1 ; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s 2 ; Check generated signed and unsigned multiply accumulate long. 3 4 define i64 @MACLongTest1(i32 %a, i32 %b, i64 %c) { 5 ;CHECK-LABEL: MACLongTest1: 6 ;CHECK: umlal 7 %conv = zext i32 %a to i64 8 %conv1 = zext i32 %b to i64 9 %mul = mul i64 %conv1, %conv 10 %add = add i64 %mul, %c 11 ret i64 %add 12 } 13 14 define i64 @MACLongTest2(i32 %a, i32 %b, i64 %c) { 15 ;CHECK-LABEL: MACLongTest2: 16 ;CHECK: smlal 17 %conv = sext i32 %a to i64 18 %conv1 = sext i32 %b to i64 19 %mul = mul nsw i64 %conv1, %conv 20 %add = add nsw i64 %mul, %c 21 ret i64 %add 22 } 23 24 define i64 @MACLongTest3(i32 %a, i32 %b, i32 %c) { 25 ;CHECK-LABEL: MACLongTest3: 26 ;CHECK: umlal 27 %conv = zext i32 %b to i64 28 %conv1 = zext i32 %a to i64 29 %mul = mul i64 %conv, %conv1 30 %conv2 = zext i32 %c to i64 31 %add = add i64 %mul, %conv2 32 ret i64 %add 33 } 34 35 define i64 @MACLongTest4(i32 %a, i32 %b, i32 %c) { 36 ;CHECK-LABEL: MACLongTest4: 37 ;CHECK: smlal 38 %conv = sext i32 %b to i64 39 %conv1 = sext i32 %a to i64 40 %mul = mul nsw i64 %conv, %conv1 41 %conv2 = sext i32 %c to i64 42 %add = add nsw i64 %mul, %conv2 43 ret i64 %add 44 } 45
