r600: add TXL instruction and note about TXB
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1f12945d2f
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@ -619,7 +619,7 @@ int Init_r700_AssemblerBase(SHADER_PIPE_TYPE spt, r700_AssemblerBase* pAsm, R700
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GLboolean IsTex(gl_inst_opcode Opcode)
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{
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if( (OPCODE_TEX==Opcode) || (OPCODE_TXP==Opcode) || (OPCODE_TXB==Opcode) ||
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(OPCODE_DDX==Opcode) || (OPCODE_DDY==Opcode) )
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(OPCODE_DDX==Opcode) || (OPCODE_DDY==Opcode) || (OPCODE_TXL==Opcode) )
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{
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return GL_TRUE;
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}
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@ -923,9 +923,10 @@ GLboolean add_tex_instruction(r700_AssemblerBase* pAsm,
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}
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}
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// If this clause constains any TEX instruction that is dependent on a previous instruction,
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// set the barrier bit
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if( pAsm->pInstDeps[pAsm->uiCurInst].nDstDep > (-1) || pAsm->need_tex_barrier == GL_TRUE )
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// If this clause constains any TEX instruction that is dependent on a
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// previous instruction, set the barrier bit, also always set for vert
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// programs as tex deps are not(yet) computed for them
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if( pAsm->currentShaderType == SPT_VP || pAsm->pInstDeps[pAsm->uiCurInst].nDstDep > (-1) || pAsm->need_tex_barrier == GL_TRUE )
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{
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pAsm->cf_current_tex_clause_ptr->m_Word1.f.barrier = 0x1;
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}
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@ -5277,6 +5278,11 @@ GLboolean assemble_TEX(r700_AssemblerBase *pAsm)
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pAsm->D.dst.opcode = SQ_TEX_INST_GET_GRADIENTS_V;
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break;
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case OPCODE_TXB:
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/* this should actually be SAMPLE_LB but that needs bias to be
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* embedded in the instruction - cant do here */
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pAsm->D.dst.opcode = SQ_TEX_INST_SAMPLE_L;
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break;
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case OPCODE_TXL:
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pAsm->D.dst.opcode = SQ_TEX_INST_SAMPLE_L;
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break;
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default:
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@ -7105,6 +7111,7 @@ GLboolean AssembleInstr(GLuint uiFirstInst,
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case OPCODE_DDY:
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case OPCODE_TEX:
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case OPCODE_TXB:
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case OPCODE_TXL:
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case OPCODE_TXP:
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if ( GL_FALSE == assemble_TEX(pR700AsmCode) )
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return GL_FALSE;
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