YouCompleteMe/cpp/llvm/test/CodeGen/X86/inline-asm-flag-clobber.ll
2012-07-05 17:51:06 -07:00

20 lines
464 B
LLVM

; RUN: llc -march=x86-64 < %s | FileCheck %s
; PR3701
define i64 @t(i64* %arg) nounwind {
br i1 true, label %1, label %5
; <label>:1 ; preds = %0
%2 = icmp eq i64* null, %arg ; <i1> [#uses=1]
%3 = tail call i64* asm sideeffect "movl %fs:0,$0", "=r,~{dirflag},~{fpsr},~{flags}"() nounwind ; <%struct.thread*> [#uses=0]
; CHECK: test
; CHECK-NEXT: j
br i1 %2, label %4, label %5
; <label>:4 ; preds = %1
ret i64 1
; <label>:5 ; preds = %1
ret i64 0
}