xref: /llvm-project/llvm/test/CodeGen/AMDGPU/dead_bundle.mir (revision 2cbfe4a823020b2efe53d32ad7eccbc5a037943f)
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=amdgcn--amdpal -mcpu=gfx1100 -verify-machineinstrs=1 -start-before=greedy,0 -stop-after=virtregrewriter,0 -stress-regalloc=5 %s -o - | FileCheck %s
3
4# This test checks that dead bundles are handled correctly.
5---
6name: psmain
7tracksRegLiveness: true
8machineFunctionInfo:
9  stackPtrOffsetReg: '$sgpr32'
10  psInputAddr:     7
11  psInputEnable:   7
12body:             |
13  bb.0:
14    liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3, $vgpr0, $vgpr1, $vgpr2
15
16    ; CHECK-LABEL: name: psmain
17    ; CHECK: liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3, $vgpr0, $vgpr1, $vgpr2
18    ; CHECK-NEXT: {{  $}}
19    ; CHECK-NEXT: dead renamable $sgpr3 = IMPLICIT_DEF
20    ; CHECK-NEXT: renamable $sgpr1 = KILL undef $sgpr1
21    ; CHECK-NEXT: renamable $sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11 = S_BUFFER_LOAD_DWORDX8_IMM undef renamable $sgpr0_sgpr1_sgpr2_sgpr3, 416, 0 :: (dereferenceable invariant load (s256), align 4)
22    ; CHECK-NEXT: dead [[V_CVT_U32_F32_e64_:%[0-9]+]]:vgpr_32 = V_CVT_U32_F32_e64 0, $sgpr4, 0, 0, implicit $mode, implicit $exec
23    ; CHECK-NEXT: dead renamable $sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15_sgpr16_sgpr17_sgpr18_sgpr19 = IMPLICIT_DEF
24    ; CHECK-NEXT: renamable $sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11 = S_BUFFER_LOAD_DWORDX8_IMM undef renamable $sgpr0_sgpr1_sgpr2_sgpr3, 416, 0 :: (dereferenceable invariant load (s256), align 4)
25    ; CHECK-NEXT: renamable $sgpr3 = COPY killed renamable $sgpr7
26    ; CHECK-NEXT: renamable $sgpr5 = COPY renamable $sgpr9
27    ; CHECK-NEXT: dead undef [[COPY:%[0-9]+]].sub0:vreg_64 = COPY renamable $sgpr3
28    ; CHECK-NEXT: dead undef [[COPY1:%[0-9]+]].sub1:vreg_64 = COPY killed renamable $sgpr5
29    ; CHECK-NEXT: dead [[IMAGE_SAMPLE_V1_V2_gfx11_:%[0-9]+]]:vgpr_32 = IMAGE_SAMPLE_V1_V2_gfx11 undef [[COPY]], undef renamable $sgpr12_sgpr13_sgpr14_sgpr15_sgpr16_sgpr17_sgpr18_sgpr19, renamable $sgpr0_sgpr1_sgpr2_sgpr3, 1, 1, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (dereferenceable load (s32), addrspace 8)
30    ; CHECK-NEXT: S_ENDPGM 0
31    undef %8.sub3:sgpr_128 = IMPLICIT_DEF
32    undef %8.sub1:sgpr_128 = COPY undef $sgpr1
33    %346:sgpr_256 = S_BUFFER_LOAD_DWORDX8_IMM undef %8, 416, 0 :: (dereferenceable invariant load (s256), align 4)
34    %60:vgpr_32 = V_CVT_U32_F32_e64 0, %346.sub0, 0, 0, implicit $mode, implicit $exec
35    %127:sgpr_512 = IMPLICIT_DEF
36    undef %283.sub0:vreg_64 = COPY %346.sub3
37    undef %283.sub1:vreg_64 = COPY %346.sub5
38    %282:vgpr_32 = IMAGE_SAMPLE_V1_V2_gfx11 undef %283, undef %127.sub8_sub9_sub10_sub11_sub12_sub13_sub14_sub15, %8, 1, 1, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (dereferenceable load (s32), addrspace 8)
39    S_ENDPGM 0
40...
41
42