maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

[InstCombine] use FileCheck for better checking 

(testing script for autogeneration of check lines)

llvm-svn: 264438
This commit is contained in:
Sanjay Patel 2016-03-25 18:03:40 +00:00
parent d3d1179463
commit cd7d3ae7cc
1 changed files with 10 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
llvm/test/Transforms/InstCombine/2006-12-01-BadFPVectorXform.ll
View File

@ -1,9 +1,14 @@
; RUN: opt < %s -instcombine -S | grep sub
; RUN: opt < %s -instcombine -S | grep add
; NOTE: Assertions have been autogenerated by update_test_checks.py
; RUN: opt < %s -instcombine -S | FileCheck %s
define <4 x float> @test(<4 x float> %tmp26, <4 x float> %tmp53) {
; (X+Y)-Y != X for fp vectors.
%tmp64 = fadd <4 x float> %tmp26, %tmp53 ; <<4 x float>> [#uses=1]
%tmp75 = fsub <4 x float> %tmp64, %tmp53 ; <<4 x float>> [#uses=1]
ret <4 x float> %tmp75
; CHECK-LABEL: @test(
; CHECK: [[TMP64:%.*]] = fadd <4 x float> %tmp26, %tmp53
; CHECK-NEXT: [[TMP75:%.*]] = fsub <4 x float> [[TMP64]], %tmp53
; CHECK-NEXT: ret <4 x float> [[TMP75]]
;
%tmp64 = fadd <4 x float> %tmp26, %tmp53
%tmp75 = fsub <4 x float> %tmp64, %tmp53
ret <4 x float> %tmp75
}