File: big-endian-neon-trunc-store.ll

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (26 lines) | stat: -rw-r--r-- 990 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
 
; RUN: llc < %s -mtriple armeb-eabi -mattr v7,neon -o - | FileCheck %s

define void @vector_trunc_store_2i64_to_2i16( <2 x i64>* %loadaddr, <2 x i16>* %storeaddr ) {
; CHECK-LABEL: vector_trunc_store_2i64_to_2i16:
; CHECK:       vmovn.i64  [[REG:d[0-9]+]]
; CHECK:       vrev32.16  [[REG]], [[REG]]
; CHECK:       vuzp.16    [[REG]], [[REG2:d[0-9]+]]
; CHECK:       vrev32.16  [[REG]], [[REG2]]
  %1 = load <2 x i64>, <2 x i64>* %loadaddr
  %2 = trunc <2 x i64> %1 to <2 x i16>
  store <2 x i16> %2, <2 x i16>* %storeaddr
  ret void
}

define void @vector_trunc_store_4i32_to_4i8( <4 x i32>* %loadaddr, <4 x i8>* %storeaddr ) {
; CHECK-LABEL: vector_trunc_store_4i32_to_4i8:
; CHECK:       vmovn.i32 [[REG:d[0-9]+]]
; CHECK:       vrev16.8  [[REG]], [[REG]]
; CHECK:       vuzp.8    [[REG]], [[REG2:d[0-9]+]]
; CHECK:       vrev32.8  [[REG]], [[REG2]]
  %1 = load <4 x i32>, <4 x i32>* %loadaddr
  %2 = trunc <4 x i32> %1 to <4 x i8>
  store <4 x i8> %2, <4 x i8>* %storeaddr
  ret void
}