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[AMDGPU] Presubmit test: max register pressure on defs. #74424

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merged 1 commit into from
Dec 5, 2023
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[AMDGPU] Presubmit test: max register pressure on defs. #74424

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115 changes: 113 additions & 2 deletions llvm/test/CodeGen/AMDGPU/regpressure_printer.mir
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 3
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 --filetype=null --run-pass=amdgpu-print-rp %s 2>&1 >/dev/null | FileCheck %s --check-prefix=RP --check-prefix=RPU
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 --filetype=null --run-pass=amdgpu-print-rp -amdgpu-print-rp-downward %s 2>&1 >/dev/null | FileCheck %s --check-prefix=RP --check-prefix=RPD
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 --filetype=null -verify-machineinstrs --run-pass=amdgpu-print-rp %s 2>&1 >/dev/null | FileCheck %s --check-prefix=RP --check-prefix=RPU
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 --filetype=null -verify-machineinstrs --run-pass=amdgpu-print-rp -amdgpu-print-rp-downward %s 2>&1 >/dev/null | FileCheck %s --check-prefix=RP --check-prefix=RPD


---
Expand Down Expand Up @@ -666,3 +666,114 @@ body: |
EXP_DONE 0, %49:vgpr_32, undef %51:vgpr_32, undef %53:vgpr_32, undef %55:vgpr_32, -1, 0, 1, implicit $exec
S_ENDPGM 0
...
---
name: test_partially_used_def
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3
; RPU-LABEL: name: test_partially_used_def
; RPU: Live-in:
; RPU-NEXT: SGPR VGPR
; RPU-NEXT: 0 0
; RPU-NEXT: 4 0 %0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
; RPU-NEXT: 4 0
; RPU-NEXT: 4 0 %1:sgpr_128 = COPY %0:sgpr_128
; RPU-NEXT: 1 0
; RPU-NEXT: 1 0 S_NOP 0, implicit %1.sub1:sgpr_128
; RPU-NEXT: 0 0
; RPU-NEXT: Live-out:
; RPU-NEXT: Live-thr:
; RPU-NEXT: 0 0
;
; RPD-LABEL: name: test_partially_used_def
; RPD: Live-in:
; RPD-NEXT: SGPR VGPR
; RPD-NEXT: 0 0
; RPD-NEXT: 4 0 %0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
; RPD-NEXT: 4 0
; RPD-NEXT: 8 0 %1:sgpr_128 = COPY %0:sgpr_128
; RPD-NEXT: 1 0
; RPD-NEXT: 1 0 S_NOP 0, implicit %1.sub1:sgpr_128
; RPD-NEXT: 0 0
; RPD-NEXT: Live-out:
; RPD-NEXT: Live-thr:
; RPD-NEXT: 0 0
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sgpr_128 = COPY %0:sgpr_128
S_NOP 0, implicit %1.sub1
...
---
name: test_partially_used_early_clobber_def
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3
; RPU-LABEL: name: test_partially_used_early_clobber_def
; RPU: Live-in:
; RPU-NEXT: SGPR VGPR
; RPU-NEXT: 0 0
; RPU-NEXT: 4 0 %0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
; RPU-NEXT: 4 0
; RPU-NEXT: 5 0 early-clobber %1:sgpr_128 = COPY %0:sgpr_128
; RPU-NEXT: 1 0
; RPU-NEXT: 1 0 S_NOP 0, implicit %1.sub1:sgpr_128
; RPU-NEXT: 0 0
; RPU-NEXT: Live-out:
; RPU-NEXT: Live-thr:
; RPU-NEXT: 0 0
;
; RPD-LABEL: name: test_partially_used_early_clobber_def
; RPD: Live-in:
; RPD-NEXT: SGPR VGPR
; RPD-NEXT: 0 0
; RPD-NEXT: 4 0 %0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
; RPD-NEXT: 4 0
; RPD-NEXT: 8 0 early-clobber %1:sgpr_128 = COPY %0:sgpr_128
; RPD-NEXT: 1 0
; RPD-NEXT: 1 0 S_NOP 0, implicit %1.sub1:sgpr_128
; RPD-NEXT: 0 0
; RPD-NEXT: Live-out:
; RPD-NEXT: Live-thr:
; RPD-NEXT: 0 0
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
early-clobber %1:sgpr_128 = COPY %0:sgpr_128
S_NOP 0, implicit %1.sub1
...
---
name: test_partially_used_def_and_early_clobber_def
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3
; RPU-LABEL: name: test_partially_used_def_and_early_clobber_def
; RPU: Live-in:
; RPU-NEXT: SGPR VGPR
; RPU-NEXT: 0 0
; RPU-NEXT: 4 0 %0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
; RPU-NEXT: 4 0
; RPU-NEXT: 7 0 %1:sgpr_128 = COPY %0:sgpr_128, implicit-def %2:sgpr_128, implicit-def early-clobber %3:sgpr_128, implicit-def dead early-clobber %4:sgpr_128
; RPU-NEXT: 6 0
; RPU-NEXT: 6 0 S_NOP 0, implicit %1.sub1:sgpr_128, implicit %2.sub0_sub1:sgpr_128, implicit %3.sub0_sub1_sub2:sgpr_128
; RPU-NEXT: 0 0
; RPU-NEXT: Live-out:
; RPU-NEXT: Live-thr:
; RPU-NEXT: 0 0
;
; RPD-LABEL: name: test_partially_used_def_and_early_clobber_def
; RPD: Live-in:
; RPD-NEXT: SGPR VGPR
; RPD-NEXT: 0 0
; RPD-NEXT: 4 0 %0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
; RPD-NEXT: 4 0
; RPD-NEXT: 20 0 %1:sgpr_128 = COPY %0:sgpr_128, implicit-def %2:sgpr_128, implicit-def early-clobber %3:sgpr_128, implicit-def dead early-clobber %4:sgpr_128
; RPD-NEXT: 6 0
; RPD-NEXT: 6 0 S_NOP 0, implicit %1.sub1:sgpr_128, implicit %2.sub0_sub1:sgpr_128, implicit %3.sub0_sub1_sub2:sgpr_128
; RPD-NEXT: 0 0
; RPD-NEXT: Live-out:
; RPD-NEXT: Live-thr:
; RPD-NEXT: 0 0
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sgpr_128 = COPY %0:sgpr_128, implicit-def %2:sgpr_128, implicit-def early-clobber %3:sgpr_128, implicit-def early-clobber %4:sgpr_128
S_NOP 0, implicit %1.sub1, implicit %2.sub0_sub1, implicit %3.sub0_sub1_sub2
...