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[X86] Remove the VCVTSI2SD32 with rounding intrinsic. It's not used by clang and not needed since 32-bit integer to double is always exact. 

llvm-svn: 281442
This commit is contained in:
Craig Topper 2016-09-14 06:27:46 +00:00
parent b3224adfb6
commit 4e2d5a43cf
3 changed files with 0 additions and 14 deletions
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3
llvm/include/llvm/IR/IntrinsicsX86.td
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@ -4361,9 +4361,6 @@ let TargetPrefix = "x86" in { // All intrinsics start with "llvm.x86.".
def int_x86_avx512_cvtsi2ss64 : GCCBuiltin<"__builtin_ia32_cvtsi2ss64">,
Intrinsic<[llvm_v4f32_ty], [llvm_v4f32_ty,
llvm_i64_ty, llvm_i32_ty], [IntrNoMem]>;
def int_x86_avx512_cvtsi2sd32 : GCCBuiltin<"__builtin_ia32_cvtsi2sd32">,
Intrinsic<[llvm_v2f64_ty], [llvm_v2f64_ty,
llvm_i32_ty, llvm_i32_ty], [IntrNoMem]>;
def int_x86_avx512_cvtsi2sd64 : GCCBuiltin<"__builtin_ia32_cvtsi2sd64">,
Intrinsic<[llvm_v2f64_ty], [llvm_v2f64_ty,
llvm_i64_ty, llvm_i32_ty], [IntrNoMem]>;

1
llvm/lib/Target/X86/X86IntrinsicsInfo.h
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@ -354,7 +354,6 @@ static const IntrinsicData IntrinsicsWithoutChain[] = {
X86_INTRINSIC_DATA(avx512_cvtq2mask_128, CONVERT_TO_MASK, X86ISD::CVT2MASK, 0),
X86_INTRINSIC_DATA(avx512_cvtq2mask_256, CONVERT_TO_MASK, X86ISD::CVT2MASK, 0),
X86_INTRINSIC_DATA(avx512_cvtq2mask_512, CONVERT_TO_MASK, X86ISD::CVT2MASK, 0),
X86_INTRINSIC_DATA(avx512_cvtsi2sd32, INTR_TYPE_3OP, X86ISD::SINT_TO_FP_RND, 0),
X86_INTRINSIC_DATA(avx512_cvtsi2sd64, INTR_TYPE_3OP, X86ISD::SINT_TO_FP_RND, 0),
X86_INTRINSIC_DATA(avx512_cvtsi2ss32, INTR_TYPE_3OP, X86ISD::SINT_TO_FP_RND, 0),
X86_INTRINSIC_DATA(avx512_cvtsi2ss64, INTR_TYPE_3OP, X86ISD::SINT_TO_FP_RND, 0),

10
llvm/test/CodeGen/X86/avx512-intrinsics.ll
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@ -2968,16 +2968,6 @@ define <2 x double> @test_max_sd(<2 x double> %a0, <2 x double> %a1) {
ret <2 x double> %res
}
define <2 x double> @test_x86_avx512_cvtsi2sd32(<2 x double> %a, i32 %b) {
; CHECK-LABEL: test_x86_avx512_cvtsi2sd32:
; CHECK: ## BB#0:
; CHECK-NEXT: vcvtsi2sdl %edi, {rz-sae}, %xmm0, %xmm0
; CHECK-NEXT: retq
%res = call <2 x double> @llvm.x86.avx512.cvtsi2sd32(<2 x double> %a, i32 %b, i32 3) ; <<<2 x double>> [#uses=1]
ret <2 x double> %res
}
declare <2 x double> @llvm.x86.avx512.cvtsi2sd32(<2 x double>, i32, i32) nounwind readnone
define <2 x double> @test_x86_avx512_cvtsi2sd64(<2 x double> %a, i64 %b) {
; CHECK-LABEL: test_x86_avx512_cvtsi2sd64:
; CHECK: ## BB#0: