mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-23 15:29:51 +00:00
fbfb1b286f
This is done to avoid odd test failures, like the one fixed in r171243. My previous regex was not good enough to find these. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171343 91177308-0d34-0410-b5e6-96231b3b80d8
61 lines
1.1 KiB
LLVM
61 lines
1.1 KiB
LLVM
; RUN: opt -gvn -S < %s | FileCheck %s
|
|
|
|
define i32 @f1(i32 %x) {
|
|
; CHECK: define i32 @f1(
|
|
bb0:
|
|
%cmp = icmp eq i32 %x, 0
|
|
br i1 %cmp, label %bb2, label %bb1
|
|
bb1:
|
|
br label %bb2
|
|
bb2:
|
|
%cond = phi i32 [ %x, %bb0 ], [ 0, %bb1 ]
|
|
%foo = add i32 %cond, %x
|
|
ret i32 %foo
|
|
; CHECK: bb2:
|
|
; CHECK: ret i32 %x
|
|
}
|
|
|
|
define i32 @f2(i32 %x) {
|
|
; CHECK: define i32 @f2(
|
|
bb0:
|
|
%cmp = icmp ne i32 %x, 0
|
|
br i1 %cmp, label %bb1, label %bb2
|
|
bb1:
|
|
br label %bb2
|
|
bb2:
|
|
%cond = phi i32 [ %x, %bb0 ], [ 0, %bb1 ]
|
|
%foo = add i32 %cond, %x
|
|
ret i32 %foo
|
|
; CHECK: bb2:
|
|
; CHECK: ret i32 %x
|
|
}
|
|
|
|
define i32 @f3(i32 %x) {
|
|
; CHECK: define i32 @f3(
|
|
bb0:
|
|
switch i32 %x, label %bb1 [ i32 0, label %bb2]
|
|
bb1:
|
|
br label %bb2
|
|
bb2:
|
|
%cond = phi i32 [ %x, %bb0 ], [ 0, %bb1 ]
|
|
%foo = add i32 %cond, %x
|
|
ret i32 %foo
|
|
; CHECK: bb2:
|
|
; CHECK: ret i32 %x
|
|
}
|
|
|
|
declare void @g(i1)
|
|
define void @f4(i8 * %x) {
|
|
; CHECK: define void @f4(
|
|
bb0:
|
|
%y = icmp eq i8* null, %x
|
|
br i1 %y, label %bb2, label %bb1
|
|
bb1:
|
|
br label %bb2
|
|
bb2:
|
|
%zed = icmp eq i8* null, %x
|
|
call void @g(i1 %zed)
|
|
; CHECK: call void @g(i1 %y)
|
|
ret void
|
|
}
|