forked from OSchip/llvm-project
29 lines
752 B
LLVM
29 lines
752 B
LLVM
; RUN: opt -S -sink < %s | FileCheck %s
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
define void @test1(i32* ()*) {
|
|
entry:
|
|
%1 = call i32* %0() #0
|
|
fence singlethread seq_cst
|
|
%2 = load i32, i32* %1, align 4
|
|
fence singlethread seq_cst
|
|
%3 = icmp eq i32 %2, 0
|
|
br i1 %3, label %fail, label %pass
|
|
|
|
fail: ; preds = %top
|
|
br label %pass
|
|
|
|
pass: ; preds = %fail, %top
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: @test1(
|
|
; CHECK: %[[call:.*]] = call i32* %0()
|
|
; CHECK: fence singlethread seq_cst
|
|
; CHECK: load i32, i32* %[[call]], align 4
|
|
; CHECK: fence singlethread seq_cst
|
|
|
|
|
|
attributes #0 = { nounwind readnone }
|