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For ARM, fix assertuib failures for some ld/st 3/4 instruction with wirteback.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199369 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jiangning Liu
2014-01-16 09:16:13 +00:00
parent 165f7ac98f
commit 43a785be50
8 changed files with 128 additions and 11 deletions
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12
test/CodeGen/ARM/vst3.ll
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@@ -61,6 +61,18 @@ define void @vst3i64(i64* %A, <1 x i64>* %B) nounwind {
ret void
}
define void @vst3i64_update(i64** %ptr, <1 x i64>* %B) nounwind {
;CHECK-LABEL: vst3i64_update
;CHECK: vst1.64 {d{{.*}}, d{{.*}}, d{{.*}}}, [r{{.*}}]!
%A = load i64** %ptr
%tmp0 = bitcast i64* %A to i8*
%tmp1 = load <1 x i64>* %B
call void @llvm.arm.neon.vst3.v1i64(i8* %tmp0, <1 x i64> %tmp1, <1 x i64> %tmp1, <1 x i64> %tmp1, i32 1)
%tmp2 = getelementptr i64* %A, i32 3
store i64* %tmp2, i64** %ptr
ret void
}
define void @vst3Qi8(i8* %A, <16 x i8>* %B) nounwind {
;CHECK-LABEL: vst3Qi8:
;Check the alignment value. Max for this instruction is 64 bits: