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24 lines
1.1 KiB
LLVM
24 lines
1.1 KiB
LLVM
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; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm &&
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; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm -mattr=+v6 &&
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; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm -mattr=+v6 | grep smmul | wc -l | grep 1 &&
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; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | grep umull | wc -l | grep 1
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int %smulhi(int %x, int %y) {
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%tmp = cast int %x to ulong ; <ulong> [#uses=1]
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%tmp1 = cast int %y to ulong ; <ulong> [#uses=1]
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%tmp2 = mul ulong %tmp1, %tmp ; <ulong> [#uses=1]
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%tmp3 = shr ulong %tmp2, ubyte 32 ; <ulong> [#uses=1]
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%tmp3 = cast ulong %tmp3 to int ; <int> [#uses=1]
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ret int %tmp3
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}
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int %umulhi(uint %x, uint %y) {
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%tmp = cast uint %x to ulong ; <ulong> [#uses=1]
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%tmp1 = cast uint %y to ulong ; <ulong> [#uses=1]
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%tmp2 = mul ulong %tmp1, %tmp ; <ulong> [#uses=1]
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%tmp3 = shr ulong %tmp2, ubyte 32 ; <ulong> [#uses=1]
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%tmp3 = cast ulong %tmp3 to int ; <int> [#uses=1]
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ret int %tmp3
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}
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