xref: /llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-stacksave-stackrestore.mir (revision 9e9907f1cfa424366fba58d9520f9305b537cec9)
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2
2# RUN: llc -mtriple=amdgcn -mcpu=gfx1030 -run-pass=instruction-select -o - %s | FileCheck -check-prefix=GFX10-WAVE32 %s
3# RUN: llc -mtriple=amdgcn -mcpu=gfx1030 -mattr=+wavefrontsize64 -run-pass=instruction-select -o - %s | FileCheck -check-prefix=GFX10-WAVE64 %s
4
5---
6name:            stackrestore_waveaddress_sgpr
7legalized:       true
8regBankSelected: true
9body: |
10  bb.0:
11    ; GFX10-WAVE32-LABEL: name: stackrestore_waveaddress_sgpr
12    ; GFX10-WAVE32: $sgpr32 = COPY $sgpr32
13    ;
14    ; GFX10-WAVE64-LABEL: name: stackrestore_waveaddress_sgpr
15    ; GFX10-WAVE64: $sgpr32 = COPY $sgpr32
16    %0:sgpr(p5) = G_AMDGPU_WAVE_ADDRESS $sgpr32
17    G_STACKRESTORE %0
18
19...
20
21# Test we aren't special casing the direct register value.
22---
23name:            stackrestore_direct_sp_sgpr
24legalized:       true
25regBankSelected: true
26body: |
27  bb.0:
28    liveins: $sgpr10
29    ; GFX10-WAVE32-LABEL: name: stackrestore_direct_sp_sgpr
30    ; GFX10-WAVE32: liveins: $sgpr10
31    ; GFX10-WAVE32-NEXT: {{  $}}
32    ; GFX10-WAVE32-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr32
33    ; GFX10-WAVE32-NEXT: [[S_LSHR_B32_:%[0-9]+]]:sreg_32 = S_LSHR_B32 [[COPY]], 5, implicit-def dead $scc
34    ; GFX10-WAVE32-NEXT: $sgpr32 = COPY [[S_LSHR_B32_]]
35    ;
36    ; GFX10-WAVE64-LABEL: name: stackrestore_direct_sp_sgpr
37    ; GFX10-WAVE64: liveins: $sgpr10
38    ; GFX10-WAVE64-NEXT: {{  $}}
39    ; GFX10-WAVE64-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr32
40    ; GFX10-WAVE64-NEXT: [[S_LSHR_B32_:%[0-9]+]]:sreg_32 = S_LSHR_B32 [[COPY]], 6, implicit-def dead $scc
41    ; GFX10-WAVE64-NEXT: $sgpr32 = COPY [[S_LSHR_B32_]]
42    %0:sgpr(p5) = COPY $sgpr32
43    G_STACKRESTORE %0
44
45...
46
47---
48name:            stackrestore_any_sgpr
49legalized:       true
50regBankSelected: true
51body: |
52  bb.0:
53    liveins: $sgpr10
54    ; GFX10-WAVE32-LABEL: name: stackrestore_any_sgpr
55    ; GFX10-WAVE32: liveins: $sgpr10
56    ; GFX10-WAVE32-NEXT: {{  $}}
57    ; GFX10-WAVE32-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr10
58    ; GFX10-WAVE32-NEXT: [[S_LSHR_B32_:%[0-9]+]]:sreg_32 = S_LSHR_B32 [[COPY]], 5, implicit-def dead $scc
59    ; GFX10-WAVE32-NEXT: $sgpr32 = COPY [[S_LSHR_B32_]]
60    ;
61    ; GFX10-WAVE64-LABEL: name: stackrestore_any_sgpr
62    ; GFX10-WAVE64: liveins: $sgpr10
63    ; GFX10-WAVE64-NEXT: {{  $}}
64    ; GFX10-WAVE64-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr10
65    ; GFX10-WAVE64-NEXT: [[S_LSHR_B32_:%[0-9]+]]:sreg_32 = S_LSHR_B32 [[COPY]], 6, implicit-def dead $scc
66    ; GFX10-WAVE64-NEXT: $sgpr32 = COPY [[S_LSHR_B32_]]
67    %0:sgpr(p5) = COPY $sgpr10
68    G_STACKRESTORE %0
69
70...
71
72