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30 lines
1.8 KiB
LLVM
30 lines
1.8 KiB
LLVM
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; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 -stats |& grep {Number of 3-address instructions sunk}
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define void @t2(<2 x i64>* %vDct, <2 x i64>* %vYp, i8* %skiplist, <2 x i64> %a1) nounwind {
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entry:
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%tmp25 = bitcast <2 x i64> %a1 to <8 x i16> ; <<8 x i16>> [#uses=1]
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br label %bb
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bb: ; preds = %bb, %entry
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%skiplist_addr.0.rec = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=3]
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%vYp_addr.0.rec = shl i32 %skiplist_addr.0.rec, 3 ; <i32> [#uses=3]
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%vDct_addr.0 = getelementptr <2 x i64>* %vDct, i32 %vYp_addr.0.rec ; <<2 x i64>*> [#uses=1]
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%vYp_addr.0 = getelementptr <2 x i64>* %vYp, i32 %vYp_addr.0.rec ; <<2 x i64>*> [#uses=1]
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%skiplist_addr.0 = getelementptr i8* %skiplist, i32 %skiplist_addr.0.rec ; <i8*> [#uses=1]
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%vDct_addr.0.sum43 = or i32 %vYp_addr.0.rec, 1 ; <i32> [#uses=1]
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%tmp7 = getelementptr <2 x i64>* %vDct, i32 %vDct_addr.0.sum43 ; <<2 x i64>*> [#uses=1]
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%tmp8 = load <2 x i64>* %tmp7, align 16 ; <<2 x i64>> [#uses=1]
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%tmp11 = load <2 x i64>* %vDct_addr.0, align 16 ; <<2 x i64>> [#uses=1]
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%tmp13 = bitcast <2 x i64> %tmp8 to <8 x i16> ; <<8 x i16>> [#uses=1]
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%tmp15 = bitcast <2 x i64> %tmp11 to <8 x i16> ; <<8 x i16>> [#uses=1]
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%tmp16 = shufflevector <8 x i16> %tmp15, <8 x i16> %tmp13, <8 x i32> < i32 0, i32 8, i32 1, i32 9, i32 2, i32 10, i32 3, i32 11 > ; <<8 x i16>> [#uses=1]
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%tmp26 = mul <8 x i16> %tmp25, %tmp16 ; <<8 x i16>> [#uses=1]
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%tmp27 = bitcast <8 x i16> %tmp26 to <2 x i64> ; <<2 x i64>> [#uses=1]
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store <2 x i64> %tmp27, <2 x i64>* %vYp_addr.0, align 16
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%tmp37 = load i8* %skiplist_addr.0, align 1 ; <i8> [#uses=1]
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%tmp38 = icmp eq i8 %tmp37, 0 ; <i1> [#uses=1]
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%indvar.next = add i32 %skiplist_addr.0.rec, 1 ; <i32> [#uses=1]
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br i1 %tmp38, label %return, label %bb
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return: ; preds = %bb
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ret void
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}
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