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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-04-20 00:38:45 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-04-20 00:38:45 +0000 |
| commit | eece9dc81cedf0cda5c356c180f60d91c99920fc (patch) | |
| tree | 9e8581cf7f5da30f274c65bbcb4f0f94c3f9dd44 /test/Transforms/InstCombine/cast.ll | |
| parent | 181b14797518e714e1b6112db849ca53192b8f23 (diff) | |
| download | llvm-eece9dc81cedf0cda5c356c180f60d91c99920fc.tar.gz llvm-eece9dc81cedf0cda5c356c180f60d91c99920fc.tar.bz2 llvm-eece9dc81cedf0cda5c356c180f60d91c99920fc.tar.xz | |
Revert r155136 "Defer some shl transforms to DAGCombine."
While the patch was perfect and defect free, it exposed a really nasty
bug in X86 SelectionDAG that caused an llc crash when compiling lencod.
I'll put the patch back in after fixing the SelectionDAG problem.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@155181 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/InstCombine/cast.ll')
| -rw-r--r-- | test/Transforms/InstCombine/cast.ll | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/test/Transforms/InstCombine/cast.ll b/test/Transforms/InstCombine/cast.ll index 7cf63e8ce1..19d5a0ae77 100644 --- a/test/Transforms/InstCombine/cast.ll +++ b/test/Transforms/InstCombine/cast.ll @@ -457,12 +457,10 @@ define i64 @test50(i64 %A) { %E = sext i32 %D to i64 ret i64 %E ; CHECK: @test50 -; lshr+shl will be handled by DAGCombine. -; CHECK-NEXT: lshr i64 %A, 2 -; CHECK-NEXT: shl i64 %a, 32 +; CHECK-NEXT: shl i64 %A, 30 ; CHECK-NEXT: add i64 {{.*}}, -4294967296 -; CHECK-NEXT: %E = ashr exact i64 {{.*}}, 32 -; CHECK-NEXT: ret i64 %E +; CHECK-NEXT: %sext = ashr i64 {{.*}}, 32 +; CHECK-NEXT: ret i64 %sext } define i64 @test51(i64 %A, i1 %cond) { |