Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions

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; RUN: llc -mtriple=arm-eabi -mattr=+v6t2 %s -o - | FileCheck %s
; RUN: llc -mtriple=arm-eabi -mattr=+v6t2 -arm-use-mulops=false %s -o - \
; RUN: | FileCheck %s -check-prefix=NO_MULOPS
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
}
; CHECK-LABEL: f1:
; CHECK: mls r0, r0, r1, r2
; NO_MULOPS-LABEL: f1:
; NO_MULOPS: mul r0, r0, r1
; NO_MULOPS-NEXT: sub r0, r2, r0
; CHECK-LABEL: f2:
; CHECK: mul r0, r0, r1
; CHECK-NEXT: sub r0, r0, r2
; NO_MULOPS-LABEL: f2:
; NO_MULOPS: mul r0, r0, r1
; NO_MULOPS-NEXT: sub r0, r0, r2