mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-23 11:13:28 +01:00
a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
35 lines
754 B
LLVM
35 lines
754 B
LLVM
; RUN: opt < %s -loop-rotate -S | FileCheck %s
|
|
; RUN: opt < %s -loop-rotate -enable-mssa-loop-dependency=true -verify-memoryssa -S | FileCheck %s
|
|
|
|
; Test alloca in -loop-rotate.
|
|
|
|
; We expect a different value for %ptr each iteration (according to the
|
|
; definition of alloca). I.e. each @use must be paired with an alloca.
|
|
|
|
; CHECK: call void @use(i8* %
|
|
; CHECK: %ptr = alloca i8
|
|
|
|
@e = global i16 10
|
|
|
|
declare void @use(i8*)
|
|
|
|
define void @test() {
|
|
entry:
|
|
%end = load i16, i16* @e
|
|
br label %loop
|
|
|
|
loop:
|
|
%n.phi = phi i16 [ %n, %loop.fin ], [ 0, %entry ]
|
|
%ptr = alloca i8
|
|
%cond = icmp eq i16 %n.phi, %end
|
|
br i1 %cond, label %exit, label %loop.fin
|
|
|
|
loop.fin:
|
|
%n = add i16 %n.phi, 1
|
|
call void @use(i8* %ptr)
|
|
br label %loop
|
|
|
|
exit:
|
|
ret void
|
|
}
|