File: pr27078.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 (19 lines) | stat: -rw-r--r-- 639 bytes parent folder | download | duplicates (7) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
; RUN: llc -verify-machineinstrs -mtriple=powerpc64-linux-gnu -mcpu=pwr8 -mattr=+vsx < %s | FileCheck %s

define <4 x float> @bar(float* %p, float* %q) {
  %1 = bitcast float* %p to <12 x float>*
  %2 = bitcast float* %q to <12 x float>*
  %3 = load <12 x float>, <12 x float>* %1, align 16
  %4 = load <12 x float>, <12 x float>* %2, align 16
  %5 = fsub <12 x float> %4, %3
  %6 = shufflevector <12 x float> %5, <12 x float> undef, <4 x i32> <i32 0, i32 3, i32 6, i32 9>
  ret <4 x float>  %6

; CHECK: xxsldwi
; CHECK-DAG: vmrghw
; CHECK-DAG: vmrglw
; CHECK-NEXT: xxsldwi
; CHECK-NEXT: xxsldwi
; CHECK-NEXT: xxsldwi
; CHECK-NEXT: blr
}