| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 | FileCheck %s |
| |
| ; Check that a <4 x float> compare is generated and that we are |
| ; not stuck in an endless loop. |
| |
| define void @cmp_2_floats() { |
| ; CHECK-LABEL: cmp_2_floats: |
| ; CHECK: # BB#0: # %entry |
| ; CHECK-NEXT: cmpordps %xmm0, %xmm0 |
| ; CHECK-NEXT: pmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero |
| ; CHECK-NEXT: psllq $32, %xmm0 |
| ; CHECK-NEXT: pshufd {{.*#+}} xmm1 = xmm0[1,1,3,3] |
| ; CHECK-NEXT: psrad $31, %xmm0 |
| ; CHECK-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3],xmm1[4,5],xmm0[6,7] |
| ; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3] |
| ; CHECK-NEXT: pslld $31, %xmm0 |
| ; CHECK-NEXT: blendvps %xmm0, %xmm0 |
| ; CHECK-NEXT: movlps %xmm0, (%rax) |
| ; CHECK-NEXT: retq |
| entry: |
| %0 = fcmp oeq <2 x float> undef, undef |
| %1 = select <2 x i1> %0, <2 x float> undef, <2 x float> undef |
| store <2 x float> %1, <2 x float>* undef |
| ret void |
| } |
| |
| define void @cmp_2_doubles() { |
| ; CHECK-LABEL: cmp_2_doubles: |
| ; CHECK: # BB#0: # %entry |
| ; CHECK-NEXT: cmpordpd %xmm0, %xmm0 |
| ; CHECK-NEXT: blendvpd %xmm0, %xmm0 |
| ; CHECK-NEXT: movapd %xmm0, (%rax) |
| ; CHECK-NEXT: retq |
| entry: |
| %0 = fcmp oeq <2 x double> undef, undef |
| %1 = select <2 x i1> %0, <2 x double> undef, <2 x double> undef |
| store <2 x double> %1, <2 x double>* undef |
| ret void |
| } |
| |
| define void @mp_11193(<8 x float> * nocapture %aFOO, <8 x float>* nocapture %RET) nounwind { |
| ; CHECK-LABEL: mp_11193: |
| ; CHECK: # BB#0: # %allocas |
| ; CHECK-NEXT: movl $-1082130432, (%rsi) # imm = 0xFFFFFFFFBF800000 |
| ; CHECK-NEXT: retq |
| allocas: |
| %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> |
| %t = extractelement <8 x i1> %bincmp, i32 0 |
| %ft = sitofp i1 %t to float |
| %pp = bitcast <8 x float>* %RET to float* |
| store float %ft, float* %pp |
| ret void |
| } |
| |