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Rewrite this test properly with a FileCheck instead of greps

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173997 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eli Bendersky 2013-01-31 00:11:52 +00:00
parent d363ae5299
commit ee1841cdda
1 changed files with 10 additions and 8 deletions
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18
test/CodeGen/X86/lea-2.ll
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@ -1,13 +1,15 @@
; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | \
; RUN: grep "lea EAX, DWORD PTR \[... + 4\*... - 5\]"
; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | \
; RUN: not grep add
; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | FileCheck %s
define i32 @test1(i32 %A, i32 %B) {
%tmp1 = shl i32 %A, 2 ; <i32> [#uses=1]
%tmp3 = add i32 %B, -5 ; <i32> [#uses=1]
%tmp4 = add i32 %tmp3, %tmp1 ; <i32> [#uses=1]
ret i32 %tmp4
%tmp1 = shl i32 %A, 2
%tmp3 = add i32 %B, -5
%tmp4 = add i32 %tmp3, %tmp1
; The above computation of %tmp4 should match a single lea, without using
; actual add instructions.
; CHECK-NOT: add
; CHECK: lea {{[A-Z]+}}, DWORD PTR [{{[A-Z]+}} + 4*{{[A-Z]+}} - 5]
ret i32 %tmp4
}