mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-01 00:12:50 +01:00
22 lines
835 B
LLVM
22 lines
835 B
LLVM
; RUN: llvm-as < %s | opt -indvars -adce -simplifycfg | llvm-dis | not grep br
|
|
;
|
|
; Testcase distilled from 256.bzip2
|
|
|
|
define i32 @main() {
|
|
entry:
|
|
br label %loopentry
|
|
|
|
loopentry: ; preds = %loopentry, %entry
|
|
%indvar1 = phi i32 [ 0, %entry ], [ %indvar.next2, %loopentry ] ; <i32> [#uses=1]
|
|
%h.0 = phi i32 [ %tmp.2, %loopentry ], [ 4, %entry ] ; <i32> [#uses=1]
|
|
%tmp.1 = mul i32 %h.0, 3 ; <i32> [#uses=1]
|
|
%tmp.2 = add i32 %tmp.1, 1 ; <i32> [#uses=2]
|
|
%indvar.next2 = add i32 %indvar1, 1 ; <i32> [#uses=2]
|
|
%exitcond3 = icmp ne i32 %indvar.next2, 4 ; <i1> [#uses=1]
|
|
br i1 %exitcond3, label %loopentry, label %loopexit
|
|
|
|
loopexit: ; preds = %loopentry
|
|
ret i32 %tmp.2
|
|
}
|
|
|