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new testcase
author
Chris Lattner
<sabre@nondot.org>
Tue, 17 Apr 2007 21:12:26 +0000
(21:12 +0000)
committer
Chris Lattner
<sabre@nondot.org>
Tue, 17 Apr 2007 21:12:26 +0000
(21:12 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36220
91177308
-0d34-0410-b5e6-
96231b3b80d8
test/CodeGen/PowerPC/shl_elim.ll
[new file with mode: 0644]
patch
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blob
diff --git a/test/CodeGen/PowerPC/shl_elim.ll
b/test/CodeGen/PowerPC/shl_elim.ll
new file mode 100644
(file)
index 0000000..
3dc4772
--- /dev/null
+++ b/
test/CodeGen/PowerPC/shl_elim.ll
@@ -0,0
+1,11
@@
+; RUN: llvm-as < %s | llc -march=ppc32 | not grep slwi
+
+define i32 @test1(i64 %a) {
+ %tmp29 = lshr i64 %a, 24 ; <i64> [#uses=1]
+ %tmp23 = trunc i64 %tmp29 to i32 ; <i32> [#uses=1]
+ %tmp410 = lshr i32 %tmp23, 9 ; <i32> [#uses=1]
+ %tmp45 = trunc i32 %tmp410 to i16 ; <i16> [#uses=1]
+ %tmp456 = sext i16 %tmp45 to i32 ; <i32> [#uses=1]
+ ret i32 %tmp456
+}
+