File: ctpop-split.ll

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2~deb10u1
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 995,836 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 (26 lines) | stat: -rw-r--r-- 869 bytes parent folder | download | duplicates (22) 
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
 
; RUN: llc -march=hexagon < %s | FileCheck %s

; Check if popcounts of vector pairs are properly split.

; CHECK-LABEL: f0:
; CHECK: v0.h = vpopcount(v0.h)
; CHECK: v1.h = vpopcount(v1.h)
define <64 x i16> @f0(<64 x i16> %a0) #0 {
  %t0 = call <64 x i16> @llvm.ctpop.v64i32(<64 x i16> %a0)
  ret <64 x i16> %t0
}

; CHECK-LABEL: f1:
; CHECK: v0.h = vpopcount(v0.h)
; CHECK: v1.h = vpopcount(v1.h)
define <128 x i16> @f1(<128 x i16> %a0) #1 {
  %t0 = call <128 x i16> @llvm.ctpop.v128i32(<128 x i16> %a0)
  ret <128 x i16> %t0
}

declare <64 x i16>  @llvm.ctpop.v64i32(<64 x i16>) #0
declare <128 x i16>  @llvm.ctpop.v128i32(<128 x i16>) #1

attributes #0 = { readnone nounwind "target-cpu"="hexagonv60" "target-features"="+hvx,+hvx-length64b,-packets" }
attributes #1 = { readnone nounwind "target-cpu"="hexagonv60" "target-features"="+hvx,+hvx-length128b,-packets" }