xref: /llvm-project/llvm/test/CodeGen/AArch64/sve-pseudos-expand-undef.mir (revision 5bd01ac822d1d700623790ef146fb78216576616)
1# RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve -run-pass=aarch64-expand-pseudo -simplify-mir -verify-machineinstrs %s -o - | FileCheck %s
2---
3name:            add_x
4alignment:       4
5tracksRegLiveness: true
6liveins:
7  - { reg: '$p0' }
8  - { reg: '$z0' }
9frameInfo:
10  maxCallFrameSize: 0
11body:             |
12  bb.0:
13    liveins: $p0, $z0
14
15    ; CHECK: add_x
16    ; CHECK-NOT: MOVPRFX
17    ; CHECK: $z0 = FADD_ZPmZ_S renamable $p0, killed $z0, renamable $z0
18    ; CHECK-NEXT: RET
19    renamable $z0 = FADD_ZPZZ_S_UNDEF renamable $p0, renamable $z0, killed renamable $z0
20    RET_ReallyLR
21
22...
23
24# CHECK: {{.*}} MSB_ZPmZZ_B {{.*}}
25---
26name: expand_mls_to_msb
27body:             |
28  bb.0:
29    renamable $p0 = PTRUE_B 31, implicit $vg
30    renamable $z0 = MLS_ZPZZZ_B_UNDEF killed renamable $p0, killed renamable $z2, killed renamable $z0, killed renamable $z1
31    RET_ReallyLR implicit $z0
32...
33
34# CHECK: {{.*}} MAD_ZPmZZ_B {{.*}}
35---
36name: expand_mla_to_mad
37body:             |
38  bb.0:
39    renamable $p0 = PTRUE_B 31, implicit $vg
40    renamable $z0 = MLA_ZPZZZ_B_UNDEF killed renamable $p0, killed renamable $z2, killed renamable $z0, killed renamable $z1
41    RET_ReallyLR implicit $z0
42...
43