| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-darwin | FileCheck %s |
| |
| ; CHECK-LABEL: LCPI0_0: |
| ; CHECK-NEXT: .long 4286578688 |
| ; CHECK-LABEL: LCPI0_1: |
| ; CHECK-NEXT: .long 2139095040 |
| |
| define x86_fp80 @foo(x86_fp80 %a) { |
| ; CHECK-LABEL: foo: |
| ; CHECK: ## %bb.0: |
| ; CHECK-NEXT: fldt {{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: fstpt -{{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: testb $-128, -{{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: flds {{.*}}(%rip) |
| ; CHECK-NEXT: flds {{.*}}(%rip) |
| ; CHECK-NEXT: fcmovne %st(1), %st(0) |
| ; CHECK-NEXT: fstp %st(1) |
| ; CHECK-NEXT: retq |
| %1 = tail call x86_fp80 @copysignl(x86_fp80 0xK7FFF8000000000000000, x86_fp80 %a) nounwind readnone |
| ret x86_fp80 %1 |
| } |
| |
| declare x86_fp80 @copysignl(x86_fp80, x86_fp80) nounwind readnone |
| |
| ; This would crash: |
| ; https://llvm.org/bugs/show_bug.cgi?id=26070 |
| |
| define float @pr26070() { |
| ; CHECK-LABEL: pr26070: |
| ; CHECK: ## %bb.0: |
| ; CHECK-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero |
| ; CHECK-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,0,0,0] |
| ; CHECK-NEXT: retq |
| %c = call float @copysignf(float 1.0, float undef) readnone |
| ret float %c |
| } |
| |
| declare float @copysignf(float, float) |
| |
