text: // RUN: %clang_cc1 -D__ARM_FEATURE_SVE -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
  // RUN: %clang_cc1 -D__ARM_FEATURE_SVE -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
  
  #include <arm_sve.h>
  
  #ifdef SVE_OVERLOADED_FORMS
  // A simple used,unused... macro, long enough to represent any SVE builtin.
  #define SVE_ACLE_FUNC(A1,A2_UNUSED,A3,A4_UNUSED) A1##A3
  #else
  #define SVE_ACLE_FUNC(A1,A2,A3,A4) A1##A2##A3##A4
  #endif
  
  void test_svprfd(svbool_t pg, const void *base)
  {
    // CHECK-LABEL: test_svprfd
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %base, i32 0)
    return svprfd(pg, base, SV_PLDL1KEEP);
  }
  
  void test_svprfd_1(svbool_t pg, const void *base)
  {
    // CHECK-LABEL: test_svprfd_1
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %base, i32 1)
    return svprfd(pg, base, SV_PLDL1STRM);
  }
  
  void test_svprfd_2(svbool_t pg, const void *base)
  {
    // CHECK-LABEL: test_svprfd_2
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %base, i32 2)
    return svprfd(pg, base, SV_PLDL2KEEP);
  }
  
  void test_svprfd_3(svbool_t pg, const void *base)
  {
    // CHECK-LABEL: test_svprfd_3
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %base, i32 3)
    return svprfd(pg, base, SV_PLDL2STRM);
  }
  
  void test_svprfd_4(svbool_t pg, const void *base)
  {
    // CHECK-LABEL: test_svprfd_4
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %base, i32 4)
    return svprfd(pg, base, SV_PLDL3KEEP);
  }
  
  void test_svprfd_5(svbool_t pg, const void *base)
  {
    // CHECK-LABEL: test_svprfd_5
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %base, i32 5)
    return svprfd(pg, base, SV_PLDL3STRM);
  }
  
  void test_svprfd_6(svbool_t pg, const void *base)
  {
    // CHECK-LABEL: test_svprfd_6
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %base, i32 8)
    return svprfd(pg, base, SV_PSTL1KEEP);
  }
  
  void test_svprfd_7(svbool_t pg, const void *base)
  {
    // CHECK-LABEL: test_svprfd_7
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %base, i32 9)
    return svprfd(pg, base, SV_PSTL1STRM);
  }
  
  void test_svprfd_8(svbool_t pg, const void *base)
  {
    // CHECK-LABEL: test_svprfd_8
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %base, i32 10)
    return svprfd(pg, base, SV_PSTL2KEEP);
  }
  
  void test_svprfd_9(svbool_t pg, const void *base)
  {
    // CHECK-LABEL: test_svprfd_9
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %base, i32 11)
    return svprfd(pg, base, SV_PSTL2STRM);
  }
  
  void test_svprfd_10(svbool_t pg, const void *base)
  {
    // CHECK-LABEL: test_svprfd_10
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %base, i32 12)
    return svprfd(pg, base, SV_PSTL3KEEP);
  }
  
  void test_svprfd_11(svbool_t pg, const void *base)
  {
    // CHECK-LABEL: test_svprfd_11
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %base, i32 13)
    return svprfd(pg, base, SV_PSTL3STRM);
  }
  
  void test_svprfd_vnum(svbool_t pg, const void *base, int64_t vnum)
  {
    // CHECK-LABEL: test_svprfd_vnum
    // CHECK-DAG: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK-DAG: %[[BASE:.*]] = bitcast i8* %base to <vscale x 2 x i64>*
    // CHECK-DAG: %[[GEP:.*]] = getelementptr <vscale x 2 x i64>, <vscale x 2 x i64>* %[[BASE]], i64 %vnum
    // CHECK-DAG: %[[I8_BASE:.*]] = bitcast <vscale x 2 x i64>* %[[GEP]] to i8*
    // CHECK: @llvm.aarch64.sve.prf.nxv2i1(<vscale x 2 x i1> %[[PG]], i8* %[[I8_BASE]], i32 0)
    return svprfd_vnum(pg, base, vnum, SV_PLDL1KEEP);
  }
  
  void test_svprfd_gather_u32base(svbool_t pg, svuint32_t bases)
  {
    // CHECK-LABEL: test_svprfd_gather_u32base
    // CHECK: %[[PG:.*]] = call <vscale x 4 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv4i1(<vscale x 16 x i1> %pg)
    // CHECK: call void @llvm.aarch64.sve.prfd.gather.scalar.offset.nxv4i32(<vscale x 4 x i1> %[[PG]], <vscale x 4 x i32> %bases, i64 0, i32 0)
    // CHECK: ret void
    return SVE_ACLE_FUNC(svprfd_gather,_u32base,,)(pg, bases, SV_PLDL1KEEP);
  }
  
  void test_svprfd_gather_u64base(svbool_t pg, svuint64_t bases)
  {
    // CHECK-LABEL: test_svprfd_gather_u64base
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: call void @llvm.aarch64.sve.prfd.gather.scalar.offset.nxv2i64(<vscale x 2 x i1> %[[PG]], <vscale x 2 x i64> %bases, i64 0, i32 0)
    // CHECK: ret void
    return SVE_ACLE_FUNC(svprfd_gather,_u64base,,)(pg, bases, SV_PLDL1KEEP);
  }
  
  void test_svprfd_gather_s32index(svbool_t pg, const void *base, svint32_t indices)
  {
    // CHECK-LABEL: test_svprfd_gather_s32index
    // CHECK: %[[PG:.*]] = call <vscale x 4 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv4i1(<vscale x 16 x i1> %pg)
    // CHECK: call void @llvm.aarch64.sve.prfd.gather.sxtw.index.nxv4i32(<vscale x 4 x i1> %[[PG]], i8* %base, <vscale x 4 x i32> %indices, i32 0)
    // CHECK: ret void
    return SVE_ACLE_FUNC(svprfd_gather_,s32,index,)(pg, base, indices, SV_PLDL1KEEP);
  }
  
  void test_svprfd_gather_s64index(svbool_t pg, const void *base, svint64_t indices)
  {
    // CHECK-LABEL: test_svprfd_gather_s64index
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: call void @llvm.aarch64.sve.prfd.gather.index.nxv2i64(<vscale x 2 x i1> %[[PG]], i8* %base, <vscale x 2 x i64> %indices, i32 0)
    // CHECK: ret void
    return SVE_ACLE_FUNC(svprfd_gather_,s64,index,)(pg, base, indices, SV_PLDL1KEEP);
  }
  
  void test_svprfd_gather_u32index(svbool_t pg, const void *base, svuint32_t indices)
  {
    // CHECK-LABEL: test_svprfd_gather_u32index
    // CHECK: %[[PG:.*]] = call <vscale x 4 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv4i1(<vscale x 16 x i1> %pg)
    // CHECK: call void @llvm.aarch64.sve.prfd.gather.uxtw.index.nxv4i32(<vscale x 4 x i1> %[[PG]], i8* %base, <vscale x 4 x i32> %indices, i32 0)
    // CHECK: ret void
    return SVE_ACLE_FUNC(svprfd_gather_,u32,index,)(pg, base, indices, SV_PLDL1KEEP);
  }
  
  void test_svprfd_gather_u64index(svbool_t pg, const void *base, svuint64_t indices)
  {
    // CHECK-LABEL: test_svprfd_gather_u64index
    // CHECK: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK: call void @llvm.aarch64.sve.prfd.gather.index.nxv2i64(<vscale x 2 x i1> %[[PG]], i8* %base, <vscale x 2 x i64> %indices, i32 0)
    // CHECK: ret void
    return SVE_ACLE_FUNC(svprfd_gather_,u64,index,)(pg, base, indices, SV_PLDL1KEEP);
  }
  
  void test_svprfd_gather_u32base_index(svbool_t pg, svuint32_t bases, int64_t index)
  {
    // CHECK-LABEL: test_svprfd_gather_u32base_index
    // CHECK-DAG: %[[PG:.*]] = call <vscale x 4 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv4i1(<vscale x 16 x i1> %pg)
    // CHECK-DAG: %[[SHL:.*]] = shl i64 %index, 3
    // CHECK: call void @llvm.aarch64.sve.prfd.gather.scalar.offset.nxv4i32(<vscale x 4 x i1> %[[PG]], <vscale x 4 x i32> %bases, i64 %[[SHL]], i32 0)
    // CHECK: ret void
    return SVE_ACLE_FUNC(svprfd_gather,_u32base,_index,)(pg, bases, index, SV_PLDL1KEEP);
  }
  
  void test_svprfd_gather_u64base_index(svbool_t pg, svuint64_t bases, int64_t index)
  {
    // CHECK-LABEL: test_svprfd_gather_u64base_index
    // CHECK-DAG: %[[PG:.*]] = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
    // CHECK-DAG: %[[SHL:.*]] = shl i64 %index, 3
    // CHECK: call void @llvm.aarch64.sve.prfd.gather.scalar.offset.nxv2i64(<vscale x 2 x i1> %[[PG]], <vscale x 2 x i64> %bases, i64 %[[SHL]], i32 0)
    // CHECK: ret void
    return SVE_ACLE_FUNC(svprfd_gather,_u64base,_index,)(pg, bases, index, SV_PLDL1KEEP);
  }
  