| ; 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) | |