| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -verify-machineinstrs -run-pass=prologepilog %s -o - | FileCheck --check-prefix=MUBUF %s |
| # RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -verify-machineinstrs -run-pass=prologepilog -mattr=+enable-flat-scratch %s -o - | FileCheck --check-prefix=FLATSCR %s |
| |
| # Test what happens when an SGPR is unavailable for the unused add. The non-inline constant needs to be folded into the add instruction and not materialized in a register. |
| |
| --- |
| name: scavenge_sgpr_pei_no_sgprs |
| tracksRegLiveness: true |
| |
| stack: |
| - { id: 0, type: default, offset: 0, size: 4, alignment: 8192 } |
| - { id: 1, type: default, offset: 0, size: 4, alignment: 8192 } |
| |
| machineFunctionInfo: |
| isEntryFunction: false |
| scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3 |
| frameOffsetReg: $sgpr33 |
| stackPtrOffsetReg: $sgpr32 |
| |
| body: | |
| bb.0: |
| liveins: $vgpr1 |
| |
| ; MUBUF-LABEL: name: scavenge_sgpr_pei_no_sgprs |
| ; MUBUF: liveins: $sgpr40, $sgpr41, $vgpr1 |
| ; MUBUF-NEXT: {{ $}} |
| ; MUBUF-NEXT: $sgpr40 = frame-setup COPY $sgpr33 |
| ; MUBUF-NEXT: $sgpr33 = frame-setup S_ADD_I32 $sgpr32, 524224, implicit-def $scc |
| ; MUBUF-NEXT: $sgpr33 = frame-setup S_AND_B32 killed $sgpr33, 4294443008, implicit-def dead $scc |
| ; MUBUF-NEXT: $sgpr41 = frame-setup COPY $sgpr34 |
| ; MUBUF-NEXT: $sgpr34 = frame-setup COPY $sgpr32 |
| ; MUBUF-NEXT: $sgpr32 = frame-setup S_ADD_I32 $sgpr32, 2097152, implicit-def dead $scc |
| ; MUBUF-NEXT: S_NOP 0, implicit-def $sgpr4, implicit-def $sgpr5, implicit-def $sgpr6, implicit-def $sgpr7, implicit-def $sgpr8, implicit-def $sgpr9, implicit-def $sgpr10, implicit-def $sgpr11, implicit-def $sgpr12, implicit-def $sgpr13, implicit-def $sgpr14, implicit-def $sgpr15, implicit-def $sgpr16, implicit-def $sgpr17, implicit-def $sgpr18, implicit-def $sgpr19, implicit-def $sgpr20, implicit-def $sgpr21, implicit-def $sgpr22, implicit-def $sgpr23, implicit-def $sgpr24, implicit-def $sgpr25, implicit-def $sgpr26, implicit-def $sgpr27, implicit-def $sgpr28, implicit-def $sgpr29, implicit-def $sgpr30, implicit-def $sgpr31, implicit-def $vcc |
| ; MUBUF-NEXT: $vgpr0 = V_LSHRREV_B32_e64 6, $sgpr33, implicit $exec |
| ; MUBUF-NEXT: $vgpr0 = V_ADD_U32_e32 8192, killed $vgpr0, implicit $exec |
| ; MUBUF-NEXT: $vgpr2 = V_LSHRREV_B32_e64 6, $sgpr33, implicit $exec |
| ; MUBUF-NEXT: $vgpr2 = V_ADD_U32_e32 16384, killed $vgpr2, implicit $exec |
| ; MUBUF-NEXT: $vgpr0 = V_OR_B32_e32 killed $vgpr2, $vgpr1, implicit $exec, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7, implicit $sgpr8, implicit $sgpr9, implicit $sgpr10, implicit $sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $sgpr15, implicit $sgpr16, implicit $sgpr17, implicit $sgpr18, implicit $sgpr19, implicit $sgpr20, implicit $sgpr21, implicit $sgpr22, implicit $sgpr23, implicit $sgpr24, implicit $sgpr25, implicit $sgpr26, implicit $sgpr27, implicit $sgpr28, implicit $sgpr29, implicit $sgpr30, implicit $sgpr31 |
| ; MUBUF-NEXT: $sgpr32 = frame-destroy COPY $sgpr34 |
| ; MUBUF-NEXT: $sgpr34 = frame-destroy COPY $sgpr41 |
| ; MUBUF-NEXT: $sgpr33 = frame-destroy COPY $sgpr40 |
| ; MUBUF-NEXT: S_ENDPGM 0, implicit $vcc |
| ; |
| ; FLATSCR-LABEL: name: scavenge_sgpr_pei_no_sgprs |
| ; FLATSCR: liveins: $sgpr40, $sgpr41, $vgpr1 |
| ; FLATSCR-NEXT: {{ $}} |
| ; FLATSCR-NEXT: $sgpr40 = frame-setup COPY $sgpr33 |
| ; FLATSCR-NEXT: $sgpr33 = frame-setup S_ADD_I32 $sgpr32, 8191, implicit-def $scc |
| ; FLATSCR-NEXT: $sgpr33 = frame-setup S_AND_B32 killed $sgpr33, 4294959104, implicit-def dead $scc |
| ; FLATSCR-NEXT: $sgpr41 = frame-setup COPY $sgpr34 |
| ; FLATSCR-NEXT: $sgpr34 = frame-setup COPY $sgpr32 |
| ; FLATSCR-NEXT: $sgpr32 = frame-setup S_ADD_I32 $sgpr32, 32768, implicit-def dead $scc |
| ; FLATSCR-NEXT: S_NOP 0, implicit-def $sgpr4, implicit-def $sgpr5, implicit-def $sgpr6, implicit-def $sgpr7, implicit-def $sgpr8, implicit-def $sgpr9, implicit-def $sgpr10, implicit-def $sgpr11, implicit-def $sgpr12, implicit-def $sgpr13, implicit-def $sgpr14, implicit-def $sgpr15, implicit-def $sgpr16, implicit-def $sgpr17, implicit-def $sgpr18, implicit-def $sgpr19, implicit-def $sgpr20, implicit-def $sgpr21, implicit-def $sgpr22, implicit-def $sgpr23, implicit-def $sgpr24, implicit-def $sgpr25, implicit-def $sgpr26, implicit-def $sgpr27, implicit-def $sgpr28, implicit-def $sgpr29, implicit-def $sgpr30, implicit-def $sgpr31, implicit-def $vcc |
| ; FLATSCR-NEXT: $sgpr42 = S_ADD_I32 $sgpr33, 8192, implicit-def $scc |
| ; FLATSCR-NEXT: $vgpr0 = V_MOV_B32_e32 killed $sgpr42, implicit $exec |
| ; FLATSCR-NEXT: $sgpr42 = S_ADD_I32 $sgpr33, 16384, implicit-def $scc |
| ; FLATSCR-NEXT: $vgpr0 = V_OR_B32_e32 killed $sgpr42, $vgpr1, implicit $exec, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7, implicit $sgpr8, implicit $sgpr9, implicit $sgpr10, implicit $sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $sgpr15, implicit $sgpr16, implicit $sgpr17, implicit $sgpr18, implicit $sgpr19, implicit $sgpr20, implicit $sgpr21, implicit $sgpr22, implicit $sgpr23, implicit $sgpr24, implicit $sgpr25, implicit $sgpr26, implicit $sgpr27, implicit $sgpr28, implicit $sgpr29, implicit $sgpr30, implicit $sgpr31 |
| ; FLATSCR-NEXT: $sgpr32 = frame-destroy COPY $sgpr34 |
| ; FLATSCR-NEXT: $sgpr34 = frame-destroy COPY $sgpr41 |
| ; FLATSCR-NEXT: $sgpr33 = frame-destroy COPY $sgpr40 |
| ; FLATSCR-NEXT: S_ENDPGM 0, implicit $vcc |
| S_NOP 0, implicit-def $sgpr4, implicit-def $sgpr5, implicit-def $sgpr6, implicit-def $sgpr7, implicit-def $sgpr8, implicit-def $sgpr9, implicit-def $sgpr10, implicit-def $sgpr11, implicit-def $sgpr12, implicit-def $sgpr13, implicit-def $sgpr14, implicit-def $sgpr15, implicit-def $sgpr16, implicit-def $sgpr17, implicit-def $sgpr18, implicit-def $sgpr19, implicit-def $sgpr20, implicit-def $sgpr21, implicit-def $sgpr22, implicit-def $sgpr23, implicit-def $sgpr24, implicit-def $sgpr25, implicit-def $sgpr26, implicit-def $sgpr27, implicit-def $sgpr28, implicit-def $sgpr29, implicit-def $sgpr30, implicit-def $sgpr31, implicit-def $vcc |
| $vgpr0 = V_MOV_B32_e32 %stack.0, implicit $exec |
| $vgpr0 = V_OR_B32_e32 %stack.1, $vgpr1, implicit $exec, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7, implicit $sgpr8, implicit $sgpr9, implicit $sgpr10, implicit $sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $sgpr15, implicit $sgpr16, implicit $sgpr17, implicit $sgpr18, implicit $sgpr19, implicit $sgpr20, implicit $sgpr21, implicit $sgpr22, implicit $sgpr23, implicit $sgpr24, implicit $sgpr25, implicit $sgpr26, implicit $sgpr27, implicit $sgpr28, implicit $sgpr29, implicit $sgpr30, implicit $sgpr31 |
| S_ENDPGM 0, implicit $vcc |
| ... |
