From a4d9dc739256c9d247f32447314a6ea502f8fa99 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Fri, 9 Sep 2005 17:48:57 +0000 Subject: [PATCH] New testcase, neither should require a register-register copy git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23290 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/CodeGen/PowerPC/rlwimi-commute.ll | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 test/CodeGen/PowerPC/rlwimi-commute.ll diff --git a/test/CodeGen/PowerPC/rlwimi-commute.ll b/test/CodeGen/PowerPC/rlwimi-commute.ll new file mode 100644 index 00000000000..e6719ebd878 --- /dev/null +++ b/test/CodeGen/PowerPC/rlwimi-commute.ll @@ -0,0 +1,26 @@ +; RUN: llvm-as < %s | llc -march=ppc32 | grep rlwimi && +; RUN: llvm-as < %s | llc -march=ppc32 | not grep 'or ' + +; Make sure there is no register-register copies here. + +void %test1(int *%A, int *%B, int *%D, int* %E) { + %A = load int* %A + %B = load int* %B + %X = and int %A, 15 + %Y = and int %B, -16 + %Z = or int %X, %Y + store int %Z, int* %D + store int %A, int* %E + ret void +} + +void %test2(int *%A, int *%B, int *%D, int* %E) { + %A = load int* %A + %B = load int* %B + %X = and int %A, 15 + %Y = and int %B, -16 + %Z = or int %X, %Y + store int %Z, int* %D + store int %B, int* %E + ret void +}