File: neon_ld1.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,418,812 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (30 lines) | stat: -rw-r--r-- 998 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
 
; RUN: llc -mtriple=arm-eabi -float-abi=soft -mattr=+neon %s -o - | FileCheck %s

; CHECK: t1
; CHECK: vldr d
; CHECK: vldr d
; CHECK: vadd.i16 d
; CHECK: vstr d
define void @t1(<2 x i32>* %r, <4 x i16>* %a, <4 x i16>* %b) nounwind {
entry:
	%0 = load <4 x i16>, <4 x i16>* %a, align 8		; <<4 x i16>> [#uses=1]
	%1 = load <4 x i16>, <4 x i16>* %b, align 8		; <<4 x i16>> [#uses=1]
	%2 = add <4 x i16> %0, %1		; <<4 x i16>> [#uses=1]
	%3 = bitcast <4 x i16> %2 to <2 x i32>		; <<2 x i32>> [#uses=1]
	store <2 x i32> %3, <2 x i32>* %r, align 8
	ret void
}

; CHECK: t2
; CHECK: vldr d
; CHECK: vldr d
; CHECK: vsub.i16 d
; CHECK: vmov r0, r1, d
define <2 x i32> @t2(<4 x i16>* %a, <4 x i16>* %b) nounwind readonly {
entry:
	%0 = load <4 x i16>, <4 x i16>* %a, align 8		; <<4 x i16>> [#uses=1]
	%1 = load <4 x i16>, <4 x i16>* %b, align 8		; <<4 x i16>> [#uses=1]
	%2 = sub <4 x i16> %0, %1		; <<4 x i16>> [#uses=1]
	%3 = bitcast <4 x i16> %2 to <2 x i32>		; <<2 x i32>> [#uses=1]
	ret <2 x i32> %3
}