mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-27 13:30:05 +00:00
15 lines
408 B
LLVM
15 lines
408 B
LLVM
|
; RUN: llvm-as < %s | llc -march=arm -mattr=+v6t2 | grep {mls\\W*r\[0-9\],\\W*r\[0-9\],\\W*r\[0-9\],\\W*r\[0-9\]} | count 1
|
||
|
|
|
||
|
|
define i32 @f1(i32 %a, i32 %b, i32 %c) {
|
||
|
|
%tmp1 = mul i32 %a, %b
|
||
|
|
%tmp2 = sub i32 %c, %tmp1
|
||
|
|
ret i32 %tmp2
|
||
|
|
}
|
||
|
|
|
||
|
|
; sub doesn't commute, so no mls for this one
|
||
|
|
define i32 @f2(i32 %a, i32 %b, i32 %c) {
|
||
|
|
%tmp1 = mul i32 %a, %b
|
||
|
|
%tmp2 = sub i32 %tmp1, %c
|
||
|
|
ret i32 %tmp2
|
||
|
|
}
|