mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-25 04:02:41 +01:00
a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
25 lines
830 B
LLVM
25 lines
830 B
LLVM
; RUN: opt < %s -indvars -loop-deletion -S |FileCheck %s
|
|
|
|
; Check IndVarSimplify should replace exit value even if the expansion cost
|
|
; is high because the loop can be deleted after the exit value rewrite.
|
|
;
|
|
; CHECK-LABEL: @_Z3fooPKcjj(
|
|
; CHECK: udiv
|
|
; CHECK: [[LABEL:^[a-zA-Z0-9_.]+]]:
|
|
; CHECK-NOT: br {{.*}} [[LABEL]]
|
|
|
|
define i32 @_Z3fooPKcjj(i8* nocapture readnone %s, i32 %len, i32 %c) #0 {
|
|
entry:
|
|
br label %while.cond
|
|
|
|
while.cond: ; preds = %while.cond, %entry
|
|
%klen.0 = phi i32 [ %len, %entry ], [ %sub, %while.cond ]
|
|
%cmp = icmp ugt i32 %klen.0, 11
|
|
%sub = add i32 %klen.0, -12
|
|
br i1 %cmp, label %while.cond, label %while.end
|
|
|
|
while.end: ; preds = %while.cond
|
|
%klen.0.lcssa = phi i32 [ %klen.0, %while.cond ]
|
|
ret i32 %klen.0.lcssa
|
|
}
|