File: shift-parts.ll

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (38 lines) | stat: -rw-r--r-- 848 bytes parent folder | download | duplicates (21) 
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
26
27
28
29
30
31
32
33
34
35
36
37
38
 
; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s

; CHECK: shift_parts_left_128
define void @shift_parts_left_128(i128* %val, i128* %amtptr) {
; CHECK: shl.b64
; CHECK: mov.u32
; CHECK: sub.s32
; CHECK: shr.u64
; CHECK: or.b64
; CHECK: add.s32
; CHECK: shl.b64
; CHECK: setp.gt.s32
; CHECK: selp.b64
; CHECK: shl.b64
  %amt = load i128, i128* %amtptr
  %a = load i128, i128* %val
  %val0 = shl i128 %a, %amt
  store i128 %val0, i128* %val
  ret void
}

; CHECK: shift_parts_right_128
define void @shift_parts_right_128(i128* %val, i128* %amtptr) {
; CHECK: shr.u64
; CHECK: sub.s32
; CHECK: shl.b64
; CHECK: or.b64
; CHECK: add.s32
; CHECK: shr.s64
; CHECK: setp.gt.s32
; CHECK: selp.b64
; CHECK: shr.s64
  %amt = load i128, i128* %amtptr
  %a = load i128, i128* %val
  %val0 = ashr i128 %a, %amt
  store i128 %val0, i128* %val
  ret void
}