mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-24 03:33:20 +01:00
d6babe096d
Summary: The module pass pipeline includes a late LICM run after loop unrolling. LCSSA is implicitly run as a pass dependency of LICM. However no cleanup pass was run after this, so the LCSSA nodes ended in the optimized output. Reviewers: hfinkel, mehdi_amini Subscribers: majnemer, bruno, mzolotukhin, mehdi_amini, llvm-commits Differential Revision: http://reviews.llvm.org/D20606 llvm-svn: 271602
19 lines
296 B
LLVM
19 lines
296 B
LLVM
; RUN: opt -S -O3 < %s | FileCheck %s
|
|
|
|
define i64 @test() {
|
|
entry:
|
|
br label %loop
|
|
|
|
loop:
|
|
%i = phi i64 [ 0, %entry ], [ %inc, %loop ]
|
|
%inc = add i64 %i, 1
|
|
%cond = tail call i1 @check()
|
|
br i1 %cond, label %loop, label %exit
|
|
|
|
exit:
|
|
; CHECK-NOT: lcssa
|
|
ret i64 %i
|
|
}
|
|
|
|
declare i1 @check()
|