1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2 # RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs -run-pass=si-lower-sgpr-spills -o - %s | FileCheck %s
4 # Check for liveness errors when spilling partially defined super registers.
7 name: sgpr_spill_s64_undef_high32
8 tracksRegLiveness: true
12 scratchRSrcReg: '$sgpr96_sgpr97_sgpr98_sgpr99'
13 stackPtrOffsetReg: '$sgpr32'
16 - { id: 0, type: spill-slot, size: 8, alignment: 4, stack-id: sgpr-spill }
22 ; CHECK-LABEL: name: sgpr_spill_s64_undef_high32
23 ; CHECK: liveins: $sgpr4
25 ; CHECK-NEXT: [[DEF:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
26 ; CHECK-NEXT: [[DEF:%[0-9]+]]:vgpr_32 = SI_SPILL_S32_TO_VGPR $sgpr4, 0, [[DEF]], implicit-def $sgpr4_sgpr5, implicit $sgpr4_sgpr5
27 ; CHECK-NEXT: [[DEF:%[0-9]+]]:vgpr_32 = SI_SPILL_S32_TO_VGPR $sgpr5, 1, [[DEF]], implicit $sgpr4_sgpr5
28 SI_SPILL_S64_SAVE renamable $sgpr4_sgpr5, %stack.0, implicit $exec, implicit $sgpr96_sgpr97_sgpr98_sgpr99, implicit $sgpr32 :: (store (s64) into %stack.0, align 4, addrspace 5)
33 name: sgpr_spill_s64_undef_low32
34 tracksRegLiveness: true
38 scratchRSrcReg: '$sgpr96_sgpr97_sgpr98_sgpr99'
39 stackPtrOffsetReg: '$sgpr32'
42 - { id: 0, type: spill-slot, size: 8, alignment: 4, stack-id: sgpr-spill }
48 ; CHECK-LABEL: name: sgpr_spill_s64_undef_low32
49 ; CHECK: liveins: $sgpr5
51 ; CHECK-NEXT: [[DEF:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
52 ; CHECK-NEXT: [[DEF:%[0-9]+]]:vgpr_32 = SI_SPILL_S32_TO_VGPR $sgpr4, 0, [[DEF]], implicit-def $sgpr4_sgpr5, implicit $sgpr4_sgpr5
53 ; CHECK-NEXT: [[DEF:%[0-9]+]]:vgpr_32 = SI_SPILL_S32_TO_VGPR $sgpr5, 1, [[DEF]], implicit $sgpr4_sgpr5
54 SI_SPILL_S64_SAVE renamable $sgpr4_sgpr5, %stack.0, implicit $exec, implicit $sgpr96_sgpr97_sgpr98_sgpr99, implicit $sgpr32 :: (store (s64) into %stack.0, align 4, addrspace 5)