File: inline-asm-constraints-bad-sve.ll

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (38 lines) | stat: -rw-r--r-- 1,548 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
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
; RUN: not llc -mtriple=aarch64-none-linux-gnu -mattr=+sve -o - %s 2>&1 | FileCheck %s

target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64-unknown-linux-gnu"

; CHECK: error: couldn't allocate input reg for constraint 'Upa'
; CHECK: error: couldn't allocate input reg for constraint 'r'
; CHECK: error: couldn't allocate output register for constraint 'w'
; CHECK: error: unknown token in expression

define <vscale x 16 x i1> @foo1(i32 *%in) {
entry:
  %0 = load i32, i32* %in, align 4
  %1 = call <vscale x 16 x i1> asm sideeffect "mov $0.b, $1.b \0A", "=@3Upa,@3Upa"(i32 %0)
  ret <vscale x 16 x i1> %1
}

define <vscale x 4 x float> @foo2(<vscale x 4 x i32> *%in) {
entry:
  %0 = load <vscale x 4 x i32>, <vscale x 4 x i32>* %in, align 16
  %1 = call <vscale x 4 x float> asm sideeffect "ptrue p0.s, #1 \0Afabs $0.s, p0/m, $1.s \0A", "=w,r"(<vscale x 4 x i32> %0)
  ret <vscale x 4 x float> %1
}

define <vscale x 16 x i1> @foo3(<vscale x 16 x i1> *%in) {
entry:
  %0 = load <vscale x 16 x i1>, <vscale x 16 x i1>* %in, align 2
  %1 = call <vscale x 16 x i1> asm sideeffect "mov $0.b, $1.b \0A", "=&w,w"(<vscale x 16 x i1> %0)
  ret <vscale x 16 x i1> %1
}

define half @foo4(<vscale x 16 x i1> *%inp, <vscale x 8 x half> *%inv) {
entry:
  %0 = load <vscale x 16 x i1>, <vscale x 16 x i1>* %inp, align 2
  %1 = load <vscale x 8 x half>, <vscale x 8 x half>* %inv, align 16
  %2 = call half asm "fminv ${0:h}, $1, $2.h", "=r,@3Upl,w"(<vscale x 16 x i1> %0, <vscale x 8 x half> %1)
  ret half %2
}