mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-25 22:12:57 +02:00
3f497bbb76
We should set them to expand for now since there are no patterns dealing with them. Actually, there are no instructions either so I doubt they'll ever be acceptable. llvm-svn: 199265
13 lines
349 B
LLVM
13 lines
349 B
LLVM
; RUN: llc -mtriple=aarch64-linux-gnu %s -o - | FileCheck %s
|
|
|
|
define i128 @test_128bitmul(i128 %lhs, i128 %rhs) {
|
|
; CHECK: 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
|
|
|
|
%prod = mul i128 %lhs, %rhs
|
|
ret i128 %prod
|
|
}
|