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16 lines
548 B
LLVM
16 lines
548 B
LLVM
; RUN: llc < %s -march=x86-64 -mattr=+mmx,+sse2 | grep movq | count 2
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; There are no MMX operations here; this is promoted to XMM.
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define void @foo(<1 x i64>* %a, <1 x i64>* %b) nounwind {
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entry:
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%0 = load <1 x i64>* %a, align 8 ; <<1 x i64>> [#uses=1]
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%1 = bitcast <1 x i64> %0 to <2 x i32> ; <<2 x i32>> [#uses=1]
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%2 = and <2 x i32> %1, < i32 -1, i32 0 > ; <<2 x i32>> [#uses=1]
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%3 = bitcast <2 x i32> %2 to <1 x i64> ; <<1 x i64>> [#uses=1]
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store <1 x i64> %3, <1 x i64>* %b, align 8
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br label %bb2
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bb2: ; preds = %entry
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ret void
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}
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