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FileCheck-ize another codegen test, tightening it up.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134331 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chandler Carruth 2011-07-02 20:42:14 +00:00
parent 4d28d7365a
commit 8f786a5834
1 changed files with 22 additions and 15 deletions
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37
test/CodeGen/X86/pr2182.ll
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@ -1,4 +1,4 @@
; RUN: llc < %s | grep {addl \$3, (%eax)} | count 4
; RUN: llc < %s | FileCheck %s
; PR2182
target datalayout =
@ -7,18 +7,25 @@ target triple = "i386-apple-darwin8"
@x = weak global i32 0 ; <i32*> [#uses=8]
define void @loop_2() nounwind {
entry:
%tmp = volatile load i32* @x, align 4 ; <i32> [#uses=1]
%tmp1 = add i32 %tmp, 3 ; <i32> [#uses=1]
volatile store i32 %tmp1, i32* @x, align 4
%tmp.1 = volatile load i32* @x, align 4 ; <i32> [#uses=1]
%tmp1.1 = add i32 %tmp.1, 3 ; <i32> [#uses=1]
volatile store i32 %tmp1.1, i32* @x, align 4
%tmp.2 = volatile load i32* @x, align 4 ; <i32> [#uses=1]
%tmp1.2 = add i32 %tmp.2, 3 ; <i32> [#uses=1]
volatile store i32 %tmp1.2, i32* @x, align 4
%tmp.3 = volatile load i32* @x, align 4 ; <i32> [#uses=1]
%tmp1.3 = add i32 %tmp.3, 3 ; <i32> [#uses=1]
volatile store i32 %tmp1.3, i32* @x, align 4
ret void
; CHECK: loop_2:
; CHECK-NOT: ret
; CHECK: addl $3, (%{{.*}})
; CHECK-NEXT: addl $3, (%{{.*}})
; CHECK-NEXT: addl $3, (%{{.*}})
; CHECK-NEXT: addl $3, (%{{.*}})
; CHECK-NEXT: ret
%tmp = volatile load i32* @x, align 4 ; <i32> [#uses=1]
%tmp1 = add i32 %tmp, 3 ; <i32> [#uses=1]
volatile store i32 %tmp1, i32* @x, align 4
%tmp.1 = volatile load i32* @x, align 4 ; <i32> [#uses=1]
%tmp1.1 = add i32 %tmp.1, 3 ; <i32> [#uses=1]
volatile store i32 %tmp1.1, i32* @x, align 4
%tmp.2 = volatile load i32* @x, align 4 ; <i32> [#uses=1]
%tmp1.2 = add i32 %tmp.2, 3 ; <i32> [#uses=1]
volatile store i32 %tmp1.2, i32* @x, align 4
%tmp.3 = volatile load i32* @x, align 4 ; <i32> [#uses=1]
%tmp1.3 = add i32 %tmp.3, 3 ; <i32> [#uses=1]
volatile store i32 %tmp1.3, i32* @x, align 4
ret void
}