20 lines
465 B
LLVM
20 lines
465 B
LLVM
; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
|
|
|
|
define i32 @f1(i32 %a, i32 %b, i32 %c) {
|
|
%tmp1 = mul i32 %a, %b
|
|
%tmp2 = sub i32 %c, %tmp1
|
|
ret i32 %tmp2
|
|
}
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: mls r0, r0, r1, r2
|
|
|
|
; 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
|
|
}
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: muls r0, r1, r0
|
|
|