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[InstCombine] use FileCheck for better checking

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(testing script for autogeneration of check lines)

llvm-svn: 264435
This commit is contained in:
Sanjay Patel 2016-03-25 18:03:01 +00:00
parent b2b5b10f67
commit 8539cbbd6d
1 changed files with 11 additions and 2 deletions
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13
test/Transforms/InstCombine/apint-and-xor-merge.ll
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@ -1,11 +1,16 @@
; NOTE: Assertions have been autogenerated by update_test_checks.py
; This test case checks that the merge of and/xor can work on arbitrary
; precision integers.
; RUN: opt < %s -instcombine -S | grep and | count 1
; RUN: opt < %s -instcombine -S | grep xor | count 2
; RUN: opt < %s -instcombine -S | FileCheck %s
; (x &z ) ^ (y & z) -> (x ^ y) & z
define i57 @test1(i57 %x, i57 %y, i57 %z) {
; CHECK-LABEL: @test1(
; CHECK: [[TMP61:%.*]] = xor i57 %x, %y
; CHECK-NEXT: [[TMP7:%.*]] = and i57 [[TMP61]], %z
; CHECK-NEXT: ret i57 [[TMP7]]
;
%tmp3 = and i57 %z, %x
%tmp6 = and i57 %z, %y
%tmp7 = xor i57 %tmp3, %tmp6
@ -14,6 +19,10 @@ define i57 @test1(i57 %x, i57 %y, i57 %z) {
; (x & y) ^ (x | y) -> x ^ y
define i23 @test2(i23 %x, i23 %y, i23 %z) {
; CHECK-LABEL: @test2(
; CHECK: [[TMP7:%.*]] = xor i23 %y, %x
; CHECK-NEXT: ret i23 [[TMP7]]
;
%tmp3 = and i23 %y, %x
%tmp6 = or i23 %y, %x
%tmp7 = xor i23 %tmp3, %tmp6