diff --git a/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp b/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp --- a/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp +++ b/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp @@ -2204,6 +2204,9 @@ return false; } + bool NeedSaveSCC = + RS->isRegUsed(AMDGPU::SCC) && !MI->definesRegister(AMDGPU::SCC); + Register TmpSReg = UseSGPR ? TmpReg : RS->scavengeRegister(&AMDGPU::SReg_32_XM0RegClass, MI, 0, @@ -2221,9 +2224,22 @@ FIOp.setIsKill(false); } - BuildMI(*MBB, MI, DL, TII->get(AMDGPU::S_ADD_I32), TmpSReg) - .addReg(FrameReg) - .addImm(Offset); + if (NeedSaveSCC) { + assert(!(Offset & 0x1) && "Flat scratch offset must be aligned!"); + BuildMI(*MBB, MI, DL, TII->get(AMDGPU::S_ADDC_U32), TmpSReg) + .addReg(FrameReg) + .addImm(Offset); + BuildMI(*MBB, MI, DL, TII->get(AMDGPU::S_BITCMP1_B32)) + .addReg(TmpSReg) + .addImm(0); + BuildMI(*MBB, MI, DL, TII->get(AMDGPU::S_BITSET0_B32), TmpSReg) + .addImm(0) + .addReg(TmpSReg); + } else { + BuildMI(*MBB, MI, DL, TII->get(AMDGPU::S_ADD_I32), TmpSReg) + .addReg(FrameReg) + .addImm(Offset); + } if (!UseSGPR) BuildMI(*MBB, MI, DL, TII->get(AMDGPU::V_MOV_B32_e32), TmpReg) @@ -2231,10 +2247,25 @@ if (TmpSReg == FrameReg) { // Undo frame register modification. - BuildMI(*MBB, std::next(MI), DL, TII->get(AMDGPU::S_ADD_I32), - FrameReg) - .addReg(FrameReg) - .addImm(-Offset); + if (NeedSaveSCC && !MI->registerDefIsDead(AMDGPU::SCC)) { + MachineBasicBlock::iterator I = + BuildMI(*MBB, std::next(MI), DL, TII->get(AMDGPU::S_ADDC_U32), + TmpSReg) + .addReg(FrameReg) + .addImm(-Offset); + I = BuildMI(*MBB, std::next(I), DL, TII->get(AMDGPU::S_BITCMP1_B32)) + .addReg(TmpSReg) + .addImm(0); + BuildMI(*MBB, std::next(I), DL, TII->get(AMDGPU::S_BITSET0_B32), + TmpSReg) + .addImm(0) + .addReg(TmpSReg); + } else { + BuildMI(*MBB, std::next(MI), DL, TII->get(AMDGPU::S_ADD_I32), + FrameReg) + .addReg(FrameReg) + .addImm(-Offset); + } } return false; diff --git a/llvm/test/CodeGen/AMDGPU/use_restore_frame_reg.mir b/llvm/test/CodeGen/AMDGPU/use_restore_frame_reg.mir new file mode 100644 --- /dev/null +++ b/llvm/test/CodeGen/AMDGPU/use_restore_frame_reg.mir @@ -0,0 +1,140 @@ +# 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 + +--- +name: use_restore_frame_reg +tracksRegLiveness: true + +stack: + - { id: 0, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 1, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 2, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 3, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 4, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 5, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 6, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 7, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 8, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 9, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 10, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 11, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 12, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 13, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 14, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 15, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 16, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 17, type: default, offset: 0, size: 4, alignment: 8192 } + - { id: 18, type: default, offset: 0, size: 4, alignment: 8192 } + +machineFunctionInfo: + isEntryFunction: false + scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3 + frameOffsetReg: $sgpr33 + stackPtrOffsetReg: $sgpr32 + +body: | + ; MUBUF-LABEL: name: use_restore_frame_reg + ; MUBUF: bb.0: + ; MUBUF-NEXT: successors: %bb.2(0x40000000), %bb.1(0x40000000) + ; MUBUF-NEXT: liveins: $vgpr1, $vgpr2 + ; MUBUF-NEXT: {{ $}} + ; MUBUF-NEXT: $sgpr4_sgpr5 = S_OR_SAVEEXEC_B64 -1, implicit-def $exec, implicit-def dead $scc, implicit $exec + ; MUBUF-NEXT: $sgpr6 = S_ADD_I32 $sgpr32, 9961728, implicit-def dead $scc + ; MUBUF-NEXT: BUFFER_STORE_DWORD_OFFSET killed $vgpr2, $sgpr0_sgpr1_sgpr2_sgpr3, killed $sgpr6, 0, 0, 0, implicit $exec :: (store (s32) into %stack.20, addrspace 5) + ; MUBUF-NEXT: $exec = S_MOV_B64 killed $sgpr4_sgpr5 + ; MUBUF-NEXT: $vgpr2 = V_WRITELANE_B32 $sgpr33, 0, undef $vgpr2 + ; 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: $sgpr32 = frame-setup S_ADD_I32 $sgpr32, 11010048, implicit-def dead $scc + ; MUBUF-NEXT: S_CMP_EQ_U32 0, 0, implicit-def $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: $vgpr3 = V_LSHRREV_B32_e64 6, $sgpr33, implicit $exec + ; MUBUF-NEXT: $vgpr3 = V_ADD_U32_e32 155648, killed $vgpr3, implicit $exec + ; MUBUF-NEXT: $vgpr0 = V_OR_B32_e32 killed $vgpr3, $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: S_CBRANCH_VCCNZ %bb.2, implicit $vcc + ; MUBUF-NEXT: S_CBRANCH_SCC1 %bb.2, implicit $scc + ; MUBUF-NEXT: {{ $}} + ; MUBUF-NEXT: bb.1: + ; MUBUF-NEXT: successors: %bb.2(0x80000000) + ; MUBUF-NEXT: liveins: $vgpr2 + ; MUBUF-NEXT: {{ $}} + ; MUBUF-NEXT: S_NOP 0 + ; MUBUF-NEXT: {{ $}} + ; MUBUF-NEXT: bb.2: + ; MUBUF-NEXT: liveins: $vgpr2 + ; MUBUF-NEXT: {{ $}} + ; MUBUF-NEXT: $sgpr32 = frame-destroy S_ADD_I32 $sgpr32, -11010048, implicit-def dead $scc + ; MUBUF-NEXT: $sgpr33 = V_READLANE_B32 $vgpr2, 0 + ; MUBUF-NEXT: $sgpr4_sgpr5 = S_OR_SAVEEXEC_B64 -1, implicit-def $exec, implicit-def dead $scc, implicit $exec + ; MUBUF-NEXT: $sgpr6 = S_ADD_I32 $sgpr32, 9961728, implicit-def dead $scc + ; MUBUF-NEXT: $vgpr2 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, killed $sgpr6, 0, 0, 0, implicit $exec :: (load (s32) from %stack.20, addrspace 5) + ; MUBUF-NEXT: $exec = S_MOV_B64 killed $sgpr4_sgpr5 + ; MUBUF-NEXT: S_ENDPGM 0 + ; FLATSCR-LABEL: name: use_restore_frame_reg + ; FLATSCR: bb.0: + ; FLATSCR-NEXT: successors: %bb.2(0x40000000), %bb.1(0x40000000) + ; FLATSCR-NEXT: liveins: $vgpr1, $vgpr2 + ; FLATSCR-NEXT: {{ $}} + ; FLATSCR-NEXT: $sgpr4_sgpr5 = S_OR_SAVEEXEC_B64 -1, implicit-def $exec, implicit-def dead $scc, implicit $exec + ; FLATSCR-NEXT: $sgpr6 = S_ADD_I32 $sgpr32, 155652, implicit-def dead $scc + ; FLATSCR-NEXT: SCRATCH_STORE_DWORD_SADDR killed $vgpr2, killed $sgpr6, 0, 0, implicit $exec, implicit $flat_scr :: (store (s32) into %stack.20, addrspace 5) + ; FLATSCR-NEXT: $exec = S_MOV_B64 killed $sgpr4_sgpr5 + ; FLATSCR-NEXT: $vgpr2 = V_WRITELANE_B32 $sgpr33, 0, undef $vgpr2 + ; 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: $sgpr32 = frame-setup S_ADD_I32 $sgpr32, 172032, implicit-def dead $scc + ; FLATSCR-NEXT: S_CMP_EQ_U32 0, 0, implicit-def $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: $sgpr33 = S_ADDC_U32 $sgpr33, 8192, implicit-def $scc, implicit $scc + ; FLATSCR-NEXT: S_BITCMP1_B32 $sgpr33, 0, implicit-def $scc + ; FLATSCR-NEXT: $sgpr33 = S_BITSET0_B32 0, $sgpr33 + ; FLATSCR-NEXT: $vgpr0 = V_MOV_B32_e32 $sgpr33, implicit $exec + ; FLATSCR-NEXT: $sgpr33 = S_ADDC_U32 $sgpr33, -8192, implicit-def $scc, implicit $scc + ; FLATSCR-NEXT: S_BITCMP1_B32 $sgpr33, 0, implicit-def $scc + ; FLATSCR-NEXT: $sgpr33 = S_BITSET0_B32 0, $sgpr33 + ; FLATSCR-NEXT: $sgpr33 = S_ADDC_U32 $sgpr33, 155648, implicit-def $scc, implicit $scc + ; FLATSCR-NEXT: S_BITCMP1_B32 $sgpr33, 0, implicit-def $scc + ; FLATSCR-NEXT: $sgpr33 = S_BITSET0_B32 0, $sgpr33 + ; FLATSCR-NEXT: $vgpr0 = V_OR_B32_e32 $sgpr33, $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: $sgpr33 = S_ADDC_U32 $sgpr33, -155648, implicit-def $scc, implicit $scc + ; FLATSCR-NEXT: S_BITCMP1_B32 $sgpr33, 0, implicit-def $scc + ; FLATSCR-NEXT: $sgpr33 = S_BITSET0_B32 0, $sgpr33 + ; FLATSCR-NEXT: S_CBRANCH_VCCNZ %bb.2, implicit $vcc + ; FLATSCR-NEXT: S_CBRANCH_SCC1 %bb.2, implicit $scc + ; FLATSCR-NEXT: {{ $}} + ; FLATSCR-NEXT: bb.1: + ; FLATSCR-NEXT: successors: %bb.2(0x80000000) + ; FLATSCR-NEXT: liveins: $vgpr2 + ; FLATSCR-NEXT: {{ $}} + ; FLATSCR-NEXT: S_NOP 0 + ; FLATSCR-NEXT: {{ $}} + ; FLATSCR-NEXT: bb.2: + ; FLATSCR-NEXT: liveins: $vgpr2 + ; FLATSCR-NEXT: {{ $}} + ; FLATSCR-NEXT: $sgpr32 = frame-destroy S_ADD_I32 $sgpr32, -172032, implicit-def dead $scc + ; FLATSCR-NEXT: $sgpr33 = V_READLANE_B32 $vgpr2, 0 + ; FLATSCR-NEXT: $sgpr4_sgpr5 = S_OR_SAVEEXEC_B64 -1, implicit-def $exec, implicit-def dead $scc, implicit $exec + ; FLATSCR-NEXT: $sgpr6 = S_ADD_I32 $sgpr32, 155652, implicit-def dead $scc + ; FLATSCR-NEXT: $vgpr2 = SCRATCH_LOAD_DWORD_SADDR killed $sgpr6, 0, 0, implicit $exec, implicit $flat_scr :: (load (s32) from %stack.20, addrspace 5) + ; FLATSCR-NEXT: $exec = S_MOV_B64 killed $sgpr4_sgpr5 + ; FLATSCR-NEXT: S_ENDPGM 0 + bb.0: + liveins: $vgpr1 + + S_CMP_EQ_U32 0, 0, implicit-def $scc + 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.18, $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_CBRANCH_VCCNZ %bb.2, implicit $vcc + S_CBRANCH_SCC1 %bb.2, implicit $scc + + bb.1: + S_NOP 0 + + bb.2: + S_ENDPGM 0 + +... diff --git a/llvm/test/CodeGen/AMDGPU/vgpr-spill-scc-clobber.mir b/llvm/test/CodeGen/AMDGPU/vgpr-spill-scc-clobber.mir --- a/llvm/test/CodeGen/AMDGPU/vgpr-spill-scc-clobber.mir +++ b/llvm/test/CodeGen/AMDGPU/vgpr-spill-scc-clobber.mir @@ -1085,7 +1085,9 @@ ; GFX9-FLATSCR-NEXT: successors: %bb.2(0x40000000), %bb.1(0x40000000) ; GFX9-FLATSCR-NEXT: {{ $}} ; GFX9-FLATSCR-NEXT: S_CMP_EQ_U32 0, 0, implicit-def $scc - ; GFX9-FLATSCR-NEXT: $vcc_hi = S_ADD_I32 $sgpr32, 8200, implicit-def $scc + ; GFX9-FLATSCR-NEXT: $vcc_hi = S_ADDC_U32 $sgpr32, 8200, implicit-def $scc, implicit $scc + ; GFX9-FLATSCR-NEXT: S_BITCMP1_B32 $vcc_hi, 0, implicit-def $scc + ; GFX9-FLATSCR-NEXT: $vcc_hi = S_BITSET0_B32 0, $vcc_hi ; GFX9-FLATSCR-NEXT: $vgpr1 = V_MOV_B32_e32 killed $vcc_hi, implicit $exec ; GFX9-FLATSCR-NEXT: $vgpr0 = BUFFER_LOAD_DWORD_OFFEN killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.1, addrspace 5) ; GFX9-FLATSCR-NEXT: S_CBRANCH_SCC1 %bb.2, implicit $scc @@ -1102,7 +1104,9 @@ ; GFX10-FLATSCR-NEXT: successors: %bb.2(0x40000000), %bb.1(0x40000000) ; GFX10-FLATSCR-NEXT: {{ $}} ; GFX10-FLATSCR-NEXT: S_CMP_EQ_U32 0, 0, implicit-def $scc - ; GFX10-FLATSCR-NEXT: $vcc_lo = S_ADD_I32 $sgpr32, 8200, implicit-def $scc + ; GFX10-FLATSCR-NEXT: $vcc_lo = S_ADDC_U32 $sgpr32, 8200, implicit-def $scc, implicit $scc + ; GFX10-FLATSCR-NEXT: S_BITCMP1_B32 $vcc_lo, 0, implicit-def $scc + ; GFX10-FLATSCR-NEXT: $vcc_lo = S_BITSET0_B32 0, $vcc_lo ; GFX10-FLATSCR-NEXT: $vgpr1 = V_MOV_B32_e32 killed $vcc_lo, implicit $exec ; GFX10-FLATSCR-NEXT: $vgpr0 = BUFFER_LOAD_DWORD_OFFEN killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.1, addrspace 5) ; GFX10-FLATSCR-NEXT: S_CBRANCH_SCC1 %bb.2, implicit $scc @@ -1187,7 +1191,9 @@ ; GFX9-FLATSCR-NEXT: {{ $}} ; GFX9-FLATSCR-NEXT: S_CMP_EQ_U32 0, 0, implicit-def $scc ; GFX9-FLATSCR-NEXT: SCRATCH_STORE_DWORD_SADDR killed $vgpr1, $sgpr32, 0, 0, implicit $exec, implicit $flat_scr :: (store (s32) into %stack.2, addrspace 5) - ; GFX9-FLATSCR-NEXT: $vcc_hi = S_ADD_I32 $sgpr32, 8200, implicit-def $scc + ; GFX9-FLATSCR-NEXT: $vcc_hi = S_ADDC_U32 $sgpr32, 8200, implicit-def $scc, implicit $scc + ; GFX9-FLATSCR-NEXT: S_BITCMP1_B32 $vcc_hi, 0, implicit-def $scc + ; GFX9-FLATSCR-NEXT: $vcc_hi = S_BITSET0_B32 0, $vcc_hi ; GFX9-FLATSCR-NEXT: $vgpr1 = V_MOV_B32_e32 killed $vcc_hi, implicit $exec ; GFX9-FLATSCR-NEXT: $vgpr0 = BUFFER_LOAD_DWORD_OFFEN killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.1, addrspace 5) ; GFX9-FLATSCR-NEXT: $vgpr1 = SCRATCH_LOAD_DWORD_SADDR $sgpr32, 0, 0, implicit $exec, implicit $flat_scr :: (load (s32) from %stack.2, addrspace 5) @@ -1208,7 +1214,9 @@ ; GFX10-FLATSCR-NEXT: {{ $}} ; GFX10-FLATSCR-NEXT: S_CMP_EQ_U32 0, 0, implicit-def $scc ; GFX10-FLATSCR-NEXT: SCRATCH_STORE_DWORD_SADDR killed $vgpr1, $sgpr32, 0, 0, implicit $exec, implicit $flat_scr :: (store (s32) into %stack.2, addrspace 5) - ; GFX10-FLATSCR-NEXT: $vcc_lo = S_ADD_I32 $sgpr32, 8200, implicit-def $scc + ; GFX10-FLATSCR-NEXT: $vcc_lo = S_ADDC_U32 $sgpr32, 8200, implicit-def $scc, implicit $scc + ; GFX10-FLATSCR-NEXT: S_BITCMP1_B32 $vcc_lo, 0, implicit-def $scc + ; GFX10-FLATSCR-NEXT: $vcc_lo = S_BITSET0_B32 0, $vcc_lo ; GFX10-FLATSCR-NEXT: $vgpr1 = V_MOV_B32_e32 killed $vcc_lo, implicit $exec ; GFX10-FLATSCR-NEXT: $vgpr0 = BUFFER_LOAD_DWORD_OFFEN killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.1, addrspace 5) ; GFX10-FLATSCR-NEXT: $vgpr1 = SCRATCH_LOAD_DWORD_SADDR $sgpr32, 0, 0, implicit $exec, implicit $flat_scr :: (load (s32) from %stack.2, addrspace 5) @@ -1295,7 +1303,9 @@ ; GFX9-FLATSCR-NEXT: successors: %bb.2(0x40000000), %bb.1(0x40000000) ; GFX9-FLATSCR-NEXT: {{ $}} ; GFX9-FLATSCR-NEXT: S_CMP_EQ_U32 0, 0, implicit-def $scc - ; GFX9-FLATSCR-NEXT: $vcc_hi = S_ADD_I32 $sgpr32, 8200, implicit-def $scc + ; GFX9-FLATSCR-NEXT: $vcc_hi = S_ADDC_U32 $sgpr32, 8200, implicit-def $scc, implicit $scc + ; GFX9-FLATSCR-NEXT: S_BITCMP1_B32 $vcc_hi, 0, implicit-def $scc + ; GFX9-FLATSCR-NEXT: $vcc_hi = S_BITSET0_B32 0, $vcc_hi ; GFX9-FLATSCR-NEXT: $vgpr0 = V_MOV_B32_e32 killed $vcc_hi, implicit $exec ; GFX9-FLATSCR-NEXT: S_CBRANCH_SCC1 %bb.2, implicit $scc ; GFX9-FLATSCR-NEXT: {{ $}} @@ -1313,7 +1323,9 @@ ; GFX10-FLATSCR-NEXT: successors: %bb.2(0x40000000), %bb.1(0x40000000) ; GFX10-FLATSCR-NEXT: {{ $}} ; GFX10-FLATSCR-NEXT: S_CMP_EQ_U32 0, 0, implicit-def $scc - ; GFX10-FLATSCR-NEXT: $vcc_lo = S_ADD_I32 $sgpr32, 8200, implicit-def $scc + ; GFX10-FLATSCR-NEXT: $vcc_lo = S_ADDC_U32 $sgpr32, 8200, implicit-def $scc, implicit $scc + ; GFX10-FLATSCR-NEXT: S_BITCMP1_B32 $vcc_lo, 0, implicit-def $scc + ; GFX10-FLATSCR-NEXT: $vcc_lo = S_BITSET0_B32 0, $vcc_lo ; GFX10-FLATSCR-NEXT: $vgpr0 = V_MOV_B32_e32 killed $vcc_lo, implicit $exec ; GFX10-FLATSCR-NEXT: S_CBRANCH_SCC1 %bb.2, implicit $scc ; GFX10-FLATSCR-NEXT: {{ $}}