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new testcase, where we should use a negative stride

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llvm-svn: 35608
This commit is contained in:
Chris Lattner 2007-04-03 00:13:16 +00:00
parent 3df2382275
commit caf2381689
1 changed files with 20 additions and 0 deletions
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test/CodeGen/ARM/arm-negative-stride.ll Normal file
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; RUN: llvm-as < %s | llc -march=arm | grep -F 'str r1, [r3, -r0, lsl #2]'
define void @test(i32* %P, i32 %A, i32 %i) {
entry:
icmp eq i32 %i, 0 ; <i1>:0 [#uses=1]
br i1 %0, label %return, label %bb
bb: ; preds = %bb, %entry
%indvar = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=2]
%i_addr.09.0 = sub i32 %i, %indvar ; <i32> [#uses=1]
%tmp2 = getelementptr i32* %P, i32 %i_addr.09.0 ; <i32*> [#uses=1]
store i32 %A, i32* %tmp2
%indvar.next = add i32 %indvar, 1 ; <i32> [#uses=2]
icmp eq i32 %indvar.next, %i ; <i1>:1 [#uses=1]
br i1 %1, label %return, label %bb
return: ; preds = %bb, %entry
ret void
}