30 lines
796 B
LLVM
30 lines
796 B
LLVM
; RUN: opt < %s -mem2reg -simplifycfg -S | FileCheck -enable-var-scope %s
|
|
|
|
define i32 @test(i32 %x) {
|
|
; CHECK-LABEL: @test
|
|
entry:
|
|
%y = alloca i32, align 4
|
|
%tobool = icmp ne i32 %x, 0
|
|
br i1 %tobool, label %if.then, label %if.else
|
|
|
|
if.then:
|
|
; CHECK: if.then:
|
|
; CHECK: [[ASM1:%.*]] = call i32 asm "mov $0, #1", "=r"()
|
|
%tmp1 = call i32 asm "mov $0, #1", "=r"() nounwind readnone
|
|
store i32 %tmp1, i32* %y, align 4
|
|
br label %if.end
|
|
|
|
if.else:
|
|
; CHECK: if.else:
|
|
; CHECK: [[ASM2:%.*]] = call i32 asm "mov $0, #2", "=r"()
|
|
%tmp2 = call i32 asm "mov $0, #2", "=r"() nounwind readnone
|
|
store i32 %tmp2, i32* %y, align 4
|
|
br label %if.end
|
|
|
|
if.end:
|
|
; CHECK: if.end:
|
|
; CHECK: {{%.*}} = phi i32 [ [[ASM1]], %if.then ], [ [[ASM2]], %if.else ]
|
|
%tmp3 = load i32, i32* %y, align 4
|
|
ret i32 %tmp3
|
|
}
|