| Arnold Schwaighofer | 67514e9 | 2012-09-04 14:37:49 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=arm | FileCheck %s |
| 2 | ; Check generated signed and unsigned multiply accumulate long. |
| 3 | |
| 4 | define i64 @MACLongTest1(i32 %a, i32 %b, i64 %c) { |
| 5 | ;CHECK: 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: 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: 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: 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 | } |