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 4286578688 6 ; CHECK-LABEL: LCPI0_1: 7 ; CHECK-NEXT: .long 2139095040 8 9 define 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(0) 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 24 declare 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 29 define float @pr26070() { 30 ; CHECK-LABEL: pr26070: 31 ; CHECK: ## %bb.0: 32 ; CHECK-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero 33 ; CHECK-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,0,0,0] 34 ; CHECK-NEXT: retq 35 %c = call float @copysignf(float 1.0, float undef) readnone 36 ret float %c 37 } 38 39 declare float @copysignf(float, float) 40 41
