1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=x86_64-darwin | FileCheck %s 3 4; CHECK-LABEL: LCPI0_0: 5; CHECK-NEXT: .long 0xff800000 6; CHECK-LABEL: LCPI0_1: 7; CHECK-NEXT: .long 0x7f800000 8 9define x86_fp80 @foo(x86_fp80 %a) { 10; CHECK-LABEL: foo: 11; CHECK: ## %bb.0: 12; CHECK-NEXT: fldt {{[0-9]+}}(%rsp) 13; CHECK-NEXT: fstpt -{{[0-9]+}}(%rsp) 14; CHECK-NEXT: testb $-128, -{{[0-9]+}}(%rsp) 15; CHECK-NEXT: flds {{.*}}(%rip) 16; CHECK-NEXT: flds {{.*}}(%rip) 17; CHECK-NEXT: fcmovne %st(1), %st 18; CHECK-NEXT: fstp %st(1) 19; CHECK-NEXT: retq 20 %1 = tail call x86_fp80 @copysignl(x86_fp80 0xK7FFF8000000000000000, x86_fp80 %a) nounwind readnone 21 ret x86_fp80 %1 22} 23 24declare x86_fp80 @copysignl(x86_fp80, x86_fp80) nounwind readnone 25 26; This would crash: 27; https://llvm.org/bugs/show_bug.cgi?id=26070 28 29define float @pr26070() { 30; CHECK-LABEL: pr26070: 31; CHECK: ## %bb.0: 32; CHECK-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero 33; CHECK-NEXT: retq 34 %c = call float @copysignf(float 1.0, float undef) readnone 35 ret float %c 36} 37 38declare float @copysignf(float, float) 39 40