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llvm-mirror/test/CodeGen/X86/2011-10-21-widen-cmp.ll
James Y Knight f0ca422f64 Make utils/update_llc_test_checks.py note that the assertions are
autogenerated.

Also update existing test cases which appear to be generated by it and
weren't modified (other than addition of the header) by rerunning it.

llvm-svn: 253917
2015-11-23 21:33:58 +00:00

56 lines
2.1 KiB
LLVM

; 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
}