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https://github.com/c64scene-ar/llvm-6502.git
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2634e98a93
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74295 91177308-0d34-0410-b5e6-96231b3b80d8
15 lines
412 B
LLVM
15 lines
412 B
LLVM
; RUN: llvm-as < %s | llc -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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