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[Clang][avx512][Intrinsics] adding prefetch gather intrinsics
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Differential Revision: http://reviews.llvm.org/D21322

llvm-svn: 272667
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michaelz-eng committed Jun 14, 2016
1 parent 878c0b1 commit c49f6ce
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Showing 2 changed files with 43 additions and 0 deletions.
19 changes: 19 additions & 0 deletions clang/lib/Headers/avx512pfintrin.h
Original file line number Diff line number Diff line change
Expand Up @@ -35,21 +35,40 @@
__builtin_ia32_gatherpfdpd((__mmask8)(mask), (__v8si)(__m256i)(index), \
(long long const *)(addr), (int)(scale), \
(int)(hint)); })

#define _mm512_prefetch_i32gather_pd(index, addr, scale, hint) __extension__ ({\
__builtin_ia32_gatherpfdpd((__mmask8) -1, (__v8si)(__m256i)(index), \
(long long const *)(addr), (int)(scale), \
(int)(hint)); })

#define _mm512_mask_prefetch_i32gather_ps(index, mask, addr, scale, hint) ({\
__builtin_ia32_gatherpfdps((__mmask16)(mask), \
(__v16si)(__m512i)(index), (int const *)(addr), \
(int)(scale), (int)(hint)); })

#define _mm512_prefetch_i32gather_ps(index, addr, scale, hint) ({\
__builtin_ia32_gatherpfdps((__mmask16) -1, \
(__v16si)(__m512i)(index), (int const *)(addr), \
(int)(scale), (int)(hint)); })

#define _mm512_mask_prefetch_i64gather_pd(index, mask, addr, scale, hint) __extension__ ({\
__builtin_ia32_gatherpfqpd((__mmask8)(mask), (__v8di)(__m512i)(index), \
(long long const *)(addr), (int)(scale), \
(int)(hint)); })

#define _mm512_prefetch_i64gather_pd(index, addr, scale, hint) __extension__ ({\
__builtin_ia32_gatherpfqpd((__mmask8) -1, (__v8di)(__m512i)(index), \
(long long const *)(addr), (int)(scale), \
(int)(hint)); })

#define _mm512_mask_prefetch_i64gather_ps(index, mask, addr, scale, hint) ({\
__builtin_ia32_gatherpfqps((__mmask8)(mask), (__v8di)(__m512i)(index), \
(int const *)(addr), (int)(scale), (int)(hint)); })

#define _mm512_prefetch_i64gather_ps(index, addr, scale, hint) ({\
__builtin_ia32_gatherpfqps((__mmask8) -1, (__v8di)(__m512i)(index), \
(int const *)(addr), (int)(scale), (int)(hint)); })

#define _mm512_prefetch_i32scatter_pd(addr, index, scale, hint) __extension__ ({\
__builtin_ia32_scatterpfdpd((__mmask8)-1, (__v8si)(__m256i)(index), \
(long long *)(addr), (int)(scale), \
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24 changes: 24 additions & 0 deletions clang/test/CodeGen/avx512pf-builtins.c
Original file line number Diff line number Diff line change
Expand Up @@ -11,24 +11,48 @@ void test_mm512_mask_prefetch_i32gather_pd(__m256i index, __mmask8 mask, void co
return _mm512_mask_prefetch_i32gather_pd(index, mask, addr, 2, 1);
}

void test_mm512_prefetch_i32gather_pd(__m256i index, void const *addr, int hint) {
// CHECK-LABEL: @test_mm512_prefetch_i32gather_pd
// CHECK: @llvm.x86.avx512.gatherpf.dpd
return _mm512_prefetch_i32gather_pd(index, addr, 2, 1);
}

void test_mm512_mask_prefetch_i32gather_ps(__m512i index, __mmask16 mask, void const *addr, int hint) {
// CHECK-LABEL: @test_mm512_mask_prefetch_i32gather_ps
// CHECK: @llvm.x86.avx512.gatherpf.dps
return _mm512_mask_prefetch_i32gather_ps(index, mask, addr, 2, 1);
}

void test_mm512_prefetch_i32gather_ps(__m512i index, void const *addr, int hint) {
// CHECK-LABEL: @test_mm512_prefetch_i32gather_ps
// CHECK: @llvm.x86.avx512.gatherpf.dps
return _mm512_prefetch_i32gather_ps(index, addr, 2, 1);
}

void test_mm512_mask_prefetch_i64gather_pd(__m512i index, __mmask8 mask, void const *addr, int hint) {
// CHECK-LABEL: @test_mm512_mask_prefetch_i64gather_pd
// CHECK: @llvm.x86.avx512.gatherpf.qpd
return _mm512_mask_prefetch_i64gather_pd(index, mask, addr, 2, 1);
}

void test_mm512_prefetch_i64gather_pd(__m512i index, void const *addr, int hint) {
// CHECK-LABEL: @test_mm512_prefetch_i64gather_pd
// CHECK: @llvm.x86.avx512.gatherpf.qpd
return _mm512_prefetch_i64gather_pd(index, addr, 2, 1);
}

void test_mm512_mask_prefetch_i64gather_ps(__m512i index, __mmask8 mask, void const *addr, int hint) {
// CHECK-LABEL: @test_mm512_mask_prefetch_i64gather_ps
// CHECK: @llvm.x86.avx512.gatherpf.qps
return _mm512_mask_prefetch_i64gather_ps(index, mask, addr, 2, 1);
}

void test_mm512_prefetch_i64gather_ps(__m512i index, void const *addr, int hint) {
// CHECK-LABEL: @test_mm512_prefetch_i64gather_ps
// CHECK: @llvm.x86.avx512.gatherpf.qps
return _mm512_prefetch_i64gather_ps(index, addr, 2, 1);
}

void test_mm512_prefetch_i32scatter_pd(void *addr, __m256i index) {
// CHECK-LABEL: @test_mm512_prefetch_i32scatter_pd
// CHECK: @llvm.x86.avx512.scatterpf.dpd.512
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