forked from OSchip/llvm-project
45 lines
1.1 KiB
LLVM
45 lines
1.1 KiB
LLVM
; RUN: llc < %s -march=arm | FileCheck %s
|
|
; Check generated signed and unsigned multiply accumulate long.
|
|
|
|
define i64 @MACLongTest1(i32 %a, i32 %b, i64 %c) {
|
|
;CHECK-LABEL: MACLongTest1:
|
|
;CHECK: umlal
|
|
%conv = zext i32 %a to i64
|
|
%conv1 = zext i32 %b to i64
|
|
%mul = mul i64 %conv1, %conv
|
|
%add = add i64 %mul, %c
|
|
ret i64 %add
|
|
}
|
|
|
|
define i64 @MACLongTest2(i32 %a, i32 %b, i64 %c) {
|
|
;CHECK-LABEL: MACLongTest2:
|
|
;CHECK: smlal
|
|
%conv = sext i32 %a to i64
|
|
%conv1 = sext i32 %b to i64
|
|
%mul = mul nsw i64 %conv1, %conv
|
|
%add = add nsw i64 %mul, %c
|
|
ret i64 %add
|
|
}
|
|
|
|
define i64 @MACLongTest3(i32 %a, i32 %b, i32 %c) {
|
|
;CHECK-LABEL: MACLongTest3:
|
|
;CHECK: umlal
|
|
%conv = zext i32 %b to i64
|
|
%conv1 = zext i32 %a to i64
|
|
%mul = mul i64 %conv, %conv1
|
|
%conv2 = zext i32 %c to i64
|
|
%add = add i64 %mul, %conv2
|
|
ret i64 %add
|
|
}
|
|
|
|
define i64 @MACLongTest4(i32 %a, i32 %b, i32 %c) {
|
|
;CHECK-LABEL: MACLongTest4:
|
|
;CHECK: smlal
|
|
%conv = sext i32 %b to i64
|
|
%conv1 = sext i32 %a to i64
|
|
%mul = mul nsw i64 %conv, %conv1
|
|
%conv2 = sext i32 %c to i64
|
|
%add = add nsw i64 %mul, %conv2
|
|
ret i64 %add
|
|
}
|