llvm/test/Transforms/Reassociate/commute.ll
Chad Rosier 503ec9826c Revert "[Reassociate] As the expression tree is rewritten make sure the operands are"
This reverts commit r222142.  This is causing/exposing an execution-time regression
in spec2006/gcc and coremark on AArch64/A57/Ofast.

Conflicts:

	test/Transforms/Reassociate/optional-flags.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222398 91177308-0d34-0410-b5e6-96231b3b80d8
2014-11-19 23:21:20 +00:00

20 lines
406 B
LLVM

; RUN: opt -reassociate -S < %s | FileCheck %s
declare void @use(i32)
define void @test1(i32 %x, i32 %y) {
; CHECK-LABEL: test1
; CHECK: mul i32 %y, %x
; CHECK: mul i32 %y, %x
; CHECK: sub i32 %1, %2
; CHECK: call void @use(i32 %{{.*}})
; CHECK: call void @use(i32 %{{.*}})
%1 = mul i32 %x, %y
%2 = mul i32 %y, %x
%3 = sub i32 %1, %2
call void @use(i32 %1)
call void @use(i32 %3)
ret void
}