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
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -O2 -mtriple=aarch64-linux-gnu -mattr=+sve < %s | FileCheck %s
define <vscale x 8 x i16> @sext_splat_v8i16_128() {
; CHECK-LABEL: sext_splat_v8i16_128:
; CHECK: // %bb.0:
; CHECK-NEXT: mov z0.h, #-128 // =0xffffffffffffff80
; CHECK-NEXT: ret
%a = shl <vscale x 8 x i16> splat(i16 128), splat (i16 8)
%b = ashr <vscale x 8 x i16> %a, splat (i16 8)
ret <vscale x 8 x i16> %b
}
define <vscale x 8 x i1> @sext_icmp_splat_v8i16_128(<vscale x 8 x i8> %d) {
; CHECK-LABEL: sext_icmp_splat_v8i16_128:
; CHECK: // %bb.0:
; CHECK-NEXT: ptrue p0.h
; CHECK-NEXT: sxtb z0.h, p0/m, z0.h
; CHECK-NEXT: cmpgt p0.h, p0/z, z0.h, #-1
; CHECK-NEXT: ret
%c = icmp ugt <vscale x 8 x i8> splat(i8 128), %d
ret <vscale x 8 x i1> %c
}
define <vscale x 4 x i1> @sext_icmp_splat_v4i16_128(<vscale x 4 x i8> %d) {
; CHECK-LABEL: sext_icmp_splat_v4i16_128:
; CHECK: // %bb.0:
; CHECK-NEXT: ptrue p0.s
; CHECK-NEXT: sxtb z0.s, p0/m, z0.s
; CHECK-NEXT: cmpgt p0.s, p0/z, z0.s, #-1
; CHECK-NEXT: ret
%c = icmp ugt <vscale x 4 x i8> splat(i8 128), %d
ret <vscale x 4 x i1> %c
}
|
