llvm-6502/test/CodeGen/X86/fast-isel-cmp-branch.ll
2011-02-22 07:19:54 +00:00

31 lines
768 B
LLVM

; RUN: llc -O0 -mtriple=x86_64-linux -asm-verbose=false < %s | FileCheck %s
; RUN: llc -O0 -mtriple=x86_64-win32 -asm-verbose=false < %s | FileCheck %s
; rdar://8337108
; Fast-isel shouldn't try to look through the compare because it's in a
; different basic block, so its operands aren't necessarily exported
; for cross-block usage.
; CHECK: movb %al, [[OFS:[0-9]*]](%rsp)
; CHECK: callq {{_?}}bar
; CHECK: movb [[OFS]](%rsp), %al
declare void @bar()
define void @foo(i32 %a, i32 %b) nounwind {
entry:
%q = add i32 %a, 7
%r = add i32 %b, 9
%t = icmp ult i32 %q, %r
invoke void @bar() to label %next unwind label %unw
next:
br i1 %t, label %true, label %return
true:
call void @bar()
br label %return
return:
ret void
unw:
unreachable
}