mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-19 17:37:24 +00:00
6f729d601c
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48762 91177308-0d34-0410-b5e6-96231b3b80d8
28 lines
752 B
LLVM
28 lines
752 B
LLVM
; RUN: llvm-as < %s | opt -lcssa | llvm-dis | \
|
|
; RUN: grep {%X.1.lcssa}
|
|
; RUN: llvm-as < %s | opt -lcssa | llvm-dis | \
|
|
; RUN: not grep {%X.1.lcssa1}
|
|
|
|
declare i1 @c1()
|
|
|
|
declare i1 @c2()
|
|
|
|
define i32 @foo() {
|
|
entry:
|
|
br label %loop_begin
|
|
loop_begin: ; preds = %loop_body.2, %entry
|
|
br i1 true, label %loop_body.1, label %loop_exit2
|
|
loop_body.1: ; preds = %loop_begin
|
|
%X.1 = add i32 0, 1 ; <i32> [#uses=1]
|
|
%rel.1 = call i1 @c1( ) ; <i1> [#uses=1]
|
|
br i1 %rel.1, label %loop_exit, label %loop_body.2
|
|
loop_body.2: ; preds = %loop_body.1
|
|
%rel.2 = call i1 @c2( ) ; <i1> [#uses=1]
|
|
br i1 %rel.2, label %loop_exit, label %loop_begin
|
|
loop_exit: ; preds = %loop_body.2, %loop_body.1
|
|
ret i32 %X.1
|
|
loop_exit2: ; preds = %loop_begin
|
|
ret i32 1
|
|
}
|
|
|