File: mtvsrc-mfvscr-PPCVSXSwapRemoval.ll

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.6-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,304 kB
  • sloc: cpp: 7,438,677; ansic: 1,393,822; asm: 1,012,926; python: 241,650; f90: 86,635; objc: 75,479; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (37 lines) | stat: -rw-r--r-- 1,052 bytes parent folder | download | duplicates (14) 
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
 
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-unknown \
; RUN:   -mcpu=pwr8 -O2 < %s | FileCheck %s

define void @test_mtvscr() {
; CHECK-LABEL: test_mtvscr:
; CHECK:       # %bb.0: # %test_mtvscr_entry
; CHECK-NEXT:    addi 3, 1, -16
; CHECK-NEXT:    lxvd2x 0, 0, 3
; CHECK-NEXT:    xxswapd 34, 0
; CHECK-NEXT:    mtvscr 2
; CHECK-NEXT:    blr
test_mtvscr_entry:
  %0 = alloca <4 x i32>
  %1 = load <4 x i32>, ptr %0
  call void @llvm.ppc.altivec.mtvscr(<4 x i32> %1)
  ret void
}

define void @test_mfvscr() {
; CHECK-LABEL: test_mfvscr:
; CHECK:       # %bb.0: # %test_mfvscr_entry
; CHECK-NEXT:    mfvscr 2
; CHECK-NEXT:    addi 3, 1, -16
; CHECK-NEXT:    xxswapd 0, 34
; CHECK-NEXT:    stxvd2x 0, 0, 3
; CHECK-NEXT:    blr
test_mfvscr_entry:
  %0 = alloca <8 x i16>
  %1 = call <8 x i16> @llvm.ppc.altivec.mfvscr()
  store <8 x i16> %1, ptr %0
  ret void
}

declare void @llvm.ppc.altivec.mtvscr(<4 x i32>)

declare <8 x i16> @llvm.ppc.altivec.mfvscr()