << 8) | (imm << 24);
break;
case 12:
imm = (imm << 8) | 0xff;
break;
case 13:
imm = (imm << 16) | 0xffff;
break;
case 14:
imm |= (imm << 8) | (imm << 16) | (imm << 24);
if (invert)
imm = ~imm;
break;
case 15:
if (invert) {
return 1;
}
imm = ((imm & 0x80) << 24) | ((imm & 0x3f) << 19)
| ((imm & 0x40) ? (0x1f << 25) : (1 << 30));
break;
}
if (invert)
imm = ~imm;
for (pass = 0; pass < (q ? 4 : 2); pass++) {
if (op & 1 && op < 12) {
tmp = neon_load_reg(rd, pass);
if (invert) {
/* The immediate value has already been inverted, so
BIC becomes AND. */
tcg_gen_andi_i32(tmp, tmp, imm);
} else {
tcg_gen_ori_i32(tmp, tmp, imm);
}
} else {
/* VMOV, VMVN. */
tmp = tcg_temp_new_i32();
if (op == 14 && invert) {
int n;
uint32_t val;
val = 0;
for (n = 0; n < 4; n++) {
if (imm & (1 << (n + (pass & 1) * 4)))
val |= 0xff << (n * 8);
}
tcg_gen_movi_i32(tmp, val);
} else {
tcg_gen_movi_i32(tmp, imm);
}
}
neon_store_reg(rd, pass, tmp);
}
}
} else { /* (insn & 0x00800010 == 0x00800000) */
if (size != 3) {
op = (insn >> 8) & 0xf;
if ((insn & (1 << 6)) == 0) {
/* Three registers of different lengths. */
int src1_wide;
int src2_wide;
int prewiden;
/* undefreq: bit 0 : UNDEF if size != 0
* bit 1 : UNDEF if size == 0
* bit 2 : UNDEF if U == 1
* Note that [1:0] set implies 'always UNDEF'
*/
int undefreq;
/* prewiden, src1_wide, src2_wide, undefreq */
static const int neon_3reg_wide[16][4] = {
{1, 0, 0, 0}, /* VADDL */
{1, 1, 0, 0}, /* VADDW */
{1, 0, 0, 0}, /* VSUBL */
{1, 1, 0, 0}, /* VSUBW */
{0, 1, 1, 0}, /* VADDHN */
{0, 0, 0, 0}, /* VABAL */
{0, 1, 1, 0}, /* VSUBHN */
{0, 0, 0, 0}, /* VABDL */
{0, 0, 0, 0}, /* VMLAL */
{0, 0, 0, 6}, /* VQDMLAL */
{0, 0, 0, 0}, /* VMLSL */
{0, 0, 0, 6}, /* VQDMLSL */
{0, 0, 0, 0}, /* Integer VMULL */
{0, 0, 0, 2}, /* VQDMULL */
{0, 0, 0, 5}, /* Polynomial VMULL */
{0, 0, 0, 3}, /* Reserved: always UNDEF */
};
prewiden = neon_3reg_wide[op][0];
src1_wide = neon_3reg_wide[op][1];
src2_wide = neon_3reg_wide[op][2];
undefreq = neon_3reg_wide[op][3];
if (((undefreq & 1) && (size != 0)) ||
((undefreq & 2) && (size == 0)) ||
((undefreq & 4) && u)) {
return 1;
}
if ((src1_wide && (rn & 1)) ||
(src2_wide && (rm & 1)) ||
(!src2_wide && (rd & 1))) {
return 1;
}
/* Avoid overlapping operands. Wide source operands are
always aligned so will never overlap with wide
destinations in problematic ways. */
if (rd == rm && !src2_wide) {
tmp = neon_load_reg(rm, 1);
neon_store_scratch(2, tmp);
} else if (rd == rn && !src1_wide) {
tmp = neon_load_reg(rn, 1);
neon_store_scratch(2, tmp);
}
TCGV_UNUSED(tmp3);
for (pass = 0; pass < 2; pass++) {
if (src1_wide) {
neon_load_reg64(cpu_V0, rn + pass);
TCGV_UNUSED(tmp);
} else {
if (pass == 1 && rd == rn) {
tmp = neon_load_scratch(2);
} else {
tmp = neon_load_reg(rn, pass);
}
if (prewiden) {
gen_neon_widen(cpu_V0, tmp, size, u);
}
}
if (src2_wide) {
neon_load_reg64(cpu_V1, rm + pass);
TCGV_UNUSED(tmp2);
} else {
if (pass == 1 && rd == rm) {
tmp2 = neon_load_scratch(2);
} else {
tmp2 = neon_load_reg(rm, pass);
}
if (prewiden) {
gen_neon_widen(cpu_V1, tmp2, size, u);
}
}
switch (op) {
case 0: case 1: case 4: /* VADDL, VADDW, VADDHN, VRADDHN */
gen_neon_addl(size);
break;
case 2: case 3: case 6: /* VSUBL, VSUBW, VSUBHN, VRSUBHN */
gen_neon_subl(size);
break;
case 5: case 7: /* VABAL, VABDL */
switch ((size << 1) | u) {
case 0:
gen_helper_neon_abdl_s16(cpu_V0, tmp, tmp2);
break;
case 1:
gen_helper_neon_abdl_u16(cpu_V0, tmp, tmp2);
break;
case 2:
gen_helper_neon_abdl_s32(cpu_V0, tmp, tmp2);
break;
case 3:
gen_helper_neon_abdl_u32(cpu_V0, tmp, tmp2);
break;
case 4:
gen_helper_neon_abdl_s64(cpu_V0, tmp, tmp2);
break;
case 5:
gen_helper_neon_abdl_u64(cpu_V0, tmp, tmp2);
break;
default: abort();
}
tcg_temp_free_i32(tmp2);
tcg_temp_free_i32(tmp);
break;
case 8: case 9: case 10: case 11: case 12: case 13:
/* VMLAL, VQDMLAL, VMLSL, VQDMLSL, VMULL, VQDMULL */
gen_neon_mull(cpu_V0, tmp, tmp2, size, u);
break;
case 14: /* Polynomial VMULL */
gen_helper_neon_mull_p8(cpu_V0, tmp, tmp2);
tcg_temp_free_i32(tmp2);
tcg_temp_free_i32(tmp);
break;
default: /* 15 is RESERVED: caught earlier */
abort();
}
if (op == 13) {
/* VQDMULL */
gen_neon_addl_saturate(cpu_V0, cpu_V0, size);
neon_store_reg64(cpu_V0, rd + pass);
} else if (op == 5 || (op >= 8 && op <= 11)) {
/* Accumulate. */
neon_load_reg64(cpu_V1, rd + pass);
switch (op) {
case 10: /* VMLSL */
gen_neon_negl(cpu_V0, size);
/* Fall through */
case 5: case 8: /* VABAL, VMLAL */
gen_neon_addl(size);
break;
case 9: case 11: /* VQDMLAL, VQDMLSL */
gen_neon_addl_saturate(cpu_V0, cpu_V0, size);
if (op == 11) {
gen_neon_negl(cpu_V0, size);
}
gen_neon_addl_saturate(cpu_V0, cpu_V1, size);
break;
default:
abort();
}
neon_store_reg64(cpu_V0, rd + pass);
} else if (op == 4 || op == 6) {
/* Narrowing operation. */
tmp = tcg_temp_new_i32();
if (!u) {
switch (size) {
case 0:
gen_helper_neon_narrow_high_u8(tmp, cpu_V0);
break;
case 1:
gen_helper_neon_narrow_high_u16(tmp, cpu_V0);
break;
case 2:
tcg_gen_shri_i64(cpu_V0, cpu_V0, 32);
tcg_gen_trunc_i64_i32(tmp, cpu_V0);
break;
default: abort();
}
} else {
switch (size) {
case 0:
gen_helper_neon_narrow_round_high_u8(tmp, cpu_V0);
break;
case 1:
gen_helper_neon_narrow_round_high_u16(tmp, cpu_V0);
break;
case 2:
tcg_gen_addi_i64(cpu_V0, cpu_V0, 1u << 31);
tcg_gen_shri_i64(cpu_V0, cpu_V0, 32);
tcg_gen_trunc_i64_i32(tmp, cpu_V0);
break;
default: abort();
}
}
if (pass == 0) {
tmp3 = tmp;
} else {
neon_store_reg(rd, 0, tmp3);
neon_store_reg(rd, 1, tmp);
}
} else {
/* Write back the result. */
neon_store_reg64(cpu_V0, rd + pass);
}
}
} else {
/* Two registers and a scalar. NB that for ops of this form
* the ARM ARM labels bit 24 as Q, but it is in our variable
* 'u', not 'q'.
*/
if (size == 0) {
return 1;
}
switch (op) {
case 1: /* Float VMLA scalar */
case 5: /* Floating point VMLS scalar */
case 9: /* Floating point VMUL scalar */
if (size == 1) {
return 1;
}
/* fall through */
case 0: /* Integer VMLA scalar */
case 4: /* Integer VMLS scalar */
case 8: /* Integer VMUL scalar */
case 12: /* VQDMULH scalar */
case 13: /* VQRDMULH scalar */
if (u && ((rd | rn) & 1)) {
return 1;
}
tmp = neon_get_scalar(size, rm);
neon_store_scratch(0, tmp);
for (pass = 0; pass < (u ? 4 : 2); pass++) {
tmp = neon_load_scratch(0);
tmp2 = neon_load_reg(rn, pass);
if (op == 12) {
if (size == 1) {
gen_helper_neon_qdmulh_s16(tmp, tmp, tmp2);
} else {
gen_helper_neon_qdmulh_s32(tmp, tmp, tmp2);
}
} else if (op == 13) {
if (size == 1) {
gen_helper_neon_qrdmulh_s16(tmp, tmp, tmp2);
} else {
gen_helper_neon_qrdmulh_s32(tmp, tmp, tmp2);
}
} else if (op & 1) {
gen_helper_neon_mul_f32(tmp, tmp, tmp2);
} else {
switch (size) {
case 0: gen_helper_neon_mul_u8(tmp, tmp, tmp2); break;
case 1: gen_helper_neon_mul_u16(tmp, tmp, tmp2); break;
case 2: tcg_gen_mul_i32(tmp, tmp, tmp2); break;
default: abort();
}
}
tcg_temp_free_i32(tmp2);
if (op < 8) {
/* Accumulate. */
tmp2 = neon_load_reg(rd, pass);
switch (op) {
case 0:
gen_neon_add(size, tmp, tmp2);
break;
case 1:
gen_helper_neon_add_f32(tmp, tmp, tmp2);
break;
case 4:
gen_neon_rsb(size, tmp, tmp2);
break;
case 5:
gen_helper_neon_sub_f32(tmp, tmp2, tmp);
break;
default:
abort();
}
tcg_temp_free_i32(tmp2);
}
neon_store_reg(rd, pass, tmp);
}
break;
case 3: /* VQDMLAL scalar */
case 7: /* VQDMLSL scalar */
case 11: /* VQDMULL scalar */
if (u == 1) {
return 1;
}
/* fall through */
case 2: /* VMLAL sclar */
case 6: /* VMLSL scalar */
case 10: /* VMULL scalar */
if (rd & 1) {
return 1;
}
tmp2 = neon_get_scalar(size, rm);
/* We need a copy of tmp2 because gen_neon_mull
* deletes it during pass 0. */
tmp4 = tcg_temp_new_i32();
tcg_gen_mov_i32(tmp4, tmp2);
tmp3 = neon_load_reg(rn, 1);
for (pass = 0; pass < 2; pass++) {
if (pass == 0) {
tmp = neon_load_reg(rn, 0);
} else {
tmp = tmp3;
tmp2 = tmp4;
}
gen_neon_mull(cpu_V0, tmp, tmp2, size, u);
if (op != 11) {
neon_load_reg64(cpu_V1, rd + pass);
}
switch (op) {
case 6:
gen_neon_negl(cpu_V0, size);
/* Fall through */
case 2:
gen_neon_addl(size);
break;
case 3: case 7:
gen_neon_addl_saturate(cpu_V0, cpu_V0, size);
if (op == 7) {
gen_neon_negl(cpu_V0, size);
}
gen_neon_addl_saturate(cpu_V0, cpu_V1, size);
break;
case 10:
/* no-op */
break;
case 11:
gen_neon_addl_saturate(cpu_V0, cpu_V0, size);
break;
default:
abort();
}
neon_store_reg64(cpu_V0, rd + pass);
}
break;
default: /* 14 and 15 are RESERVED */
return 1;
}
}
} else { /* size == 3 */
if (!u) {
/* Extract. */
imm = (insn >> 8) & 0xf;
if (imm > 7 && !q)
return 1;
if (q && ((rd | rn | rm) & 1)) {
return 1;
}
if (imm == 0) {
neon_load_reg64(cpu_V0, rn);
if (q) {
neon_load_reg64(cpu_V1, rn + 1);
}
} else if (imm == 8) {
neon_load_reg64(cpu_V0, rn + 1);
if (q) {
neon_load_reg64(cpu_V1, rm);
}
} else if (q) {
tmp64 = tcg_temp_new_i64();
if (imm < 8) {
neon_load_reg64(cpu_V0, rn);
neon_load_reg64(tmp64, rn + 1);
} else {
neon_load_reg64(cpu_V0, rn + 1);
neon_load_reg64(tmp64, rm);
}
tcg_gen_shri_i64(cpu_V0, cpu_V0, (imm & 7) * 8);
tcg_gen_shli_i64(cpu_V1, tmp64, 64 - ((imm & 7) * 8));
tcg_gen_or_i64(cpu_V0, cpu_V0, cpu_V1);
if (imm < 8) {
neon_load_reg64(cpu_V1, rm);
} else {
neon_load_reg64(cpu_V1, rm + 1);
imm -= 8;
}
tcg_gen_shli_i64(cpu_V1, cpu_V1, 64 - (imm * 8));
tcg_gen_shri_i64(tmp64, tmp64, imm * 8);
tcg_gen_or_i64(cpu_V1, cpu_V1, tmp64);
tcg_temp_free_i64(tmp64);
} else {
/* BUGFIX */
neon_load_reg64(cpu_V0, rn);
tcg_gen_shri_i64(cpu_V0, cpu_V0, imm * 8);
neon_load_reg64(cpu_V1, rm);
tcg_gen_shli_i64(cpu_V1, cpu_V1, 64 - (imm * 8));
tcg_gen_or_i64(cpu_V0, cpu_V0, cpu_V1);
}
neon_store_reg64(cpu_V0, rd);
if (q) {
neon_store_reg64(cpu_V1, rd + 1);
}
} else if ((insn & (1 << 11)) == 0) {
/* Two register misc. */
op = ((insn >> 12) & 0x30) | ((insn >> 7) & 0xf);
size = (insn >> 18) & 3;
/* UNDEF for unknown op values and bad op-size combinations */
if ((neon_2rm_sizes[op] & (1 << size)) == 0) {
return 1;
}
switch (op) {
case NEON_2RM_VREV64:
for (pass = 0; pass < (q ? 2 : 1); pass++) {
tmp = neon_load_reg(rm, pass * 2);
tmp2 = neon_load_reg(rm, pass * 2 + 1);
switch (size) {
case 0: tcg_gen_bswap32_i32(tmp, tmp); break;
case 1: gen_swap_half(tmp); break;
case 2: /* no-op */ break;
default: abort();
}
neon_store_reg(rd, pass * 2 + 1, tmp);
if (size == 2) {
neon_store_reg(rd, pass * 2, tmp2);
} else {
switch (size) {
case 0: tcg_gen_bswap32_i32(tmp2, tmp2); break;
case 1: gen_swap_half(tmp2); break;
default: abort();
}
neon_store_reg(rd, pass * 2, tmp2);
}
}
break;
case NEON_2RM_VPADDL: case NEON_2RM_VPADDL_U:
case NEON_2RM_VPADAL: case NEON_2RM_VPADAL_U:
for (pass = 0; pass < q + 1; pass++) {
tmp = neon_load_reg(rm, pass * 2);
gen_neon_widen(cpu_V0, tmp, size, op & 1);
tmp = neon_load_reg(rm, pass * 2 + 1);
gen_neon_widen(cpu_V1, tmp, size, op & 1);
switch (size) {
case 0: gen_helper_neon_paddl_u16(CPU_V001); break;
case 1: gen_helper_neon_paddl_u32(CPU_V001); break;
case 2: tcg_gen_add_i64(CPU_V001); break;
default: abort();
}
if (op >= NEON_2RM_VPADAL) {
/* Accumulate. */
neon_load_reg64(cpu_V1, rd + pass);
gen_neon_addl(size);
}
neon_store_reg64(cpu_V0, rd + pass);
}
break;
case NEON_2RM_VTRN:
if (size == 2) {
int n;
for (n = 0; n < (q ? 4 : 2); n += 2) {
tmp = neon_load_reg(rm, n);
tmp2 = neon_load_reg(rd, n + 1);
neon_store_reg(rm, n, tmp2);
neon_store_reg(rd, n + 1, tmp);
}
} else {
goto elementwise;
}
break;
case NEON_2RM_VUZP:
if (gen_neon_unzip(rd, rm, size, q)) {
return 1;
}
break;
case NEON_2RM_VZIP:
if (gen_neon_zip(rd, rm, size, q)) {
return 1;
}
break;
case NEON_2RM_VMOVN: case NEON_2RM_VQMOVN:
/* also VQMOVUN; op field and mnemonics don't line up */
TCGV_UNUSED(tmp2);
for (pass = 0; pass < 2; pass++) {
neon_load_reg64(cpu_V0, rm + pass);
tmp = tcg_temp_new_i32();
gen_neon_narrow_op(op == NEON_2RM_VMOVN, q, size,
tmp, cpu_V0);
if (pass == 0) {
tmp2 = tmp;
} else {
neon_store_reg(rd, 0, tmp2);
neon_store_reg(rd, 1, tmp);
}
}
break;
case NEON_2RM_VSHLL:
if (q) {
return 1;
}
tmp = neon_load_reg(rm, 0);
tmp2 = neon_load_reg(rm, 1);
for (pass = 0; pass < 2; pass++) {
if (pass == 1)
tmp = tmp2;
gen_neon_widen(cpu_V0, tmp, size, 1);
tcg_gen_shli_i64(cpu_V0, cpu_V0, 8 << size);
neon_store_reg64(cpu_V0, rd + pass);
}
break;
case NEON_2RM_VCVT_F16_F32:
if (!arm_feature(env, ARM_FEATURE_VFP_FP16))
return 1;
tmp = tcg_temp_new_i32();
tmp2 = tcg_temp_new_i32();
tcg_gen_ld_f32(cpu_F0s, cpu_env, neon_reg_offset(rm, 0));
gen_helper_neon_fcvt_f32_to_f16(tmp, cpu_F0s, cpu_env);
tcg_gen_ld_f32(cpu_F0s, cpu_env, neon_reg_offset(rm, 1));
gen_helper_neon_fcvt_f32_to_f16(tmp2, cpu_F0s, cpu_env);
tcg_gen_shli_i32(tmp2, tmp2, 16);
tcg_gen_or_i32(tmp2, tmp2, tmp);
tcg_gen_ld_f32(cpu_F0s, cpu_env, neon_reg_offset(rm, 2));
gen_helper_neon_fcvt_f32_to_f16(tmp, cpu_F0s, cpu_env);
tcg_gen_ld_f32(cpu_F0s, cpu_env, neon_reg_offset(rm, 3));
neon_store_reg(rd, 0, tmp2);
tmp2 = tcg_temp_new_i32();
gen_helper_neon_fcvt_f32_to_f16(tmp2, cpu_F0s, cpu_env);
tcg_gen_shli_i32(tmp2, tmp2, 16);
tcg_gen_or_i32(tmp2, tmp2, tmp);
neon_store_reg(rd, 1, tmp2);
tcg_temp_free_i32(tmp);
break;
case NEON_2RM_VCVT_F32_F16:
if (!arm_feature(env, ARM_FEATURE_VFP_FP16))
return 1;
tmp3 = tcg_temp_new_i32();
tmp = neon_load_reg(rm, 0);
tmp2 = neon_load_reg(rm, 1);
tcg_gen_ext16u_i32(tmp3, tmp);
gen_helper_neon_fcvt_f16_to_f32(cpu_F0s, tmp3, cpu_env);
tcg_gen_st_f32(cpu_F0s, cpu_env, neon_reg_offset(rd, 0));
tcg_gen_shri_i32(tmp3, tmp, 16);
gen_helper_neon_fcvt_f16_to_f32(cpu_F0s, tmp3, cpu_env);
tcg_gen_st_f32(cpu_F0s, cpu_env, neon_reg_offset(rd, 1));
tcg_temp_free_i32(tmp);
tcg_gen_ext16u_i32(tmp3, tmp2);
gen_helper_neon_fcvt_f16_to_f32(cpu_F0s, tmp3, cpu_env);
tcg_gen_st_f32(cpu_F0s, cpu_env, neon_reg_offset(rd, 2));
tcg_gen_shri_i32(tmp3, tmp2, 16);
gen_helper_neon_fcvt_f16_to_f32(cpu_F0s, tmp3, cpu_env);
tcg_gen_st_f32(cpu_F0s, cpu_env, neon_reg_offset(rd, 3));
tcg_temp_free_i32(tmp2);
tcg_temp_free_i32(tmp3);
break;
default:
elementwise:
for (pass = 0; pass < (q ? 4 : 2); pass++) {
if (neon_2rm_is_float_op(op)) {
tcg_gen_ld_f32(cpu_F0s, cpu_env,
neon_reg_offset(rm, pass));
TCGV_UNUSED(tmp);
} else {
tmp = neon_load_reg(rm, pass);
}
switch (op) {
case NEON_2RM_VREV32:
switch (size) {
case 0: tcg_gen_bswap32_i32(tmp, tmp); break;
case 1: gen_swap_half(tmp); break;
default: abort();
}
break;
case NEON_2RM_VREV16:
gen_rev16(tmp);
break;
case NEON_2RM_VCLS:
switch (size) {
case 0: gen_helper_neon_cls_s8(tmp, tmp); break;
case 1: gen_helper_neon_cls_s16(tmp, tmp); break;
case 2: gen_helper_neon_cls_s32(tmp, tmp); break;
default: abort();
}
break;
case NEON_2RM_VCLZ:
switch (size) {
case 0: gen_helper_neon_clz_u8(tmp, tmp); break;
case 1: gen_helper_neon_clz_u16(tmp, tmp); break;
case 2: gen_helper_clz(tmp, tmp); break;
default: abort();
}
break;
case NEON_2RM_VCNT:
gen_helper_neon_cnt_u8(tmp, tmp);
break;
case NEON_2RM_VMVN:
tcg_gen_not_i32(tmp, tmp);
break;
case NEON_2RM_VQABS:
switch (size) {
case 0: gen_helper_neon_qabs_s8(tmp, tmp); break;
case 1: gen_helper_neon_qabs_s16(tmp, tmp); break;
case 2: gen_helper_neon_qabs_s32(tmp, tmp); break;
default: abort();
}
break;
case NEON_2RM_VQNEG:
switch (size) {
case 0: gen_helper_neon_qneg_s8(tmp, tmp); break;
case 1: gen_helper_neon_qneg_s16(tmp, tmp); break;
case 2: gen_helper_neon_qneg_s32(tmp, tmp); break;
default: abort();
}
break;
case NEON_2RM_VCGT0: case NEON_2RM_VCLE0:
tmp2 = tcg_const_i32(0);
switch(size) {
case 0: gen_helper_neon_cgt_s8(tmp, tmp, tmp2); break;
case 1: gen_helper_neon_cgt_s16(tmp, tmp, tmp2); break;
case 2: gen_helper_neon_cgt_s32(tmp, tmp, tmp2); break;
default: abort();
}
tcg_temp_free(tmp2);
if (op == NEON_2RM_VCLE0) {
tcg_gen_not_i32(tmp, tmp);
}
break;
case NEON_2RM_VCGE0: case NEON_2RM_VCLT0:
tmp2 = tcg_const_i32(0);
switch(size) {
case 0: gen_helper_neon_cge_s8(tmp, tmp, tmp2); break;
case 1: gen_helper_neon_cge_s16(tmp, tmp, tmp2); break;
case 2: gen_helper_neon_cge_s32(tmp, tmp, tmp2); break;
default: abort();
}
tcg_temp_free(tmp2);
if (op == NEON_2RM_VCLT0) {
tcg_gen_not_i32(tmp, tmp);
}
break;
case NEON_2RM_VCEQ0:
tmp2 = tcg_const_i32(0);
switch(size) {
case 0: gen_helper_neon_ceq_u8(tmp, tmp, tmp2); break;
case 1: gen_helper_neon_ceq_u16(tmp, tmp, tmp2); break;
case 2: gen_helper_neon_ceq_u32(tmp, tmp, tmp2); break;
default: abort();
}
tcg_temp_free(tmp2);
break;
case NEON_2RM_VABS:
switch(size) {
case 0: gen_helper_neon_abs_s8(tmp, tmp); break;
case 1: gen_helper_neon_abs_s16(tmp, tmp); break;
case 2: tcg_gen_abs_i32(tmp, tmp); break;
default: abort();
}
break;
case NEON_2RM_VNEG:
tmp2 = tcg_const_i32(0);
gen_neon_rsb(size, tmp, tmp2);
tcg_temp_free(tmp2);
break;
case NEON_2RM_VCGT0_F:
tmp2 = tcg_const_i32(0);
gen_helper_neon_cgt_f32(tmp, tmp, tmp2);
tcg_temp_free(tmp2);
break;
case NEON_2RM_VCGE0_F:
tmp2 = tcg_const_i32(0);
gen_helper_neon_cge_f32(tmp, tmp, tmp2);
tcg_temp_free(tmp2);
break;
case NEON_2RM_VCEQ0_F:
tmp2 = tcg_const_i32(0);
gen_helper_neon_ceq_f32(tmp, tmp, tmp2);
tcg_temp_free(tmp2);
break;
case NEON_2RM_VCLE0_F:
tmp2 = tcg_const_i32(0);
gen_helper_neon_cge_f32(tmp, tmp2, tmp);
tcg_temp_free(tmp2);
break;
case NEON_2RM_VCLT0_F:
tmp2 = tcg_const_i32(0);
gen_helper_neon_cgt_f32(tmp, tmp2, tmp);
tcg_temp_free(tmp2);
break;
case NEON_2RM_VABS_F:
gen_vfp_abs(0);
break;
case NEON_2RM_VNEG_F:
gen_vfp_neg(0);
break;
case NEON_2RM_VSWP:
tmp2 = neon_load_reg(rd, pass);
neon_store_reg(rm, pass, tmp2);
break;
case NEON_2RM_VTRN:
tmp2 = neon_load_reg(rd, pass);
switch (size) {
case 0: gen_neon_trn_u8(tmp, tmp2); break;
case 1: gen_neon_trn_u16(tmp, tmp2); break;
default: abort();
}
neon_store_reg(rm, pass, tmp2);
break;
case NEON_2RM_VRECPE:
gen_helper_recpe_u32(tmp, tmp, cpu_env);
break;
case NEON_2RM_VRSQRTE:
gen_helper_rsqrte_u32(tmp, tmp, cpu_env);
break;
case NEON_2RM_VRECPE_F:
gen_helper_recpe_f32(cpu_F0s, cpu_F0s, cpu_env);
break;
case NEON_2RM_VRSQRTE_F:
gen_helper_rsqrte_f32(cpu_F0s, cpu_F0s, cpu_env);
break;
case NEON_2RM_VCVT_FS: /* VCVT.F32.S32 */
gen_vfp_sito(0);
break;
case NEON_2RM_VCVT_FU: /* VCVT.F32.U32 */
gen_vfp_uito(0);
break;
case NEON_2RM_VCVT_SF: /* VCVT.S32.F32 */
gen_vfp_tosiz(0);
break;
case NEON_2RM_VCVT_UF: /* VCVT.U32.F32 */
gen_vfp_touiz(0);
break;
default:
/* Reserved op values were caught by the
* neon_2rm_sizes[] check earlier.
*/
abort();
}
if (neon_2rm_is_float_op(op)) {
tcg_gen_st_f32(cpu_F0s, cpu_env,
neon_reg_offset(rd, pass));
} else {
neon_store_reg(rd, pass, tmp);
}
}
break;
}
} else if ((insn & (1 << 10)) == 0) {
/* VTBL, VTBX. */
int n = ((insn >> 5) & 0x18) + 8;
if (insn & (1 << 6)) {
tmp = neon_load_reg(rd, 0);
} else {
tmp = tcg_temp_new_i32();
tcg_gen_movi_i32(tmp, 0);
}
tmp2 = neon_load_reg(rm, 0);
tmp4 = tcg_const_i32(rn);
tmp5 = tcg_const_i32(n);
gen_helper_neon_tbl(tmp2, tmp2, tmp, tmp4, tmp5);
tcg_temp_free_i32(tmp);
if (insn & (1 << 6)) {
tmp = neon_load_reg(rd, 1);
} else {
tmp = tcg_temp_new_i32();
tcg_gen_movi_i32(tmp, 0);
}
tmp3 = neon_load_reg(rm, 1);
gen_helper_neon_tbl(tmp3, tmp3, tmp, tmp4, tmp5);
tcg_temp_free_i32(tmp5);
tcg_temp_free_i32(tmp4);
neon_store_reg(rd, 0, tmp2);
neon_store_reg(rd, 1, tmp3);
tcg_temp_free_i32(tmp);
} else if ((insn & 0x380) == 0) {
/* VDUP */
if (insn & (1 << 19)) {
tmp = neon_load_reg(rm, 1);
} else {
tmp = neon_load_reg(rm, 0);
}
if (insn & (1 << 16)) {
gen_neon_dup_u8(tmp, ((insn >> 17) & 3) * 8);
} else if (insn & (1 << 17)) {
if ((insn >> 18) & 1)
gen_neon_dup_high16(tmp);
else
gen_neon_dup_low16(tmp);
}
for (pass = 0; pass < (q ? 4 : 2); pass++) {
tmp2 = tcg_temp_new_i32();
tcg_gen_mov_i32(tmp2, tmp);
neon_store_reg(rd, pass, tmp2);
}
tcg_temp_free_i32(tmp);
} else {
return 1;
}
}
}
return 0;
}
| false | qemu | fc2a9b37849d25d21d161c1319581420499ab4b2 |
3,307 | static void rtas_nvram_store(PowerPCCPU *cpu, sPAPREnvironment *spapr,
uint32_t token, uint32_t nargs,
target_ulong args,
uint32_t nret, target_ulong rets)
{
sPAPRNVRAM *nvram = spapr->nvram;
hwaddr offset, buffer, len;
int alen;
void *membuf;
if ((nargs != 3) || (nret != 2)) {
rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR);
return;
}
if (!nvram) {
rtas_st(rets, 0, RTAS_OUT_HW_ERROR);
return;
}
offset = rtas_ld(args, 0);
buffer = rtas_ld(args, 1);
len = rtas_ld(args, 2);
if (((offset + len) < offset)
|| ((offset + len) > nvram->size)) {
rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR);
return;
}
membuf = cpu_physical_memory_map(buffer, &len, 0);
if (nvram->drive) {
alen = bdrv_pwrite(nvram->drive, offset, membuf, len);
} else {
assert(nvram->buf);
memcpy(nvram->buf + offset, membuf, len);
alen = len;
}
cpu_physical_memory_unmap(membuf, len, 0, len);
rtas_st(rets, 0, (alen < len) ? RTAS_OUT_HW_ERROR : RTAS_OUT_SUCCESS);
rtas_st(rets, 1, (alen < 0) ? 0 : alen);
}
| false | qemu | 4be746345f13e99e468c60acbd3a355e8183e3ce |
3,308 | int coroutine_fn qed_find_cluster(BDRVQEDState *s, QEDRequest *request,
uint64_t pos, size_t *len,
uint64_t *img_offset)
{
uint64_t l2_offset;
uint64_t offset = 0;
unsigned int index;
unsigned int n;
int ret;
/* Limit length to L2 boundary. Requests are broken up at the L2 boundary
* so that a request acts on one L2 table at a time.
*/
*len = MIN(*len, (((pos >> s->l1_shift) + 1) << s->l1_shift) - pos);
l2_offset = s->l1_table->offsets[qed_l1_index(s, pos)];
if (qed_offset_is_unalloc_cluster(l2_offset)) {
*img_offset = 0;
return QED_CLUSTER_L1;
}
if (!qed_check_table_offset(s, l2_offset)) {
*img_offset = *len = 0;
return -EINVAL;
}
ret = qed_read_l2_table(s, request, l2_offset);
qed_acquire(s);
if (ret) {
goto out;
}
index = qed_l2_index(s, pos);
n = qed_bytes_to_clusters(s, qed_offset_into_cluster(s, pos) + *len);
n = qed_count_contiguous_clusters(s, request->l2_table->table,
index, n, &offset);
if (qed_offset_is_unalloc_cluster(offset)) {
ret = QED_CLUSTER_L2;
} else if (qed_offset_is_zero_cluster(offset)) {
ret = QED_CLUSTER_ZERO;
} else if (qed_check_cluster_offset(s, offset)) {
ret = QED_CLUSTER_FOUND;
} else {
ret = -EINVAL;
}
*len = MIN(*len,
n * s->header.cluster_size - qed_offset_into_cluster(s, pos));
out:
*img_offset = offset;
qed_release(s);
return ret;
}
| false | qemu | 1f01e50b8330c24714ddca5841fdbb703076b121 |
3,310 | static int send_solid_rect(VncState *vs)
{
size_t bytes;
vnc_write_u8(vs, VNC_TIGHT_FILL << 4); /* no flushing, no filter */
if (vs->tight_pixel24) {
tight_pack24(vs, vs->tight.buffer, 1, &vs->tight.offset);
bytes = 3;
} else {
bytes = vs->clientds.pf.bytes_per_pixel;
}
vnc_write(vs, vs->tight.buffer, bytes);
return 1;
}
| false | qemu | 245f7b51c0ea04fb2224b1127430a096c91aee70 |
3,311 | int DMA_read_memory (int nchan, void *buf, int pos, int len)
{
struct dma_regs *r = &dma_controllers[nchan > 3].regs[nchan & 3];
target_phys_addr_t addr = ((r->pageh & 0x7f) << 24) | (r->page << 16) | r->now[ADDR];
if (r->mode & 0x20) {
int i;
uint8_t *p = buf;
cpu_physical_memory_read (addr - pos - len, buf, len);
/* What about 16bit transfers? */
for (i = 0; i < len >> 1; i++) {
uint8_t b = p[len - i - 1];
p[i] = b;
}
}
else
cpu_physical_memory_read (addr + pos, buf, len);
return len;
}
| false | qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c |
3,313 | static ssize_t nc_sendv_compat(NetClientState *nc, const struct iovec *iov,
int iovcnt)
{
uint8_t buffer[4096];
size_t offset;
offset = iov_to_buf(iov, iovcnt, 0, buffer, sizeof(buffer));
return nc->info->receive(nc, buffer, offset);
}
| false | qemu | d32fcad366e5f45d33dab2ee4de0e5729439680b |
3,314 | static uint32_t gic_dist_readl(void *opaque, target_phys_addr_t offset)
{
uint32_t val;
val = gic_dist_readw(opaque, offset);
val |= gic_dist_readw(opaque, offset + 2) << 16;
return val;
}
| false | qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c |
3,315 | static int ftp_flush_control_input(FTPContext *s)
{
char buf[CONTROL_BUFFER_SIZE];
int err, ori_block_flag = s->conn_control_block_flag;
s->conn_control_block_flag = 1;
do {
err = ftp_get_line(s, buf, sizeof(buf));
} while (!err);
s->conn_control_block_flag = ori_block_flag;
if (err < 0 && err != AVERROR_EXIT)
return err;
return 0;
}
| false | FFmpeg | 247e658784ead984f96021acb9c95052ba599f26 |
3,316 | static void virtio_rng_device_realize(DeviceState *dev, Error **errp)
{
VirtIODevice *vdev = VIRTIO_DEVICE(dev);
VirtIORNG *vrng = VIRTIO_RNG(dev);
Error *local_err = NULL;
if (!vrng->conf.period_ms > 0) {
error_setg(errp, "'period' parameter expects a positive integer");
return;
}
/* Workaround: Property parsing does not enforce unsigned integers,
* So this is a hack to reject such numbers. */
if (vrng->conf.max_bytes > INT64_MAX) {
error_setg(errp, "'max-bytes' parameter must be non-negative, "
"and less than 2^63");
return;
}
if (vrng->conf.rng == NULL) {
vrng->conf.default_backend = RNG_RANDOM(object_new(TYPE_RNG_RANDOM));
user_creatable_complete(OBJECT(vrng->conf.default_backend),
&local_err);
if (local_err) {
error_propagate(errp, local_err);
object_unref(OBJECT(vrng->conf.default_backend));
return;
}
object_property_add_child(OBJECT(dev),
"default-backend",
OBJECT(vrng->conf.default_backend),
NULL);
/* The child property took a reference, we can safely drop ours now */
object_unref(OBJECT(vrng->conf.default_backend));
object_property_set_link(OBJECT(dev),
OBJECT(vrng->conf.default_backend),
"rng", NULL);
}
vrng->rng = vrng->conf.rng;
if (vrng->rng == NULL) {
error_setg(errp, "'rng' parameter expects a valid object");
return;
}
virtio_init(vdev, "virtio-rng", VIRTIO_ID_RNG, 0);
vrng->vq = virtio_add_queue(vdev, 8, handle_input);
vrng->quota_remaining = vrng->conf.max_bytes;
vrng->rate_limit_timer = timer_new_ms(QEMU_CLOCK_VIRTUAL,
check_rate_limit, vrng);
timer_mod(vrng->rate_limit_timer,
qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + vrng->conf.period_ms);
register_savevm(dev, "virtio-rng", -1, 1, virtio_rng_save,
virtio_rng_load, vrng);
}
| false | qemu | a3a292c420d2fec3c07a7ca56fbb064cd57a298a |
3,317 | void arm_sysctl_init(uint32_t base, uint32_t sys_id)
{
DeviceState *dev;
dev = qdev_create(NULL, "realview_sysctl");
qdev_prop_set_uint32(dev, "sys_id", sys_id);
qdev_init_nofail(dev);
sysbus_mmio_map(sysbus_from_qdev(dev), 0, base);
}
| false | qemu | 26e92f65525ef4446a500d85e185cf78835922aa |
3,318 | fdctrl_t *sun4m_fdctrl_init (qemu_irq irq, target_phys_addr_t io_base,
BlockDriverState **fds)
{
fdctrl_t *fdctrl;
fdctrl = fdctrl_init(irq, 0, 1, io_base, fds);
fdctrl->sun4m = 1;
return fdctrl;
}
| false | qemu | 7c560456707bfe53eb1728fcde759be7d9418b62 |
3,319 | void cpu_loop(CPUUniCore32State *env)
{
CPUState *cs = CPU(uc32_env_get_cpu(env));
int trapnr;
unsigned int n, insn;
target_siginfo_t info;
for (;;) {
cpu_exec_start(cs);
trapnr = uc32_cpu_exec(cs);
cpu_exec_end(cs);
switch (trapnr) {
case UC32_EXCP_PRIV:
{
/* system call */
get_user_u32(insn, env->regs[31] - 4);
n = insn & 0xffffff;
if (n >= UC32_SYSCALL_BASE) {
/* linux syscall */
n -= UC32_SYSCALL_BASE;
if (n == UC32_SYSCALL_NR_set_tls) {
cpu_set_tls(env, env->regs[0]);
env->regs[0] = 0;
} else {
env->regs[0] = do_syscall(env,
n,
env->regs[0],
env->regs[1],
env->regs[2],
env->regs[3],
env->regs[4],
env->regs[5],
0, 0);
}
} else {
goto error;
}
}
break;
case UC32_EXCP_DTRAP:
case UC32_EXCP_ITRAP:
info.si_signo = TARGET_SIGSEGV;
info.si_errno = 0;
/* XXX: check env->error_code */
info.si_code = TARGET_SEGV_MAPERR;
info._sifields._sigfault._addr = env->cp0.c4_faultaddr;
queue_signal(env, info.si_signo, &info);
break;
case EXCP_INTERRUPT:
/* just indicate that signals should be handled asap */
break;
case EXCP_DEBUG:
{
int sig;
sig = gdb_handlesig(cs, TARGET_SIGTRAP);
if (sig) {
info.si_signo = sig;
info.si_errno = 0;
info.si_code = TARGET_TRAP_BRKPT;
queue_signal(env, info.si_signo, &info);
}
}
break;
default:
goto error;
}
process_pending_signals(env);
}
error:
fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr);
cpu_dump_state(cs, stderr, fprintf, 0);
abort();
}
| false | qemu | 120a9848c2f667bf8f1a06772dc9cde064d92a7d |
3,321 | static int tm2_read_stream(TM2Context *ctx, const uint8_t *buf, int stream_id, int buf_size)
{
int i;
int cur = 0;
int skip = 0;
int len, toks;
TM2Codes codes;
/* get stream length in dwords */
len = AV_RB32(buf); buf += 4; cur += 4;
skip = len * 4 + 4;
if(len == 0)
return 4;
if (len >= INT_MAX/4-1 || len < 0 || len > buf_size) {
av_log(ctx->avctx, AV_LOG_ERROR, "Error, invalid stream size.\n");
}
toks = AV_RB32(buf); buf += 4; cur += 4;
if(toks & 1) {
len = AV_RB32(buf); buf += 4; cur += 4;
if(len == TM2_ESCAPE) {
len = AV_RB32(buf); buf += 4; cur += 4;
}
if(len > 0) {
init_get_bits(&ctx->gb, buf, (skip - cur) * 8);
if(tm2_read_deltas(ctx, stream_id) == -1)
buf += ((get_bits_count(&ctx->gb) + 31) >> 5) << 2;
cur += ((get_bits_count(&ctx->gb) + 31) >> 5) << 2;
}
}
/* skip unused fields */
if(AV_RB32(buf) == TM2_ESCAPE) {
buf += 4; cur += 4; /* some unknown length - could be escaped too */
}
buf += 4; cur += 4;
buf += 4; cur += 4; /* unused by decoder */
init_get_bits(&ctx->gb, buf, (skip - cur) * 8);
if(tm2_build_huff_table(ctx, &codes) == -1)
buf += ((get_bits_count(&ctx->gb) + 31) >> 5) << 2;
cur += ((get_bits_count(&ctx->gb) + 31) >> 5) << 2;
toks >>= 1;
/* check if we have sane number of tokens */
if((toks < 0) || (toks > 0xFFFFFF)){
av_log(ctx->avctx, AV_LOG_ERROR, "Incorrect number of tokens: %i\n", toks);
tm2_free_codes(&codes);
}
ctx->tokens[stream_id] = av_realloc(ctx->tokens[stream_id], toks * sizeof(int));
ctx->tok_lens[stream_id] = toks;
len = AV_RB32(buf); buf += 4; cur += 4;
if(len > 0) {
init_get_bits(&ctx->gb, buf, (skip - cur) * 8);
for(i = 0; i < toks; i++) {
if (get_bits_left(&ctx->gb) <= 0) {
av_log(ctx->avctx, AV_LOG_ERROR, "Incorrect number of tokens: %i\n", toks);
}
ctx->tokens[stream_id][i] = tm2_get_token(&ctx->gb, &codes);
}
} else {
for(i = 0; i < toks; i++)
ctx->tokens[stream_id][i] = codes.recode[0];
}
tm2_free_codes(&codes);
return skip;
} | true | FFmpeg | 65f0f9183b99881af58e90e3ae2ad8b0181d52f1 |
3,323 | int64_t av_gcd(int64_t a, int64_t b)
{
if (b)
return av_gcd(b, a % b);
else
return a;
}
| true | FFmpeg | 971d12b7f9d7be3ca8eb98e6c04ed521f83cbd3c |
3,324 | static inline int ape_decode_value_3900(APEContext *ctx, APERice *rice)
{
unsigned int x, overflow;
int tmpk;
overflow = range_get_symbol(ctx, counts_3970, counts_diff_3970);
if (overflow == (MODEL_ELEMENTS - 1)) {
tmpk = range_decode_bits(ctx, 5);
overflow = 0;
} else
tmpk = (rice->k < 1) ? 0 : rice->k - 1;
if (tmpk <= 16 || ctx->fileversion < 3910) {
if (tmpk > 23) {
av_log(ctx->avctx, AV_LOG_ERROR, "Too many bits: %d\n", tmpk);
return AVERROR_INVALIDDATA;
}
x = range_decode_bits(ctx, tmpk);
} else if (tmpk <= 32) {
x = range_decode_bits(ctx, 16);
x |= (range_decode_bits(ctx, tmpk - 16) << 16);
} else {
av_log(ctx->avctx, AV_LOG_ERROR, "Too many bits: %d\n", tmpk);
return AVERROR_INVALIDDATA;
}
x += overflow << tmpk;
update_rice(rice, x);
/* Convert to signed */
if (x & 1)
return (x >> 1) + 1;
else
return -(x >> 1);
}
| true | FFmpeg | ebfe154bd52204a4da19d26d8d5ae0f8003558ac |
3,325 | int avcodec_decode_video(AVCodecContext *avctx, AVPicture *picture,
int *got_picture_ptr,
UINT8 *buf, int buf_size)
{
int ret;
ret = avctx->codec->decode(avctx, picture, got_picture_ptr,
buf, buf_size);
avctx->frame_number++;
return ret;
}
| true | FFmpeg | 1cb0edb40b8e94e1a50ad40c40d43e34ed8435fe |
3,326 | static void nbd_teardown_connection(NbdClientSession *client)
{
struct nbd_request request = {
.type = NBD_CMD_DISC,
.from = 0,
.len = 0
};
nbd_send_request(client->sock, &request);
/* finish any pending coroutines */
shutdown(client->sock, 2);
nbd_recv_coroutines_enter_all(client);
qemu_aio_set_fd_handler(client->sock, NULL, NULL, NULL);
closesocket(client->sock);
client->sock = -1;
}
| true | qemu | 4a41a2d68a684241aca96dba066e0699941b730d |
3,329 | static void do_bit_allocation(AC3DecodeContext *ctx, int flags)
{
ac3_audio_block *ab = &ctx->audio_block;
int i, snroffst = 0;
if (!flags) /* bit allocation is not required */
return;
if (ab->flags & AC3_AB_SNROFFSTE) { /* check whether snroffsts are zero */
snroffst += ab->csnroffst;
if (ab->flags & AC3_AB_CPLINU)
snroffst += ab->cplfsnroffst;
for (i = 0; i < ctx->bsi.nfchans; i++)
snroffst += ab->fsnroffst[i];
if (ctx->bsi.flags & AC3_BSI_LFEON)
snroffst += ab->lfefsnroffst;
if (!snroffst) {
memset(ab->cplbap, 0, sizeof (ab->cplbap));
for (i = 0; i < ctx->bsi.nfchans; i++)
memset(ab->bap[i], 0, sizeof (ab->bap[i]));
memset(ab->lfebap, 0, sizeof (ab->lfebap));
return;
}
}
/* perform bit allocation */
if ((ab->flags & AC3_AB_CPLINU) && (flags & 64))
do_bit_allocation1(ctx, 5);
for (i = 0; i < ctx->bsi.nfchans; i++)
if (flags & (1 << i))
do_bit_allocation1(ctx, i);
if ((ctx->bsi.flags & AC3_BSI_LFEON) && (flags & 32))
do_bit_allocation1(ctx, 6);
}
| false | FFmpeg | 486637af8ef29ec215e0e0b7ecd3b5470f0e04e5 |
3,331 | static int adx_decode_header(AVCodecContext *avctx, const uint8_t *buf,
int bufsize)
{
int offset;
if (buf[0] != 0x80)
return 0;
offset = (AV_RB32(buf) ^ 0x80000000) + 4;
if (bufsize < offset || memcmp(buf + offset - 6, "(c)CRI", 6))
return 0;
avctx->channels = buf[7];
avctx->sample_rate = AV_RB32(buf + 8);
avctx->bit_rate = avctx->sample_rate * avctx->channels * 18 * 8 / 32;
return offset;
}
| false | FFmpeg | e2d1eace00a80c4b53998397d38ea4e08c5d47f0 |
3,332 | static void scsi_write_complete(void * opaque, int ret)
{
SCSIDiskReq *r = (SCSIDiskReq *)opaque;
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, r->req.dev);
uint32_t n;
if (r->req.aiocb != NULL) {
r->req.aiocb = NULL;
block_acct_done(bdrv_get_stats(s->qdev.conf.bs), &r->acct);
}
if (r->req.io_canceled) {
goto done;
}
if (ret < 0) {
if (scsi_handle_rw_error(r, -ret)) {
goto done;
}
}
n = r->qiov.size / 512;
r->sector += n;
r->sector_count -= n;
if (r->sector_count == 0) {
scsi_write_do_fua(r);
return;
} else {
scsi_init_iovec(r, SCSI_DMA_BUF_SIZE);
DPRINTF("Write complete tag=0x%x more=%zd\n", r->req.tag, r->qiov.size);
scsi_req_data(&r->req, r->qiov.size);
}
done:
if (!r->req.io_canceled) {
scsi_req_unref(&r->req);
}
}
| false | qemu | 3df9caf88f5c0859ae380101fea47609ba1dbfbd |
3,334 | static void mark_request_serialising(BdrvTrackedRequest *req, uint64_t align)
{
int64_t overlap_offset = req->offset & ~(align - 1);
unsigned int overlap_bytes = ROUND_UP(req->offset + req->bytes, align)
- overlap_offset;
if (!req->serialising) {
req->bs->serialising_in_flight++;
req->serialising = true;
}
req->overlap_offset = MIN(req->overlap_offset, overlap_offset);
req->overlap_bytes = MAX(req->overlap_bytes, overlap_bytes);
}
| false | qemu | 61007b316cd71ee7333ff7a0a749a8949527575f |
3,335 | STATIC void DEF(avg, pixels8_xy2)(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h)
{
MOVQ_ZERO(mm7);
SET_RND(mm6); // =2 for rnd and =1 for no_rnd version
__asm__ volatile(
"movq (%1), %%mm0 \n\t"
"movq 1(%1), %%mm4 \n\t"
"movq %%mm0, %%mm1 \n\t"
"movq %%mm4, %%mm5 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"punpckhbw %%mm7, %%mm1 \n\t"
"punpckhbw %%mm7, %%mm5 \n\t"
"paddusw %%mm0, %%mm4 \n\t"
"paddusw %%mm1, %%mm5 \n\t"
"xor %%"REG_a", %%"REG_a" \n\t"
"add %3, %1 \n\t"
".p2align 3 \n\t"
"1: \n\t"
"movq (%1, %%"REG_a"), %%mm0 \n\t"
"movq 1(%1, %%"REG_a"), %%mm2 \n\t"
"movq %%mm0, %%mm1 \n\t"
"movq %%mm2, %%mm3 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpckhbw %%mm7, %%mm1 \n\t"
"punpckhbw %%mm7, %%mm3 \n\t"
"paddusw %%mm2, %%mm0 \n\t"
"paddusw %%mm3, %%mm1 \n\t"
"paddusw %%mm6, %%mm4 \n\t"
"paddusw %%mm6, %%mm5 \n\t"
"paddusw %%mm0, %%mm4 \n\t"
"paddusw %%mm1, %%mm5 \n\t"
"psrlw $2, %%mm4 \n\t"
"psrlw $2, %%mm5 \n\t"
"movq (%2, %%"REG_a"), %%mm3 \n\t"
"packuswb %%mm5, %%mm4 \n\t"
"pcmpeqd %%mm2, %%mm2 \n\t"
"paddb %%mm2, %%mm2 \n\t"
PAVGB_MMX(%%mm3, %%mm4, %%mm5, %%mm2)
"movq %%mm5, (%2, %%"REG_a") \n\t"
"add %3, %%"REG_a" \n\t"
"movq (%1, %%"REG_a"), %%mm2 \n\t" // 0 <-> 2 1 <-> 3
"movq 1(%1, %%"REG_a"), %%mm4 \n\t"
"movq %%mm2, %%mm3 \n\t"
"movq %%mm4, %%mm5 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"punpckhbw %%mm7, %%mm3 \n\t"
"punpckhbw %%mm7, %%mm5 \n\t"
"paddusw %%mm2, %%mm4 \n\t"
"paddusw %%mm3, %%mm5 \n\t"
"paddusw %%mm6, %%mm0 \n\t"
"paddusw %%mm6, %%mm1 \n\t"
"paddusw %%mm4, %%mm0 \n\t"
"paddusw %%mm5, %%mm1 \n\t"
"psrlw $2, %%mm0 \n\t"
"psrlw $2, %%mm1 \n\t"
"movq (%2, %%"REG_a"), %%mm3 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
"pcmpeqd %%mm2, %%mm2 \n\t"
"paddb %%mm2, %%mm2 \n\t"
PAVGB_MMX(%%mm3, %%mm0, %%mm1, %%mm2)
"movq %%mm1, (%2, %%"REG_a") \n\t"
"add %3, %%"REG_a" \n\t"
"subl $2, %0 \n\t"
"jnz 1b \n\t"
:"+g"(h), "+S"(pixels)
:"D"(block), "r"((x86_reg)line_size)
:REG_a, "memory");
}
| false | FFmpeg | 308e7484a3b1954072871a4090e5c672d1097fa5 |
3,336 | start_list(Visitor *v, const char *name, Error **errp)
{
StringInputVisitor *siv = to_siv(v);
if (parse_str(siv, name, errp) < 0) {
return;
}
siv->cur_range = g_list_first(siv->ranges);
if (siv->cur_range) {
Range *r = siv->cur_range->data;
if (r) {
siv->cur = r->begin;
}
}
}
| false | qemu | d9f62dde1303286b24ac8ce88be27e2b9b9c5f46 |
3,337 | static int check_arg(const CmdArgs *cmd_args, QDict *args)
{
QObject *value;
const char *name;
name = qstring_get_str(cmd_args->name);
if (!args) {
return check_opt(cmd_args, name, args);
}
value = qdict_get(args, name);
if (!value) {
return check_opt(cmd_args, name, args);
}
switch (cmd_args->type) {
case 'F':
case 'B':
case 's':
if (qobject_type(value) != QTYPE_QSTRING) {
qerror_report(QERR_INVALID_PARAMETER_TYPE, name, "string");
return -1;
}
break;
case '/': {
int i;
const char *keys[] = { "count", "format", "size", NULL };
for (i = 0; keys[i]; i++) {
QObject *obj = qdict_get(args, keys[i]);
if (!obj) {
qerror_report(QERR_MISSING_PARAMETER, name);
return -1;
}
if (qobject_type(obj) != QTYPE_QINT) {
qerror_report(QERR_INVALID_PARAMETER_TYPE, name, "int");
return -1;
}
}
break;
}
case 'i':
case 'l':
case 'M':
if (qobject_type(value) != QTYPE_QINT) {
qerror_report(QERR_INVALID_PARAMETER_TYPE, name, "int");
return -1;
}
break;
case 'f':
case 'T':
if (qobject_type(value) != QTYPE_QINT && qobject_type(value) != QTYPE_QFLOAT) {
qerror_report(QERR_INVALID_PARAMETER_TYPE, name, "number");
return -1;
}
break;
case 'b':
if (qobject_type(value) != QTYPE_QBOOL) {
qerror_report(QERR_INVALID_PARAMETER_TYPE, name, "bool");
return -1;
}
break;
case '-':
if (qobject_type(value) != QTYPE_QINT &&
qobject_type(value) != QTYPE_QBOOL) {
qerror_report(QERR_INVALID_PARAMETER_TYPE, name, "bool");
return -1;
}
break;
case 'O':
default:
/* impossible */
abort();
}
return 0;
}
| false | qemu | f6b4fc8b23b1154577c72937b70e565716bb0a60 |
3,338 | static void blkdebug_refresh_filename(BlockDriverState *bs)
{
QDict *opts;
const QDictEntry *e;
bool force_json = false;
for (e = qdict_first(bs->options); e; e = qdict_next(bs->options, e)) {
if (strcmp(qdict_entry_key(e), "config") &&
strcmp(qdict_entry_key(e), "x-image") &&
strcmp(qdict_entry_key(e), "image") &&
strncmp(qdict_entry_key(e), "image.", strlen("image.")))
{
force_json = true;
break;
}
}
if (force_json && !bs->file->bs->full_open_options) {
/* The config file cannot be recreated, so creating a plain filename
* is impossible */
return;
}
if (!force_json && bs->file->bs->exact_filename[0]) {
snprintf(bs->exact_filename, sizeof(bs->exact_filename),
"blkdebug:%s:%s",
qdict_get_try_str(bs->options, "config") ?: "",
bs->file->bs->exact_filename);
}
opts = qdict_new();
qdict_put_obj(opts, "driver", QOBJECT(qstring_from_str("blkdebug")));
QINCREF(bs->file->bs->full_open_options);
qdict_put_obj(opts, "image", QOBJECT(bs->file->bs->full_open_options));
for (e = qdict_first(bs->options); e; e = qdict_next(bs->options, e)) {
if (strcmp(qdict_entry_key(e), "x-image") &&
strcmp(qdict_entry_key(e), "image") &&
strncmp(qdict_entry_key(e), "image.", strlen("image.")))
{
qobject_incref(qdict_entry_value(e));
qdict_put_obj(opts, qdict_entry_key(e), qdict_entry_value(e));
}
}
bs->full_open_options = opts;
}
| false | qemu | 4cdd01d32ee6fe04f8d909bfd3708be6864873a2 |
3,340 | static void memory_region_initfn(Object *obj)
{
MemoryRegion *mr = MEMORY_REGION(obj);
ObjectProperty *op;
mr->ops = &unassigned_mem_ops;
mr->enabled = true;
mr->romd_mode = true;
mr->global_locking = true;
mr->destructor = memory_region_destructor_none;
QTAILQ_INIT(&mr->subregions);
QTAILQ_INIT(&mr->coalesced);
op = object_property_add(OBJECT(mr), "container",
"link<" TYPE_MEMORY_REGION ">",
memory_region_get_container,
NULL, /* memory_region_set_container */
NULL, NULL, &error_abort);
op->resolve = memory_region_resolve_container;
object_property_add(OBJECT(mr), "addr", "uint64",
memory_region_get_addr,
NULL, /* memory_region_set_addr */
NULL, NULL, &error_abort);
object_property_add(OBJECT(mr), "priority", "uint32",
memory_region_get_priority,
NULL, /* memory_region_set_priority */
NULL, NULL, &error_abort);
object_property_add_bool(OBJECT(mr), "may-overlap",
memory_region_get_may_overlap,
NULL, /* memory_region_set_may_overlap */
&error_abort);
object_property_add(OBJECT(mr), "size", "uint64",
memory_region_get_size,
NULL, /* memory_region_set_size, */
NULL, NULL, &error_abort);
}
| false | qemu | b61359781958759317ee6fd1a45b59be0b7dbbe1 |
3,341 | static void curl_setup_preadv(BlockDriverState *bs, CURLAIOCB *acb)
{
CURLState *state;
int running;
BDRVCURLState *s = bs->opaque;
uint64_t start = acb->offset;
uint64_t end;
qemu_mutex_lock(&s->mutex);
// In case we have the requested data already (e.g. read-ahead),
// we can just call the callback and be done.
if (curl_find_buf(s, start, acb->bytes, acb)) {
goto out;
}
// No cache found, so let's start a new request
for (;;) {
state = curl_find_state(s);
if (state) {
break;
}
qemu_mutex_unlock(&s->mutex);
aio_poll(bdrv_get_aio_context(bs), true);
qemu_mutex_lock(&s->mutex);
}
if (curl_init_state(s, state) < 0) {
curl_clean_state(state);
acb->ret = -EIO;
goto out;
}
acb->start = 0;
acb->end = MIN(acb->bytes, s->len - start);
state->buf_off = 0;
g_free(state->orig_buf);
state->buf_start = start;
state->buf_len = MIN(acb->end + s->readahead_size, s->len - start);
end = start + state->buf_len - 1;
state->orig_buf = g_try_malloc(state->buf_len);
if (state->buf_len && state->orig_buf == NULL) {
curl_clean_state(state);
acb->ret = -ENOMEM;
goto out;
}
state->acb[0] = acb;
snprintf(state->range, 127, "%" PRIu64 "-%" PRIu64, start, end);
DPRINTF("CURL (AIO): Reading %" PRIu64 " at %" PRIu64 " (%s)\n",
acb->bytes, start, state->range);
curl_easy_setopt(state->curl, CURLOPT_RANGE, state->range);
curl_multi_add_handle(s->multi, state->curl);
/* Tell curl it needs to kick things off */
curl_multi_socket_action(s->multi, CURL_SOCKET_TIMEOUT, 0, &running);
out:
qemu_mutex_unlock(&s->mutex);
}
| false | qemu | 2bb5c936c5827e1d831002f7a7517cb8c2c2201d |
3,342 | static int local_rename(FsContext *ctx, const char *oldpath,
const char *newpath)
{
char *tmp;
int err;
tmp = qemu_strdup(rpath(ctx, oldpath));
if (tmp == NULL) {
return -1;
}
err = rename(tmp, rpath(ctx, newpath));
if (err == -1) {
int serrno = errno;
qemu_free(tmp);
errno = serrno;
} else {
qemu_free(tmp);
}
return err;
}
| false | qemu | f143efa60c44c65c22aeeb04217f3501e3d04b22 |
3,343 | static Visitor *validate_test_init_raw(TestInputVisitorData *data,
const char *json_string)
{
return validate_test_init_internal(data, json_string, NULL);
}
| false | qemu | b3db211f3c80bb996a704d665fe275619f728bd4 |
3,345 | static void gen_compute_branch (DisasContext *ctx, uint32_t opc,
int insn_bytes,
int rs, int rt, int32_t offset)
{
target_ulong btgt = -1;
int blink = 0;
int bcond_compute = 0;
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
if (ctx->hflags & MIPS_HFLAG_BMASK) {
#ifdef MIPS_DEBUG_DISAS
LOG_DISAS("Branch in delay slot at PC 0x" TARGET_FMT_lx "\n", ctx->pc);
#endif
generate_exception(ctx, EXCP_RI);
goto out;
}
/* Load needed operands */
switch (opc) {
case OPC_BEQ:
case OPC_BEQL:
case OPC_BNE:
case OPC_BNEL:
/* Compare two registers */
if (rs != rt) {
gen_load_gpr(t0, rs);
gen_load_gpr(t1, rt);
bcond_compute = 1;
}
btgt = ctx->pc + insn_bytes + offset;
break;
case OPC_BGEZ:
case OPC_BGEZAL:
case OPC_BGEZALL:
case OPC_BGEZL:
case OPC_BGTZ:
case OPC_BGTZL:
case OPC_BLEZ:
case OPC_BLEZL:
case OPC_BLTZ:
case OPC_BLTZAL:
case OPC_BLTZALL:
case OPC_BLTZL:
/* Compare to zero */
if (rs != 0) {
gen_load_gpr(t0, rs);
bcond_compute = 1;
}
btgt = ctx->pc + insn_bytes + offset;
break;
case OPC_J:
case OPC_JAL:
case OPC_JALX:
/* Jump to immediate */
btgt = ((ctx->pc + insn_bytes) & (int32_t)0xF0000000) | (uint32_t)offset;
break;
case OPC_JR:
case OPC_JALR:
case OPC_JALRC:
/* Jump to register */
if (offset != 0 && offset != 16) {
/* Hint = 0 is JR/JALR, hint 16 is JR.HB/JALR.HB, the
others are reserved. */
MIPS_INVAL("jump hint");
generate_exception(ctx, EXCP_RI);
goto out;
}
gen_load_gpr(btarget, rs);
break;
default:
MIPS_INVAL("branch/jump");
generate_exception(ctx, EXCP_RI);
goto out;
}
if (bcond_compute == 0) {
/* No condition to be computed */
switch (opc) {
case OPC_BEQ: /* rx == rx */
case OPC_BEQL: /* rx == rx likely */
case OPC_BGEZ: /* 0 >= 0 */
case OPC_BGEZL: /* 0 >= 0 likely */
case OPC_BLEZ: /* 0 <= 0 */
case OPC_BLEZL: /* 0 <= 0 likely */
/* Always take */
ctx->hflags |= MIPS_HFLAG_B;
MIPS_DEBUG("balways");
break;
case OPC_BGEZAL: /* 0 >= 0 */
case OPC_BGEZALL: /* 0 >= 0 likely */
/* Always take and link */
blink = 31;
ctx->hflags |= MIPS_HFLAG_B;
MIPS_DEBUG("balways and link");
break;
case OPC_BNE: /* rx != rx */
case OPC_BGTZ: /* 0 > 0 */
case OPC_BLTZ: /* 0 < 0 */
/* Treat as NOP. */
MIPS_DEBUG("bnever (NOP)");
goto out;
case OPC_BLTZAL: /* 0 < 0 */
tcg_gen_movi_tl(cpu_gpr[31], ctx->pc + 8);
MIPS_DEBUG("bnever and link");
goto out;
case OPC_BLTZALL: /* 0 < 0 likely */
tcg_gen_movi_tl(cpu_gpr[31], ctx->pc + 8);
/* Skip the instruction in the delay slot */
MIPS_DEBUG("bnever, link and skip");
ctx->pc += 4;
goto out;
case OPC_BNEL: /* rx != rx likely */
case OPC_BGTZL: /* 0 > 0 likely */
case OPC_BLTZL: /* 0 < 0 likely */
/* Skip the instruction in the delay slot */
MIPS_DEBUG("bnever and skip");
ctx->pc += 4;
goto out;
case OPC_J:
ctx->hflags |= MIPS_HFLAG_B;
MIPS_DEBUG("j " TARGET_FMT_lx, btgt);
break;
case OPC_JALX:
ctx->hflags |= MIPS_HFLAG_BX;
/* Fallthrough */
case OPC_JAL:
blink = 31;
ctx->hflags |= MIPS_HFLAG_B;
ctx->hflags |= (ctx->hflags & MIPS_HFLAG_M16
? MIPS_HFLAG_BDS16
: MIPS_HFLAG_BDS32);
MIPS_DEBUG("jal " TARGET_FMT_lx, btgt);
break;
case OPC_JR:
ctx->hflags |= MIPS_HFLAG_BR;
if (ctx->hflags & MIPS_HFLAG_M16)
ctx->hflags |= MIPS_HFLAG_BDS16;
MIPS_DEBUG("jr %s", regnames[rs]);
break;
case OPC_JALR:
case OPC_JALRC:
blink = rt;
ctx->hflags |= MIPS_HFLAG_BR;
if (ctx->hflags & MIPS_HFLAG_M16)
ctx->hflags |= MIPS_HFLAG_BDS16;
MIPS_DEBUG("jalr %s, %s", regnames[rt], regnames[rs]);
break;
default:
MIPS_INVAL("branch/jump");
generate_exception(ctx, EXCP_RI);
goto out;
}
} else {
switch (opc) {
case OPC_BEQ:
tcg_gen_setcond_tl(TCG_COND_EQ, bcond, t0, t1);
MIPS_DEBUG("beq %s, %s, " TARGET_FMT_lx,
regnames[rs], regnames[rt], btgt);
goto not_likely;
case OPC_BEQL:
tcg_gen_setcond_tl(TCG_COND_EQ, bcond, t0, t1);
MIPS_DEBUG("beql %s, %s, " TARGET_FMT_lx,
regnames[rs], regnames[rt], btgt);
goto likely;
case OPC_BNE:
tcg_gen_setcond_tl(TCG_COND_NE, bcond, t0, t1);
MIPS_DEBUG("bne %s, %s, " TARGET_FMT_lx,
regnames[rs], regnames[rt], btgt);
goto not_likely;
case OPC_BNEL:
tcg_gen_setcond_tl(TCG_COND_NE, bcond, t0, t1);
MIPS_DEBUG("bnel %s, %s, " TARGET_FMT_lx,
regnames[rs], regnames[rt], btgt);
goto likely;
case OPC_BGEZ:
tcg_gen_setcondi_tl(TCG_COND_GE, bcond, t0, 0);
MIPS_DEBUG("bgez %s, " TARGET_FMT_lx, regnames[rs], btgt);
goto not_likely;
case OPC_BGEZL:
tcg_gen_setcondi_tl(TCG_COND_GE, bcond, t0, 0);
MIPS_DEBUG("bgezl %s, " TARGET_FMT_lx, regnames[rs], btgt);
goto likely;
case OPC_BGEZAL:
tcg_gen_setcondi_tl(TCG_COND_GE, bcond, t0, 0);
MIPS_DEBUG("bgezal %s, " TARGET_FMT_lx, regnames[rs], btgt);
blink = 31;
goto not_likely;
case OPC_BGEZALL:
tcg_gen_setcondi_tl(TCG_COND_GE, bcond, t0, 0);
blink = 31;
MIPS_DEBUG("bgezall %s, " TARGET_FMT_lx, regnames[rs], btgt);
goto likely;
case OPC_BGTZ:
tcg_gen_setcondi_tl(TCG_COND_GT, bcond, t0, 0);
MIPS_DEBUG("bgtz %s, " TARGET_FMT_lx, regnames[rs], btgt);
goto not_likely;
case OPC_BGTZL:
tcg_gen_setcondi_tl(TCG_COND_GT, bcond, t0, 0);
MIPS_DEBUG("bgtzl %s, " TARGET_FMT_lx, regnames[rs], btgt);
goto likely;
case OPC_BLEZ:
tcg_gen_setcondi_tl(TCG_COND_LE, bcond, t0, 0);
MIPS_DEBUG("blez %s, " TARGET_FMT_lx, regnames[rs], btgt);
goto not_likely;
case OPC_BLEZL:
tcg_gen_setcondi_tl(TCG_COND_LE, bcond, t0, 0);
MIPS_DEBUG("blezl %s, " TARGET_FMT_lx, regnames[rs], btgt);
goto likely;
case OPC_BLTZ:
tcg_gen_setcondi_tl(TCG_COND_LT, bcond, t0, 0);
MIPS_DEBUG("bltz %s, " TARGET_FMT_lx, regnames[rs], btgt);
goto not_likely;
case OPC_BLTZL:
tcg_gen_setcondi_tl(TCG_COND_LT, bcond, t0, 0);
MIPS_DEBUG("bltzl %s, " TARGET_FMT_lx, regnames[rs], btgt);
goto likely;
case OPC_BLTZAL:
tcg_gen_setcondi_tl(TCG_COND_LT, bcond, t0, 0);
blink = 31;
MIPS_DEBUG("bltzal %s, " TARGET_FMT_lx, regnames[rs], btgt);
not_likely:
ctx->hflags |= MIPS_HFLAG_BC;
break;
case OPC_BLTZALL:
tcg_gen_setcondi_tl(TCG_COND_LT, bcond, t0, 0);
blink = 31;
MIPS_DEBUG("bltzall %s, " TARGET_FMT_lx, regnames[rs], btgt);
likely:
ctx->hflags |= MIPS_HFLAG_BL;
break;
default:
MIPS_INVAL("conditional branch/jump");
generate_exception(ctx, EXCP_RI);
goto out;
}
}
MIPS_DEBUG("enter ds: link %d cond %02x target " TARGET_FMT_lx,
blink, ctx->hflags, btgt);
ctx->btarget = btgt;
if (blink > 0) {
int post_delay = insn_bytes;
int lowbit = !!(ctx->hflags & MIPS_HFLAG_M16);
if (opc != OPC_JALRC)
post_delay += ((ctx->hflags & MIPS_HFLAG_BDS16) ? 2 : 4);
tcg_gen_movi_tl(cpu_gpr[blink], ctx->pc + post_delay + lowbit);
}
out:
if (insn_bytes == 2)
ctx->hflags |= MIPS_HFLAG_B16;
tcg_temp_free(t0);
tcg_temp_free(t1);
}
| false | qemu | 620e48f66350991918dd78e9a686a9b159fec111 |
3,346 | static int tak_read_header(AVFormatContext *s)
{
TAKDemuxContext *tc = s->priv_data;
AVIOContext *pb = s->pb;
GetBitContext gb;
AVStream *st;
uint8_t *buffer = NULL;
int ret;
st = avformat_new_stream(s, 0);
if (!st)
return AVERROR(ENOMEM);
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
st->codec->codec_id = AV_CODEC_ID_TAK;
st->need_parsing = AVSTREAM_PARSE_FULL_RAW;
tc->mlast_frame = 0;
if (avio_rl32(pb) != MKTAG('t', 'B', 'a', 'K')) {
avio_seek(pb, -4, SEEK_CUR);
return 0;
}
while (!url_feof(pb)) {
enum TAKMetaDataType type;
int size;
type = avio_r8(pb) & 0x7f;
size = avio_rl24(pb);
switch (type) {
case TAK_METADATA_STREAMINFO:
case TAK_METADATA_LAST_FRAME:
case TAK_METADATA_ENCODER:
buffer = av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE);
if (!buffer)
return AVERROR(ENOMEM);
if (avio_read(pb, buffer, size) != size) {
av_freep(&buffer);
return AVERROR(EIO);
}
init_get_bits(&gb, buffer, size * 8);
break;
case TAK_METADATA_MD5: {
uint8_t md5[16];
int i;
if (size != 19)
return AVERROR_INVALIDDATA;
avio_read(pb, md5, 16);
avio_skip(pb, 3);
av_log(s, AV_LOG_VERBOSE, "MD5=");
for (i = 0; i < 16; i++)
av_log(s, AV_LOG_VERBOSE, "%02x", md5[i]);
av_log(s, AV_LOG_VERBOSE, "\n");
break;
}
case TAK_METADATA_END: {
int64_t curpos = avio_tell(pb);
if (pb->seekable) {
ff_ape_parse_tag(s);
avio_seek(pb, curpos, SEEK_SET);
}
tc->data_end += curpos;
return 0;
}
default:
ret = avio_skip(pb, size);
if (ret < 0)
return ret;
}
if (type == TAK_METADATA_STREAMINFO) {
TAKStreamInfo ti;
avpriv_tak_parse_streaminfo(&gb, &ti);
if (ti.samples > 0)
st->duration = ti.samples;
st->codec->bits_per_coded_sample = ti.bps;
if (ti.ch_layout)
st->codec->channel_layout = ti.ch_layout;
st->codec->sample_rate = ti.sample_rate;
st->codec->channels = ti.channels;
st->start_time = 0;
avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate);
st->codec->extradata = buffer;
st->codec->extradata_size = size;
buffer = NULL;
} else if (type == TAK_METADATA_LAST_FRAME) {
if (size != 11)
return AVERROR_INVALIDDATA;
tc->mlast_frame = 1;
tc->data_end = get_bits64(&gb, TAK_LAST_FRAME_POS_BITS) +
get_bits(&gb, TAK_LAST_FRAME_SIZE_BITS);
av_freep(&buffer);
} else if (type == TAK_METADATA_ENCODER) {
av_log(s, AV_LOG_VERBOSE, "encoder version: %0X\n",
get_bits_long(&gb, TAK_ENCODER_VERSION_BITS));
av_freep(&buffer);
}
}
return AVERROR_EOF;
}
| false | FFmpeg | 4977e467a50a690a46af5988d568eaab2e5933c7 |
3,347 | int bdrv_make_zero(BdrvChild *child, BdrvRequestFlags flags)
{
int64_t target_size, ret, bytes, offset = 0;
BlockDriverState *bs = child->bs;
int n; /* sectors */
target_size = bdrv_getlength(bs);
if (target_size < 0) {
return target_size;
}
for (;;) {
bytes = MIN(target_size - offset, BDRV_REQUEST_MAX_BYTES);
if (bytes <= 0) {
return 0;
}
ret = bdrv_get_block_status(bs, offset >> BDRV_SECTOR_BITS,
bytes >> BDRV_SECTOR_BITS, &n, NULL);
if (ret < 0) {
error_report("error getting block status at offset %" PRId64 ": %s",
offset, strerror(-ret));
return ret;
}
if (ret & BDRV_BLOCK_ZERO) {
offset += n * BDRV_SECTOR_BITS;
continue;
}
ret = bdrv_pwrite_zeroes(child, offset, n * BDRV_SECTOR_SIZE, flags);
if (ret < 0) {
error_report("error writing zeroes at offset %" PRId64 ": %s",
offset, strerror(-ret));
return ret;
}
offset += n * BDRV_SECTOR_SIZE;
}
}
| false | qemu | 237d78f8fc62e62f62246883ecf62e44ed35fb80 |
3,349 | void HELPER(wsr_ibreaka)(uint32_t i, uint32_t v)
{
if (env->sregs[IBREAKENABLE] & (1 << i) && env->sregs[IBREAKA + i] != v) {
tb_invalidate_phys_page_range(
env->sregs[IBREAKA + i], env->sregs[IBREAKA + i] + 1, 0);
tb_invalidate_phys_page_range(v, v + 1, 0);
}
env->sregs[IBREAKA + i] = v;
}
| false | qemu | 3d0be8a5c135dadcfbd68ed354007a8cece98849 |
3,350 | static unsigned syborg_virtio_get_features(void *opaque)
{
unsigned ret = 0;
ret |= (1 << VIRTIO_F_NOTIFY_ON_EMPTY);
return ret;
}
| false | qemu | 8172539d21a03e982aa7f139ddc1607dc1422045 |
3,351 | static int check_strtox_error(const char *p, char *endptr, const char **next,
int err)
{
if (err == 0 && endptr == p) {
err = EINVAL;
}
if (!next && *endptr) {
return -EINVAL;
}
if (next) {
*next = endptr;
}
return -err;
}
| false | qemu | 717adf960933da0650d995f050d457063d591914 |
3,352 | void spapr_setup_hpt_and_vrma(sPAPRMachineState *spapr)
{
int hpt_shift;
if ((spapr->resize_hpt == SPAPR_RESIZE_HPT_DISABLED)
|| (spapr->cas_reboot
&& !spapr_ovec_test(spapr->ov5_cas, OV5_HPT_RESIZE))) {
hpt_shift = spapr_hpt_shift_for_ramsize(MACHINE(spapr)->maxram_size);
} else {
hpt_shift = spapr_hpt_shift_for_ramsize(MACHINE(spapr)->ram_size);
}
spapr_reallocate_hpt(spapr, hpt_shift, &error_fatal);
if (spapr->vrma_adjust) {
spapr->rma_size = kvmppc_rma_size(spapr_node0_size(MACHINE(spapr)),
spapr->htab_shift);
}
/* We're setting up a hash table, so that means we're not radix */
spapr->patb_entry = 0;
}
| false | qemu | ee4d9ecc3675af1e68a9c00a8b338641898d613e |
3,353 | static CharDriverState *qmp_chardev_open_udp(const char *id,
ChardevBackend *backend,
ChardevReturn *ret,
Error **errp)
{
ChardevUdp *udp = backend->u.udp;
ChardevCommon *common = qapi_ChardevUdp_base(udp);
QIOChannelSocket *sioc = qio_channel_socket_new();
if (qio_channel_socket_dgram_sync(sioc,
udp->local, udp->remote,
errp) < 0) {
object_unref(OBJECT(sioc));
return NULL;
}
return qemu_chr_open_udp(sioc, common, errp);
}
| false | qemu | 32bafa8fdd098d52fbf1102d5a5e48d29398c0aa |
3,354 | static inline int vec_reg_offset(int regno, int element, TCGMemOp size)
{
int offs = offsetof(CPUARMState, vfp.regs[regno * 2]);
#ifdef HOST_WORDS_BIGENDIAN
/* This is complicated slightly because vfp.regs[2n] is
* still the low half and vfp.regs[2n+1] the high half
* of the 128 bit vector, even on big endian systems.
* Calculate the offset assuming a fully bigendian 128 bits,
* then XOR to account for the order of the two 64 bit halves.
*/
offs += (16 - ((element + 1) * (1 << size)));
offs ^= 8;
#else
offs += element * (1 << size);
#endif
return offs;
}
| false | qemu | 90e496386fe7fd32c189561f846b7913f95b8cf4 |
3,355 | static void gen_doz(DisasContext *ctx)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1);
tcg_gen_sub_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
gen_set_label(l2);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
| false | qemu | 42a268c241183877192c376d03bd9b6d527407c7 |
3,357 | static av_cold int nvenc_alloc_surface(AVCodecContext *avctx, int idx)
{
NvencContext *ctx = avctx->priv_data;
NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs;
NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs;
NVENCSTATUS nv_status;
NV_ENC_CREATE_BITSTREAM_BUFFER allocOut = { 0 };
allocOut.version = NV_ENC_CREATE_BITSTREAM_BUFFER_VER;
if (avctx->pix_fmt == AV_PIX_FMT_CUDA) {
ctx->surfaces[idx].in_ref = av_frame_alloc();
if (!ctx->surfaces[idx].in_ref)
return AVERROR(ENOMEM);
} else {
NV_ENC_CREATE_INPUT_BUFFER allocSurf = { 0 };
ctx->surfaces[idx].format = nvenc_map_buffer_format(ctx->data_pix_fmt);
if (ctx->surfaces[idx].format == NV_ENC_BUFFER_FORMAT_UNDEFINED) {
av_log(avctx, AV_LOG_FATAL, "Invalid input pixel format: %s\n",
av_get_pix_fmt_name(ctx->data_pix_fmt));
return AVERROR(EINVAL);
}
allocSurf.version = NV_ENC_CREATE_INPUT_BUFFER_VER;
allocSurf.width = (avctx->width + 31) & ~31;
allocSurf.height = (avctx->height + 31) & ~31;
allocSurf.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_CACHED;
allocSurf.bufferFmt = ctx->surfaces[idx].format;
nv_status = p_nvenc->nvEncCreateInputBuffer(ctx->nvencoder, &allocSurf);
if (nv_status != NV_ENC_SUCCESS) {
return nvenc_print_error(avctx, nv_status, "CreateInputBuffer failed");
}
ctx->surfaces[idx].input_surface = allocSurf.inputBuffer;
ctx->surfaces[idx].width = allocSurf.width;
ctx->surfaces[idx].height = allocSurf.height;
}
ctx->surfaces[idx].lockCount = 0;
/* 1MB is large enough to hold most output frames.
* NVENC increases this automaticaly if it is not enough. */
allocOut.size = 1024 * 1024;
allocOut.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_CACHED;
nv_status = p_nvenc->nvEncCreateBitstreamBuffer(ctx->nvencoder, &allocOut);
if (nv_status != NV_ENC_SUCCESS) {
int err = nvenc_print_error(avctx, nv_status, "CreateBitstreamBuffer failed");
if (avctx->pix_fmt != AV_PIX_FMT_CUDA)
p_nvenc->nvEncDestroyInputBuffer(ctx->nvencoder, ctx->surfaces[idx].input_surface);
av_frame_free(&ctx->surfaces[idx].in_ref);
return err;
}
ctx->surfaces[idx].output_surface = allocOut.bitstreamBuffer;
ctx->surfaces[idx].size = allocOut.size;
return 0;
}
| false | FFmpeg | 8de3458a07376b0a96772e586b6dba5e93432f52 |
3,358 | void host_cpuid(uint32_t function, uint32_t count,
uint32_t *eax, uint32_t *ebx, uint32_t *ecx, uint32_t *edx)
{
#if defined(CONFIG_KVM)
uint32_t vec[4];
#ifdef __x86_64__
asm volatile("cpuid"
: "=a"(vec[0]), "=b"(vec[1]),
"=c"(vec[2]), "=d"(vec[3])
: "0"(function), "c"(count) : "cc");
#else
asm volatile("pusha \n\t"
"cpuid \n\t"
"mov %%eax, 0(%2) \n\t"
"mov %%ebx, 4(%2) \n\t"
"mov %%ecx, 8(%2) \n\t"
"mov %%edx, 12(%2) \n\t"
"popa"
: : "a"(function), "c"(count), "S"(vec)
: "memory", "cc");
#endif
if (eax)
*eax = vec[0];
if (ebx)
*ebx = vec[1];
if (ecx)
*ecx = vec[2];
if (edx)
*edx = vec[3];
#endif
}
| false | qemu | c1f412260b4e0f309dba8da99482fb32d6098719 |
3,359 | int qemu_add_child_watch(pid_t pid)
{
ChildProcessRecord *rec;
if (!sigchld_bh) {
qemu_init_child_watch();
}
QLIST_FOREACH(rec, &child_watches, next) {
if (rec->pid == pid) {
return 1;
}
}
rec = g_malloc0(sizeof(ChildProcessRecord));
rec->pid = pid;
QLIST_INSERT_HEAD(&child_watches, rec, next);
return 0;
}
| false | qemu | c2b38b277a7882a592f4f2ec955084b2b756daaa |
3,360 | static void bitband_writew(void *opaque, target_phys_addr_t offset,
uint32_t value)
{
uint32_t addr;
uint16_t mask;
uint16_t v;
addr = bitband_addr(opaque, offset) & ~1;
mask = (1 << ((offset >> 2) & 15));
mask = tswap16(mask);
cpu_physical_memory_read(addr, (uint8_t *)&v, 2);
if (value & 1)
v |= mask;
else
v &= ~mask;
cpu_physical_memory_write(addr, (uint8_t *)&v, 2);
}
| false | qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c |
3,361 | static int write_console_data(SCLPEvent *event, const uint8_t *buf, int len)
{
int ret = 0;
const uint8_t *buf_offset;
SCLPConsoleLM *scon = SCLPLM_CONSOLE(event);
if (!scon->chr) {
/* If there's no backend, we can just say we consumed all data. */
return len;
}
buf_offset = buf;
while (len > 0) {
ret = qemu_chr_fe_write(scon->chr, buf, len);
if (ret == 0) {
/* a pty doesn't seem to be connected - no error */
len = 0;
} else if (ret == -EAGAIN || (ret > 0 && ret < len)) {
len -= ret;
buf_offset += ret;
} else {
len = 0;
}
}
return ret;
}
| false | qemu | 7983e829336f68b6df6952dd4b03493b1486fcf5 |
3,362 | static int mirror_do_read(MirrorBlockJob *s, int64_t sector_num,
int nb_sectors)
{
BlockBackend *source = s->common.blk;
int sectors_per_chunk, nb_chunks;
int ret;
MirrorOp *op;
int max_sectors;
sectors_per_chunk = s->granularity >> BDRV_SECTOR_BITS;
max_sectors = sectors_per_chunk * s->max_iov;
/* We can only handle as much as buf_size at a time. */
nb_sectors = MIN(s->buf_size >> BDRV_SECTOR_BITS, nb_sectors);
nb_sectors = MIN(max_sectors, nb_sectors);
assert(nb_sectors);
ret = nb_sectors;
if (s->cow_bitmap) {
ret += mirror_cow_align(s, §or_num, &nb_sectors);
}
assert(nb_sectors << BDRV_SECTOR_BITS <= s->buf_size);
/* The sector range must meet granularity because:
* 1) Caller passes in aligned values;
* 2) mirror_cow_align is used only when target cluster is larger. */
assert(!(sector_num % sectors_per_chunk));
nb_chunks = DIV_ROUND_UP(nb_sectors, sectors_per_chunk);
while (s->buf_free_count < nb_chunks) {
trace_mirror_yield_in_flight(s, sector_num * BDRV_SECTOR_SIZE,
s->in_flight);
mirror_wait_for_io(s);
}
/* Allocate a MirrorOp that is used as an AIO callback. */
op = g_new(MirrorOp, 1);
op->s = s;
op->sector_num = sector_num;
op->nb_sectors = nb_sectors;
/* Now make a QEMUIOVector taking enough granularity-sized chunks
* from s->buf_free.
*/
qemu_iovec_init(&op->qiov, nb_chunks);
while (nb_chunks-- > 0) {
MirrorBuffer *buf = QSIMPLEQ_FIRST(&s->buf_free);
size_t remaining = nb_sectors * BDRV_SECTOR_SIZE - op->qiov.size;
QSIMPLEQ_REMOVE_HEAD(&s->buf_free, next);
s->buf_free_count--;
qemu_iovec_add(&op->qiov, buf, MIN(s->granularity, remaining));
}
/* Copy the dirty cluster. */
s->in_flight++;
s->sectors_in_flight += nb_sectors;
trace_mirror_one_iteration(s, sector_num * BDRV_SECTOR_SIZE,
nb_sectors * BDRV_SECTOR_SIZE);
blk_aio_preadv(source, sector_num * BDRV_SECTOR_SIZE, &op->qiov, 0,
mirror_read_complete, op);
return ret;
}
| false | qemu | b436982f04fb33bb29fcdea190bd1fdc97dc65ef |
3,363 | static void tcg_target_init(TCGContext *s)
{
#ifdef CONFIG_GETAUXVAL
unsigned long hwcap = getauxval(AT_HWCAP);
if (hwcap & PPC_FEATURE_ARCH_2_06) {
have_isa_2_06 = true;
}
#endif
tcg_regset_set32(tcg_target_available_regs[TCG_TYPE_I32], 0, 0xffffffff);
tcg_regset_set32(tcg_target_available_regs[TCG_TYPE_I64], 0, 0xffffffff);
tcg_regset_set32(tcg_target_call_clobber_regs, 0,
(1 << TCG_REG_R0) |
#ifdef __APPLE__
(1 << TCG_REG_R2) |
#endif
(1 << TCG_REG_R3) |
(1 << TCG_REG_R4) |
(1 << TCG_REG_R5) |
(1 << TCG_REG_R6) |
(1 << TCG_REG_R7) |
(1 << TCG_REG_R8) |
(1 << TCG_REG_R9) |
(1 << TCG_REG_R10) |
(1 << TCG_REG_R11) |
(1 << TCG_REG_R12)
);
tcg_regset_clear(s->reserved_regs);
tcg_regset_set_reg(s->reserved_regs, TCG_REG_R0);
tcg_regset_set_reg(s->reserved_regs, TCG_REG_R1);
#ifndef __APPLE__
tcg_regset_set_reg(s->reserved_regs, TCG_REG_R2);
#endif
tcg_regset_set_reg(s->reserved_regs, TCG_REG_R13);
tcg_add_target_add_op_defs(ppc_op_defs);
}
| false | qemu | 5e1702b0742b7cc88e85dfe76c3ba5d1432312aa |
3,364 | static void test_validate_alternate(TestInputVisitorData *data,
const void *unused)
{
UserDefAlternate *tmp = NULL;
Visitor *v;
v = validate_test_init(data, "42");
visit_type_UserDefAlternate(v, NULL, &tmp, &error_abort);
qapi_free_UserDefAlternate(tmp);
}
| false | qemu | b3db211f3c80bb996a704d665fe275619f728bd4 |
3,366 | static void parse_chap(struct iscsi_context *iscsi, const char *target,
Error **errp)
{
QemuOptsList *list;
QemuOpts *opts;
const char *user = NULL;
const char *password = NULL;
const char *secretid;
char *secret = NULL;
list = qemu_find_opts("iscsi");
if (!list) {
return;
}
opts = qemu_opts_find(list, target);
if (opts == NULL) {
opts = QTAILQ_FIRST(&list->head);
if (!opts) {
return;
}
}
user = qemu_opt_get(opts, "user");
if (!user) {
return;
}
secretid = qemu_opt_get(opts, "password-secret");
password = qemu_opt_get(opts, "password");
if (secretid && password) {
error_setg(errp, "'password' and 'password-secret' properties are "
"mutually exclusive");
return;
}
if (secretid) {
secret = qcrypto_secret_lookup_as_utf8(secretid, errp);
if (!secret) {
return;
}
password = secret;
} else if (!password) {
error_setg(errp, "CHAP username specified but no password was given");
return;
}
if (iscsi_set_initiator_username_pwd(iscsi, user, password)) {
error_setg(errp, "Failed to set initiator username and password");
}
g_free(secret);
}
| false | qemu | 4317142020921c6dcdcfda7a349a91088d969f14 |
3,367 | static void mips_fulong2e_init(MachineState *machine)
{
ram_addr_t ram_size = machine->ram_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;
MemoryRegion *address_space_mem = get_system_memory();
MemoryRegion *ram = g_new(MemoryRegion, 1);
MemoryRegion *bios = g_new(MemoryRegion, 1);
long bios_size;
int64_t kernel_entry;
qemu_irq *i8259;
qemu_irq *cpu_exit_irq;
PCIBus *pci_bus;
ISABus *isa_bus;
I2CBus *smbus;
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
MIPSCPU *cpu;
CPUMIPSState *env;
/* init CPUs */
if (cpu_model == NULL) {
cpu_model = "Loongson-2E";
}
cpu = cpu_mips_init(cpu_model);
if (cpu == NULL) {
fprintf(stderr, "Unable to find CPU definition\n");
exit(1);
}
env = &cpu->env;
qemu_register_reset(main_cpu_reset, cpu);
/* fulong 2e has 256M ram. */
ram_size = 256 * 1024 * 1024;
/* fulong 2e has a 1M flash.Winbond W39L040AP70Z */
bios_size = 1024 * 1024;
/* allocate RAM */
memory_region_allocate_system_memory(ram, NULL, "fulong2e.ram", ram_size);
memory_region_init_ram(bios, NULL, "fulong2e.bios", bios_size,
&error_abort);
vmstate_register_ram_global(bios);
memory_region_set_readonly(bios, true);
memory_region_add_subregion(address_space_mem, 0, ram);
memory_region_add_subregion(address_space_mem, 0x1fc00000LL, bios);
/* We do not support flash operation, just loading pmon.bin as raw BIOS.
* Please use -L to set the BIOS path and -bios to set bios name. */
if (kernel_filename) {
loaderparams.ram_size = ram_size;
loaderparams.kernel_filename = kernel_filename;
loaderparams.kernel_cmdline = kernel_cmdline;
loaderparams.initrd_filename = initrd_filename;
kernel_entry = load_kernel (env);
write_bootloader(env, memory_region_get_ram_ptr(bios), kernel_entry);
} else {
if (bios_name == NULL) {
bios_name = FULONG_BIOSNAME;
}
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
if (filename) {
bios_size = load_image_targphys(filename, 0x1fc00000LL,
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'", bios_name);
exit(1);
}
}
/* Init internal devices */
cpu_mips_irq_init_cpu(env);
cpu_mips_clock_init(env);
/* North bridge, Bonito --> IP2 */
pci_bus = bonito_init((qemu_irq *)&(env->irq[2]));
/* South bridge */
ide_drive_get(hd, ARRAY_SIZE(hd));
isa_bus = vt82c686b_init(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 0));
if (!isa_bus) {
fprintf(stderr, "vt82c686b_init error\n");
exit(1);
}
/* Interrupt controller */
/* The 8259 -> IP5 */
i8259 = i8259_init(isa_bus, env->irq[5]);
isa_bus_irqs(isa_bus, i8259);
vt82c686b_ide_init(pci_bus, hd, PCI_DEVFN(FULONG2E_VIA_SLOT, 1));
pci_create_simple(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 2),
"vt82c686b-usb-uhci");
pci_create_simple(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 3),
"vt82c686b-usb-uhci");
smbus = vt82c686b_pm_init(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 4),
0xeee1, NULL);
/* TODO: Populate SPD eeprom data. */
smbus_eeprom_init(smbus, 1, eeprom_spd, sizeof(eeprom_spd));
/* init other devices */
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, MAX_SERIAL_PORTS);
parallel_hds_isa_init(isa_bus, 1);
/* Sound card */
audio_init(pci_bus);
/* Network card */
network_init(pci_bus);
}
| false | qemu | 5039d6e23586fe6bbedc5e4fe302b48a66890ade |
3,369 | static inline void downmix_dualmono_to_stereo(float *samples)
{
int i;
float tmp;
for (i = 0; i < 256; i++) {
tmp = samples[i] + samples[i + 256];
samples[i] = samples[i + 256] = tmp;
}
}
| false | FFmpeg | 0058584580b87feb47898e60e4b80c7f425882ad |
3,370 | static int64_t mmsh_read_seek(URLContext *h, int stream_index,
int64_t timestamp, int flags)
{
MMSHContext *mmsh = h->priv_data;
MMSContext *mms = &mmsh->mms;
int ret;
ret= mmsh_open_internal(h, mmsh->location, 0, timestamp, 0);
if(ret>=0){
if (mms->mms_hd)
ffurl_close(mms->mms_hd);
av_freep(&mms->streams);
av_freep(&mms->asf_header);
av_free(mmsh);
mmsh = h->priv_data;
mms = &mmsh->mms;
mms->asf_header_read_size= mms->asf_header_size;
}else
h->priv_data= mmsh;
return ret;
}
| false | FFmpeg | 8af4ac5272e8eaff90c3102b9473bb09cc6f4201 |
3,371 | static int get_current_cpu(void)
{
return cpu_single_env->cpu_index;
}
| true | qemu | c3203fa5b2c17a1c446e44c87788fef21b4af5f4 |
3,372 | static void bonito_cop_writel(void *opaque, hwaddr addr,
uint64_t val, unsigned size)
{
PCIBonitoState *s = opaque;
((uint32_t *)(&s->boncop))[addr/sizeof(uint32_t)] = val & 0xffffffff; | true | qemu | 58d479786b11a7e982419c1e0905b8490ef9a787 |
3,373 | static int mxf_read_local_tags(MXFContext *mxf, KLVPacket *klv, MXFMetadataReadFunc *read_child, int ctx_size, enum MXFMetadataSetType type)
{
AVIOContext *pb = mxf->fc->pb;
MXFMetadataSet *ctx = ctx_size ? av_mallocz(ctx_size) : mxf;
uint64_t klv_end = avio_tell(pb) + klv->length;
if (!ctx)
return AVERROR(ENOMEM);
mxf_metadataset_init(ctx, type);
while (avio_tell(pb) + 4 < klv_end && !avio_feof(pb)) {
int ret;
int tag = avio_rb16(pb);
int size = avio_rb16(pb); /* KLV specified by 0x53 */
uint64_t next = avio_tell(pb) + size;
UID uid = {0};
av_dlog(mxf->fc, "local tag %#04x size %d\n", tag, size);
if (!size) { /* ignore empty tag, needed for some files with empty UMID tag */
av_log(mxf->fc, AV_LOG_ERROR, "local tag %#04x with 0 size\n", tag);
continue;
}
if (tag > 0x7FFF) { /* dynamic tag */
int i;
for (i = 0; i < mxf->local_tags_count; i++) {
int local_tag = AV_RB16(mxf->local_tags+i*18);
if (local_tag == tag) {
memcpy(uid, mxf->local_tags+i*18+2, 16);
av_dlog(mxf->fc, "local tag %#04x\n", local_tag);
PRINT_KEY(mxf->fc, "uid", uid);
}
}
}
if (ctx_size && tag == 0x3C0A)
avio_read(pb, ctx->uid, 16);
else if ((ret = read_child(ctx, pb, tag, size, uid, -1)) < 0)
return ret;
/* Accept the 64k local set limit being exceeded (Avid). Don't accept
* it extending past the end of the KLV though (zzuf5.mxf). */
if (avio_tell(pb) > klv_end) {
if (ctx_size)
av_free(ctx);
av_log(mxf->fc, AV_LOG_ERROR,
"local tag %#04x extends past end of local set @ %#"PRIx64"\n",
tag, klv->offset);
return AVERROR_INVALIDDATA;
} else if (avio_tell(pb) <= next) /* only seek forward, else this can loop for a long time */
avio_seek(pb, next, SEEK_SET);
}
if (ctx_size) ctx->type = type;
return ctx_size ? mxf_add_metadata_set(mxf, ctx) : 0;
}
| true | FFmpeg | 4373a25d94dba2cb361aa18e8d70806e1894df81 |
3,374 | static int vhost_client_migration_log(CPUPhysMemoryClient *client,
int enable)
{
struct vhost_dev *dev = container_of(client, struct vhost_dev, client);
int r;
if (!!enable == dev->log_enabled) {
return 0;
}
if (!dev->started) {
dev->log_enabled = enable;
return 0;
}
if (!enable) {
r = vhost_dev_set_log(dev, false);
if (r < 0) {
return r;
}
if (dev->log) {
g_free(dev->log);
}
dev->log = NULL;
dev->log_size = 0;
} else {
vhost_dev_log_resize(dev, vhost_get_log_size(dev));
r = vhost_dev_set_log(dev, true);
if (r < 0) {
return r;
}
}
dev->log_enabled = enable;
return 0;
}
| true | qemu | 04097f7c5957273c578f72b9bd603ba6b1d69e33 |
3,376 | long do_rt_sigreturn(CPUS390XState *env)
{
rt_sigframe *frame;
abi_ulong frame_addr = env->regs[15];
sigset_t set;
trace_user_do_rt_sigreturn(env, frame_addr);
if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) {
goto badframe;
}
target_to_host_sigset(&set, &frame->uc.tuc_sigmask);
set_sigmask(&set); /* ~_BLOCKABLE? */
if (restore_sigregs(env, &frame->uc.tuc_mcontext)) {
goto badframe;
}
if (do_sigaltstack(frame_addr + offsetof(rt_sigframe, uc.tuc_stack), 0,
get_sp_from_cpustate(env)) == -EFAULT) {
goto badframe;
}
unlock_user_struct(frame, frame_addr, 0);
return -TARGET_QEMU_ESIGRETURN;
badframe:
unlock_user_struct(frame, frame_addr, 0);
force_sig(TARGET_SIGSEGV);
return 0;
}
| true | qemu | c599d4d6d6e9bfdb64e54c33a22cb26e3496b96d |
3,377 | static int no_init_out (HWVoiceOut *hw, struct audsettings *as)
{
audio_pcm_init_info (&hw->info, as);
hw->samples = 1024;
return 0;
}
| true | qemu | 5706db1deb061ee9affdcea81e59c4c2cad7c41e |
3,378 | static int protocol_client_vencrypt_init(VncState *vs, uint8_t *data, size_t len)
{
if (data[0] != 0 ||
data[1] != 2) {
VNC_DEBUG("Unsupported VeNCrypt protocol %d.%d\n", (int)data[0], (int)data[1]);
vnc_write_u8(vs, 1); /* Reject version */
vnc_flush(vs);
vnc_client_error(vs);
} else {
VNC_DEBUG("Sending allowed auth %d\n", vs->subauth);
vnc_write_u8(vs, 0); /* Accept version */
vnc_write_u8(vs, 1); /* Number of sub-auths */
vnc_write_u32(vs, vs->subauth); /* The supported auth */
vnc_flush(vs);
vnc_read_when(vs, protocol_client_vencrypt_auth, 4);
}
return 0;
}
| true | qemu | 7364dbdabb7824d5bde1e341bb6d928282f01c83 |
3,379 | static always_inline int _pte_check (mmu_ctx_t *ctx, int is_64b,
target_ulong pte0, target_ulong pte1,
int h, int rw, int type)
{
target_ulong ptem, mmask;
int access, ret, pteh, ptev, pp;
access = 0;
ret = -1;
/* Check validity and table match */
#if defined(TARGET_PPC64)
if (is_64b) {
ptev = pte64_is_valid(pte0);
pteh = (pte0 >> 1) & 1;
} else
#endif
{
ptev = pte_is_valid(pte0);
pteh = (pte0 >> 6) & 1;
}
if (ptev && h == pteh) {
/* Check vsid & api */
#if defined(TARGET_PPC64)
if (is_64b) {
ptem = pte0 & PTE64_PTEM_MASK;
mmask = PTE64_CHECK_MASK;
pp = (pte1 & 0x00000003) | ((pte1 >> 61) & 0x00000004);
ctx->nx |= (pte1 >> 2) & 1; /* No execute bit */
ctx->nx |= (pte1 >> 3) & 1; /* Guarded bit */
} else
#endif
{
ptem = pte0 & PTE_PTEM_MASK;
mmask = PTE_CHECK_MASK;
pp = pte1 & 0x00000003;
}
if (ptem == ctx->ptem) {
if (ctx->raddr != (target_ulong)-1) {
/* all matches should have equal RPN, WIMG & PP */
if ((ctx->raddr & mmask) != (pte1 & mmask)) {
if (loglevel != 0)
fprintf(logfile, "Bad RPN/WIMG/PP\n");
return -3;
}
}
/* Compute access rights */
access = pp_check(ctx->key, pp, ctx->nx);
/* Keep the matching PTE informations */
ctx->raddr = pte1;
ctx->prot = access;
ret = check_prot(ctx->prot, rw, type);
if (ret == 0) {
/* Access granted */
#if defined (DEBUG_MMU)
if (loglevel != 0)
fprintf(logfile, "PTE access granted !\n");
#endif
} else {
/* Access right violation */
#if defined (DEBUG_MMU)
if (loglevel != 0)
fprintf(logfile, "PTE access rejected\n");
#endif
}
}
}
return ret;
}
| true | qemu | 6f2d8978728c48ca46f5c01835438508aace5c64 |
3,380 | static int h264_slice_header_parse(const H264Context *h, H264SliceContext *sl,
const H2645NAL *nal)
{
const SPS *sps;
const PPS *pps;
int ret;
unsigned int slice_type, tmp, i;
int field_pic_flag, bottom_field_flag;
int droppable, picture_structure;
sl->first_mb_addr = get_ue_golomb(&sl->gb);
slice_type = get_ue_golomb_31(&sl->gb);
if (slice_type > 9) {
av_log(h->avctx, AV_LOG_ERROR,
"slice type %d too large at %d\n",
slice_type, sl->first_mb_addr);
return AVERROR_INVALIDDATA;
}
if (slice_type > 4) {
slice_type -= 5;
sl->slice_type_fixed = 1;
} else
sl->slice_type_fixed = 0;
slice_type = ff_h264_golomb_to_pict_type[slice_type];
sl->slice_type = slice_type;
sl->slice_type_nos = slice_type & 3;
if (nal->type == NAL_IDR_SLICE &&
sl->slice_type_nos != AV_PICTURE_TYPE_I) {
av_log(h->avctx, AV_LOG_ERROR, "A non-intra slice in an IDR NAL unit.\n");
return AVERROR_INVALIDDATA;
}
sl->pps_id = get_ue_golomb(&sl->gb);
if (sl->pps_id >= MAX_PPS_COUNT) {
av_log(h->avctx, AV_LOG_ERROR, "pps_id %u out of range\n", sl->pps_id);
return AVERROR_INVALIDDATA;
}
if (!h->ps.pps_list[sl->pps_id]) {
av_log(h->avctx, AV_LOG_ERROR,
"non-existing PPS %u referenced\n",
sl->pps_id);
return AVERROR_INVALIDDATA;
}
pps = (const PPS*)h->ps.pps_list[sl->pps_id]->data;
if (!h->ps.sps_list[pps->sps_id]) {
av_log(h->avctx, AV_LOG_ERROR,
"non-existing SPS %u referenced\n", pps->sps_id);
return AVERROR_INVALIDDATA;
}
sps = (const SPS*)h->ps.sps_list[pps->sps_id]->data;
sl->frame_num = get_bits(&sl->gb, sps->log2_max_frame_num);
sl->mb_mbaff = 0;
droppable = nal->ref_idc == 0;
if (sps->frame_mbs_only_flag) {
picture_structure = PICT_FRAME;
} else {
field_pic_flag = get_bits1(&sl->gb);
if (field_pic_flag) {
bottom_field_flag = get_bits1(&sl->gb);
picture_structure = PICT_TOP_FIELD + bottom_field_flag;
} else {
picture_structure = PICT_FRAME;
}
}
sl->picture_structure = picture_structure;
sl->mb_field_decoding_flag = picture_structure != PICT_FRAME;
if (picture_structure == PICT_FRAME) {
sl->curr_pic_num = sl->frame_num;
sl->max_pic_num = 1 << sps->log2_max_frame_num;
} else {
sl->curr_pic_num = 2 * sl->frame_num + 1;
sl->max_pic_num = 1 << (sps->log2_max_frame_num + 1);
}
if (nal->type == NAL_IDR_SLICE)
get_ue_golomb(&sl->gb); /* idr_pic_id */
if (sps->poc_type == 0) {
sl->poc_lsb = get_bits(&sl->gb, sps->log2_max_poc_lsb);
if (pps->pic_order_present == 1 && picture_structure == PICT_FRAME)
sl->delta_poc_bottom = get_se_golomb(&sl->gb);
}
if (sps->poc_type == 1 && !sps->delta_pic_order_always_zero_flag) {
sl->delta_poc[0] = get_se_golomb(&sl->gb);
if (pps->pic_order_present == 1 && picture_structure == PICT_FRAME)
sl->delta_poc[1] = get_se_golomb(&sl->gb);
}
if (pps->redundant_pic_cnt_present)
sl->redundant_pic_count = get_ue_golomb(&sl->gb);
if (sl->slice_type_nos == AV_PICTURE_TYPE_B)
sl->direct_spatial_mv_pred = get_bits1(&sl->gb);
ret = ff_h264_parse_ref_count(&sl->list_count, sl->ref_count,
&sl->gb, pps, sl->slice_type_nos,
picture_structure);
if (ret < 0)
return ret;
if (sl->slice_type_nos != AV_PICTURE_TYPE_I) {
ret = ff_h264_decode_ref_pic_list_reordering(h, sl);
if (ret < 0) {
sl->ref_count[1] = sl->ref_count[0] = 0;
return ret;
}
}
sl->pwt.use_weight = 0;
for (i = 0; i < 2; i++) {
sl->pwt.luma_weight_flag[i] = 0;
sl->pwt.chroma_weight_flag[i] = 0;
}
if ((pps->weighted_pred && sl->slice_type_nos == AV_PICTURE_TYPE_P) ||
(pps->weighted_bipred_idc == 1 &&
sl->slice_type_nos == AV_PICTURE_TYPE_B))
ff_h264_pred_weight_table(&sl->gb, sps, sl->ref_count,
sl->slice_type_nos, &sl->pwt);
sl->explicit_ref_marking = 0;
if (nal->ref_idc) {
ret = ff_h264_decode_ref_pic_marking(h, sl, &sl->gb);
if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))
return AVERROR_INVALIDDATA;
}
if (sl->slice_type_nos != AV_PICTURE_TYPE_I && pps->cabac) {
tmp = get_ue_golomb_31(&sl->gb);
if (tmp > 2) {
av_log(h->avctx, AV_LOG_ERROR, "cabac_init_idc %u overflow\n", tmp);
return AVERROR_INVALIDDATA;
}
sl->cabac_init_idc = tmp;
}
sl->last_qscale_diff = 0;
tmp = pps->init_qp + get_se_golomb(&sl->gb);
if (tmp > 51 + 6 * (sps->bit_depth_luma - 8)) {
av_log(h->avctx, AV_LOG_ERROR, "QP %u out of range\n", tmp);
return AVERROR_INVALIDDATA;
}
sl->qscale = tmp;
sl->chroma_qp[0] = get_chroma_qp(pps, 0, sl->qscale);
sl->chroma_qp[1] = get_chroma_qp(pps, 1, sl->qscale);
// FIXME qscale / qp ... stuff
if (sl->slice_type == AV_PICTURE_TYPE_SP)
get_bits1(&sl->gb); /* sp_for_switch_flag */
if (sl->slice_type == AV_PICTURE_TYPE_SP ||
sl->slice_type == AV_PICTURE_TYPE_SI)
get_se_golomb(&sl->gb); /* slice_qs_delta */
sl->deblocking_filter = 1;
sl->slice_alpha_c0_offset = 0;
sl->slice_beta_offset = 0;
if (pps->deblocking_filter_parameters_present) {
tmp = get_ue_golomb_31(&sl->gb);
if (tmp > 2) {
av_log(h->avctx, AV_LOG_ERROR,
"deblocking_filter_idc %u out of range\n", tmp);
return AVERROR_INVALIDDATA;
}
sl->deblocking_filter = tmp;
if (sl->deblocking_filter < 2)
sl->deblocking_filter ^= 1; // 1<->0
if (sl->deblocking_filter) {
sl->slice_alpha_c0_offset = get_se_golomb(&sl->gb) * 2;
sl->slice_beta_offset = get_se_golomb(&sl->gb) * 2;
if (sl->slice_alpha_c0_offset > 12 ||
sl->slice_alpha_c0_offset < -12 ||
sl->slice_beta_offset > 12 ||
sl->slice_beta_offset < -12) {
av_log(h->avctx, AV_LOG_ERROR,
"deblocking filter parameters %d %d out of range\n",
sl->slice_alpha_c0_offset, sl->slice_beta_offset);
return AVERROR_INVALIDDATA;
}
}
}
return 0;
}
| false | FFmpeg | 5c2fb561d94fc51d76ab21d6f7cc5b6cc3aa599c |
3,381 | static int nut_read_header(AVFormatContext * avf, AVFormatParameters * ap) {
NUTContext * priv = avf->priv_data;
ByteIOContext * bc = &avf->pb;
nut_demuxer_opts_t dopts = {
.input = {
.priv = bc,
.seek = av_seek,
.read = av_read,
.eof = NULL,
.file_pos = 0,
},
.alloc = { av_malloc, av_realloc, av_free },
.read_index = 1,
.cache_syncpoints = 1,
};
nut_context_t * nut = priv->nut = nut_demuxer_init(&dopts);
nut_stream_header_t * s;
int ret, i;
if ((ret = nut_read_headers(nut, &s, NULL))) {
if (ret < 0) av_log(avf, AV_LOG_ERROR, " NUT error: %s\n", nut_error(-ret));
nut_demuxer_uninit(nut);
return -1;
}
priv->s = s;
for (i = 0; s[i].type != -1 && i < 2; i++) {
AVStream * st = av_new_stream(avf, i);
int j;
for (j = 0; j < s[i].fourcc_len && j < 8; j++) st->codec->codec_tag |= s[i].fourcc[j]<<(j*8);
st->codec->has_b_frames = s[i].decode_delay;
st->codec->extradata_size = s[i].codec_specific_len;
if (st->codec->extradata_size) {
st->codec->extradata = av_mallocz(st->codec->extradata_size);
memcpy(st->codec->extradata, s[i].codec_specific, st->codec->extradata_size);
}
av_set_pts_info(avf->streams[i], 60, s[i].time_base.nom, s[i].time_base.den);
st->start_time = 0;
st->duration = s[i].max_pts;
st->codec->codec_id = codec_get_id(nut_tags, st->codec->codec_tag);
switch(s[i].type) {
case NUT_AUDIO_CLASS:
st->codec->codec_type = CODEC_TYPE_AUDIO;
if (st->codec->codec_id == CODEC_ID_NONE) st->codec->codec_id = codec_get_wav_id(st->codec->codec_tag);
st->codec->channels = s[i].channel_count;
st->codec->sample_rate = s[i].samplerate_nom / s[i].samplerate_denom;
break;
case NUT_VIDEO_CLASS:
st->codec->codec_type = CODEC_TYPE_VIDEO;
if (st->codec->codec_id == CODEC_ID_NONE) st->codec->codec_id = codec_get_bmp_id(st->codec->codec_tag);
st->codec->width = s[i].width;
st->codec->height = s[i].height;
st->codec->sample_aspect_ratio.num = s[i].sample_width;
st->codec->sample_aspect_ratio.den = s[i].sample_height;
break;
}
if (st->codec->codec_id == CODEC_ID_NONE) av_log(avf, AV_LOG_ERROR, "Unknown codec?!\n");
}
return 0;
}
| false | FFmpeg | e4bb70838f0c3092a9b893f2210e7c303f0f2a4a |
3,382 | static int read_huffman_tables(HYuvContext *s, const uint8_t *src, int length)
{
GetBitContext gb;
int i;
init_get_bits(&gb, src, length * 8);
for (i = 0; i < 3; i++) {
if (read_len_table(s->len[i], &gb) < 0)
return -1;
if (ff_huffyuv_generate_bits_table(s->bits[i], s->len[i]) < 0) {
return -1;
}
ff_free_vlc(&s->vlc[i]);
init_vlc(&s->vlc[i], VLC_BITS, 256, s->len[i], 1, 1,
s->bits[i], 4, 4, 0);
}
generate_joint_tables(s);
return (get_bits_count(&gb) + 7) / 8;
}
| false | FFmpeg | f67a0d115254461649470452058fa3c28c0df294 |
3,384 | static int h264_slice_header_init(H264Context *h, int reinit)
{
int nb_slices = (HAVE_THREADS &&
h->avctx->active_thread_type & FF_THREAD_SLICE) ?
h->avctx->thread_count : 1;
int i, ret;
h->avctx->sample_aspect_ratio = h->sps.sar;
av_assert0(h->avctx->sample_aspect_ratio.den);
av_pix_fmt_get_chroma_sub_sample(h->avctx->pix_fmt,
&h->chroma_x_shift, &h->chroma_y_shift);
if (h->sps.timing_info_present_flag) {
int64_t den = h->sps.time_scale;
if (h->x264_build < 44U)
den *= 2;
av_reduce(&h->avctx->time_base.num, &h->avctx->time_base.den,
h->sps.num_units_in_tick, den, 1 << 30);
}
if (reinit)
ff_h264_free_tables(h, 0);
h->first_field = 0;
h->prev_interlaced_frame = 1;
init_scan_tables(h);
ret = ff_h264_alloc_tables(h);
if (ret < 0) {
av_log(h->avctx, AV_LOG_ERROR, "Could not allocate memory\n");
return ret;
}
if (nb_slices > H264_MAX_THREADS || (nb_slices > h->mb_height && h->mb_height)) {
int max_slices;
if (h->mb_height)
max_slices = FFMIN(H264_MAX_THREADS, h->mb_height);
else
max_slices = H264_MAX_THREADS;
av_log(h->avctx, AV_LOG_WARNING, "too many threads/slices %d,"
" reducing to %d\n", nb_slices, max_slices);
nb_slices = max_slices;
}
h->slice_context_count = nb_slices;
if (!HAVE_THREADS || !(h->avctx->active_thread_type & FF_THREAD_SLICE)) {
ret = ff_h264_context_init(h);
if (ret < 0) {
av_log(h->avctx, AV_LOG_ERROR, "context_init() failed.\n");
return ret;
}
} else {
for (i = 1; i < h->slice_context_count; i++) {
H264Context *c;
c = h->thread_context[i] = av_mallocz(sizeof(H264Context));
if (!c)
return AVERROR(ENOMEM);
c->avctx = h->avctx;
c->dsp = h->dsp;
c->vdsp = h->vdsp;
c->h264dsp = h->h264dsp;
c->h264qpel = h->h264qpel;
c->h264chroma = h->h264chroma;
c->sps = h->sps;
c->pps = h->pps;
c->pixel_shift = h->pixel_shift;
c->width = h->width;
c->height = h->height;
c->linesize = h->linesize;
c->uvlinesize = h->uvlinesize;
c->chroma_x_shift = h->chroma_x_shift;
c->chroma_y_shift = h->chroma_y_shift;
c->qscale = h->qscale;
c->droppable = h->droppable;
c->data_partitioning = h->data_partitioning;
c->low_delay = h->low_delay;
c->mb_width = h->mb_width;
c->mb_height = h->mb_height;
c->mb_stride = h->mb_stride;
c->mb_num = h->mb_num;
c->flags = h->flags;
c->workaround_bugs = h->workaround_bugs;
c->pict_type = h->pict_type;
init_scan_tables(c);
clone_tables(c, h, i);
c->context_initialized = 1;
}
for (i = 0; i < h->slice_context_count; i++)
if ((ret = ff_h264_context_init(h->thread_context[i])) < 0) {
av_log(h->avctx, AV_LOG_ERROR, "context_init() failed.\n");
return ret;
}
}
h->context_initialized = 1;
return 0;
}
| false | FFmpeg | 9e500efdbe0deeff1602500ebc229a0a6b6bb1a2 |
3,385 | static unsigned tget_long(GetByteContext *gb, int le)
{
unsigned v = le ? bytestream2_get_le32u(gb) : bytestream2_get_be32u(gb);
return v;
}
| false | FFmpeg | ce1ebb31a9a0e556a89cd7681082af19fbc1cced |
3,386 | static int ir2_decode_plane(Ir2Context *ctx, int width, int height, uint8_t *dst,
int pitch, const uint8_t *table)
{
int i;
int j;
int out = 0;
if (width & 1)
return AVERROR_INVALIDDATA;
/* first line contain absolute values, other lines contain deltas */
while (out < width) {
int c = ir2_get_code(&ctx->gb);
if (c >= 0x80) { /* we have a run */
c -= 0x7F;
if (out + c*2 > width)
return AVERROR_INVALIDDATA;
for (i = 0; i < c * 2; i++)
dst[out++] = 0x80;
} else { /* copy two values from table */
dst[out++] = table[c * 2];
dst[out++] = table[(c * 2) + 1];
}
}
dst += pitch;
for (j = 1; j < height; j++) {
out = 0;
if (get_bits_left(&ctx->gb) <= 0)
return AVERROR_INVALIDDATA;
while (out < width) {
int c = ir2_get_code(&ctx->gb);
if (c >= 0x80) { /* we have a skip */
c -= 0x7F;
if (out + c*2 > width)
return AVERROR_INVALIDDATA;
for (i = 0; i < c * 2; i++) {
dst[out] = dst[out - pitch];
out++;
}
} else { /* add two deltas from table */
int t = dst[out - pitch] + (table[c * 2] - 128);
t = av_clip_uint8(t);
dst[out] = t;
out++;
t = dst[out - pitch] + (table[(c * 2) + 1] - 128);
t = av_clip_uint8(t);
dst[out] = t;
out++;
}
}
dst += pitch;
}
return 0;
}
| true | FFmpeg | 159fb8ff7e4038edf13e91d3c08bc7b8abc369b9 |
3,387 | void hmp_change(Monitor *mon, const QDict *qdict)
{
const char *device = qdict_get_str(qdict, "device");
const char *target = qdict_get_str(qdict, "target");
const char *arg = qdict_get_try_str(qdict, "arg");
const char *read_only = qdict_get_try_str(qdict, "read-only-mode");
BlockdevChangeReadOnlyMode read_only_mode = 0;
Error *err = NULL;
if (strcmp(device, "vnc") == 0) {
if (read_only) {
monitor_printf(mon,
"Parameter 'read-only-mode' is invalid for VNC\n");
return;
}
if (strcmp(target, "passwd") == 0 ||
strcmp(target, "password") == 0) {
if (!arg) {
monitor_read_password(mon, hmp_change_read_arg, NULL);
return;
}
}
qmp_change("vnc", target, !!arg, arg, &err);
} else {
if (read_only) {
read_only_mode =
qapi_enum_parse(BlockdevChangeReadOnlyMode_lookup,
read_only, BLOCKDEV_CHANGE_READ_ONLY_MODE__MAX,
BLOCKDEV_CHANGE_READ_ONLY_MODE_RETAIN, &err);
if (err) {
hmp_handle_error(mon, &err);
return;
}
}
qmp_blockdev_change_medium(true, device, false, NULL, target,
!!arg, arg, !!read_only, read_only_mode,
&err);
if (err &&
error_get_class(err) == ERROR_CLASS_DEVICE_ENCRYPTED) {
error_free(err);
monitor_read_block_device_key(mon, device, NULL, NULL);
return;
}
}
hmp_handle_error(mon, &err);
}
| true | qemu | 788cf9f8c8cbda53843e060540f3e91a060eb744 |
3,388 | static CharDriverState *text_console_init(ChardevVC *vc)
{
CharDriverState *chr;
QemuConsole *s;
unsigned width = 0;
unsigned height = 0;
chr = g_malloc0(sizeof(CharDriverState));
if (vc->has_width) {
width = vc->width;
} else if (vc->has_cols) {
width = vc->cols * FONT_WIDTH;
}
if (vc->has_height) {
height = vc->height;
} else if (vc->has_rows) {
height = vc->rows * FONT_HEIGHT;
}
trace_console_txt_new(width, height);
if (width == 0 || height == 0) {
s = new_console(NULL, TEXT_CONSOLE);
} else {
s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE);
s->surface = qemu_create_displaysurface(width, height);
}
if (!s) {
g_free(chr);
return NULL;
}
s->chr = chr;
chr->opaque = s;
chr->chr_set_echo = text_console_set_echo;
/* console/chardev init sometimes completes elsewhere in a 2nd
* stage, so defer OPENED events until they are fully initialized
*/
chr->explicit_be_open = true;
if (display_state) {
text_console_do_init(chr, display_state);
}
return chr;
}
| true | qemu | afff2b15e89ac81c113f2ebfd729aaa02b40edb6 |
3,389 | static int codec_reinit(AVCodecContext *avctx, int width, int height, int quality) {
NuvContext *c = avctx->priv_data;
width = (width + 1) & ~1;
height = (height + 1) & ~1;
if (quality >= 0)
get_quant_quality(c, quality);
if (width != c->width || height != c->height) {
if (av_image_check_size(height, width, 0, avctx) < 0)
return 0;
avctx->width = c->width = width;
avctx->height = c->height = height;
c->decomp_size = c->height * c->width * 3 / 2;
c->decomp_buf = av_realloc(c->decomp_buf, c->decomp_size + AV_LZO_OUTPUT_PADDING);
if (!c->decomp_buf) {
av_log(avctx, AV_LOG_ERROR, "Can't allocate decompression buffer.\n");
return 0;
}
rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height, c->lq, c->cq);
} else if (quality != c->quality)
rtjpeg_decode_init(&c->rtj, &c->dsp, c->width, c->height, c->lq, c->cq);
return 1;
}
| true | FFmpeg | e7b95918fca1c3d057d35f77ba58ee2d00d03151 |
3,390 | int av_open_input_stream(AVFormatContext **ic_ptr,
ByteIOContext *pb, const char *filename,
AVInputFormat *fmt, AVFormatParameters *ap)
{
int err;
AVFormatContext *ic;
AVFormatParameters default_ap;
if(!ap){
ap=&default_ap;
memset(ap, 0, sizeof(default_ap));
}
if(!ap->prealloced_context)
ic = avformat_alloc_context();
else
ic = *ic_ptr;
if (!ic) {
err = AVERROR(ENOMEM);
goto fail;
}
ic->iformat = fmt;
ic->pb = pb;
ic->duration = AV_NOPTS_VALUE;
ic->start_time = AV_NOPTS_VALUE;
av_strlcpy(ic->filename, filename, sizeof(ic->filename));
/* allocate private data */
if (fmt->priv_data_size > 0) {
ic->priv_data = av_mallocz(fmt->priv_data_size);
if (!ic->priv_data) {
err = AVERROR(ENOMEM);
goto fail;
}
} else {
ic->priv_data = NULL;
}
if (ic->iformat->read_header) {
err = ic->iformat->read_header(ic, ap);
if (err < 0)
goto fail;
}
if (pb && !ic->data_offset)
ic->data_offset = url_ftell(ic->pb);
#if LIBAVFORMAT_VERSION_MAJOR < 53
ff_metadata_demux_compat(ic);
#endif
ic->raw_packet_buffer_remaining_size = RAW_PACKET_BUFFER_SIZE;
*ic_ptr = ic;
return 0;
fail:
if (ic) {
int i;
av_freep(&ic->priv_data);
for(i=0;i<ic->nb_streams;i++) {
AVStream *st = ic->streams[i];
if (st) {
av_free(st->priv_data);
av_free(st->codec->extradata);
}
av_free(st);
}
}
av_free(ic);
*ic_ptr = NULL;
return err;
} | true | FFmpeg | ec973f45a3afd82fd53313b0b570645c03b2b178 |
3,391 | static void network_to_control(RDMAControlHeader *control)
{
control->type = ntohl(control->type);
control->len = ntohl(control->len);
control->repeat = ntohl(control->repeat);
}
| true | qemu | 60fe637bf0e4d7989e21e50f52526444765c63b4 |
3,393 | void ff_get_wav_header(AVIOContext *pb, AVCodecContext *codec, int size)
{
int id;
id = avio_rl16(pb);
codec->codec_type = AVMEDIA_TYPE_AUDIO;
codec->codec_tag = id;
codec->channels = avio_rl16(pb);
codec->sample_rate = avio_rl32(pb);
codec->bit_rate = avio_rl32(pb) * 8;
codec->block_align = avio_rl16(pb);
if (size == 14) { /* We're dealing with plain vanilla WAVEFORMAT */
codec->bits_per_coded_sample = 8;
}else
codec->bits_per_coded_sample = avio_rl16(pb);
if (size >= 18) { /* We're obviously dealing with WAVEFORMATEX */
int cbSize = avio_rl16(pb); /* cbSize */
size -= 18;
cbSize = FFMIN(size, cbSize);
if (cbSize >= 22 && id == 0xfffe) { /* WAVEFORMATEXTENSIBLE */
codec->bits_per_coded_sample = avio_rl16(pb);
codec->channel_layout = avio_rl32(pb); /* dwChannelMask */
id = avio_rl32(pb); /* 4 first bytes of GUID */
avio_skip(pb, 12); /* skip end of GUID */
cbSize -= 22;
size -= 22;
}
codec->extradata_size = cbSize;
if (cbSize > 0) {
codec->extradata = av_mallocz(codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
avio_read(pb, codec->extradata, codec->extradata_size);
size -= cbSize;
}
/* It is possible for the chunk to contain garbage at the end */
if (size > 0)
avio_skip(pb, size);
}
codec->codec_id = ff_wav_codec_get_id(id, codec->bits_per_coded_sample);
if (codec->codec_id == CODEC_ID_AAC_LATM) {
/* channels and sample_rate values are those prior to applying SBR and/or PS */
codec->channels = 0;
codec->sample_rate = 0;
}
}
| true | FFmpeg | ca402f32e392590a81a1381dab41c4f9c2c2f98a |
3,395 | static int read_restart_header(MLPDecodeContext *m, GetBitContext *gbp,
const uint8_t *buf, unsigned int substr)
{
SubStream *s = &m->substream[substr];
unsigned int ch;
int sync_word, tmp;
uint8_t checksum;
uint8_t lossless_check;
int start_count = get_bits_count(gbp);
const int max_matrix_channel = m->avctx->codec_id == CODEC_ID_MLP
? MAX_MATRIX_CHANNEL_MLP
: MAX_MATRIX_CHANNEL_TRUEHD;
sync_word = get_bits(gbp, 13);
if (sync_word != 0x31ea >> 1) {
av_log(m->avctx, AV_LOG_ERROR,
"restart header sync incorrect (got 0x%04x)\n", sync_word);
return AVERROR_INVALIDDATA;
}
s->noise_type = get_bits1(gbp);
if (m->avctx->codec_id == CODEC_ID_MLP && s->noise_type) {
av_log(m->avctx, AV_LOG_ERROR, "MLP must have 0x31ea sync word.\n");
return AVERROR_INVALIDDATA;
}
skip_bits(gbp, 16); /* Output timestamp */
s->min_channel = get_bits(gbp, 4);
s->max_channel = get_bits(gbp, 4);
s->max_matrix_channel = get_bits(gbp, 4);
if (s->max_matrix_channel > max_matrix_channel) {
av_log(m->avctx, AV_LOG_ERROR,
"Max matrix channel cannot be greater than %d.\n",
max_matrix_channel);
return AVERROR_INVALIDDATA;
}
if (s->max_channel != s->max_matrix_channel) {
av_log(m->avctx, AV_LOG_ERROR,
"Max channel must be equal max matrix channel.\n");
return AVERROR_INVALIDDATA;
}
/* This should happen for TrueHD streams with >6 channels and MLP's noise
* type. It is not yet known if this is allowed. */
if (s->max_channel > MAX_MATRIX_CHANNEL_MLP && !s->noise_type) {
av_log_ask_for_sample(m->avctx,
"Number of channels %d is larger than the maximum supported "
"by the decoder.\n", s->max_channel + 2);
return AVERROR_PATCHWELCOME;
}
if (s->min_channel > s->max_channel) {
av_log(m->avctx, AV_LOG_ERROR,
"Substream min channel cannot be greater than max channel.\n");
return AVERROR_INVALIDDATA;
}
if (m->avctx->request_channels > 0
&& s->max_channel + 1 >= m->avctx->request_channels
&& substr < m->max_decoded_substream) {
av_log(m->avctx, AV_LOG_DEBUG,
"Extracting %d channel downmix from substream %d. "
"Further substreams will be skipped.\n",
s->max_channel + 1, substr);
m->max_decoded_substream = substr;
}
s->noise_shift = get_bits(gbp, 4);
s->noisegen_seed = get_bits(gbp, 23);
skip_bits(gbp, 19);
s->data_check_present = get_bits1(gbp);
lossless_check = get_bits(gbp, 8);
if (substr == m->max_decoded_substream
&& s->lossless_check_data != 0xffffffff) {
tmp = xor_32_to_8(s->lossless_check_data);
if (tmp != lossless_check)
av_log(m->avctx, AV_LOG_WARNING,
"Lossless check failed - expected %02x, calculated %02x.\n",
lossless_check, tmp);
}
skip_bits(gbp, 16);
memset(s->ch_assign, 0, sizeof(s->ch_assign));
for (ch = 0; ch <= s->max_matrix_channel; ch++) {
int ch_assign = get_bits(gbp, 6);
if (ch_assign > s->max_matrix_channel) {
av_log_ask_for_sample(m->avctx,
"Assignment of matrix channel %d to invalid output channel %d.\n",
ch, ch_assign);
return AVERROR_PATCHWELCOME;
}
s->ch_assign[ch_assign] = ch;
}
if (m->avctx->codec_id == CODEC_ID_MLP && m->needs_reordering) {
if (m->avctx->channel_layout == (AV_CH_LAYOUT_QUAD|AV_CH_LOW_FREQUENCY) ||
m->avctx->channel_layout == AV_CH_LAYOUT_5POINT0_BACK) {
int i = s->ch_assign[4];
s->ch_assign[4] = s->ch_assign[3];
s->ch_assign[3] = s->ch_assign[2];
s->ch_assign[2] = i;
} else if (m->avctx->channel_layout == AV_CH_LAYOUT_5POINT1_BACK) {
FFSWAP(int, s->ch_assign[2], s->ch_assign[4]);
FFSWAP(int, s->ch_assign[3], s->ch_assign[5]);
}
}
if (m->avctx->codec_id == CODEC_ID_TRUEHD &&
(m->avctx->channel_layout == AV_CH_LAYOUT_7POINT1 ||
m->avctx->channel_layout == AV_CH_LAYOUT_7POINT1_WIDE)) {
FFSWAP(int, s->ch_assign[4], s->ch_assign[6]);
FFSWAP(int, s->ch_assign[5], s->ch_assign[7]);
} else if (m->avctx->codec_id == CODEC_ID_TRUEHD &&
(m->avctx->channel_layout == AV_CH_LAYOUT_6POINT1 ||
m->avctx->channel_layout == (AV_CH_LAYOUT_6POINT1 | AV_CH_TOP_CENTER) ||
m->avctx->channel_layout == (AV_CH_LAYOUT_6POINT1 | AV_CH_TOP_FRONT_CENTER))) {
int i = s->ch_assign[6];
s->ch_assign[6] = s->ch_assign[5];
s->ch_assign[5] = s->ch_assign[4];
s->ch_assign[4] = i;
}
checksum = ff_mlp_restart_checksum(buf, get_bits_count(gbp) - start_count);
if (checksum != get_bits(gbp, 8))
av_log(m->avctx, AV_LOG_ERROR, "restart header checksum error\n");
/* Set default decoding parameters. */
s->param_presence_flags = 0xff;
s->num_primitive_matrices = 0;
s->blocksize = 8;
s->lossless_check_data = 0;
memset(s->output_shift , 0, sizeof(s->output_shift ));
memset(s->quant_step_size, 0, sizeof(s->quant_step_size));
for (ch = s->min_channel; ch <= s->max_channel; ch++) {
ChannelParams *cp = &s->channel_params[ch];
cp->filter_params[FIR].order = 0;
cp->filter_params[IIR].order = 0;
cp->filter_params[FIR].shift = 0;
cp->filter_params[IIR].shift = 0;
/* Default audio coding is 24-bit raw PCM. */
cp->huff_offset = 0;
cp->sign_huff_offset = (-1) << 23;
cp->codebook = 0;
cp->huff_lsbs = 24;
}
if (substr == m->max_decoded_substream)
m->avctx->channels = s->max_matrix_channel + 1;
return 0;
}
| false | FFmpeg | a9cd12ee2afb3f3aad783c396816b23d8513f472 |
3,396 | static void init_blk_migration(Monitor *mon, QEMUFile *f)
{
BlkMigDevState *bmds;
BlockDriverState *bs;
block_mig_state.submitted = 0;
block_mig_state.read_done = 0;
block_mig_state.transferred = 0;
block_mig_state.total_sector_sum = 0;
block_mig_state.prev_progress = -1;
for (bs = bdrv_first; bs != NULL; bs = bs->next) {
if (bs->type == BDRV_TYPE_HD) {
bmds = qemu_mallocz(sizeof(BlkMigDevState));
bmds->bs = bs;
bmds->bulk_completed = 0;
bmds->total_sectors = bdrv_getlength(bs) >> BDRV_SECTOR_BITS;
bmds->completed_sectors = 0;
bmds->shared_base = block_mig_state.shared_base;
block_mig_state.total_sector_sum += bmds->total_sectors;
if (bmds->shared_base) {
monitor_printf(mon, "Start migration for %s with shared base "
"image\n",
bs->device_name);
} else {
monitor_printf(mon, "Start full migration for %s\n",
bs->device_name);
}
QSIMPLEQ_INSERT_TAIL(&block_mig_state.bmds_list, bmds, entry);
}
}
}
| true | qemu | 792773b2255d25c6f5fe9dfa0ae200debab92de4 |
3,400 | static void vmgenid_device_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->vmsd = &vmstate_vmgenid;
dc->realize = vmgenid_realize;
dc->hotpluggable = false;
dc->props = vmgenid_properties;
set_bit(DEVICE_CATEGORY_MISC, dc->categories);
object_class_property_add_str(klass, VMGENID_GUID, NULL,
vmgenid_set_guid, NULL);
object_class_property_set_description(klass, VMGENID_GUID,
"Set Global Unique Identifier "
"(big-endian) or auto for random value",
NULL);
}
| true | qemu | c8389550dedc65892fba9c3df29423efd802f544 |
3,402 | static void run_block_job(BlockJob *job, Error **errp)
{
AioContext *aio_context = blk_get_aio_context(job->blk);
/* FIXME In error cases, the job simply goes away and we access a dangling
* pointer below. */
aio_context_acquire(aio_context);
do {
aio_poll(aio_context, true);
qemu_progress_print(job->len ?
((float)job->offset / job->len * 100.f) : 0.0f, 0);
} while (!job->ready);
block_job_complete_sync(job, errp);
aio_context_release(aio_context);
/* A block job may finish instantaneously without publishing any progress,
* so just signal completion here */
qemu_progress_print(100.f, 0);
}
| true | qemu | 4172a00373b2c81374293becc02b16b7f8c76659 |
3,403 | static int dxtory_decode_v1_420(AVCodecContext *avctx, AVFrame *pic,
const uint8_t *src, int src_size)
{
int h, w;
uint8_t *Y1, *Y2, *U, *V;
int ret;
if (src_size < avctx->width * avctx->height * 3 / 2) {
av_log(avctx, AV_LOG_ERROR, "packet too small\n");
return AVERROR_INVALIDDATA;
}
avctx->pix_fmt = AV_PIX_FMT_YUV420P;
if ((ret = ff_get_buffer(avctx, pic, 0)) < 0)
return ret;
Y1 = pic->data[0];
Y2 = pic->data[0] + pic->linesize[0];
U = pic->data[1];
V = pic->data[2];
for (h = 0; h < avctx->height; h += 2) {
for (w = 0; w < avctx->width; w += 2) {
AV_COPY16(Y1 + w, src);
AV_COPY16(Y2 + w, src + 2);
U[w >> 1] = src[4] + 0x80;
V[w >> 1] = src[5] + 0x80;
src += 6;
}
Y1 += pic->linesize[0] << 1;
Y2 += pic->linesize[0] << 1;
U += pic->linesize[1];
V += pic->linesize[2];
}
return 0;
}
| true | FFmpeg | a392bf657015c9a79a5a13adfbfb15086c1943b9 |
3,404 | int attribute_align_arg avcodec_encode_video2(AVCodecContext *avctx,
AVPacket *avpkt,
const AVFrame *frame,
int *got_packet_ptr)
{
int ret;
AVPacket user_pkt = *avpkt;
int needs_realloc = !user_pkt.data;
*got_packet_ptr = 0;
if(CONFIG_FRAME_THREAD_ENCODER &&
avctx->internal->frame_thread_encoder && (avctx->active_thread_type&FF_THREAD_FRAME))
return ff_thread_video_encode_frame(avctx, avpkt, frame, got_packet_ptr);
if ((avctx->flags&CODEC_FLAG_PASS1) && avctx->stats_out)
avctx->stats_out[0] = '\0';
if (!(avctx->codec->capabilities & CODEC_CAP_DELAY) && !frame) {
av_free_packet(avpkt);
av_init_packet(avpkt);
avpkt->size = 0;
return 0;
}
if (av_image_check_size(avctx->width, avctx->height, 0, avctx))
return AVERROR(EINVAL);
av_assert0(avctx->codec->encode2);
ret = avctx->codec->encode2(avctx, avpkt, frame, got_packet_ptr);
av_assert0(ret <= 0);
if (avpkt->data && avpkt->data == avctx->internal->byte_buffer) {
needs_realloc = 0;
if (user_pkt.data) {
if (user_pkt.size >= avpkt->size) {
memcpy(user_pkt.data, avpkt->data, avpkt->size);
} else {
av_log(avctx, AV_LOG_ERROR, "Provided packet is too small, needs to be %d\n", avpkt->size);
avpkt->size = user_pkt.size;
ret = -1;
}
avpkt->buf = user_pkt.buf;
avpkt->data = user_pkt.data;
#if FF_API_DESTRUCT_PACKET
FF_DISABLE_DEPRECATION_WARNINGS
avpkt->destruct = user_pkt.destruct;
FF_ENABLE_DEPRECATION_WARNINGS
#endif
} else {
if (av_dup_packet(avpkt) < 0) {
ret = AVERROR(ENOMEM);
}
}
}
if (!ret) {
if (!*got_packet_ptr)
avpkt->size = 0;
else if (!(avctx->codec->capabilities & CODEC_CAP_DELAY))
avpkt->pts = avpkt->dts = frame->pts;
if (needs_realloc && avpkt->data) {
ret = av_buffer_realloc(&avpkt->buf, avpkt->size + FF_INPUT_BUFFER_PADDING_SIZE);
if (ret >= 0)
avpkt->data = avpkt->buf->data;
}
avctx->frame_number++;
}
if (ret < 0 || !*got_packet_ptr)
av_free_packet(avpkt);
else
av_packet_merge_side_data(avpkt);
emms_c();
return ret;
} | true | FFmpeg | 3393cd85459cb9c23dec90373da91559987000ee |
3,405 | static int dxva2_hevc_start_frame(AVCodecContext *avctx,
av_unused const uint8_t *buffer,
av_unused uint32_t size)
{
const HEVCContext *h = avctx->priv_data;
AVDXVAContext *ctx = avctx->hwaccel_context;
struct hevc_dxva2_picture_context *ctx_pic = h->ref->hwaccel_picture_private;
if (!DXVA_CONTEXT_VALID(avctx, ctx))
return -1;
av_assert0(ctx_pic);
/* Fill up DXVA_PicParams_HEVC */
fill_picture_parameters(avctx, ctx, h, &ctx_pic->pp);
/* Fill up DXVA_Qmatrix_HEVC */
fill_scaling_lists(ctx, h, &ctx_pic->qm);
ctx_pic->slice_count = 0;
ctx_pic->bitstream_size = 0;
ctx_pic->bitstream = NULL;
return 0;
}
| false | FFmpeg | ab28108a361196134704071b7b34c42fc7d747c7 |
3,406 | static uint8_t *ogg_write_vorbiscomment(int offset, int bitexact,
int *header_len, AVDictionary **m, int framing_bit)
{
const char *vendor = bitexact ? "ffmpeg" : LIBAVFORMAT_IDENT;
int size;
uint8_t *p, *p0;
ff_metadata_conv(m, ff_vorbiscomment_metadata_conv, NULL);
size = offset + ff_vorbiscomment_length(*m, vendor) + framing_bit;
p = av_mallocz(size);
if (!p)
return NULL;
p0 = p;
p += offset;
ff_vorbiscomment_write(&p, m, vendor);
if (framing_bit)
bytestream_put_byte(&p, 1);
*header_len = size;
return p0;
}
| false | FFmpeg | 0db5b2b9f8a96298eeba7988d43c4eb44220fab3 |
3,407 | static void envelope_peak16(WaveformContext *s, AVFrame *out, int plane, int component)
{
const int dst_linesize = out->linesize[component] / 2;
const int bg = s->bg_color[component] * (s->size / 256);
const int limit = s->size - 1;
const int is_chroma = (component == 1 || component == 2);
const int shift_w = (is_chroma ? s->desc->log2_chroma_w : 0);
const int shift_h = (is_chroma ? s->desc->log2_chroma_h : 0);
const int dst_h = FF_CEIL_RSHIFT(out->height, shift_h);
const int dst_w = FF_CEIL_RSHIFT(out->width, shift_w);
const int start = s->estart[plane];
const int end = s->eend[plane];
int *emax = s->emax[plane][component];
int *emin = s->emin[plane][component];
uint16_t *dst;
int x, y;
if (s->mode) {
for (x = 0; x < dst_w; x++) {
for (y = start; y < end && y < emin[x]; y++) {
dst = (uint16_t *)out->data[component] + y * dst_linesize + x;
if (dst[0] != bg) {
emin[x] = y;
break;
}
}
for (y = end - 1; y >= start && y >= emax[x]; y--) {
dst = (uint16_t *)out->data[component] + y * dst_linesize + x;
if (dst[0] != bg) {
emax[x] = y;
break;
}
}
}
if (s->envelope == 3)
envelope_instant16(s, out, plane, component);
for (x = 0; x < dst_w; x++) {
dst = (uint16_t *)out->data[component] + emin[x] * dst_linesize + x;
dst[0] = limit;
dst = (uint16_t *)out->data[component] + emax[x] * dst_linesize + x;
dst[0] = limit;
}
} else {
for (y = 0; y < dst_h; y++) {
dst = (uint16_t *)out->data[component] + y * dst_linesize;
for (x = start; x < end && x < emin[y]; x++) {
if (dst[x] != bg) {
emin[y] = x;
break;
}
}
for (x = end - 1; x >= start && x >= emax[y]; x--) {
if (dst[x] != bg) {
emax[y] = x;
break;
}
}
}
if (s->envelope == 3)
envelope_instant16(s, out, plane, component);
for (y = 0; y < dst_h; y++) {
dst = (uint16_t *)out->data[component] + y * dst_linesize + emin[y];
dst[0] = limit;
dst = (uint16_t *)out->data[component] + y * dst_linesize + emax[y];
dst[0] = limit;
}
}
}
| false | FFmpeg | db592f3b03a21d5bd5237021c00af3ce0431fc60 |
3,408 | int sws_setColorspaceDetails(SwsContext *c, const int inv_table[4], int srcRange, const int table[4], int dstRange, int brightness, int contrast, int saturation)
{
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;
memcpy(c->srcColorspaceTable, inv_table, sizeof(int)*4);
memcpy(c->dstColorspaceTable, table, sizeof(int)*4);
c->brightness= brightness;
c->contrast = contrast;
c->saturation= saturation;
c->srcRange = srcRange;
c->dstRange = dstRange;
if (isYUV(c->dstFormat) || isGray(c->dstFormat)) return -1;
c->uOffset= 0x0400040004000400LL;
c->vOffset= 0x0400040004000400LL;
if (!srcRange) {
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->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);
ff_yuv2rgb_c_init_tables(c, inv_table, srcRange, brightness, contrast, saturation);
//FIXME factorize
#if ARCH_PPC && HAVE_ALTIVEC
if (c->flags & SWS_CPU_CAPS_ALTIVEC)
ff_yuv2rgb_init_tables_altivec(c, inv_table, brightness, contrast, saturation);
#endif
return 0;
}
| false | FFmpeg | f684f3c58a77a20f18b80f888d69c2bacb53ca9b |
3,409 | static int decode_mb_info(IVI5DecContext *ctx, IVIBandDesc *band,
IVITile *tile, AVCodecContext *avctx)
{
int x, y, mv_x, mv_y, mv_delta, offs, mb_offset,
mv_scale, blks_per_mb;
IVIMbInfo *mb, *ref_mb;
int row_offset = band->mb_size * band->pitch;
mb = tile->mbs;
ref_mb = tile->ref_mbs;
offs = tile->ypos * band->pitch + tile->xpos;
if (!ref_mb &&
((band->qdelta_present && band->inherit_qdelta) || band->inherit_mv))
return AVERROR_INVALIDDATA;
/* scale factor for motion vectors */
mv_scale = (ctx->planes[0].bands[0].mb_size >> 3) - (band->mb_size >> 3);
mv_x = mv_y = 0;
for (y = tile->ypos; y < (tile->ypos + tile->height); y += band->mb_size) {
mb_offset = offs;
for (x = tile->xpos; x < (tile->xpos + tile->width); x += band->mb_size) {
mb->xpos = x;
mb->ypos = y;
mb->buf_offs = mb_offset;
if (get_bits1(&ctx->gb)) {
if (ctx->frame_type == FRAMETYPE_INTRA) {
av_log(avctx, AV_LOG_ERROR, "Empty macroblock in an INTRA picture!\n");
return -1;
}
mb->type = 1; /* empty macroblocks are always INTER */
mb->cbp = 0; /* all blocks are empty */
mb->q_delta = 0;
if (!band->plane && !band->band_num && (ctx->frame_flags & 8)) {
mb->q_delta = get_vlc2(&ctx->gb, ctx->mb_vlc.tab->table,
IVI_VLC_BITS, 1);
mb->q_delta = IVI_TOSIGNED(mb->q_delta);
}
mb->mv_x = mb->mv_y = 0; /* no motion vector coded */
if (band->inherit_mv && ref_mb){
/* motion vector inheritance */
if (mv_scale) {
mb->mv_x = ivi_scale_mv(ref_mb->mv_x, mv_scale);
mb->mv_y = ivi_scale_mv(ref_mb->mv_y, mv_scale);
} else {
mb->mv_x = ref_mb->mv_x;
mb->mv_y = ref_mb->mv_y;
}
}
} else {
if (band->inherit_mv && ref_mb) {
mb->type = ref_mb->type; /* copy mb_type from corresponding reference mb */
} else if (ctx->frame_type == FRAMETYPE_INTRA) {
mb->type = 0; /* mb_type is always INTRA for intra-frames */
} else {
mb->type = get_bits1(&ctx->gb);
}
blks_per_mb = band->mb_size != band->blk_size ? 4 : 1;
mb->cbp = get_bits(&ctx->gb, blks_per_mb);
mb->q_delta = 0;
if (band->qdelta_present) {
if (band->inherit_qdelta) {
if (ref_mb) mb->q_delta = ref_mb->q_delta;
} else if (mb->cbp || (!band->plane && !band->band_num &&
(ctx->frame_flags & 8))) {
mb->q_delta = get_vlc2(&ctx->gb, ctx->mb_vlc.tab->table,
IVI_VLC_BITS, 1);
mb->q_delta = IVI_TOSIGNED(mb->q_delta);
}
}
if (!mb->type) {
mb->mv_x = mb->mv_y = 0; /* there is no motion vector in intra-macroblocks */
} else {
if (band->inherit_mv && ref_mb){
/* motion vector inheritance */
if (mv_scale) {
mb->mv_x = ivi_scale_mv(ref_mb->mv_x, mv_scale);
mb->mv_y = ivi_scale_mv(ref_mb->mv_y, mv_scale);
} else {
mb->mv_x = ref_mb->mv_x;
mb->mv_y = ref_mb->mv_y;
}
} else {
/* decode motion vector deltas */
mv_delta = get_vlc2(&ctx->gb, ctx->mb_vlc.tab->table,
IVI_VLC_BITS, 1);
mv_y += IVI_TOSIGNED(mv_delta);
mv_delta = get_vlc2(&ctx->gb, ctx->mb_vlc.tab->table,
IVI_VLC_BITS, 1);
mv_x += IVI_TOSIGNED(mv_delta);
mb->mv_x = mv_x;
mb->mv_y = mv_y;
}
}
}
mb++;
if (ref_mb)
ref_mb++;
mb_offset += band->mb_size;
}
offs += row_offset;
}
align_get_bits(&ctx->gb);
return 0;
}
| false | FFmpeg | c855ece101cd960ddd20eabd5f295e0b02b71dcc |
3,410 | void ff_imdct_calc(MDCTContext *s, FFTSample *output,
const FFTSample *input, FFTSample *tmp)
{
int k, n8, n4, n2, n, j;
const uint16_t *revtab = s->fft.revtab;
const FFTSample *tcos = s->tcos;
const FFTSample *tsin = s->tsin;
const FFTSample *in1, *in2;
FFTComplex *z = (FFTComplex *)tmp;
n = 1 << s->nbits;
n2 = n >> 1;
n4 = n >> 2;
n8 = n >> 3;
/* pre rotation */
in1 = input;
in2 = input + n2 - 1;
for(k = 0; k < n4; k++) {
j=revtab[k];
CMUL(z[j].re, z[j].im, *in2, *in1, tcos[k], tsin[k]);
in1 += 2;
in2 -= 2;
}
ff_fft_calc(&s->fft, z);
/* post rotation + reordering */
/* XXX: optimize */
for(k = 0; k < n4; k++) {
CMUL(z[k].re, z[k].im, z[k].re, z[k].im, tcos[k], tsin[k]);
}
for(k = 0; k < n8; k++) {
output[2*k] = -z[n8 + k].im;
output[n2-1-2*k] = z[n8 + k].im;
output[2*k+1] = z[n8-1-k].re;
output[n2-1-2*k-1] = -z[n8-1-k].re;
output[n2 + 2*k]=-z[k+n8].re;
output[n-1- 2*k]=-z[k+n8].re;
output[n2 + 2*k+1]=z[n8-k-1].im;
output[n-2 - 2 * k] = z[n8-k-1].im;
}
}
| true | FFmpeg | b9fa32082c71013e90eab9e9997967d2939cf4a6 |
3,411 | ISADevice *isa_create(const char *name)
{
DeviceState *dev;
if (!isabus) {
fprintf(stderr, "Tried to create isa device %s with no isa bus present.\n", name);
return NULL;
}
dev = qdev_create(&isabus->qbus, name);
return DO_UPCAST(ISADevice, qdev, dev);
}
| true | qemu | 3f66aa9c07d6392757f9d7b83849c7f791981725 |
3,412 | static int applehttp_read_seek(AVFormatContext *s, int stream_index,
int64_t timestamp, int flags)
{
AppleHTTPContext *c = s->priv_data;
int i, j, ret;
if ((flags & AVSEEK_FLAG_BYTE) || !c->variants[0]->finished)
return AVERROR(ENOSYS);
timestamp = av_rescale_rnd(timestamp, 1, stream_index >= 0 ?
s->streams[stream_index]->time_base.den :
AV_TIME_BASE, flags & AVSEEK_FLAG_BACKWARD ?
AV_ROUND_DOWN : AV_ROUND_UP);
ret = AVERROR(EIO);
for (i = 0; i < c->n_variants; i++) {
/* Reset reading */
struct variant *var = c->variants[i];
int64_t pos = 0;
if (var->input) {
ffurl_close(var->input);
var->input = NULL;
}
av_free_packet(&var->pkt);
reset_packet(&var->pkt);
var->pb.eof_reached = 0;
/* Locate the segment that contains the target timestamp */
for (j = 0; j < var->n_segments; j++) {
if (timestamp >= pos &&
timestamp < pos + var->segments[j]->duration) {
var->cur_seq_no = var->start_seq_no + j;
ret = 0;
break;
}
pos += var->segments[j]->duration;
}
}
return ret;
}
| true | FFmpeg | 6f20921deec135a68f78cb327472ea6cf28644a5 |
3,413 | int coroutine_fn qemu_co_recvv(int sockfd, struct iovec *iov,
int len, int iov_offset)
{
int total = 0;
int ret;
while (len) {
ret = qemu_recvv(sockfd, iov, len, iov_offset + total);
if (ret < 0) {
if (errno == EAGAIN) {
qemu_coroutine_yield();
continue;
}
if (total == 0) {
total = -1;
}
break;
}
if (ret == 0) {
break;
}
total += ret, len -= ret;
}
return total;
}
| true | qemu | 3e80bf9351f8fec9085c46df6da075efd5e71003 |
3,414 | static void vc1_decode_p_blocks(VC1Context *v)
{
MpegEncContext *s = &v->s;
int apply_loop_filter;
/* select codingmode used for VLC tables selection */
switch (v->c_ac_table_index) {
case 0:
v->codingset = (v->pqindex <= 8) ? CS_HIGH_RATE_INTRA : CS_LOW_MOT_INTRA;
break;
case 1:
v->codingset = CS_HIGH_MOT_INTRA;
break;
case 2:
v->codingset = CS_MID_RATE_INTRA;
break;
}
switch (v->c_ac_table_index) {
case 0:
v->codingset2 = (v->pqindex <= 8) ? CS_HIGH_RATE_INTER : CS_LOW_MOT_INTER;
break;
case 1:
v->codingset2 = CS_HIGH_MOT_INTER;
break;
case 2:
v->codingset2 = CS_MID_RATE_INTER;
break;
}
apply_loop_filter = s->loop_filter && !(s->avctx->skip_loop_filter >= AVDISCARD_NONKEY);
s->first_slice_line = 1;
memset(v->cbp_base, 0, sizeof(v->cbp_base[0])*2*s->mb_stride);
for (s->mb_y = s->start_mb_y; s->mb_y < s->end_mb_y; s->mb_y++) {
s->mb_x = 0;
ff_init_block_index(s);
for (; s->mb_x < s->mb_width; s->mb_x++) {
ff_update_block_index(s);
if (v->fcm == ILACE_FIELD)
vc1_decode_p_mb_intfi(v);
else if (v->fcm == ILACE_FRAME)
vc1_decode_p_mb_intfr(v);
else vc1_decode_p_mb(v);
if (s->mb_y != s->start_mb_y && apply_loop_filter && v->fcm == PROGRESSIVE)
vc1_apply_p_loop_filter(v);
if (get_bits_count(&s->gb) > v->bits || get_bits_count(&s->gb) < 0) {
// TODO: may need modification to handle slice coding
ff_er_add_slice(s, 0, s->start_mb_y, s->mb_x, s->mb_y, ER_MB_ERROR);
av_log(s->avctx, AV_LOG_ERROR, "Bits overconsumption: %i > %i at %ix%i\n",
get_bits_count(&s->gb), v->bits, s->mb_x, s->mb_y);
return;
}
}
memmove(v->cbp_base, v->cbp, sizeof(v->cbp_base[0]) * s->mb_stride);
memmove(v->ttblk_base, v->ttblk, sizeof(v->ttblk_base[0]) * s->mb_stride);
memmove(v->is_intra_base, v->is_intra, sizeof(v->is_intra_base[0]) * s->mb_stride);
memmove(v->luma_mv_base, v->luma_mv, sizeof(v->luma_mv_base[0]) * s->mb_stride);
if (s->mb_y != s->start_mb_y) ff_draw_horiz_band(s, (s->mb_y - 1) * 16, 16);
s->first_slice_line = 0;
}
if (apply_loop_filter) {
s->mb_x = 0;
ff_init_block_index(s);
for (; s->mb_x < s->mb_width; s->mb_x++) {
ff_update_block_index(s);
vc1_apply_p_loop_filter(v);
}
}
if (s->end_mb_y >= s->start_mb_y)
ff_draw_horiz_band(s, (s->end_mb_y - 1) * 16, 16);
ff_er_add_slice(s, 0, s->start_mb_y << v->field_mode, s->mb_width - 1,
(s->end_mb_y << v->field_mode) - 1, ER_MB_END);
}
| true | FFmpeg | 22ce78a95efb5d67dcd925285ad8c836b67d2c19 |
3,415 | static int get_metadata(AVFormatContext *s,
const char *const tag,
const unsigned data_size)
{
uint8_t *buf = ((data_size + 1) == 0) ? NULL : av_malloc(data_size + 1);
if (!buf)
return AVERROR(ENOMEM);
if (avio_read(s->pb, buf, data_size) < 0) {
av_free(buf);
return AVERROR(EIO);
}
buf[data_size] = 0;
av_dict_set(&s->metadata, tag, buf, AV_DICT_DONT_STRDUP_VAL);
return 0;
}
| true | FFmpeg | 8e90c7285d1cbf62a9c9a5f9e6efda998dc0d454 |
3,417 | static int set_sps(HEVCContext *s, const HEVCSPS *sps)
{
int ret;
int num = 0, den = 0;
pic_arrays_free(s);
ret = pic_arrays_init(s, sps);
if (ret < 0)
goto fail;
s->avctx->coded_width = sps->width;
s->avctx->coded_height = sps->height;
s->avctx->width = sps->output_width;
s->avctx->height = sps->output_height;
s->avctx->pix_fmt = sps->pix_fmt;
s->avctx->sample_aspect_ratio = sps->vui.sar;
s->avctx->has_b_frames = sps->temporal_layer[sps->max_sub_layers - 1].num_reorder_pics;
if (sps->vui.video_signal_type_present_flag)
s->avctx->color_range = sps->vui.video_full_range_flag ? AVCOL_RANGE_JPEG
: AVCOL_RANGE_MPEG;
else
s->avctx->color_range = AVCOL_RANGE_MPEG;
if (sps->vui.colour_description_present_flag) {
s->avctx->color_primaries = sps->vui.colour_primaries;
s->avctx->color_trc = sps->vui.transfer_characteristic;
s->avctx->colorspace = sps->vui.matrix_coeffs;
} else {
s->avctx->color_primaries = AVCOL_PRI_UNSPECIFIED;
s->avctx->color_trc = AVCOL_TRC_UNSPECIFIED;
s->avctx->colorspace = AVCOL_SPC_UNSPECIFIED;
}
ff_hevc_pred_init(&s->hpc, sps->bit_depth);
ff_hevc_dsp_init (&s->hevcdsp, sps->bit_depth);
ff_videodsp_init (&s->vdsp, sps->bit_depth);
if (sps->sao_enabled) {
av_frame_unref(s->tmp_frame);
ret = ff_get_buffer(s->avctx, s->tmp_frame, AV_GET_BUFFER_FLAG_REF);
if (ret < 0)
goto fail;
s->frame = s->tmp_frame;
}
s->sps = sps;
s->vps = (HEVCVPS*) s->vps_list[s->sps->vps_id]->data;
if (s->vps->vps_timing_info_present_flag) {
num = s->vps->vps_num_units_in_tick;
den = s->vps->vps_time_scale;
} else if (sps->vui.vui_timing_info_present_flag) {
num = sps->vui.vui_num_units_in_tick;
den = sps->vui.vui_time_scale;
}
if (num != 0 && den != 0)
av_reduce(&s->avctx->time_base.num, &s->avctx->time_base.den,
num, den, 1 << 30);
return 0;
fail:
pic_arrays_free(s);
s->sps = NULL;
return ret;
}
| false | FFmpeg | ed06e5d92b4c67b49068d538461fbbe0a53a8c5e |
3,418 | yuv2mono_2_c_template(SwsContext *c, const int16_t *buf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf[2], uint8_t *dest, int dstW,
int yalpha, int uvalpha, int y,
enum AVPixelFormat target)
{
const int16_t *buf0 = buf[0], *buf1 = buf[1];
const uint8_t * const d128 = dither_8x8_220[y & 7];
int yalpha1 = 4096 - yalpha;
int i;
if (c->flags & SWS_ERROR_DIFFUSION) {
int err = 0;
int acc = 0;
for (i = 0; i < dstW; i +=2) {
int Y;
Y = (buf0[i + 0] * yalpha1 + buf1[i + 0] * yalpha) >> 19;
Y += (7*err + 1*c->dither_error[0][i] + 5*c->dither_error[0][i+1] + 3*c->dither_error[0][i+2] + 8 - 256)>>4;
c->dither_error[0][i] = err;
acc = 2*acc + (Y >= 128);
Y -= 220*(acc&1);
err = (buf0[i + 1] * yalpha1 + buf1[i + 1] * yalpha) >> 19;
err += (7*Y + 1*c->dither_error[0][i+1] + 5*c->dither_error[0][i+2] + 3*c->dither_error[0][i+3] + 8 - 256)>>4;
c->dither_error[0][i+1] = Y;
acc = 2*acc + (err >= 128);
err -= 220*(acc&1);
if ((i & 7) == 6)
output_pixel(*dest++, acc);
}
c->dither_error[0][i] = err;
} else {
for (i = 0; i < dstW; i += 8) {
int Y, acc = 0;
Y = (buf0[i + 0] * yalpha1 + buf1[i + 0] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[0]);
Y = (buf0[i + 1] * yalpha1 + buf1[i + 1] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[1]);
Y = (buf0[i + 2] * yalpha1 + buf1[i + 2] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[2]);
Y = (buf0[i + 3] * yalpha1 + buf1[i + 3] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[3]);
Y = (buf0[i + 4] * yalpha1 + buf1[i + 4] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[4]);
Y = (buf0[i + 5] * yalpha1 + buf1[i + 5] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[5]);
Y = (buf0[i + 6] * yalpha1 + buf1[i + 6] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[6]);
Y = (buf0[i + 7] * yalpha1 + buf1[i + 7] * yalpha) >> 19;
accumulate_bit(acc, Y + d128[7]);
output_pixel(*dest++, acc);
}
}
}
| false | FFmpeg | 1e0e193240a8e47a980ac76b8b5af831b17b7928 |
3,419 | static double eval_expr(Parser * p, AVEvalExpr * e) {
switch (e->type) {
case e_value: return e->value;
case e_const: return e->value * p->const_value[e->a.const_index];
case e_func0: return e->value * e->a.func0(eval_expr(p, e->param[0]));
case e_func1: return e->value * e->a.func1(p->opaque, eval_expr(p, e->param[0]));
case e_func2: return e->value * e->a.func2(p->opaque, eval_expr(p, e->param[0]), eval_expr(p, e->param[1]));
case e_squish: return 1/(1+exp(4*eval_expr(p, e->param[0])));
case e_gauss: { double d = eval_expr(p, e->param[0]); return exp(-d*d/2)/sqrt(2*M_PI); }
case e_ld: return e->value * p->var[clip(eval_expr(p, e->param[0]), 0, VARS-1)];
case e_while: {
double d;
while(eval_expr(p, e->param[0]))
d=eval_expr(p, e->param[1]);
return d;
}
default: {
double d = eval_expr(p, e->param[0]);
double d2 = eval_expr(p, e->param[1]);
switch (e->type) {
case e_mod: return e->value * (d - floor(d/d2)*d2);
case e_max: return e->value * (d > d2 ? d : d2);
case e_min: return e->value * (d < d2 ? d : d2);
case e_eq: return e->value * (d == d2 ? 1.0 : 0.0);
case e_gt: return e->value * (d > d2 ? 1.0 : 0.0);
case e_gte: return e->value * (d >= d2 ? 1.0 : 0.0);
case e_pow: return e->value * pow(d, d2);
case e_mul: return e->value * (d * d2);
case e_div: return e->value * (d / d2);
case e_add: return e->value * (d + d2);
case e_last:return d2;
case e_st : return e->value * (p->var[clip(d, 0, VARS-1)]= d2);
}
}
}
return NAN;
}
| false | FFmpeg | 63a547eabc3ec874ca0f732d141eb2b2e95224a8 |
3,420 | static int build_filter(ResampleContext *c, void *filter, double factor, int tap_count, int alloc, int phase_count, int scale,
int filter_type, int kaiser_beta){
int ph, i;
double x, y, w;
double *tab = av_malloc_array(tap_count, sizeof(*tab));
const int center= (tap_count-1)/2;
if (!tab)
return AVERROR(ENOMEM);
/* if upsampling, only need to interpolate, no filter */
if (factor > 1.0)
factor = 1.0;
for(ph=0;ph<phase_count;ph++) {
double norm = 0;
for(i=0;i<tap_count;i++) {
x = M_PI * ((double)(i - center) - (double)ph / phase_count) * factor;
if (x == 0) y = 1.0;
else y = sin(x) / x;
switch(filter_type){
case SWR_FILTER_TYPE_CUBIC:{
const float d= -0.5; //first order derivative = -0.5
x = fabs(((double)(i - center) - (double)ph / phase_count) * factor);
if(x<1.0) y= 1 - 3*x*x + 2*x*x*x + d*( -x*x + x*x*x);
else y= d*(-4 + 8*x - 5*x*x + x*x*x);
break;}
case SWR_FILTER_TYPE_BLACKMAN_NUTTALL:
w = 2.0*x / (factor*tap_count) + M_PI;
y *= 0.3635819 - 0.4891775 * cos(w) + 0.1365995 * cos(2*w) - 0.0106411 * cos(3*w);
break;
case SWR_FILTER_TYPE_KAISER:
w = 2.0*x / (factor*tap_count*M_PI);
y *= bessel(kaiser_beta*sqrt(FFMAX(1-w*w, 0)));
break;
default:
av_assert0(0);
}
tab[i] = y;
norm += y;
}
/* normalize so that an uniform color remains the same */
switch(c->format){
case AV_SAMPLE_FMT_S16P:
for(i=0;i<tap_count;i++)
((int16_t*)filter)[ph * alloc + i] = av_clip(lrintf(tab[i] * scale / norm), INT16_MIN, INT16_MAX);
break;
case AV_SAMPLE_FMT_S32P:
for(i=0;i<tap_count;i++)
((int32_t*)filter)[ph * alloc + i] = av_clipl_int32(llrint(tab[i] * scale / norm));
break;
case AV_SAMPLE_FMT_FLTP:
for(i=0;i<tap_count;i++)
((float*)filter)[ph * alloc + i] = tab[i] * scale / norm;
break;
case AV_SAMPLE_FMT_DBLP:
for(i=0;i<tap_count;i++)
((double*)filter)[ph * alloc + i] = tab[i] * scale / norm;
break;
}
}
#if 0
{
#define LEN 1024
int j,k;
double sine[LEN + tap_count];
double filtered[LEN];
double maxff=-2, minff=2, maxsf=-2, minsf=2;
for(i=0; i<LEN; i++){
double ss=0, sf=0, ff=0;
for(j=0; j<LEN+tap_count; j++)
sine[j]= cos(i*j*M_PI/LEN);
for(j=0; j<LEN; j++){
double sum=0;
ph=0;
for(k=0; k<tap_count; k++)
sum += filter[ph * tap_count + k] * sine[k+j];
filtered[j]= sum / (1<<FILTER_SHIFT);
ss+= sine[j + center] * sine[j + center];
ff+= filtered[j] * filtered[j];
sf+= sine[j + center] * filtered[j];
}
ss= sqrt(2*ss/LEN);
ff= sqrt(2*ff/LEN);
sf= 2*sf/LEN;
maxff= FFMAX(maxff, ff);
minff= FFMIN(minff, ff);
maxsf= FFMAX(maxsf, sf);
minsf= FFMIN(minsf, sf);
if(i%11==0){
av_log(NULL, AV_LOG_ERROR, "i:%4d ss:%f ff:%13.6e-%13.6e sf:%13.6e-%13.6e\n", i, ss, maxff, minff, maxsf, minsf);
minff=minsf= 2;
maxff=maxsf= -2;
}
}
}
#endif
av_free(tab);
return 0;
}
| true | FFmpeg | 9bec6d71a22ab42908f900f3b3289fa1edfcea6e |
3,421 | void avcodec_get_context_defaults2(AVCodecContext *s, enum CodecType codec_type){
int flags=0;
memset(s, 0, sizeof(AVCodecContext));
s->av_class= &av_codec_context_class;
s->codec_type = codec_type;
if(codec_type == CODEC_TYPE_AUDIO)
flags= AV_OPT_FLAG_AUDIO_PARAM;
else if(codec_type == CODEC_TYPE_VIDEO)
flags= AV_OPT_FLAG_VIDEO_PARAM;
else if(codec_type == CODEC_TYPE_SUBTITLE)
flags= AV_OPT_FLAG_SUBTITLE_PARAM;
av_opt_set_defaults2(s, flags, flags);
s->rc_eq= av_strdup("tex^qComp");
s->time_base= (AVRational){0,1};
s->get_buffer= avcodec_default_get_buffer;
s->release_buffer= avcodec_default_release_buffer;
s->get_format= avcodec_default_get_format;
s->execute= avcodec_default_execute;
s->sample_aspect_ratio= (AVRational){0,1};
s->pix_fmt= PIX_FMT_NONE;
s->sample_fmt= SAMPLE_FMT_S16; // FIXME: set to NONE
s->palctrl = NULL;
s->reget_buffer= avcodec_default_reget_buffer;
}
| true | FFmpeg | 3cffbe090a5168dcfe580de8d662a32e7ad1d911 |
3,422 | static void dec_float(DisasContext *dc, uint32_t insn)
{
uint32_t op0;
uint32_t ra, rb, rd;
op0 = extract32(insn, 0, 8);
ra = extract32(insn, 16, 5);
rb = extract32(insn, 11, 5);
rd = extract32(insn, 21, 5);
switch (op0) {
case 0x00: /* lf.add.s */
LOG_DIS("lf.add.s r%d, r%d, r%d\n", rd, ra, rb);
gen_helper_float_add_s(cpu_R[rd], cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x01: /* lf.sub.s */
LOG_DIS("lf.sub.s r%d, r%d, r%d\n", rd, ra, rb);
gen_helper_float_sub_s(cpu_R[rd], cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x02: /* lf.mul.s */
LOG_DIS("lf.mul.s r%d, r%d, r%d\n", rd, ra, rb);
if (ra != 0 && rb != 0) {
gen_helper_float_mul_s(cpu_R[rd], cpu_env, cpu_R[ra], cpu_R[rb]);
} else {
tcg_gen_ori_tl(fpcsr, fpcsr, FPCSR_ZF);
tcg_gen_movi_i32(cpu_R[rd], 0x0);
}
break;
case 0x03: /* lf.div.s */
LOG_DIS("lf.div.s r%d, r%d, r%d\n", rd, ra, rb);
gen_helper_float_div_s(cpu_R[rd], cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x04: /* lf.itof.s */
LOG_DIS("lf.itof r%d, r%d\n", rd, ra);
gen_helper_itofs(cpu_R[rd], cpu_env, cpu_R[ra]);
break;
case 0x05: /* lf.ftoi.s */
LOG_DIS("lf.ftoi r%d, r%d\n", rd, ra);
gen_helper_ftois(cpu_R[rd], cpu_env, cpu_R[ra]);
break;
case 0x06: /* lf.rem.s */
LOG_DIS("lf.rem.s r%d, r%d, r%d\n", rd, ra, rb);
gen_helper_float_rem_s(cpu_R[rd], cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x07: /* lf.madd.s */
LOG_DIS("lf.madd.s r%d, r%d, r%d\n", rd, ra, rb);
gen_helper_float_madd_s(cpu_R[rd], cpu_env, cpu_R[rd],
cpu_R[ra], cpu_R[rb]);
break;
case 0x08: /* lf.sfeq.s */
LOG_DIS("lf.sfeq.s r%d, r%d\n", ra, rb);
gen_helper_float_eq_s(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x09: /* lf.sfne.s */
LOG_DIS("lf.sfne.s r%d, r%d\n", ra, rb);
gen_helper_float_ne_s(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x0a: /* lf.sfgt.s */
LOG_DIS("lf.sfgt.s r%d, r%d\n", ra, rb);
gen_helper_float_gt_s(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x0b: /* lf.sfge.s */
LOG_DIS("lf.sfge.s r%d, r%d\n", ra, rb);
gen_helper_float_ge_s(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x0c: /* lf.sflt.s */
LOG_DIS("lf.sflt.s r%d, r%d\n", ra, rb);
gen_helper_float_lt_s(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x0d: /* lf.sfle.s */
LOG_DIS("lf.sfle.s r%d, r%d\n", ra, rb);
gen_helper_float_le_s(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]);
break;
/* not used yet, open it when we need or64. */
/*#ifdef TARGET_OPENRISC64
case 0x10: lf.add.d
LOG_DIS("lf.add.d r%d, r%d, r%d\n", rd, ra, rb);
check_of64s(dc);
gen_helper_float_add_d(cpu_R[rd], cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x11: lf.sub.d
LOG_DIS("lf.sub.d r%d, r%d, r%d\n", rd, ra, rb);
check_of64s(dc);
gen_helper_float_sub_d(cpu_R[rd], cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x12: lf.mul.d
LOG_DIS("lf.mul.d r%d, r%d, r%d\n", rd, ra, rb);
check_of64s(dc);
if (ra != 0 && rb != 0) {
gen_helper_float_mul_d(cpu_R[rd], cpu_env, cpu_R[ra], cpu_R[rb]);
} else {
tcg_gen_ori_tl(fpcsr, fpcsr, FPCSR_ZF);
tcg_gen_movi_i64(cpu_R[rd], 0x0);
}
break;
case 0x13: lf.div.d
LOG_DIS("lf.div.d r%d, r%d, r%d\n", rd, ra, rb);
check_of64s(dc);
gen_helper_float_div_d(cpu_R[rd], cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x14: lf.itof.d
LOG_DIS("lf.itof r%d, r%d\n", rd, ra);
check_of64s(dc);
gen_helper_itofd(cpu_R[rd], cpu_env, cpu_R[ra]);
break;
case 0x15: lf.ftoi.d
LOG_DIS("lf.ftoi r%d, r%d\n", rd, ra);
check_of64s(dc);
gen_helper_ftoid(cpu_R[rd], cpu_env, cpu_R[ra]);
break;
case 0x16: lf.rem.d
LOG_DIS("lf.rem.d r%d, r%d, r%d\n", rd, ra, rb);
check_of64s(dc);
gen_helper_float_rem_d(cpu_R[rd], cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x17: lf.madd.d
LOG_DIS("lf.madd.d r%d, r%d, r%d\n", rd, ra, rb);
check_of64s(dc);
gen_helper_float_madd_d(cpu_R[rd], cpu_env, cpu_R[rd],
cpu_R[ra], cpu_R[rb]);
break;
case 0x18: lf.sfeq.d
LOG_DIS("lf.sfeq.d r%d, r%d\n", ra, rb);
check_of64s(dc);
gen_helper_float_eq_d(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x1a: lf.sfgt.d
LOG_DIS("lf.sfgt.d r%d, r%d\n", ra, rb);
check_of64s(dc);
gen_helper_float_gt_d(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x1b: lf.sfge.d
LOG_DIS("lf.sfge.d r%d, r%d\n", ra, rb);
check_of64s(dc);
gen_helper_float_ge_d(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x19: lf.sfne.d
LOG_DIS("lf.sfne.d r%d, r%d\n", ra, rb);
check_of64s(dc);
gen_helper_float_ne_d(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x1c: lf.sflt.d
LOG_DIS("lf.sflt.d r%d, r%d\n", ra, rb);
check_of64s(dc);
gen_helper_float_lt_d(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]);
break;
case 0x1d: lf.sfle.d
LOG_DIS("lf.sfle.d r%d, r%d\n", ra, rb);
check_of64s(dc);
gen_helper_float_le_d(cpu_sr_f, cpu_env, cpu_R[ra], cpu_R[rb]);
break;
#endif*/
default:
gen_illegal_exception(dc);
break;
}
}
| true | qemu | 6597c28d618a3d16d468770b7c30a0237a8c8ea9 |
3,423 | void rng_backend_open(RngBackend *s, Error **errp)
{
object_property_set_bool(OBJECT(s), true, "opened", errp);
}
| true | qemu | 57d3e1b3f52d07d215ed96df946ee01f8d9f9526 |
Subsets and Splits