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c3648ce2dc
Following the lead set by r209324, I'm making these tests match the whole instruction, so we can be sure we're lowering them correctly. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209947 91177308-0d34-0410-b5e6-96231b3b80d8
141 lines
4.6 KiB
LLVM
141 lines
4.6 KiB
LLVM
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7 -mattr=+sse4.1 | FileCheck %s
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;CHECK-LABEL: vsel_float:
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;CHECK: blendps
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;CHECK: ret
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define <4 x float> @vsel_float(<4 x float> %v1, <4 x float> %v2) {
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%vsel = select <4 x i1> <i1 true, i1 false, i1 true, i1 true>, <4 x float> %v1, <4 x float> %v2
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ret <4 x float> %vsel
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}
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;CHECK-LABEL: vsel_4xi8:
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;CHECK: blendps
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;CHECK: ret
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define <4 x i8> @vsel_4xi8(<4 x i8> %v1, <4 x i8> %v2) {
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%vsel = select <4 x i1> <i1 true, i1 true, i1 false, i1 true>, <4 x i8> %v1, <4 x i8> %v2
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ret <4 x i8> %vsel
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}
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;CHECK-LABEL: vsel_4xi16:
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;CHECK: blendps
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;CHECK: ret
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define <4 x i16> @vsel_4xi16(<4 x i16> %v1, <4 x i16> %v2) {
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%vsel = select <4 x i1> <i1 true, i1 false, i1 true, i1 true>, <4 x i16> %v1, <4 x i16> %v2
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ret <4 x i16> %vsel
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}
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;CHECK-LABEL: vsel_i32:
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;CHECK: blendps
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;CHECK: ret
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define <4 x i32> @vsel_i32(<4 x i32> %v1, <4 x i32> %v2) {
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%vsel = select <4 x i1> <i1 true, i1 true, i1 false, i1 true>, <4 x i32> %v1, <4 x i32> %v2
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ret <4 x i32> %vsel
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}
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;CHECK-LABEL: vsel_double:
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;CHECK: movsd
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;CHECK: ret
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define <4 x double> @vsel_double(<4 x double> %v1, <4 x double> %v2) {
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%vsel = select <4 x i1> <i1 true, i1 false, i1 false, i1 false>, <4 x double> %v1, <4 x double> %v2
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ret <4 x double> %vsel
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}
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;CHECK-LABEL: vsel_i64:
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;CHECK: movsd
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;CHECK: ret
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define <4 x i64> @vsel_i64(<4 x i64> %v1, <4 x i64> %v2) {
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%vsel = select <4 x i1> <i1 true, i1 false, i1 false, i1 false>, <4 x i64> %v1, <4 x i64> %v2
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ret <4 x i64> %vsel
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}
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;CHECK-LABEL: vsel_i8:
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;CHECK: pblendvb
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;CHECK: ret
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define <16 x i8> @vsel_i8(<16 x i8> %v1, <16 x i8> %v2) {
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%vsel = select <16 x i1> <i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false>, <16 x i8> %v1, <16 x i8> %v2
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ret <16 x i8> %vsel
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}
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;; TEST blend + compares
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; CHECK: A
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define <2 x double> @A(<2 x double> %x, <2 x double> %y) {
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; CHECK: cmplepd
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; CHECK: blendvpd
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%max_is_x = fcmp oge <2 x double> %x, %y
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%max = select <2 x i1> %max_is_x, <2 x double> %x, <2 x double> %y
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ret <2 x double> %max
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}
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; CHECK: B
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define <2 x double> @B(<2 x double> %x, <2 x double> %y) {
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; CHECK: cmpnlepd
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; CHECK: blendvpd
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%min_is_x = fcmp ult <2 x double> %x, %y
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%min = select <2 x i1> %min_is_x, <2 x double> %x, <2 x double> %y
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ret <2 x double> %min
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}
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; CHECK: float_crash
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define void @float_crash() nounwind {
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entry:
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%merge205vector_func.i = select <4 x i1> undef, <4 x double> undef, <4 x double> undef
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%extract214vector_func.i = extractelement <4 x double> %merge205vector_func.i, i32 0
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store double %extract214vector_func.i, double addrspace(1)* undef, align 8
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ret void
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}
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; If we can figure out a blend has a constant mask, we should emit the
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; blend instruction with an immediate mask
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define <2 x double> @constant_blendvpd(<2 x double> %xy, <2 x double> %ab) {
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; In this case, we emit a simple movss
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; CHECK-LABEL: constant_blendvpd
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; CHECK: movsd
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; CHECK: ret
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%1 = select <2 x i1> <i1 true, i1 false>, <2 x double> %xy, <2 x double> %ab
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ret <2 x double> %1
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}
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define <4 x float> @constant_blendvps(<4 x float> %xyzw, <4 x float> %abcd) {
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; CHECK-LABEL: constant_blendvps
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; CHECK-NOT: mov
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; CHECK: blendps $7
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; CHECK: ret
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%1 = select <4 x i1> <i1 false, i1 false, i1 false, i1 true>, <4 x float> %xyzw, <4 x float> %abcd
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ret <4 x float> %1
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}
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define <16 x i8> @constant_pblendvb(<16 x i8> %xyzw, <16 x i8> %abcd) {
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; CHECK-LABEL: constant_pblendvb:
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; CHECK: movaps
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; CHECK: pblendvb
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; CHECK: ret
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%1 = select <16 x i1> <i1 false, i1 false, i1 true, i1 false, i1 true, i1 true, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 true, i1 true, i1 true, i1 false>, <16 x i8> %xyzw, <16 x i8> %abcd
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ret <16 x i8> %1
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}
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declare <16 x i8> @llvm.x86.sse41.pblendvb(<16 x i8>, <16 x i8>, <16 x i8>)
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declare <4 x float> @llvm.x86.sse41.blendvps(<4 x float>, <4 x float>, <4 x float>)
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declare <2 x double> @llvm.x86.sse41.blendvpd(<2 x double>, <2 x double>, <2 x double>)
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;; 2 tests for shufflevectors that optimize to blend + immediate
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; CHECK-LABEL: @blend_shufflevector_4xfloat
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; CHECK: blendps $6, %xmm1, %xmm0
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; CHECK: ret
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define <4 x float> @blend_shufflevector_4xfloat(<4 x float> %a, <4 x float> %b) {
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%1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 0, i32 5, i32 6, i32 3>
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ret <4 x float> %1
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}
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; CHECK-LABEL: @blend_shufflevector_8xi16
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; CHECK: pblendw $134, %xmm1, %xmm0
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; CHECK: ret
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define <8 x i16> @blend_shufflevector_8xi16(<8 x i16> %a, <8 x i16> %b) {
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%1 = shufflevector <8 x i16> %a, <8 x i16> %b, <8 x i32> <i32 0, i32 9, i32 10, i32 3, i32 4, i32 5, i32 6, i32 15>
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ret <8 x i16> %1
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}
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