mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-02 00:42:52 +01:00
f2c290dfa6
llvm-svn: 81545
48 lines
1.3 KiB
LLVM
48 lines
1.3 KiB
LLVM
; RUN: opt < %s -predsimplify -instcombine -simplifycfg -S > %t
|
|
; RUN: grep -v declare %t | not grep fail
|
|
; RUN: grep -v declare %t | grep pass | count 3
|
|
|
|
define i32 @test1(i32 %x, i32 %y) {
|
|
entry:
|
|
%tmp2 = or i32 %x, %y ; <i32> [#uses=1]
|
|
%tmp = icmp eq i32 %tmp2, 0 ; <i1> [#uses=1]
|
|
br i1 %tmp, label %cond_true, label %return
|
|
cond_true: ; preds = %entry
|
|
%tmp4 = icmp eq i32 %x, 0 ; <i1> [#uses=1]
|
|
br i1 %tmp4, label %cond_true5, label %cond_false
|
|
cond_true5: ; preds = %cond_true
|
|
%tmp6 = call i32 @pass( ) ; <i32> [#uses=1]
|
|
ret i32 %tmp6
|
|
cond_false: ; preds = %cond_true
|
|
%tmp8 = call i32 @fail( ) ; <i32> [#uses=1]
|
|
ret i32 %tmp8
|
|
return: ; preds = %entry
|
|
ret i32 0
|
|
}
|
|
|
|
define i32 @test2(i32 %x, i32 %y) {
|
|
entry:
|
|
%tmp2 = or i32 %x, %y ; <i32> [#uses=1]
|
|
%tmp = icmp ne i32 %tmp2, 0 ; <i1> [#uses=1]
|
|
br i1 %tmp, label %cond_true, label %return
|
|
cond_true: ; preds = %entry
|
|
%tmp4 = icmp eq i32 %x, 0 ; <i1> [#uses=1]
|
|
br i1 %tmp4, label %cond_true5, label %cond_false
|
|
cond_true5: ; preds = %cond_true
|
|
%tmp6 = call i32 @pass1( ) ; <i32> [#uses=1]
|
|
ret i32 %tmp6
|
|
cond_false: ; preds = %cond_true
|
|
%tmp8 = call i32 @pass2( ) ; <i32> [#uses=1]
|
|
ret i32 %tmp8
|
|
return: ; preds = %entry
|
|
ret i32 0
|
|
}
|
|
|
|
declare i32 @fail()
|
|
|
|
declare i32 @pass()
|
|
|
|
declare i32 @pass1()
|
|
|
|
declare i32 @pass2()
|