| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=i686-unknown | FileCheck %s --check-prefix=X86 |
| ; RUN: llc < %s -mtriple=i686-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X86-SSE |
| ; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s --check-prefix=X64 |
| |
| define i1 @foo(i64 %a) { |
| ; X86-LABEL: foo: |
| ; X86: # %bb.0: |
| ; X86-NEXT: flds {{[0-9]+}}(%esp) |
| ; X86-NEXT: flds {{[0-9]+}}(%esp) |
| ; X86-NEXT: fucompp |
| ; X86-NEXT: fnstsw %ax |
| ; X86-NEXT: # kill: def $ah killed $ah killed $ax |
| ; X86-NEXT: sahf |
| ; X86-NEXT: setp %al |
| ; X86-NEXT: retl |
| ; |
| ; X86-SSE-LABEL: foo: |
| ; X86-SSE: # %bb.0: |
| ; X86-SSE-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero |
| ; X86-SSE-NEXT: ucomiss {{[0-9]+}}(%esp), %xmm0 |
| ; X86-SSE-NEXT: setp %al |
| ; X86-SSE-NEXT: retl |
| ; |
| ; X64-LABEL: foo: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq %rdi, %xmm0 |
| ; X64-NEXT: pshufd {{.*#+}} xmm1 = xmm0[1,1,2,3] |
| ; X64-NEXT: ucomiss %xmm1, %xmm0 |
| ; X64-NEXT: setp %al |
| ; X64-NEXT: retq |
| %t = bitcast i64 %a to <2 x float> |
| %r = extractelement <2 x float> %t, i32 0 |
| %s = extractelement <2 x float> %t, i32 1 |
| %b = fcmp uno float %r, %s |
| ret i1 %b |
| } |