| /************************************************************************** |
| * |
| * Copyright 2007 VMware, Inc. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| |
| #include "util/u_debug.h" |
| #include "pipe/p_format.h" |
| #include "pipe/p_shader_tokens.h" |
| #include "tgsi_build.h" |
| #include "tgsi_parse.h" |
| |
| |
| /* |
| * header |
| */ |
| |
| struct tgsi_header |
| tgsi_build_header( void ) |
| { |
| struct tgsi_header header; |
| |
| header.HeaderSize = 1; |
| header.BodySize = 0; |
| |
| return header; |
| } |
| |
| static void |
| header_headersize_grow( struct tgsi_header *header ) |
| { |
| assert( header->HeaderSize < 0xFF ); |
| assert( header->BodySize == 0 ); |
| |
| header->HeaderSize++; |
| } |
| |
| static void |
| header_bodysize_grow( struct tgsi_header *header ) |
| { |
| assert( header->BodySize < 0xFFFFFF ); |
| |
| header->BodySize++; |
| } |
| |
| struct tgsi_processor |
| tgsi_build_processor( |
| unsigned type, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_processor processor; |
| |
| processor.Processor = type; |
| processor.Padding = 0; |
| |
| header_headersize_grow( header ); |
| |
| return processor; |
| } |
| |
| /* |
| * declaration |
| */ |
| |
| static void |
| declaration_grow( |
| struct tgsi_declaration *declaration, |
| struct tgsi_header *header ) |
| { |
| assert( declaration->NrTokens < 0xFF ); |
| |
| declaration->NrTokens++; |
| |
| header_bodysize_grow( header ); |
| } |
| |
| static struct tgsi_declaration |
| tgsi_default_declaration( void ) |
| { |
| struct tgsi_declaration declaration; |
| |
| declaration.Type = TGSI_TOKEN_TYPE_DECLARATION; |
| declaration.NrTokens = 1; |
| declaration.File = TGSI_FILE_NULL; |
| declaration.UsageMask = TGSI_WRITEMASK_XYZW; |
| declaration.Interpolate = 0; |
| declaration.Dimension = 0; |
| declaration.Semantic = 0; |
| declaration.Invariant = 0; |
| declaration.Local = 0; |
| declaration.Array = 0; |
| declaration.Atomic = 0; |
| declaration.MemType = TGSI_MEMORY_TYPE_GLOBAL; |
| declaration.Padding = 0; |
| |
| return declaration; |
| } |
| |
| static struct tgsi_declaration |
| tgsi_build_declaration( |
| unsigned file, |
| unsigned usage_mask, |
| unsigned interpolate, |
| unsigned dimension, |
| unsigned semantic, |
| unsigned invariant, |
| unsigned local, |
| unsigned array, |
| unsigned atomic, |
| unsigned mem_type, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_declaration declaration; |
| |
| assert( file < TGSI_FILE_COUNT ); |
| assert( interpolate < TGSI_INTERPOLATE_COUNT ); |
| |
| declaration = tgsi_default_declaration(); |
| declaration.File = file; |
| declaration.UsageMask = usage_mask; |
| declaration.Interpolate = interpolate; |
| declaration.Dimension = dimension; |
| declaration.Semantic = semantic; |
| declaration.Invariant = invariant; |
| declaration.Local = local; |
| declaration.Array = array; |
| declaration.Atomic = atomic; |
| declaration.MemType = mem_type; |
| header_bodysize_grow( header ); |
| |
| return declaration; |
| } |
| |
| static struct tgsi_declaration_range |
| tgsi_default_declaration_range( void ) |
| { |
| struct tgsi_declaration_range dr; |
| |
| dr.First = 0; |
| dr.Last = 0; |
| |
| return dr; |
| } |
| |
| static struct tgsi_declaration_dimension |
| tgsi_default_declaration_dimension() |
| { |
| struct tgsi_declaration_dimension dim; |
| |
| dim.Index2D = 0; |
| |
| return dim; |
| } |
| |
| static struct tgsi_declaration_range |
| tgsi_build_declaration_range( |
| unsigned first, |
| unsigned last, |
| struct tgsi_declaration *declaration, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_declaration_range declaration_range; |
| |
| assert( last >= first ); |
| assert( last <= 0xFFFF ); |
| |
| declaration_range.First = first; |
| declaration_range.Last = last; |
| |
| declaration_grow( declaration, header ); |
| |
| return declaration_range; |
| } |
| |
| static struct tgsi_declaration_dimension |
| tgsi_build_declaration_dimension(unsigned index_2d, |
| struct tgsi_declaration *declaration, |
| struct tgsi_header *header) |
| { |
| struct tgsi_declaration_dimension dd; |
| |
| assert(index_2d <= 0xFFFF); |
| |
| dd.Index2D = index_2d; |
| dd.Padding = 0; |
| |
| declaration_grow(declaration, header); |
| |
| return dd; |
| } |
| |
| static struct tgsi_declaration_interp |
| tgsi_default_declaration_interp( void ) |
| { |
| struct tgsi_declaration_interp di; |
| |
| di.Interpolate = TGSI_INTERPOLATE_CONSTANT; |
| di.Location = TGSI_INTERPOLATE_LOC_CENTER; |
| di.CylindricalWrap = 0; |
| di.Padding = 0; |
| |
| return di; |
| } |
| |
| static struct tgsi_declaration_interp |
| tgsi_build_declaration_interp(unsigned interpolate, |
| unsigned interpolate_location, |
| unsigned cylindrical_wrap, |
| struct tgsi_declaration *declaration, |
| struct tgsi_header *header) |
| { |
| struct tgsi_declaration_interp di; |
| |
| di.Interpolate = interpolate; |
| di.Location = interpolate_location; |
| di.CylindricalWrap = cylindrical_wrap; |
| di.Padding = 0; |
| |
| declaration_grow(declaration, header); |
| |
| return di; |
| } |
| |
| static struct tgsi_declaration_semantic |
| tgsi_default_declaration_semantic( void ) |
| { |
| struct tgsi_declaration_semantic ds; |
| |
| ds.Name = TGSI_SEMANTIC_POSITION; |
| ds.Index = 0; |
| ds.StreamX = 0; |
| ds.StreamY = 0; |
| ds.StreamZ = 0; |
| ds.StreamW = 0; |
| |
| return ds; |
| } |
| |
| static struct tgsi_declaration_semantic |
| tgsi_build_declaration_semantic( |
| unsigned semantic_name, |
| unsigned semantic_index, |
| unsigned streamx, |
| unsigned streamy, |
| unsigned streamz, |
| unsigned streamw, |
| struct tgsi_declaration *declaration, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_declaration_semantic ds; |
| |
| assert( semantic_name <= TGSI_SEMANTIC_COUNT ); |
| assert( semantic_index <= 0xFFFF ); |
| |
| ds.Name = semantic_name; |
| ds.Index = semantic_index; |
| ds.StreamX = streamx; |
| ds.StreamY = streamy; |
| ds.StreamZ = streamz; |
| ds.StreamW = streamw; |
| |
| declaration_grow( declaration, header ); |
| |
| return ds; |
| } |
| |
| static struct tgsi_declaration_image |
| tgsi_default_declaration_image(void) |
| { |
| struct tgsi_declaration_image di; |
| |
| di.Resource = TGSI_TEXTURE_BUFFER; |
| di.Raw = 0; |
| di.Writable = 0; |
| di.Format = 0; |
| di.Padding = 0; |
| |
| return di; |
| } |
| |
| static struct tgsi_declaration_image |
| tgsi_build_declaration_image(unsigned texture, |
| unsigned format, |
| unsigned raw, |
| unsigned writable, |
| struct tgsi_declaration *declaration, |
| struct tgsi_header *header) |
| { |
| struct tgsi_declaration_image di; |
| |
| di = tgsi_default_declaration_image(); |
| di.Resource = texture; |
| di.Format = format; |
| di.Raw = raw; |
| di.Writable = writable; |
| |
| declaration_grow(declaration, header); |
| |
| return di; |
| } |
| |
| static struct tgsi_declaration_sampler_view |
| tgsi_default_declaration_sampler_view(void) |
| { |
| struct tgsi_declaration_sampler_view dsv; |
| |
| dsv.Resource = TGSI_TEXTURE_BUFFER; |
| dsv.ReturnTypeX = TGSI_RETURN_TYPE_UNORM; |
| dsv.ReturnTypeY = TGSI_RETURN_TYPE_UNORM; |
| dsv.ReturnTypeZ = TGSI_RETURN_TYPE_UNORM; |
| dsv.ReturnTypeW = TGSI_RETURN_TYPE_UNORM; |
| |
| return dsv; |
| } |
| |
| static struct tgsi_declaration_sampler_view |
| tgsi_build_declaration_sampler_view(unsigned texture, |
| unsigned return_type_x, |
| unsigned return_type_y, |
| unsigned return_type_z, |
| unsigned return_type_w, |
| struct tgsi_declaration *declaration, |
| struct tgsi_header *header) |
| { |
| struct tgsi_declaration_sampler_view dsv; |
| |
| dsv = tgsi_default_declaration_sampler_view(); |
| dsv.Resource = texture; |
| dsv.ReturnTypeX = return_type_x; |
| dsv.ReturnTypeY = return_type_y; |
| dsv.ReturnTypeZ = return_type_z; |
| dsv.ReturnTypeW = return_type_w; |
| |
| declaration_grow(declaration, header); |
| |
| return dsv; |
| } |
| |
| |
| static struct tgsi_declaration_array |
| tgsi_default_declaration_array( void ) |
| { |
| struct tgsi_declaration_array a; |
| |
| a.ArrayID = 0; |
| a.Padding = 0; |
| |
| return a; |
| } |
| |
| static struct tgsi_declaration_array |
| tgsi_build_declaration_array(unsigned arrayid, |
| struct tgsi_declaration *declaration, |
| struct tgsi_header *header) |
| { |
| struct tgsi_declaration_array da; |
| |
| da = tgsi_default_declaration_array(); |
| da.ArrayID = arrayid; |
| |
| declaration_grow(declaration, header); |
| |
| return da; |
| } |
| |
| struct tgsi_full_declaration |
| tgsi_default_full_declaration( void ) |
| { |
| struct tgsi_full_declaration full_declaration; |
| |
| full_declaration.Declaration = tgsi_default_declaration(); |
| full_declaration.Range = tgsi_default_declaration_range(); |
| full_declaration.Dim = tgsi_default_declaration_dimension(); |
| full_declaration.Semantic = tgsi_default_declaration_semantic(); |
| full_declaration.Interp = tgsi_default_declaration_interp(); |
| full_declaration.Image = tgsi_default_declaration_image(); |
| full_declaration.SamplerView = tgsi_default_declaration_sampler_view(); |
| full_declaration.Array = tgsi_default_declaration_array(); |
| |
| return full_declaration; |
| } |
| |
| unsigned |
| tgsi_build_full_declaration( |
| const struct tgsi_full_declaration *full_decl, |
| struct tgsi_token *tokens, |
| struct tgsi_header *header, |
| unsigned maxsize ) |
| { |
| unsigned size = 0; |
| struct tgsi_declaration *declaration; |
| struct tgsi_declaration_range *dr; |
| |
| if( maxsize <= size ) |
| return 0; |
| declaration = (struct tgsi_declaration *) &tokens[size]; |
| size++; |
| |
| *declaration = tgsi_build_declaration( |
| full_decl->Declaration.File, |
| full_decl->Declaration.UsageMask, |
| full_decl->Declaration.Interpolate, |
| full_decl->Declaration.Dimension, |
| full_decl->Declaration.Semantic, |
| full_decl->Declaration.Invariant, |
| full_decl->Declaration.Local, |
| full_decl->Declaration.Array, |
| full_decl->Declaration.Atomic, |
| full_decl->Declaration.MemType, |
| header ); |
| |
| if (maxsize <= size) |
| return 0; |
| dr = (struct tgsi_declaration_range *) &tokens[size]; |
| size++; |
| |
| *dr = tgsi_build_declaration_range( |
| full_decl->Range.First, |
| full_decl->Range.Last, |
| declaration, |
| header ); |
| |
| if (full_decl->Declaration.Dimension) { |
| struct tgsi_declaration_dimension *dd; |
| |
| if (maxsize <= size) { |
| return 0; |
| } |
| dd = (struct tgsi_declaration_dimension *)&tokens[size]; |
| size++; |
| |
| *dd = tgsi_build_declaration_dimension(full_decl->Dim.Index2D, |
| declaration, |
| header); |
| } |
| |
| if (full_decl->Declaration.Interpolate) { |
| struct tgsi_declaration_interp *di; |
| |
| if (maxsize <= size) { |
| return 0; |
| } |
| di = (struct tgsi_declaration_interp *)&tokens[size]; |
| size++; |
| |
| *di = tgsi_build_declaration_interp(full_decl->Interp.Interpolate, |
| full_decl->Interp.Location, |
| full_decl->Interp.CylindricalWrap, |
| declaration, |
| header); |
| } |
| |
| if( full_decl->Declaration.Semantic ) { |
| struct tgsi_declaration_semantic *ds; |
| |
| if( maxsize <= size ) |
| return 0; |
| ds = (struct tgsi_declaration_semantic *) &tokens[size]; |
| size++; |
| |
| *ds = tgsi_build_declaration_semantic( |
| full_decl->Semantic.Name, |
| full_decl->Semantic.Index, |
| full_decl->Semantic.StreamX, |
| full_decl->Semantic.StreamY, |
| full_decl->Semantic.StreamZ, |
| full_decl->Semantic.StreamW, |
| declaration, |
| header ); |
| } |
| |
| if (full_decl->Declaration.File == TGSI_FILE_IMAGE) { |
| struct tgsi_declaration_image *di; |
| |
| if (maxsize <= size) { |
| return 0; |
| } |
| di = (struct tgsi_declaration_image *)&tokens[size]; |
| size++; |
| |
| *di = tgsi_build_declaration_image(full_decl->Image.Resource, |
| full_decl->Image.Format, |
| full_decl->Image.Raw, |
| full_decl->Image.Writable, |
| declaration, |
| header); |
| } |
| |
| if (full_decl->Declaration.File == TGSI_FILE_SAMPLER_VIEW) { |
| struct tgsi_declaration_sampler_view *dsv; |
| |
| if (maxsize <= size) { |
| return 0; |
| } |
| dsv = (struct tgsi_declaration_sampler_view *)&tokens[size]; |
| size++; |
| |
| *dsv = tgsi_build_declaration_sampler_view( |
| full_decl->SamplerView.Resource, |
| full_decl->SamplerView.ReturnTypeX, |
| full_decl->SamplerView.ReturnTypeY, |
| full_decl->SamplerView.ReturnTypeZ, |
| full_decl->SamplerView.ReturnTypeW, |
| declaration, |
| header); |
| } |
| |
| if (full_decl->Declaration.Array) { |
| struct tgsi_declaration_array *da; |
| |
| if (maxsize <= size) { |
| return 0; |
| } |
| da = (struct tgsi_declaration_array *)&tokens[size]; |
| size++; |
| *da = tgsi_build_declaration_array( |
| full_decl->Array.ArrayID, |
| declaration, |
| header); |
| } |
| return size; |
| } |
| |
| /* |
| * immediate |
| */ |
| |
| static struct tgsi_immediate |
| tgsi_default_immediate( void ) |
| { |
| struct tgsi_immediate immediate; |
| |
| immediate.Type = TGSI_TOKEN_TYPE_IMMEDIATE; |
| immediate.NrTokens = 1; |
| immediate.DataType = TGSI_IMM_FLOAT32; |
| immediate.Padding = 0; |
| |
| return immediate; |
| } |
| |
| static struct tgsi_immediate |
| tgsi_build_immediate( |
| struct tgsi_header *header, |
| unsigned type ) |
| { |
| struct tgsi_immediate immediate; |
| |
| immediate = tgsi_default_immediate(); |
| immediate.DataType = type; |
| |
| header_bodysize_grow( header ); |
| |
| return immediate; |
| } |
| |
| struct tgsi_full_immediate |
| tgsi_default_full_immediate( void ) |
| { |
| struct tgsi_full_immediate fullimm; |
| |
| fullimm.Immediate = tgsi_default_immediate(); |
| fullimm.u[0].Float = 0.0f; |
| fullimm.u[1].Float = 0.0f; |
| fullimm.u[2].Float = 0.0f; |
| fullimm.u[3].Float = 0.0f; |
| |
| return fullimm; |
| } |
| |
| static void |
| immediate_grow( |
| struct tgsi_immediate *immediate, |
| struct tgsi_header *header ) |
| { |
| assert( immediate->NrTokens < 0xFF ); |
| |
| immediate->NrTokens++; |
| |
| header_bodysize_grow( header ); |
| } |
| |
| unsigned |
| tgsi_build_full_immediate( |
| const struct tgsi_full_immediate *full_imm, |
| struct tgsi_token *tokens, |
| struct tgsi_header *header, |
| unsigned maxsize ) |
| { |
| unsigned size = 0, i; |
| struct tgsi_immediate *immediate; |
| |
| if( maxsize <= size ) |
| return 0; |
| immediate = (struct tgsi_immediate *) &tokens[size]; |
| size++; |
| |
| *immediate = tgsi_build_immediate( header, full_imm->Immediate.DataType ); |
| |
| assert( full_imm->Immediate.NrTokens <= 4 + 1 ); |
| |
| for( i = 0; i < full_imm->Immediate.NrTokens - 1; i++ ) { |
| union tgsi_immediate_data *data; |
| |
| if( maxsize <= size ) |
| return 0; |
| |
| data = (union tgsi_immediate_data *) &tokens[size]; |
| *data = full_imm->u[i]; |
| |
| immediate_grow( immediate, header ); |
| size++; |
| } |
| |
| return size; |
| } |
| |
| /* |
| * instruction |
| */ |
| |
| struct tgsi_instruction |
| tgsi_default_instruction( void ) |
| { |
| struct tgsi_instruction instruction; |
| |
| instruction.Type = TGSI_TOKEN_TYPE_INSTRUCTION; |
| instruction.NrTokens = 0; |
| instruction.Opcode = TGSI_OPCODE_MOV; |
| instruction.Saturate = 0; |
| instruction.NumDstRegs = 1; |
| instruction.NumSrcRegs = 1; |
| instruction.Label = 0; |
| instruction.Texture = 0; |
| instruction.Memory = 0; |
| instruction.Precise = 0; |
| instruction.Padding = 0; |
| |
| return instruction; |
| } |
| |
| static struct tgsi_instruction |
| tgsi_build_instruction(unsigned opcode, |
| unsigned saturate, |
| unsigned precise, |
| unsigned num_dst_regs, |
| unsigned num_src_regs, |
| struct tgsi_header *header) |
| { |
| struct tgsi_instruction instruction; |
| |
| assert (opcode <= TGSI_OPCODE_LAST); |
| assert (saturate <= 1); |
| assert (num_dst_regs <= 3); |
| assert (num_src_regs <= 15); |
| |
| instruction = tgsi_default_instruction(); |
| instruction.Opcode = opcode; |
| instruction.Saturate = saturate; |
| instruction.Precise = precise; |
| instruction.NumDstRegs = num_dst_regs; |
| instruction.NumSrcRegs = num_src_regs; |
| |
| header_bodysize_grow( header ); |
| |
| return instruction; |
| } |
| |
| static void |
| instruction_grow( |
| struct tgsi_instruction *instruction, |
| struct tgsi_header *header ) |
| { |
| assert (instruction->NrTokens < 0xFF); |
| |
| instruction->NrTokens++; |
| |
| header_bodysize_grow( header ); |
| } |
| |
| static struct tgsi_instruction_label |
| tgsi_default_instruction_label( void ) |
| { |
| struct tgsi_instruction_label instruction_label; |
| |
| instruction_label.Label = 0; |
| instruction_label.Padding = 0; |
| |
| return instruction_label; |
| } |
| |
| static struct tgsi_instruction_label |
| tgsi_build_instruction_label( |
| unsigned label, |
| struct tgsi_token *prev_token, |
| struct tgsi_instruction *instruction, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_instruction_label instruction_label; |
| |
| instruction_label.Label = label; |
| instruction_label.Padding = 0; |
| instruction->Label = 1; |
| |
| instruction_grow( instruction, header ); |
| |
| return instruction_label; |
| } |
| |
| static struct tgsi_instruction_texture |
| tgsi_default_instruction_texture( void ) |
| { |
| struct tgsi_instruction_texture instruction_texture; |
| |
| instruction_texture.Texture = TGSI_TEXTURE_UNKNOWN; |
| instruction_texture.NumOffsets = 0; |
| instruction_texture.ReturnType = TGSI_RETURN_TYPE_UNKNOWN; |
| instruction_texture.Padding = 0; |
| |
| return instruction_texture; |
| } |
| |
| static struct tgsi_instruction_texture |
| tgsi_build_instruction_texture( |
| unsigned texture, |
| unsigned num_offsets, |
| unsigned return_type, |
| struct tgsi_token *prev_token, |
| struct tgsi_instruction *instruction, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_instruction_texture instruction_texture; |
| |
| instruction_texture.Texture = texture; |
| instruction_texture.NumOffsets = num_offsets; |
| instruction_texture.ReturnType = return_type; |
| instruction_texture.Padding = 0; |
| instruction->Texture = 1; |
| |
| instruction_grow( instruction, header ); |
| |
| return instruction_texture; |
| } |
| |
| static struct tgsi_instruction_memory |
| tgsi_default_instruction_memory( void ) |
| { |
| struct tgsi_instruction_memory instruction_memory; |
| |
| instruction_memory.Qualifier = 0; |
| instruction_memory.Texture = 0; |
| instruction_memory.Format = 0; |
| instruction_memory.Padding = 0; |
| |
| return instruction_memory; |
| } |
| |
| static struct tgsi_instruction_memory |
| tgsi_build_instruction_memory( |
| unsigned qualifier, |
| unsigned texture, |
| unsigned format, |
| struct tgsi_token *prev_token, |
| struct tgsi_instruction *instruction, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_instruction_memory instruction_memory; |
| |
| instruction_memory.Qualifier = qualifier; |
| instruction_memory.Texture = texture; |
| instruction_memory.Format = format; |
| instruction_memory.Padding = 0; |
| instruction->Memory = 1; |
| |
| instruction_grow( instruction, header ); |
| |
| return instruction_memory; |
| } |
| |
| static struct tgsi_texture_offset |
| tgsi_default_texture_offset( void ) |
| { |
| struct tgsi_texture_offset texture_offset; |
| |
| texture_offset.Index = 0; |
| texture_offset.File = 0; |
| texture_offset.SwizzleX = 0; |
| texture_offset.SwizzleY = 0; |
| texture_offset.SwizzleZ = 0; |
| texture_offset.Padding = 0; |
| |
| return texture_offset; |
| } |
| |
| static struct tgsi_texture_offset |
| tgsi_build_texture_offset( |
| int index, int file, int swizzle_x, int swizzle_y, int swizzle_z, |
| struct tgsi_token *prev_token, |
| struct tgsi_instruction *instruction, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_texture_offset texture_offset; |
| |
| texture_offset.Index = index; |
| texture_offset.File = file; |
| texture_offset.SwizzleX = swizzle_x; |
| texture_offset.SwizzleY = swizzle_y; |
| texture_offset.SwizzleZ = swizzle_z; |
| texture_offset.Padding = 0; |
| |
| instruction_grow( instruction, header ); |
| |
| return texture_offset; |
| } |
| |
| static struct tgsi_src_register |
| tgsi_default_src_register( void ) |
| { |
| struct tgsi_src_register src_register; |
| |
| src_register.File = TGSI_FILE_NULL; |
| src_register.SwizzleX = TGSI_SWIZZLE_X; |
| src_register.SwizzleY = TGSI_SWIZZLE_Y; |
| src_register.SwizzleZ = TGSI_SWIZZLE_Z; |
| src_register.SwizzleW = TGSI_SWIZZLE_W; |
| src_register.Negate = 0; |
| src_register.Absolute = 0; |
| src_register.Indirect = 0; |
| src_register.Dimension = 0; |
| src_register.Index = 0; |
| |
| return src_register; |
| } |
| |
| static struct tgsi_src_register |
| tgsi_build_src_register( |
| unsigned file, |
| unsigned swizzle_x, |
| unsigned swizzle_y, |
| unsigned swizzle_z, |
| unsigned swizzle_w, |
| unsigned negate, |
| unsigned absolute, |
| unsigned indirect, |
| unsigned dimension, |
| int index, |
| struct tgsi_instruction *instruction, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_src_register src_register; |
| |
| assert( file < TGSI_FILE_COUNT ); |
| assert( swizzle_x <= TGSI_SWIZZLE_W ); |
| assert( swizzle_y <= TGSI_SWIZZLE_W ); |
| assert( swizzle_z <= TGSI_SWIZZLE_W ); |
| assert( swizzle_w <= TGSI_SWIZZLE_W ); |
| assert( negate <= 1 ); |
| assert( index >= -0x8000 && index <= 0x7FFF ); |
| |
| src_register.File = file; |
| src_register.SwizzleX = swizzle_x; |
| src_register.SwizzleY = swizzle_y; |
| src_register.SwizzleZ = swizzle_z; |
| src_register.SwizzleW = swizzle_w; |
| src_register.Negate = negate; |
| src_register.Absolute = absolute; |
| src_register.Indirect = indirect; |
| src_register.Dimension = dimension; |
| src_register.Index = index; |
| |
| instruction_grow( instruction, header ); |
| |
| return src_register; |
| } |
| |
| static struct tgsi_ind_register |
| tgsi_default_ind_register( void ) |
| { |
| struct tgsi_ind_register ind_register; |
| |
| ind_register.File = TGSI_FILE_NULL; |
| ind_register.Index = 0; |
| ind_register.Swizzle = TGSI_SWIZZLE_X; |
| ind_register.ArrayID = 0; |
| |
| return ind_register; |
| } |
| |
| static struct tgsi_ind_register |
| tgsi_build_ind_register( |
| unsigned file, |
| unsigned swizzle, |
| int index, |
| unsigned arrayid, |
| struct tgsi_instruction *instruction, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_ind_register ind_register; |
| |
| assert( file < TGSI_FILE_COUNT ); |
| assert( swizzle <= TGSI_SWIZZLE_W ); |
| assert( index >= -0x8000 && index <= 0x7FFF ); |
| |
| ind_register.File = file; |
| ind_register.Swizzle = swizzle; |
| ind_register.Index = index; |
| ind_register.ArrayID = arrayid; |
| |
| instruction_grow( instruction, header ); |
| |
| return ind_register; |
| } |
| |
| static struct tgsi_dimension |
| tgsi_default_dimension( void ) |
| { |
| struct tgsi_dimension dimension; |
| |
| dimension.Indirect = 0; |
| dimension.Dimension = 0; |
| dimension.Padding = 0; |
| dimension.Index = 0; |
| |
| return dimension; |
| } |
| |
| static struct tgsi_full_src_register |
| tgsi_default_full_src_register( void ) |
| { |
| struct tgsi_full_src_register full_src_register; |
| |
| full_src_register.Register = tgsi_default_src_register(); |
| full_src_register.Indirect = tgsi_default_ind_register(); |
| full_src_register.Dimension = tgsi_default_dimension(); |
| full_src_register.DimIndirect = tgsi_default_ind_register(); |
| |
| return full_src_register; |
| } |
| |
| static struct tgsi_dimension |
| tgsi_build_dimension( |
| unsigned indirect, |
| unsigned index, |
| struct tgsi_instruction *instruction, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_dimension dimension; |
| |
| dimension.Indirect = indirect; |
| dimension.Dimension = 0; |
| dimension.Padding = 0; |
| dimension.Index = index; |
| |
| instruction_grow( instruction, header ); |
| |
| return dimension; |
| } |
| |
| static struct tgsi_dst_register |
| tgsi_default_dst_register( void ) |
| { |
| struct tgsi_dst_register dst_register; |
| |
| dst_register.File = TGSI_FILE_NULL; |
| dst_register.WriteMask = TGSI_WRITEMASK_XYZW; |
| dst_register.Indirect = 0; |
| dst_register.Dimension = 0; |
| dst_register.Index = 0; |
| dst_register.Padding = 0; |
| |
| return dst_register; |
| } |
| |
| static struct tgsi_dst_register |
| tgsi_build_dst_register( |
| unsigned file, |
| unsigned mask, |
| unsigned indirect, |
| unsigned dimension, |
| int index, |
| struct tgsi_instruction *instruction, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_dst_register dst_register; |
| |
| assert( file < TGSI_FILE_COUNT ); |
| assert( mask <= TGSI_WRITEMASK_XYZW ); |
| assert( index >= -32768 && index <= 32767 ); |
| |
| dst_register.File = file; |
| dst_register.WriteMask = mask; |
| dst_register.Indirect = indirect; |
| dst_register.Dimension = dimension; |
| dst_register.Index = index; |
| dst_register.Padding = 0; |
| |
| instruction_grow( instruction, header ); |
| |
| return dst_register; |
| } |
| |
| static struct tgsi_full_dst_register |
| tgsi_default_full_dst_register( void ) |
| { |
| struct tgsi_full_dst_register full_dst_register; |
| |
| full_dst_register.Register = tgsi_default_dst_register(); |
| full_dst_register.Indirect = tgsi_default_ind_register(); |
| full_dst_register.Dimension = tgsi_default_dimension(); |
| full_dst_register.DimIndirect = tgsi_default_ind_register(); |
| |
| return full_dst_register; |
| } |
| |
| struct tgsi_full_instruction |
| tgsi_default_full_instruction( void ) |
| { |
| struct tgsi_full_instruction full_instruction; |
| unsigned i; |
| |
| full_instruction.Instruction = tgsi_default_instruction(); |
| full_instruction.Label = tgsi_default_instruction_label(); |
| full_instruction.Texture = tgsi_default_instruction_texture(); |
| full_instruction.Memory = tgsi_default_instruction_memory(); |
| for( i = 0; i < TGSI_FULL_MAX_TEX_OFFSETS; i++ ) { |
| full_instruction.TexOffsets[i] = tgsi_default_texture_offset(); |
| } |
| for( i = 0; i < TGSI_FULL_MAX_DST_REGISTERS; i++ ) { |
| full_instruction.Dst[i] = tgsi_default_full_dst_register(); |
| } |
| for( i = 0; i < TGSI_FULL_MAX_SRC_REGISTERS; i++ ) { |
| full_instruction.Src[i] = tgsi_default_full_src_register(); |
| } |
| |
| return full_instruction; |
| } |
| |
| unsigned |
| tgsi_build_full_instruction( |
| const struct tgsi_full_instruction *full_inst, |
| struct tgsi_token *tokens, |
| struct tgsi_header *header, |
| unsigned maxsize ) |
| { |
| unsigned size = 0; |
| unsigned i; |
| struct tgsi_instruction *instruction; |
| struct tgsi_token *prev_token; |
| |
| if( maxsize <= size ) |
| return 0; |
| instruction = (struct tgsi_instruction *) &tokens[size]; |
| size++; |
| |
| *instruction = tgsi_build_instruction(full_inst->Instruction.Opcode, |
| full_inst->Instruction.Saturate, |
| full_inst->Instruction.Precise, |
| full_inst->Instruction.NumDstRegs, |
| full_inst->Instruction.NumSrcRegs, |
| header); |
| prev_token = (struct tgsi_token *) instruction; |
| |
| if (full_inst->Instruction.Label) { |
| struct tgsi_instruction_label *instruction_label; |
| |
| if( maxsize <= size ) |
| return 0; |
| instruction_label = |
| (struct tgsi_instruction_label *) &tokens[size]; |
| size++; |
| |
| *instruction_label = tgsi_build_instruction_label( |
| full_inst->Label.Label, |
| prev_token, |
| instruction, |
| header ); |
| prev_token = (struct tgsi_token *) instruction_label; |
| } |
| |
| if (full_inst->Instruction.Texture) { |
| struct tgsi_instruction_texture *instruction_texture; |
| |
| if( maxsize <= size ) |
| return 0; |
| instruction_texture = |
| (struct tgsi_instruction_texture *) &tokens[size]; |
| size++; |
| |
| *instruction_texture = tgsi_build_instruction_texture( |
| full_inst->Texture.Texture, |
| full_inst->Texture.NumOffsets, |
| full_inst->Texture.ReturnType, |
| prev_token, |
| instruction, |
| header ); |
| prev_token = (struct tgsi_token *) instruction_texture; |
| |
| for (i = 0; i < full_inst->Texture.NumOffsets; i++) { |
| struct tgsi_texture_offset *texture_offset; |
| |
| if ( maxsize <= size ) |
| return 0; |
| texture_offset = (struct tgsi_texture_offset *)&tokens[size]; |
| size++; |
| *texture_offset = tgsi_build_texture_offset( |
| full_inst->TexOffsets[i].Index, |
| full_inst->TexOffsets[i].File, |
| full_inst->TexOffsets[i].SwizzleX, |
| full_inst->TexOffsets[i].SwizzleY, |
| full_inst->TexOffsets[i].SwizzleZ, |
| prev_token, |
| instruction, |
| header); |
| prev_token = (struct tgsi_token *) texture_offset; |
| } |
| } |
| |
| if (full_inst->Instruction.Memory) { |
| struct tgsi_instruction_memory *instruction_memory; |
| |
| if( maxsize <= size ) |
| return 0; |
| instruction_memory = |
| (struct tgsi_instruction_memory *) &tokens[size]; |
| size++; |
| |
| *instruction_memory = tgsi_build_instruction_memory( |
| full_inst->Memory.Qualifier, |
| full_inst->Memory.Texture, |
| full_inst->Memory.Format, |
| prev_token, |
| instruction, |
| header ); |
| prev_token = (struct tgsi_token *) instruction_memory; |
| } |
| |
| for( i = 0; i < full_inst->Instruction.NumDstRegs; i++ ) { |
| const struct tgsi_full_dst_register *reg = &full_inst->Dst[i]; |
| struct tgsi_dst_register *dst_register; |
| |
| if( maxsize <= size ) |
| return 0; |
| dst_register = (struct tgsi_dst_register *) &tokens[size]; |
| size++; |
| |
| *dst_register = tgsi_build_dst_register( |
| reg->Register.File, |
| reg->Register.WriteMask, |
| reg->Register.Indirect, |
| reg->Register.Dimension, |
| reg->Register.Index, |
| instruction, |
| header ); |
| |
| if( reg->Register.Indirect ) { |
| struct tgsi_ind_register *ind; |
| |
| if( maxsize <= size ) |
| return 0; |
| ind = (struct tgsi_ind_register *) &tokens[size]; |
| size++; |
| |
| *ind = tgsi_build_ind_register( |
| reg->Indirect.File, |
| reg->Indirect.Swizzle, |
| reg->Indirect.Index, |
| reg->Indirect.ArrayID, |
| instruction, |
| header ); |
| } |
| |
| if( reg->Register.Dimension ) { |
| struct tgsi_dimension *dim; |
| |
| assert( !reg->Dimension.Dimension ); |
| |
| if( maxsize <= size ) |
| return 0; |
| dim = (struct tgsi_dimension *) &tokens[size]; |
| size++; |
| |
| *dim = tgsi_build_dimension( |
| reg->Dimension.Indirect, |
| reg->Dimension.Index, |
| instruction, |
| header ); |
| |
| if( reg->Dimension.Indirect ) { |
| struct tgsi_ind_register *ind; |
| |
| if( maxsize <= size ) |
| return 0; |
| ind = (struct tgsi_ind_register *) &tokens[size]; |
| size++; |
| |
| *ind = tgsi_build_ind_register( |
| reg->DimIndirect.File, |
| reg->DimIndirect.Swizzle, |
| reg->DimIndirect.Index, |
| reg->DimIndirect.ArrayID, |
| instruction, |
| header ); |
| } |
| } |
| } |
| |
| for( i = 0; i < full_inst->Instruction.NumSrcRegs; i++ ) { |
| const struct tgsi_full_src_register *reg = &full_inst->Src[i]; |
| struct tgsi_src_register *src_register; |
| |
| if( maxsize <= size ) |
| return 0; |
| src_register = (struct tgsi_src_register *) &tokens[size]; |
| size++; |
| |
| *src_register = tgsi_build_src_register( |
| reg->Register.File, |
| reg->Register.SwizzleX, |
| reg->Register.SwizzleY, |
| reg->Register.SwizzleZ, |
| reg->Register.SwizzleW, |
| reg->Register.Negate, |
| reg->Register.Absolute, |
| reg->Register.Indirect, |
| reg->Register.Dimension, |
| reg->Register.Index, |
| instruction, |
| header ); |
| |
| if( reg->Register.Indirect ) { |
| struct tgsi_ind_register *ind; |
| |
| if( maxsize <= size ) |
| return 0; |
| ind = (struct tgsi_ind_register *) &tokens[size]; |
| size++; |
| |
| *ind = tgsi_build_ind_register( |
| reg->Indirect.File, |
| reg->Indirect.Swizzle, |
| reg->Indirect.Index, |
| reg->Indirect.ArrayID, |
| instruction, |
| header ); |
| } |
| |
| if( reg->Register.Dimension ) { |
| struct tgsi_dimension *dim; |
| |
| assert( !reg->Dimension.Dimension ); |
| |
| if( maxsize <= size ) |
| return 0; |
| dim = (struct tgsi_dimension *) &tokens[size]; |
| size++; |
| |
| *dim = tgsi_build_dimension( |
| reg->Dimension.Indirect, |
| reg->Dimension.Index, |
| instruction, |
| header ); |
| |
| if( reg->Dimension.Indirect ) { |
| struct tgsi_ind_register *ind; |
| |
| if( maxsize <= size ) |
| return 0; |
| ind = (struct tgsi_ind_register *) &tokens[size]; |
| size++; |
| |
| *ind = tgsi_build_ind_register( |
| reg->DimIndirect.File, |
| reg->DimIndirect.Swizzle, |
| reg->DimIndirect.Index, |
| reg->DimIndirect.ArrayID, |
| instruction, |
| header ); |
| } |
| } |
| } |
| |
| return size; |
| } |
| |
| static struct tgsi_property |
| tgsi_default_property( void ) |
| { |
| struct tgsi_property property; |
| |
| property.Type = TGSI_TOKEN_TYPE_PROPERTY; |
| property.NrTokens = 1; |
| property.PropertyName = TGSI_PROPERTY_GS_INPUT_PRIM; |
| property.Padding = 0; |
| |
| return property; |
| } |
| |
| static struct tgsi_property |
| tgsi_build_property(unsigned property_name, |
| struct tgsi_header *header) |
| { |
| struct tgsi_property property; |
| |
| property = tgsi_default_property(); |
| property.PropertyName = property_name; |
| |
| header_bodysize_grow( header ); |
| |
| return property; |
| } |
| |
| |
| struct tgsi_full_property |
| tgsi_default_full_property( void ) |
| { |
| struct tgsi_full_property full_property; |
| |
| full_property.Property = tgsi_default_property(); |
| memset(full_property.u, 0, |
| sizeof(struct tgsi_property_data) * 8); |
| |
| return full_property; |
| } |
| |
| static void |
| property_grow( |
| struct tgsi_property *property, |
| struct tgsi_header *header ) |
| { |
| assert( property->NrTokens < 0xFF ); |
| |
| property->NrTokens++; |
| |
| header_bodysize_grow( header ); |
| } |
| |
| static struct tgsi_property_data |
| tgsi_build_property_data( |
| unsigned value, |
| struct tgsi_property *property, |
| struct tgsi_header *header ) |
| { |
| struct tgsi_property_data property_data; |
| |
| property_data.Data = value; |
| |
| property_grow( property, header ); |
| |
| return property_data; |
| } |
| |
| unsigned |
| tgsi_build_full_property( |
| const struct tgsi_full_property *full_prop, |
| struct tgsi_token *tokens, |
| struct tgsi_header *header, |
| unsigned maxsize ) |
| { |
| unsigned size = 0, i; |
| struct tgsi_property *property; |
| |
| if( maxsize <= size ) |
| return 0; |
| property = (struct tgsi_property *) &tokens[size]; |
| size++; |
| |
| *property = tgsi_build_property( |
| full_prop->Property.PropertyName, |
| header ); |
| |
| assert( full_prop->Property.NrTokens <= 8 + 1 ); |
| |
| for( i = 0; i < full_prop->Property.NrTokens - 1; i++ ) { |
| struct tgsi_property_data *data; |
| |
| if( maxsize <= size ) |
| return 0; |
| data = (struct tgsi_property_data *) &tokens[size]; |
| size++; |
| |
| *data = tgsi_build_property_data( |
| full_prop->u[i].Data, |
| property, |
| header ); |
| } |
| |
| return size; |
| } |
| |
| struct tgsi_full_src_register |
| tgsi_full_src_register_from_dst(const struct tgsi_full_dst_register *dst) |
| { |
| struct tgsi_full_src_register src; |
| src.Register = tgsi_default_src_register(); |
| src.Register.File = dst->Register.File; |
| src.Register.Indirect = dst->Register.Indirect; |
| src.Register.Dimension = dst->Register.Dimension; |
| src.Register.Index = dst->Register.Index; |
| src.Indirect = dst->Indirect; |
| src.Dimension = dst->Dimension; |
| src.DimIndirect = dst->DimIndirect; |
| return src; |
| } |
