285 lines
10 KiB
LLVM
285 lines
10 KiB
LLVM
; RUN: llc -mtriple=x86_64-unknown-unknown -mattr=sse2 < %s | FileCheck %s --check-prefix=CHECK --check-prefix=SSE
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; RUN: llc -mtriple=x86_64-unknown-unknown -mattr=avx < %s | FileCheck %s --check-prefix=CHECK --check-prefix=AVX
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declare float @fmaxf(float, float)
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declare double @fmax(double, double)
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declare x86_fp80 @fmaxl(x86_fp80, x86_fp80)
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declare float @llvm.maxnum.f32(float, float)
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declare double @llvm.maxnum.f64(double, double)
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declare x86_fp80 @llvm.maxnum.f80(x86_fp80, x86_fp80)
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declare <2 x float> @llvm.maxnum.v2f32(<2 x float>, <2 x float>)
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declare <4 x float> @llvm.maxnum.v4f32(<4 x float>, <4 x float>)
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declare <2 x double> @llvm.maxnum.v2f64(<2 x double>, <2 x double>)
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declare <4 x double> @llvm.maxnum.v4f64(<4 x double>, <4 x double>)
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declare <8 x double> @llvm.maxnum.v8f64(<8 x double>, <8 x double>)
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; CHECK-LABEL: @test_fmaxf
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; SSE: movaps %xmm0, %xmm2
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; SSE-NEXT: cmpunordss %xmm2, %xmm2
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; SSE-NEXT: movaps %xmm2, %xmm3
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; SSE-NEXT: andps %xmm1, %xmm3
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; SSE-NEXT: maxss %xmm0, %xmm1
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; SSE-NEXT: andnps %xmm1, %xmm2
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; SSE-NEXT: orps %xmm3, %xmm2
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; SSE-NEXT: movaps %xmm2, %xmm0
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; SSE-NEXT: retq
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;
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; AVX: vmaxss %xmm0, %xmm1, %xmm2
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; AVX-NEXT: vcmpunordss %xmm0, %xmm0, %xmm0
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; AVX-NEXT: vblendvps %xmm0, %xmm1, %xmm2, %xmm0
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; AVX-NEXT: retq
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define float @test_fmaxf(float %x, float %y) {
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%z = call float @fmaxf(float %x, float %y) readnone
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ret float %z
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}
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; CHECK-LABEL: @test_fmaxf_minsize
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; CHECK: jmp fmaxf
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define float @test_fmaxf_minsize(float %x, float %y) minsize {
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%z = call float @fmaxf(float %x, float %y) readnone
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ret float %z
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}
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; FIXME: Doubles should be inlined similarly to floats.
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; CHECK-LABEL: @test_fmax
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; CHECK: jmp fmax
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define double @test_fmax(double %x, double %y) {
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%z = call double @fmax(double %x, double %y) readnone
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ret double %z
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}
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; CHECK-LABEL: @test_fmaxl
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; CHECK: callq fmaxl
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define x86_fp80 @test_fmaxl(x86_fp80 %x, x86_fp80 %y) {
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%z = call x86_fp80 @fmaxl(x86_fp80 %x, x86_fp80 %y) readnone
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ret x86_fp80 %z
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}
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; CHECK-LABEL: @test_intrinsic_fmaxf
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; SSE: movaps %xmm0, %xmm2
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; SSE-NEXT: cmpunordss %xmm2, %xmm2
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; SSE-NEXT: movaps %xmm2, %xmm3
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; SSE-NEXT: andps %xmm1, %xmm3
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; SSE-NEXT: maxss %xmm0, %xmm1
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; SSE-NEXT: andnps %xmm1, %xmm2
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; SSE-NEXT: orps %xmm3, %xmm2
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; SSE-NEXT: movaps %xmm2, %xmm0
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; SSE-NEXT: retq
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;
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; AVX: vmaxss %xmm0, %xmm1, %xmm2
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; AVX-NEXT: vcmpunordss %xmm0, %xmm0, %xmm0
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; AVX-NEXT: vblendvps %xmm0, %xmm1, %xmm2, %xmm0
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; AVX-NEXT: retq
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define float @test_intrinsic_fmaxf(float %x, float %y) {
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%z = call float @llvm.maxnum.f32(float %x, float %y) readnone
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ret float %z
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}
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; FIXME: Doubles should be inlined similarly to floats.
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; CHECK-LABEL: @test_intrinsic_fmax
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; CHECK: jmp fmax
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define double @test_intrinsic_fmax(double %x, double %y) {
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%z = call double @llvm.maxnum.f64(double %x, double %y) readnone
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ret double %z
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}
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; CHECK-LABEL: @test_intrinsic_fmaxl
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; CHECK: callq fmaxl
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define x86_fp80 @test_intrinsic_fmaxl(x86_fp80 %x, x86_fp80 %y) {
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%z = call x86_fp80 @llvm.maxnum.f80(x86_fp80 %x, x86_fp80 %y) readnone
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ret x86_fp80 %z
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}
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; FIXME: This should not be doing 4 scalar ops on a 2 element vector.
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; FIXME: This should use vector ops (maxps / cmpps).
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; CHECK-LABEL: @test_intrinsic_fmax_v2f32
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; SSE: movaps %xmm1, %xmm2
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; SSE-NEXT: shufps {{.*#+}} xmm2 = xmm2[3,1,2,3]
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; SSE-NEXT: movaps %xmm0, %xmm3
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; SSE-NEXT: shufps {{.*#+}} xmm3 = xmm3[3,1,2,3]
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; SSE-NEXT: movaps %xmm3, %xmm4
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; SSE-NEXT: cmpunordss %xmm4, %xmm4
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; SSE-NEXT: movaps %xmm4, %xmm5
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; SSE-NEXT: andps %xmm2, %xmm5
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; SSE-NEXT: maxss %xmm3, %xmm2
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; SSE-NEXT: andnps %xmm2, %xmm4
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; SSE-NEXT: orps %xmm5, %xmm4
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; SSE-NEXT: movaps %xmm1, %xmm2
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; SSE-NEXT: shufps {{.*#+}} xmm2 = xmm2[1,1,2,3]
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; SSE-NEXT: movaps %xmm0, %xmm5
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; SSE-NEXT: shufps {{.*#+}} xmm5 = xmm5[1,1,2,3]
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; SSE-NEXT: movaps %xmm5, %xmm3
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; SSE-NEXT: cmpunordss %xmm3, %xmm3
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; SSE-NEXT: movaps %xmm3, %xmm6
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; SSE-NEXT: andps %xmm2, %xmm6
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; SSE-NEXT: maxss %xmm5, %xmm2
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; SSE-NEXT: andnps %xmm2, %xmm3
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; SSE-NEXT: orps %xmm6, %xmm3
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; SSE-NEXT: unpcklps {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1]
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; SSE-NEXT: movaps %xmm0, %xmm2
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; SSE-NEXT: cmpunordss %xmm2, %xmm2
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; SSE-NEXT: movaps %xmm2, %xmm4
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; SSE-NEXT: andps %xmm1, %xmm4
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; SSE-NEXT: movaps %xmm1, %xmm5
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; SSE-NEXT: maxss %xmm0, %xmm5
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; SSE-NEXT: andnps %xmm5, %xmm2
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; SSE-NEXT: orps %xmm4, %xmm2
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; SSE-NEXT: shufpd {{.*#+}} xmm1 = xmm1[1,0]
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; SSE-NEXT: shufpd {{.*#+}} xmm0 = xmm0[1,0]
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; SSE-NEXT: movapd %xmm0, %xmm4
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; SSE-NEXT: cmpunordss %xmm4, %xmm4
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; SSE-NEXT: movaps %xmm4, %xmm5
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; SSE-NEXT: andps %xmm1, %xmm5
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; SSE-NEXT: maxss %xmm0, %xmm1
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; SSE-NEXT: andnps %xmm1, %xmm4
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; SSE-NEXT: orps %xmm5, %xmm4
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; SSE-NEXT: unpcklps {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1]
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; SSE-NEXT: unpcklps {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
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; SSE-NEXT: movaps %xmm2, %xmm0
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; SSE-NEXT: retq
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;
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; AVX: vmaxss %xmm0, %xmm1, %xmm2
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; AVX-NEXT: vcmpunordss %xmm0, %xmm0, %xmm3
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; AVX-NEXT: vblendvps %xmm3, %xmm1, %xmm2, %xmm2
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; AVX-NEXT: vmovshdup {{.*#+}} xmm3 = xmm0[1,1,3,3]
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; AVX-NEXT: vmovshdup {{.*#+}} xmm4 = xmm1[1,1,3,3]
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; AVX-NEXT: vmaxss %xmm3, %xmm4, %xmm5
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; AVX-NEXT: vcmpunordss %xmm3, %xmm3, %xmm3
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; AVX-NEXT: vblendvps %xmm3, %xmm4, %xmm5, %xmm3
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; AVX-NEXT: vinsertps {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[2,3]
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; AVX-NEXT: vpermilpd {{.*#+}} xmm3 = xmm0[1,0]
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; AVX-NEXT: vpermilpd {{.*#+}} xmm4 = xmm1[1,0]
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; AVX-NEXT: vmaxss %xmm3, %xmm4, %xmm5
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; AVX-NEXT: vcmpunordss %xmm3, %xmm3, %xmm3
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; AVX-NEXT: vblendvps %xmm3, %xmm4, %xmm5, %xmm3
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; AVX-NEXT: vinsertps {{.*#+}} xmm2 = xmm2[0,1],xmm3[0],xmm2[3]
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; AVX-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
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; AVX-NEXT: vpermilps {{.*#+}} xmm1 = xmm1[3,1,2,3]
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; AVX-NEXT: vmaxss %xmm0, %xmm1, %xmm3
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; AVX-NEXT: vcmpunordss %xmm0, %xmm0, %xmm0
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; AVX-NEXT: vblendvps %xmm0, %xmm1, %xmm3, %xmm0
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; AVX-NEXT: vinsertps {{.*#+}} xmm0 = xmm2[0,1,2],xmm0[0]
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; AVX-NEXT: retq
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define <2 x float> @test_intrinsic_fmax_v2f32(<2 x float> %x, <2 x float> %y) {
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%z = call <2 x float> @llvm.maxnum.v2f32(<2 x float> %x, <2 x float> %y) readnone
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ret <2 x float> %z
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}
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; FIXME: This should use vector ops (maxps / cmpps).
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; CHECK-LABEL: @test_intrinsic_fmax_v4f32
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; SSE: movaps %xmm1, %xmm2
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; SSE-NEXT: shufps {{.*#+}} xmm2 = xmm2[3,1,2,3]
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; SSE-NEXT: movaps %xmm0, %xmm3
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; SSE-NEXT: shufps {{.*#+}} xmm3 = xmm3[3,1,2,3]
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; SSE-NEXT: movaps %xmm3, %xmm4
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; SSE-NEXT: cmpunordss %xmm4, %xmm4
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; SSE-NEXT: movaps %xmm4, %xmm5
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; SSE-NEXT: andps %xmm2, %xmm5
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; SSE-NEXT: maxss %xmm3, %xmm2
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; SSE-NEXT: andnps %xmm2, %xmm4
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; SSE-NEXT: orps %xmm5, %xmm4
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; SSE-NEXT: movaps %xmm1, %xmm2
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; SSE-NEXT: shufps {{.*#+}} xmm2 = xmm2[1,1,2,3]
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; SSE-NEXT: movaps %xmm0, %xmm5
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; SSE-NEXT: shufps {{.*#+}} xmm5 = xmm5[1,1,2,3]
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; SSE-NEXT: movaps %xmm5, %xmm3
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; SSE-NEXT: cmpunordss %xmm3, %xmm3
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; SSE-NEXT: movaps %xmm3, %xmm6
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; SSE-NEXT: andps %xmm2, %xmm6
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; SSE-NEXT: maxss %xmm5, %xmm2
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; SSE-NEXT: andnps %xmm2, %xmm3
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; SSE-NEXT: orps %xmm6, %xmm3
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; SSE-NEXT: unpcklps {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1]
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; SSE-NEXT: movaps %xmm0, %xmm2
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; SSE-NEXT: cmpunordss %xmm2, %xmm2
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; SSE-NEXT: movaps %xmm2, %xmm4
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; SSE-NEXT: andps %xmm1, %xmm4
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; SSE-NEXT: movaps %xmm1, %xmm5
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; SSE-NEXT: maxss %xmm0, %xmm5
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; SSE-NEXT: andnps %xmm5, %xmm2
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; SSE-NEXT: orps %xmm4, %xmm2
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; SSE-NEXT: shufpd {{.*#+}} xmm1 = xmm1[1,0]
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; SSE-NEXT: shufpd {{.*#+}} xmm0 = xmm0[1,0]
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; SSE-NEXT: movapd %xmm0, %xmm4
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; SSE-NEXT: cmpunordss %xmm4, %xmm4
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; SSE-NEXT: movaps %xmm4, %xmm5
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; SSE-NEXT: andps %xmm1, %xmm5
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; SSE-NEXT: maxss %xmm0, %xmm1
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; SSE-NEXT: andnps %xmm1, %xmm4
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; SSE-NEXT: orps %xmm5, %xmm4
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; SSE-NEXT: unpcklps {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1]
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; SSE-NEXT: unpcklps {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
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; SSE-NEXT: movaps %xmm2, %xmm0
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; SSE-NEXT: retq
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;
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; AVX: vmaxss %xmm0, %xmm1, %xmm2
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; AVX-NEXT: vcmpunordss %xmm0, %xmm0, %xmm3
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; AVX-NEXT: vblendvps %xmm3, %xmm1, %xmm2, %xmm2
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; AVX-NEXT: vmovshdup {{.*#+}} xmm3 = xmm0[1,1,3,3]
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; AVX-NEXT: vmovshdup {{.*#+}} xmm4 = xmm1[1,1,3,3]
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; AVX-NEXT: vmaxss %xmm3, %xmm4, %xmm5
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; AVX-NEXT: vcmpunordss %xmm3, %xmm3, %xmm3
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; AVX-NEXT: vblendvps %xmm3, %xmm4, %xmm5, %xmm3
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; AVX-NEXT: vinsertps {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[2,3]
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; AVX-NEXT: vpermilpd {{.*#+}} xmm3 = xmm0[1,0]
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; AVX-NEXT: vpermilpd {{.*#+}} xmm4 = xmm1[1,0]
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; AVX-NEXT: vmaxss %xmm3, %xmm4, %xmm5
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; AVX-NEXT: vcmpunordss %xmm3, %xmm3, %xmm3
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; AVX-NEXT: vblendvps %xmm3, %xmm4, %xmm5, %xmm3
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; AVX-NEXT: vinsertps {{.*#+}} xmm2 = xmm2[0,1],xmm3[0],xmm2[3]
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; AVX-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
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; AVX-NEXT: vpermilps {{.*#+}} xmm1 = xmm1[3,1,2,3]
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; AVX-NEXT: vmaxss %xmm0, %xmm1, %xmm3
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; AVX-NEXT: vcmpunordss %xmm0, %xmm0, %xmm0
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; AVX-NEXT: vblendvps %xmm0, %xmm1, %xmm3, %xmm0
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; AVX-NEXT: vinsertps {{.*#+}} xmm0 = xmm2[0,1,2],xmm0[0]
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; AVX-NEXT: retq
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define <4 x float> @test_intrinsic_fmax_v4f32(<4 x float> %x, <4 x float> %y) {
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%z = call <4 x float> @llvm.maxnum.v4f32(<4 x float> %x, <4 x float> %y) readnone
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ret <4 x float> %z
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}
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; FIXME: Vector of doubles should be inlined similarly to vector of floats.
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; CHECK-LABEL: @test_intrinsic_fmax_v2f64
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; CHECK: callq fmax
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; CHECK: callq fmax
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define <2 x double> @test_intrinsic_fmax_v2f64(<2 x double> %x, <2 x double> %y) {
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%z = call <2 x double> @llvm.maxnum.v2f64(<2 x double> %x, <2 x double> %y) readnone
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ret <2 x double> %z
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}
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; FIXME: Vector of doubles should be inlined similarly to vector of floats.
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; CHECK-LABEL: @test_intrinsic_fmax_v4f64
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; CHECK: callq fmax
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; CHECK: callq fmax
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; CHECK: callq fmax
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; CHECK: callq fmax
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define <4 x double> @test_intrinsic_fmax_v4f64(<4 x double> %x, <4 x double> %y) {
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%z = call <4 x double> @llvm.maxnum.v4f64(<4 x double> %x, <4 x double> %y) readnone
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ret <4 x double> %z
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}
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; FIXME: Vector of doubles should be inlined similarly to vector of floats.
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; CHECK-LABEL: @test_intrinsic_fmax_v8f64
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; CHECK: callq fmax
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; CHECK: callq fmax
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; CHECK: callq fmax
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; CHECK: callq fmax
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; CHECK: callq fmax
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; CHECK: callq fmax
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; CHECK: callq fmax
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; CHECK: callq fmax
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define <8 x double> @test_intrinsic_fmax_v8f64(<8 x double> %x, <8 x double> %y) {
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%z = call <8 x double> @llvm.maxnum.v8f64(<8 x double> %x, <8 x double> %y) readnone
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ret <8 x double> %z
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}
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