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15 lines
402 B
LLVM
15 lines
402 B
LLVM
; RUN: llc < %s -march=thumb -mattr=+thumb2 | grep {mls\\W*r\[0-9\],\\W*r\[0-9\],\\W*r\[0-9\],\\W*r\[0-9\]} | count 1
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define i32 @f1(i32 %a, i32 %b, i32 %c) {
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%tmp1 = mul i32 %a, %b
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%tmp2 = sub i32 %c, %tmp1
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ret i32 %tmp2
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}
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; sub doesn't commute, so no mls for this one
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define i32 @f2(i32 %a, i32 %b, i32 %c) {
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%tmp1 = mul i32 %a, %b
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%tmp2 = sub i32 %tmp1, %c
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ret i32 %tmp2
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}
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