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authorEvan Cheng <evan.cheng@apple.com>2009-06-26 05:59:16 +0000
committerEvan Cheng <evan.cheng@apple.com>2009-06-26 05:59:16 +0000
commitdfc6a7831d6d29b9a3e181cf42bfb03244a2af78 (patch)
tree0c5f618df36afcb1eb256a45eb139d98035c709a /test/CodeGen/Thumb2
parent998c2051a4b0dcab96d0803c44801f1c90531a43 (diff)
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Fix a CodeGenDAGPatterns bug. Check if top level predicates match when it's looking for duplicates.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74276 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/Thumb2')
-rw-r--r--test/CodeGen/Thumb2/thumb2-orn.ll13
1 files changed, 13 insertions, 0 deletions
diff --git a/test/CodeGen/Thumb2/thumb2-orn.ll b/test/CodeGen/Thumb2/thumb2-orn.ll
new file mode 100644
index 0000000..2918585
--- /dev/null
+++ b/test/CodeGen/Thumb2/thumb2-orn.ll
@@ -0,0 +1,13 @@
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep {bic\\W*r\[0-9\]*,\\W*r\[0-9\]*,\\W*r\[0-9\]*} | Count 2
+
+define i32 @f1(i32 %a, i32 %b) {
+ %tmp = xor i32 %b, 4294967295
+ %tmp1 = and i32 %a, %tmp
+ ret i32 %tmp1
+}
+
+define i32 @f2(i32 %a, i32 %b) {
+ %tmp = xor i32 %b, 4294967295
+ %tmp1 = and i32 %tmp, %a
+ ret i32 %tmp1
+}