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authorChris Lattner <sabre@nondot.org>2006-03-01 07:13:56 +0000
committerChris Lattner <sabre@nondot.org>2006-03-01 07:13:56 +0000
commit247140342361e6516bd91dccd3690ad594771383 (patch)
tree65d891892cbd9f8e447c15efc0653e9e59beb811 /test/CodeGen
parent00d18f0879fb02d90aaf27e53a8a6bab2513ab5d (diff)
downloadexternal_llvm-247140342361e6516bd91dccd3690ad594771383.zip
external_llvm-247140342361e6516bd91dccd3690ad594771383.tar.gz
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load (x|y) -> load (x+y) iff x and y have no common bits.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26449 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen')
-rw-r--r--test/CodeGen/PowerPC/or-addressing-mode.ll23
1 files changed, 23 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/or-addressing-mode.ll b/test/CodeGen/PowerPC/or-addressing-mode.ll
new file mode 100644
index 0000000..0d4fd96
--- /dev/null
+++ b/test/CodeGen/PowerPC/or-addressing-mode.ll
@@ -0,0 +1,23 @@
+; RUN: llvm-as < %s | llc &&
+; RUN: llvm-as < %s | llc | not grep ori &&
+; RUN: llvm-as < %s | llc | not grep rlwimi
+
+int %test1(sbyte* %P) { ;; or -> lwzx
+ %tmp.2.i = cast sbyte* %P to uint
+ %tmp.4.i = and uint %tmp.2.i, 4294901760
+ %tmp.10.i = shr uint %tmp.2.i, ubyte 5
+ %tmp.11.i = and uint %tmp.10.i, 2040
+ %tmp.13.i = or uint %tmp.11.i, %tmp.4.i
+ %tmp.14.i = cast uint %tmp.13.i to int*
+ %tmp.3 = load int* %tmp.14.i
+ ret int %tmp.3
+}
+
+int %test2(int %P) { ;; or -> lwz
+ %tmp.2 = shl int %P, ubyte 4
+ %tmp.3 = or int %tmp.2, 2
+ %tmp.4 = cast int %tmp.3 to int*
+ %tmp.5 = load int* %tmp.4
+ ret int %tmp.5
+}
+