From 1f8c23d9db84178f5b129dcd5f6dbae4a31f796a Mon Sep 17 00:00:00 2001 From: Richard Li Date: Sun, 22 Nov 2009 12:58:28 -0500 Subject: [PATCH] r600 : add stack depth calculation, enable CF pop. --- src/mesa/drivers/dri/r600/r700_assembler.c | 341 +++++++++++++-------- src/mesa/drivers/dri/r600/r700_assembler.h | 41 +-- src/mesa/drivers/dri/r600/r700_shader.c | 2 +- 3 files changed, 223 insertions(+), 161 deletions(-) diff --git a/src/mesa/drivers/dri/r600/r700_assembler.c b/src/mesa/drivers/dri/r600/r700_assembler.c index 27083a895cd..16cdb741ae2 100644 --- a/src/mesa/drivers/dri/r600/r700_assembler.c +++ b/src/mesa/drivers/dri/r600/r700_assembler.c @@ -388,99 +388,94 @@ int Init_r700_AssemblerBase(SHADER_PIPE_TYPE spt, r700_AssemblerBase* pAsm, R700 pAsm->pR700Shader = pShader; pAsm->currentShaderType = spt; - pAsm->cf_last_export_ptr = NULL; + pAsm->cf_last_export_ptr = NULL; - pAsm->cf_current_export_clause_ptr = NULL; - pAsm->cf_current_alu_clause_ptr = NULL; - pAsm->cf_current_tex_clause_ptr = NULL; - pAsm->cf_current_vtx_clause_ptr = NULL; - pAsm->cf_current_cf_clause_ptr = NULL; + pAsm->cf_current_export_clause_ptr = NULL; + pAsm->cf_current_alu_clause_ptr = NULL; + pAsm->cf_current_tex_clause_ptr = NULL; + pAsm->cf_current_vtx_clause_ptr = NULL; + pAsm->cf_current_cf_clause_ptr = NULL; - // No clause has been created yet - pAsm->cf_current_clause_type = CF_EMPTY_CLAUSE; + // No clause has been created yet + pAsm->cf_current_clause_type = CF_EMPTY_CLAUSE; - pAsm->number_of_colorandz_exports = 0; - pAsm->number_of_exports = 0; - pAsm->number_of_export_opcodes = 0; + pAsm->number_of_colorandz_exports = 0; + pAsm->number_of_exports = 0; + pAsm->number_of_export_opcodes = 0; pAsm->alu_x_opcode = 0; pAsm->D2.bits = 0; - pAsm->D.bits = 0; - pAsm->S[0].bits = 0; - pAsm->S[1].bits = 0; - pAsm->S[2].bits = 0; + pAsm->D.bits = 0; + pAsm->S[0].bits = 0; + pAsm->S[1].bits = 0; + pAsm->S[2].bits = 0; - pAsm->uLastPosUpdate = 0; + pAsm->uLastPosUpdate = 0; - *(BITS *) &pAsm->fp_stOutFmt0 = 0; - - pAsm->uIIns = 0; - pAsm->uOIns = 0; - pAsm->number_used_registers = 0; - pAsm->uUsedConsts = 256; - + *(BITS *) &pAsm->fp_stOutFmt0 = 0; - // Fragment programs - pAsm->uBoolConsts = 0; - pAsm->uIntConsts = 0; - pAsm->uInsts = 0; - pAsm->uConsts = 0; + pAsm->uIIns = 0; + pAsm->uOIns = 0; + pAsm->number_used_registers = 0; + pAsm->uUsedConsts = 256; - pAsm->FCSP = 0; - pAsm->fc_stack[0].type = FC_NONE; - pAsm->branch_depth = 0; - pAsm->max_branch_depth = 0; + // Fragment programs + pAsm->uBoolConsts = 0; + pAsm->uIntConsts = 0; + pAsm->uInsts = 0; + pAsm->uConsts = 0; - pAsm->aArgSubst[0] = - pAsm->aArgSubst[1] = - pAsm->aArgSubst[2] = - pAsm->aArgSubst[3] = (-1); + pAsm->FCSP = 0; + pAsm->fc_stack[0].type = FC_NONE; - pAsm->uOutputs = 0; - - for (i=0; icolor_export_register_number[i] = (-1); - } + pAsm->aArgSubst[0] = + pAsm->aArgSubst[1] = + pAsm->aArgSubst[2] = + pAsm->aArgSubst[3] = (-1); + pAsm->uOutputs = 0; - pAsm->depth_export_register_number = (-1); - pAsm->stencil_export_register_number = (-1); - pAsm->coverage_to_mask_export_register_number = (-1); - pAsm->mask_export_register_number = (-1); + for (i=0; icolor_export_register_number[i] = (-1); + } - pAsm->starting_export_register_number = 0; - pAsm->starting_vfetch_register_number = 0; - pAsm->starting_temp_register_number = 0; - pAsm->uFirstHelpReg = 0; + pAsm->depth_export_register_number = (-1); + pAsm->stencil_export_register_number = (-1); + pAsm->coverage_to_mask_export_register_number = (-1); + pAsm->mask_export_register_number = (-1); - pAsm->input_position_is_used = GL_FALSE; - pAsm->input_normal_is_used = GL_FALSE; + pAsm->starting_export_register_number = 0; + pAsm->starting_vfetch_register_number = 0; + pAsm->starting_temp_register_number = 0; + pAsm->uFirstHelpReg = 0; + pAsm->input_position_is_used = GL_FALSE; + pAsm->input_normal_is_used = GL_FALSE; - for (i=0; iinput_color_is_used[ i ] = GL_FALSE; - } + for (i=0; iinput_color_is_used[ i ] = GL_FALSE; + } - for (i=0; iinput_texture_unit_is_used[ i ] = GL_FALSE; - } + for (i=0; iinput_texture_unit_is_used[ i ] = GL_FALSE; + } - for (i=0; ivfetch_instruction_ptr_array[ i ] = NULL; - } + for (i=0; ivfetch_instruction_ptr_array[ i ] = NULL; + } - pAsm->number_of_inputs = 0; + pAsm->number_of_inputs = 0; - pAsm->is_tex = GL_FALSE; - pAsm->need_tex_barrier = GL_FALSE; + pAsm->is_tex = GL_FALSE; + pAsm->need_tex_barrier = GL_FALSE; pAsm->subs = NULL; pAsm->unSubArraySize = 0; @@ -494,13 +489,14 @@ int Init_r700_AssemblerBase(SHADER_PIPE_TYPE spt, r700_AssemblerBase* pAsm, R700 pAsm->CALLSTACK[0].plstCFInstructions_local = &(pAsm->pR700Shader->lstCFInstructions); - pAsm->CALLSTACK[0].stackUsage.bits = 0; + pAsm->CALLSTACK[0].max = 0; + pAsm->CALLSTACK[0].current = 0; SetActiveCFlist(pAsm->pR700Shader, pAsm->CALLSTACK[0].plstCFInstructions_local); pAsm->unCFflags = 0; - return 0; + return 0; } GLboolean IsTex(gl_inst_opcode Opcode) @@ -4980,32 +4976,74 @@ GLboolean assemble_EXPORT(r700_AssemblerBase *pAsm) return GL_TRUE; } -inline void checkStackDepth(r700_AssemblerBase *pAsm, GLuint uReason) +inline void decreaseCurrent(r700_AssemblerBase *pAsm, GLuint uReason) +{ + switch (uReason) + { + case FC_PUSH_VPM: + pAsm->CALLSTACK[pAsm->CALLSP].current--; + break; + case FC_PUSH_WQM: + pAsm->CALLSTACK[pAsm->CALLSP].current -= 4; + break; + case FC_LOOP: + pAsm->CALLSTACK[pAsm->CALLSP].current -= 4; + break; + case FC_REP: + /* TODO : for 16 vp asic, should -= 2; */ + pAsm->CALLSTACK[pAsm->CALLSP].current -= 1; + break; + }; +} + +inline void checkStackDepth(r700_AssemblerBase *pAsm, GLuint uReason, GLboolean bCheckMaxOnly) { + if(GL_TRUE == bCheckMaxOnly) + { + switch (uReason) + { + case FC_PUSH_VPM: + if((pAsm->CALLSTACK[pAsm->CALLSP].current + 1) + > pAsm->CALLSTACK[pAsm->CALLSP].max) + { + pAsm->CALLSTACK[pAsm->CALLSP].max = + pAsm->CALLSTACK[pAsm->CALLSP].current + 1; + } + break; + case FC_PUSH_WQM: + if((pAsm->CALLSTACK[pAsm->CALLSP].current + 4) + > pAsm->CALLSTACK[pAsm->CALLSP].max) + { + pAsm->CALLSTACK[pAsm->CALLSP].max = + pAsm->CALLSTACK[pAsm->CALLSP].current + 4; + } + break; + } + return; + } + switch (uReason) { case FC_PUSH_VPM: - pAsm->CALLSTACK[pAsm->CALLSP].stackUsage.su.pushs++; - pAsm->CALLSTACK[pAsm->CALLSP].stackUsage.su.current++; + pAsm->CALLSTACK[pAsm->CALLSP].current++; break; case FC_PUSH_WQM: - pAsm->CALLSTACK[pAsm->CALLSP].stackUsage.su.pushs++; - pAsm->CALLSTACK[pAsm->CALLSP].stackUsage.su.current += 4; + pAsm->CALLSTACK[pAsm->CALLSP].current += 4; break; case FC_LOOP: - pAsm->CALLSTACK[pAsm->CALLSP].stackUsage.su.pushs += 4; + pAsm->CALLSTACK[pAsm->CALLSP].current += 4; break; case FC_REP: /* TODO : for 16 vp asic, should += 2; */ - pAsm->CALLSTACK[pAsm->CALLSP].stackUsage.su.pushs += 1; + pAsm->CALLSTACK[pAsm->CALLSP].current += 1; break; }; - if(pAsm->CALLSTACK[pAsm->CALLSP].stackUsage.su.pushs - > pAsm->CALLSTACK[pAsm->CALLSP].stackUsage.su.max) + if(pAsm->CALLSTACK[pAsm->CALLSP].current + > pAsm->CALLSTACK[pAsm->CALLSP].max) { - pAsm->CALLSTACK[pAsm->CALLSP].stackUsage.su.max = - pAsm->CALLSTACK[pAsm->CALLSP].stackUsage.su.pushs; + pAsm->CALLSTACK[pAsm->CALLSP].max = + pAsm->CALLSTACK[pAsm->CALLSP].current; } } @@ -5082,7 +5120,6 @@ GLboolean assemble_IF(r700_AssemblerBase *pAsm, GLboolean bHasElse) pAsm->FCSP++; pAsm->fc_stack[pAsm->FCSP].type = FC_IF; - pAsm->fc_stack[pAsm->FCSP].bpush = 0; pAsm->fc_stack[pAsm->FCSP].mid = NULL; pAsm->fc_stack[pAsm->FCSP].midLen= 0; pAsm->fc_stack[pAsm->FCSP].first = pAsm->cf_current_cf_clause_ptr; @@ -5094,12 +5131,8 @@ GLboolean assemble_IF(r700_AssemblerBase *pAsm, GLboolean bHasElse) } #endif /* USE_CF_FOR_POP_AFTER */ - pAsm->branch_depth++; + checkStackDepth(pAsm, FC_PUSH_VPM, GL_FALSE); - if(pAsm->branch_depth > pAsm->max_branch_depth) - { - pAsm->max_branch_depth = pAsm->branch_depth; - } return GL_TRUE; } @@ -5164,9 +5197,11 @@ GLboolean assemble_ENDIF(r700_AssemblerBase *pAsm) radeon_error("if/endif in shader code are not paired. \n"); return GL_FALSE; } - pAsm->branch_depth--; + pAsm->FCSP--; + decreaseCurrent(pAsm, FC_PUSH_VPM); + return GL_TRUE; } @@ -5191,18 +5226,13 @@ GLboolean assemble_BGNLOOP(r700_AssemblerBase *pAsm) pAsm->FCSP++; pAsm->fc_stack[pAsm->FCSP].type = FC_LOOP; - pAsm->fc_stack[pAsm->FCSP].bpush = 1; pAsm->fc_stack[pAsm->FCSP].mid = NULL; pAsm->fc_stack[pAsm->FCSP].unNumMid = 0; pAsm->fc_stack[pAsm->FCSP].midLen = 0; pAsm->fc_stack[pAsm->FCSP].first = pAsm->cf_current_cf_clause_ptr; - pAsm->branch_depth++; + checkStackDepth(pAsm, FC_LOOP, GL_FALSE); - if(pAsm->branch_depth > pAsm->max_branch_depth) - { - pAsm->max_branch_depth = pAsm->branch_depth; - } return GL_TRUE; } @@ -5266,6 +5296,8 @@ GLboolean assemble_BRK(r700_AssemblerBase *pAsm) pAsm->cf_current_cf_clause_ptr->m_Word1.f.barrier = 0x1; pAsm->cf_current_cf_clause_ptr->m_Word0.f.addr = pAsm->cf_current_cf_clause_ptr->m_uIndex + 1; + checkStackDepth(pAsm, FC_PUSH_VPM, GL_TRUE); + #endif //USE_CF_FOR_CONTINUE_BREAK return GL_TRUE; } @@ -5330,6 +5362,8 @@ GLboolean assemble_CONT(r700_AssemblerBase *pAsm) pAsm->cf_current_cf_clause_ptr->m_Word1.f.barrier = 0x1; pAsm->cf_current_cf_clause_ptr->m_Word0.f.addr = pAsm->cf_current_cf_clause_ptr->m_uIndex + 1; + checkStackDepth(pAsm, FC_PUSH_VPM, GL_TRUE); + #endif /* USE_CF_FOR_CONTINUE_BREAK */ return GL_TRUE; @@ -5403,8 +5437,9 @@ GLboolean assemble_ENDLOOP(r700_AssemblerBase *pAsm) } } - pAsm->branch_depth--; pAsm->FCSP--; + + decreaseCurrent(pAsm, FC_LOOP); return GL_TRUE; } @@ -5445,14 +5480,16 @@ GLboolean assemble_BGNSUB(r700_AssemblerBase *pAsm, GLint nILindex) pAsm->subs[pAsm->unSubArrayPointer].subIL_Offset = nILindex; pAsm->subs[pAsm->unSubArrayPointer].lstCFInstructions_local.pHead=NULL; - pAsm->subs[pAsm->unSubArrayPointer].lstCFInstructions_local.pTail=NULL; - pAsm->subs[pAsm->unSubArrayPointer].lstCFInstructions_local.uNumOfNode=0; + pAsm->subs[pAsm->unSubArrayPointer].lstCFInstructions_local.pTail=NULL; + pAsm->subs[pAsm->unSubArrayPointer].lstCFInstructions_local.uNumOfNode=0; pAsm->CALLSP++; + pAsm->CALLSTACK[pAsm->CALLSP].subDescIndex = pAsm->unSubArrayPointer; pAsm->CALLSTACK[pAsm->CALLSP].FCSP_BeforeEntry = pAsm->FCSP; pAsm->CALLSTACK[pAsm->CALLSP].plstCFInstructions_local = &(pAsm->subs[pAsm->unSubArrayPointer].lstCFInstructions_local); - pAsm->CALLSTACK[pAsm->CALLSP].stackUsage.bits = 0; + pAsm->CALLSTACK[pAsm->CALLSP].max = 0; + pAsm->CALLSTACK[pAsm->CALLSP].current = 0; SetActiveCFlist(pAsm->pR700Shader, pAsm->CALLSTACK[pAsm->CALLSP].plstCFInstructions_local); @@ -5462,7 +5499,9 @@ GLboolean assemble_BGNSUB(r700_AssemblerBase *pAsm, GLint nILindex) pAsm->alu_x_opcode = SQ_CF_INST_ALU; pAsm->FCSP++; - pAsm->fc_stack[pAsm->FCSP].type = FC_REP; + pAsm->fc_stack[pAsm->FCSP].type = FC_REP; + + checkStackDepth(pAsm, FC_REP, GL_FALSE); return GL_TRUE; } @@ -5475,6 +5514,12 @@ GLboolean assemble_ENDSUB(r700_AssemblerBase *pAsm) return GL_FALSE; } + /* copy max to sub structure */ + pAsm->subs[pAsm->CALLSTACK[pAsm->CALLSP].subDescIndex].unStackDepthMax + = pAsm->CALLSTACK[pAsm->CALLSP].max; + + decreaseCurrent(pAsm, FC_REP); + pAsm->CALLSP--; SetActiveCFlist(pAsm->pR700Shader, pAsm->CALLSTACK[pAsm->CALLSP].plstCFInstructions_local); @@ -5565,18 +5610,42 @@ GLboolean assemble_CAL(r700_AssemblerBase *pAsm, pAsm->unCallerArrayPointer++; int j; + GLuint max; + GLuint unSubID; + GLboolean bRet; for(j=0; junSubArrayPointer; j++) { if(nILindex == pAsm->subs[j].subIL_Offset) { /* compiled before */ + + max = pAsm->subs[j].unStackDepthMax + + pAsm->CALLSTACK[pAsm->CALLSP].current; + if(max > pAsm->CALLSTACK[pAsm->CALLSP].max) + { + pAsm->CALLSTACK[pAsm->CALLSP].max = max; + } + pAsm->callers[pAsm->unCallerArrayPointer - 1].subDescIndex = j; return GL_TRUE; } } pAsm->callers[pAsm->unCallerArrayPointer - 1].subDescIndex = pAsm->unSubArrayPointer; + unSubID = pAsm->unSubArrayPointer; + + bRet = AssembleInstr(nILindex, uiNumberInsts, pILInst, pAsm); + + if(GL_TRUE == bRet) + { + max = pAsm->subs[unSubID].unStackDepthMax + + pAsm->CALLSTACK[pAsm->CALLSP].current; + if(max > pAsm->CALLSTACK[pAsm->CALLSP].max) + { + pAsm->CALLSTACK[pAsm->CALLSP].max = max; + } + } - return AssembleInstr(nILindex, uiNumberInsts, pILInst, pAsm); + return bRet; } GLboolean setRetInLoopFlag(r700_AssemblerBase *pAsm, GLuint flagValue) @@ -5685,7 +5754,7 @@ GLboolean testFlag(r700_AssemblerBase *pAsm) } #endif - checkStackDepth(pAsm, FC_PUSH_VPM); + checkStackDepth(pAsm, FC_PUSH_VPM, GL_TRUE); return GL_TRUE; } @@ -5704,7 +5773,7 @@ GLboolean returnOnFlag(r700_AssemblerBase *pAsm, GLuint unIF) GLboolean breakLoopOnFlag(r700_AssemblerBase *pAsm, GLuint unFCSP) { testFlag(pAsm); - + //break if(GL_FALSE == add_cf_instruction(pAsm) ) { @@ -5831,7 +5900,8 @@ GLboolean AssembleInstr(GLuint uiFirstInst, if ( GL_FALSE == assemble_FLR(pR700AsmCode) ) return GL_FALSE; break; - //case OP_FLR_INT: + //case OP_FLR_INT: ; + // if ( GL_FALSE == assemble_FLR_INT() ) // return GL_FALSE; // break; @@ -6351,11 +6421,47 @@ GLboolean RelocProgram(r700_AssemblerBase * pAsm) R700ShaderInstruction * pInst; R700ControlFlowGenericClause * pCFInst; + /* remove flags init if they are not used */ + if((pAsm->unCFflags & HAS_LOOPRET) == 0) + { + R700ControlFlowALUClause * pCF_ALU; + pInst = plstCFmain->pHead; + while(pInst) + { + if(SIT_CF_ALU == pInst->m_ShaderInstType) + { + pCF_ALU = (R700ControlFlowALUClause *)pInst; + if(1 == pCF_ALU->m_Word1.f.count) + { + pCF_ALU->m_Word1.f.cf_inst = SQ_CF_INST_NOP; + } + else + { + R700ALUInstruction * pALU = pCF_ALU->m_pLinkedALUInstruction; + + pALU->m_pLinkedALUClause = NULL; + pALU = (R700ALUInstruction *)(pALU->pNextInst); + pALU->m_pLinkedALUClause = pCF_ALU; + pCF_ALU->m_pLinkedALUInstruction = pALU; + + pCF_ALU->m_Word1.f.count--; + } + break; + } + pInst = pInst->pNextInst; + }; + } + if(0 == pAsm->unSubArrayPointer) { return GL_TRUE; } + if(pAsm->CALLSTACK[0].max > 0) + { + pAsm->pR700Shader->uStackSize = ((pAsm->CALLSTACK[0].max + 3)>>2) + 2; + } + plstCFmain = pAsm->CALLSTACK[0].plstCFInstructions_local; unCFoffset = plstCFmain->uNumOfNode; @@ -6411,37 +6517,6 @@ GLboolean RelocProgram(r700_AssemblerBase * pAsm) = pAsm->subs[pAsm->callers[i].subDescIndex].unCFoffset; } - /* remove flags init if they are not used */ - if((pAsm->unCFflags & HAS_LOOPRET) == 0) - { - R700ControlFlowALUClause * pCF_ALU; - pInst = plstCFmain->pHead; - while(pInst) - { - if(SIT_CF_ALU == pInst->m_ShaderInstType) - { - pCF_ALU = (R700ControlFlowALUClause *)pInst; - if(1 == pCF_ALU->m_Word1.f.count) - { - pCF_ALU->m_Word1.f.cf_inst = SQ_CF_INST_NOP; - } - else - { - R700ALUInstruction * pALU = pCF_ALU->m_pLinkedALUInstruction; - - pALU->m_pLinkedALUClause = NULL; - pALU = (R700ALUInstruction *)(pALU->pNextInst); - pALU->m_pLinkedALUClause = pCF_ALU; - pCF_ALU->m_pLinkedALUInstruction = pALU; - - pCF_ALU->m_Word1.f.count--; - } - break; - } - pInst = pInst->pNextInst; - }; - } - return GL_TRUE; } diff --git a/src/mesa/drivers/dri/r600/r700_assembler.h b/src/mesa/drivers/dri/r600/r700_assembler.h index ca562d29f13..7efb346fa7f 100644 --- a/src/mesa/drivers/dri/r600/r700_assembler.h +++ b/src/mesa/drivers/dri/r600/r700_assembler.h @@ -273,27 +273,27 @@ enum typedef struct FC_LEVEL { - R700ControlFlowGenericClause * first; + R700ControlFlowGenericClause * first; R700ControlFlowGenericClause ** mid; unsigned int unNumMid; - unsigned int midLen; - unsigned int type; - unsigned int cond; - unsigned int inv; - unsigned int bpush; ///< 1 if first instruction does branch stack push - int id; ///< id of bool or int variable + unsigned int midLen; + unsigned int type; + unsigned int cond; + unsigned int inv; + int id; ///< id of bool or int variable } FC_LEVEL; typedef struct VTX_FETCH_METHOD { - GLboolean bEnableMini; - GLuint mega_fetch_remainder; + GLboolean bEnableMini; + GLuint mega_fetch_remainder; } VTX_FETCH_METHOD; typedef struct SUB_OFFSET { GLint subIL_Offset; GLuint unCFoffset; + GLuint unStackDepthMax; TypedShaderList lstCFInstructions_local; } SUB_OFFSET; @@ -306,23 +306,12 @@ typedef struct CALLER_POINTER #define SQ_MAX_CALL_DEPTH 0x00000020 -typedef struct STACK_USAGE -{ - BITS pushs :8; - BITS current :8; - BITS max :8; -} STACK_USAGE; - -typedef union STACKDWORDtag -{ - BITS bits; - STACK_USAGE su; -} STACKDWORD; - typedef struct CALL_LEVEL { unsigned int FCSP_BeforeEntry; - STACKDWORD stackUsage; + GLint subDescIndex; + GLushort current; + GLushort max; TypedShaderList * plstCFInstructions_local; } CALL_LEVEL; @@ -386,9 +375,6 @@ typedef struct r700_AssemblerBase unsigned int FCSP; FC_LEVEL fc_stack[32]; - unsigned int branch_depth; - unsigned int max_branch_depth; - //----------------------------------------------------------------------------------- // ArgSubst used in Assemble_Source() function //----------------------------------------------------------------------------------- @@ -449,7 +435,8 @@ typedef struct r700_AssemblerBase } r700_AssemblerBase; //Internal use -inline void checkStackDepth(r700_AssemblerBase *pAsm, GLuint uReason); +inline void checkStackDepth(r700_AssemblerBase *pAsm, GLuint uReason, GLboolean bCheckMaxOnly); +inline void decreaseCurrent(r700_AssemblerBase *pAsm, GLuint uReason); BITS addrmode_PVSDST(PVSDST * pPVSDST); void setaddrmode_PVSDST(PVSDST * pPVSDST, BITS addrmode); void nomask_PVSDST(PVSDST * pPVSDST); diff --git a/src/mesa/drivers/dri/r600/r700_shader.c b/src/mesa/drivers/dri/r600/r700_shader.c index db951e48c4f..2eed1acc2f5 100644 --- a/src/mesa/drivers/dri/r600/r700_shader.c +++ b/src/mesa/drivers/dri/r600/r700_shader.c @@ -140,7 +140,7 @@ void Init_R700_Shader(R700_Shader * pShader) pShader->killIsUsed = GL_FALSE; pShader->uCFOffset = 0; - pShader->uStackSize = 10; //richard test + pShader->uStackSize = 0; pShader->uMaxCallDepth = 0; pShader->bSurfAllocated = GL_FALSE; -- 2.30.2