[llvm] r264434 - [InstCombine] use FileCheck for better checking

[Sanjay Patel via llvm-commits]

Author: spatel
Date: Fri Mar 25 13:02:14 2016
New Revision: 264434

URL: http://llvm.org/viewvc/llvm-project?rev=264434&view=rev
Log:
[InstCombine] use FileCheck for better checking

(testing script for autogeneration of check lines)


Modified:
    llvm/trunk/test/Transforms/InstCombine/mul-masked-bits.ll

Modified: llvm/trunk/test/Transforms/InstCombine/mul-masked-bits.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/mul-masked-bits.ll?rev=264434&r1=264433&r2=264434&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/mul-masked-bits.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/mul-masked-bits.ll Fri Mar 25 13:02:14 2016
@@ -1,6 +1,15 @@
-; RUN: opt < %s -instcombine -S | grep ashr
+; NOTE: Assertions have been autogenerated by update_test_checks.py
+; RUN: opt < %s -instcombine -S | FileCheck %s
 
 define i32 @foo(i32 %x, i32 %y) {
+; CHECK-LABEL: @foo(
+; CHECK:         [[A:%.*]] = and i32 %x, 7
+; CHECK-NEXT:    [[B:%.*]] = and i32 %y, 7
+; CHECK-NEXT:    [[C:%.*]] = mul nuw nsw i32 [[A]], [[B]]
+; CHECK-NEXT:    [[D:%.*]] = shl nuw i32 [[C]], 26
+; CHECK-NEXT:    [[E:%.*]] = ashr exact i32 [[D]], 26
+; CHECK-NEXT:    ret i32 [[E]]
+;
   %a = and i32 %x, 7
   %b = and i32 %y, 7
   %c = mul i32 %a, %b