A testcase sitting in my tree

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23687 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/PowerPC/and-elim.ll b/test/CodeGen/PowerPC/and-elim.ll
new file mode 100644 (file)
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+++ b/test/CodeGen/PowerPC/and-elim.ll
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+; RUN: llvm-as < %s | llc -march=ppc32 &&
+; RUN: llvm-as < %s | llc -march=ppc32 | not grep rlwin
+
+void %test(ubyte* %P) {
+       %W = load ubyte* %P
+       %X = shl ubyte %W, ubyte 1
+       %Y = add ubyte %X, 2
+       %Z = and ubyte %Y, 254        ; dead and
+       store ubyte %Z, ubyte* %P
+       ret void
+}