56 lines
2.1 KiB
LLVM
56 lines
2.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 | FileCheck %s
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; Check that a <4 x float> compare is generated and that we are
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; not stuck in an endless loop.
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define void @cmp_2_floats() {
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; CHECK-LABEL: cmp_2_floats:
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; CHECK: # BB#0: # %entry
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; CHECK-NEXT: cmpordps %xmm0, %xmm0
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; CHECK-NEXT: pmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
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; CHECK-NEXT: psllq $32, %xmm0
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; CHECK-NEXT: pshufd {{.*#+}} xmm1 = xmm0[1,1,3,3]
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; CHECK-NEXT: psrad $31, %xmm0
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; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3],xmm1[4,5],xmm0[6,7]
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; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
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; CHECK-NEXT: pslld $31, %xmm0
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; CHECK-NEXT: blendvps %xmm0, %xmm0
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; CHECK-NEXT: movlps %xmm0, (%rax)
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; CHECK-NEXT: retq
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entry:
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%0 = fcmp oeq <2 x float> undef, undef
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%1 = select <2 x i1> %0, <2 x float> undef, <2 x float> undef
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store <2 x float> %1, <2 x float>* undef
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ret void
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}
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define void @cmp_2_doubles() {
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; CHECK-LABEL: cmp_2_doubles:
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; CHECK: # BB#0: # %entry
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; CHECK-NEXT: cmpordpd %xmm0, %xmm0
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; CHECK-NEXT: blendvpd %xmm0, %xmm0
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; CHECK-NEXT: movapd %xmm0, (%rax)
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; CHECK-NEXT: retq
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entry:
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%0 = fcmp oeq <2 x double> undef, undef
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%1 = select <2 x i1> %0, <2 x double> undef, <2 x double> undef
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store <2 x double> %1, <2 x double>* undef
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ret void
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}
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define void @mp_11193(<8 x float> * nocapture %aFOO, <8 x float>* nocapture %RET) nounwind {
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; CHECK-LABEL: mp_11193:
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; CHECK: # BB#0: # %allocas
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; CHECK-NEXT: movl $-1082130432, (%rsi) # imm = 0xBF800000
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; CHECK-NEXT: retq
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allocas:
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%bincmp = fcmp olt <8 x float> <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 9.000000e+00, float 1.000000e+00, float 9.000000e+00, float 1.000000e+00> , <float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00>
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%t = extractelement <8 x i1> %bincmp, i32 0
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%ft = sitofp i1 %t to float
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%pp = bitcast <8 x float>* %RET to float*
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store float %ft, float* %pp
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ret void
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}
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