From 99780ce87466692c9106acce9b6e5b19ebfa4644 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Fri, 12 Mar 2004 23:52:51 +0000 Subject: new testcases git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12352 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Transforms/InstCombine/sub.ll | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) (limited to 'test/Transforms/InstCombine/sub.ll') diff --git a/test/Transforms/InstCombine/sub.ll b/test/Transforms/InstCombine/sub.ll index ad1ae0a548..59dc5bd06e 100644 --- a/test/Transforms/InstCombine/sub.ll +++ b/test/Transforms/InstCombine/sub.ll @@ -1,7 +1,7 @@ ; This test makes sure that these instructions are properly eliminated. ; -; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep sub | not grep -v 'sub int %Cok, %Bok' +; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep -v 'sub int %Cok, %Bok' | not grep sub implementation @@ -74,3 +74,15 @@ bool %test11(ubyte %A, ubyte %B) { %cD = setne ubyte %C, 0 ; == setne A, B ret bool %cD } + +int %test12(int %A) { + %B = shr int %A, ubyte 31 + %C = sub int 0, %B ; == ushr A, 31 + ret int %C +} + +uint %test13(uint %A) { + %B = shr uint %A, ubyte 31 + %C = sub uint 0, %B ; == sar A, 31 + ret uint %C +} -- cgit v1.2.3