| ; RUN: llc -mtriple=arm64-apple-ios7.0 %s -o - | FileCheck %s |
| ; RUN: llc -mtriple=aarch64_be-linux-gnu %s -o - | FileCheck --check-prefix=CHECK-BE %s |
| |
| define i128 @test_128bitmul(i128 %lhs, i128 %rhs) { |
| ; CHECK-LABEL: test_128bitmul: |
| ; CHECK-DAG: umulh [[CARRY:x[0-9]+]], x0, x2 |
| ; CHECK-DAG: madd [[PART1:x[0-9]+]], x0, x3, [[CARRY]] |
| ; CHECK: madd x1, x1, x2, [[PART1]] |
| ; CHECK: mul x0, x0, x2 |
| |
| ; CHECK-BE-LABEL: test_128bitmul: |
| ; CHECK-BE-DAG: umulh [[CARRY:x[0-9]+]], x1, x3 |
| ; CHECK-BE-DAG: madd [[PART1:x[0-9]+]], x1, x2, [[CARRY]] |
| ; CHECK-BE: madd x0, x0, x3, [[PART1]] |
| ; CHECK-BE: mul x1, x1, x3 |
| |
| %prod = mul i128 %lhs, %rhs |
| ret i128 %prod |
| } |
