1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple=i686-unknown | FileCheck %s --check-prefix=X86 3 ; RUN: llc < %s -mtriple=i686-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X86-SSE 4 ; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s --check-prefix=X64 5 6 define i1 @foo(i64 %a) { 7 ; X86-LABEL: foo: 8 ; X86: # %bb.0: 9 ; X86-NEXT: flds {{[0-9]+}}(%esp) 10 ; X86-NEXT: flds {{[0-9]+}}(%esp) 11 ; X86-NEXT: fucompp 12 ; X86-NEXT: fnstsw %ax 13 ; X86-NEXT: # kill: def $ah killed $ah killed $ax 14 ; X86-NEXT: sahf 15 ; X86-NEXT: setp %al 16 ; X86-NEXT: retl 17 ; 18 ; X86-SSE-LABEL: foo: 19 ; X86-SSE: # %bb.0: 20 ; X86-SSE-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero 21 ; X86-SSE-NEXT: ucomiss {{[0-9]+}}(%esp), %xmm0 22 ; X86-SSE-NEXT: setp %al 23 ; X86-SSE-NEXT: retl 24 ; 25 ; X64-LABEL: foo: 26 ; X64: # %bb.0: 27 ; X64-NEXT: movq %rdi, %xmm0 28 ; X64-NEXT: pshufd {{.*#+}} xmm1 = xmm0[1,1,2,3] 29 ; X64-NEXT: ucomiss %xmm1, %xmm0 30 ; X64-NEXT: setp %al 31 ; X64-NEXT: retq 32 %t = bitcast i64 %a to <2 x float> 33 %r = extractelement <2 x float> %t, i32 0 34 %s = extractelement <2 x float> %t, i32 1 35 %b = fcmp uno float %r, %s 36 ret i1 %b 37 } 38
