llvm/test/Transforms/InstCombine/2007-03-26-BadShiftMask.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

37 lines
1.2 KiB
LLVM

; PR1271
; RUN: opt < %s -instcombine -S | \
; RUN: grep {ashr i32 %.mp137, 2}
; END.
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64"
target triple = "i686-pc-linux-gnu"
define i1 @test(i32* %tmp141, i32* %tmp145,
i32 %b8, i32 %iftmp.430.0, i32* %tmp134.out, i32* %tmp137.out)
{
newFuncRoot:
%tmp133 = and i32 %b8, 1 ; <i32> [#uses=1]
%tmp134 = shl i32 %tmp133, 3 ; <i32> [#uses=3]
%tmp136 = ashr i32 %b8, 1 ; <i32> [#uses=1]
%tmp137 = shl i32 %tmp136, 3 ; <i32> [#uses=3]
%tmp139 = ashr i32 %tmp134, 2 ; <i32> [#uses=1]
store i32 %tmp139, i32* %tmp141
%tmp143 = ashr i32 %tmp137, 2 ; <i32> [#uses=1]
store i32 %tmp143, i32* %tmp145
icmp eq i32 %iftmp.430.0, 0 ; <i1>:0 [#uses=1]
zext i1 %0 to i8 ; <i8>:1 [#uses=1]
icmp ne i8 %1, 0 ; <i1>:2 [#uses=1]
br i1 %2, label %cond_true147.exitStub, label %cond_false252.exitStub
cond_true147.exitStub: ; preds = %newFuncRoot
store i32 %tmp134, i32* %tmp134.out
store i32 %tmp137, i32* %tmp137.out
ret i1 true
cond_false252.exitStub: ; preds = %newFuncRoot
store i32 %tmp134, i32* %tmp134.out
store i32 %tmp137, i32* %tmp137.out
ret i1 false
}