File: madd-lohi.ll

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (25 lines) | stat: -rw-r--r-- 788 bytes parent folder | download | duplicates (18) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; 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:       ; %bb.0:
; CHECK-NEXT:    umulh x8, x0, x2
; CHECK-NEXT:    madd x8, x0, x3, x8
; CHECK-NEXT:    mul x0, x0, x2
; CHECK-NEXT:    madd x1, x1, x2, x8
; CHECK-NEXT:    ret
;
; CHECK-BE-LABEL: test_128bitmul:
; CHECK-BE:       // %bb.0:
; CHECK-BE-NEXT:    umulh x8, x1, x3
; CHECK-BE-NEXT:    madd x8, x1, x2, x8
; CHECK-BE-NEXT:    mul x1, x1, x3
; CHECK-BE-NEXT:    madd x0, x0, x3, x8
; CHECK-BE-NEXT:    ret


  %prod = mul i128 %lhs, %rhs
  ret i128 %prod
}