diff options
Diffstat (limited to 'src/gallium/drivers/r300')
| -rw-r--r-- | src/gallium/drivers/r300/Makefile | 1 | ||||
| -rw-r--r-- | src/gallium/drivers/r300/r300_context.h | 22 | ||||
| -rw-r--r-- | src/gallium/drivers/r300/r300_state_shader.c | 5 | ||||
| -rw-r--r-- | src/gallium/drivers/r300/r300_state_tcl.c | 196 | ||||
| -rw-r--r-- | src/gallium/drivers/r300/r300_state_tcl.h | 72 |
5 files changed, 293 insertions, 3 deletions
diff --git a/src/gallium/drivers/r300/Makefile b/src/gallium/drivers/r300/Makefile index 0e4e1155325..9330c286d2b 100644 --- a/src/gallium/drivers/r300/Makefile +++ b/src/gallium/drivers/r300/Makefile @@ -16,6 +16,7 @@ C_SOURCES = \ r300_state_derived.c \ r300_state_invariant.c \ r300_state_shader.c \ + r300_state_tcl.c \ r300_surface.c \ r300_swtcl_emit.c \ r300_texture.c diff --git a/src/gallium/drivers/r300/r300_context.h b/src/gallium/drivers/r300/r300_context.h index ed6480bea79..0ca445c0918 100644 --- a/src/gallium/drivers/r300/r300_context.h +++ b/src/gallium/drivers/r300/r300_context.h @@ -231,6 +231,26 @@ struct r300_vertex_format { int tab[16]; }; +struct r300_vertex_shader { + /* Parent class */ + struct pipe_shader_state state; + struct tgsi_shader_info info; + + /* Has this shader been translated yet? */ + boolean translated; + + /* Number of used instructions */ + int instruction_count; + + /* Machine instructions */ + struct { + uint32_t inst0; + uint32_t inst1; + uint32_t inst2; + uint32_t inst3; + } instructions[128]; /*< XXX magic number */ +}; + struct r300_context { /* Parent class */ struct pipe_context context; @@ -270,6 +290,8 @@ struct r300_context { int vertex_buffer_count; /* Vertex information. */ struct r300_vertex_format vertex_info; + /* Vertex shader. */ + struct r300_vertex_shader* vs; /* Viewport state. */ struct r300_viewport_state* viewport_state; /* Bitmask of dirty state objects. */ diff --git a/src/gallium/drivers/r300/r300_state_shader.c b/src/gallium/drivers/r300/r300_state_shader.c index 5dc7266f9b1..1b02239ee76 100644 --- a/src/gallium/drivers/r300/r300_state_shader.c +++ b/src/gallium/drivers/r300/r300_state_shader.c @@ -623,15 +623,14 @@ void r300_translate_fragment_shader(struct r300_context* r300, } break; } - } - debug_printf("r300: %d texs and %d colors, first free reg is %d\n", + debug_printf("r300: fs: %d texs and %d colors, first free reg is %d\n", assembler->tex_count, assembler->color_count, assembler->tex_count + assembler->color_count); consts->count = consts->user_count + assembler->imm_count; - debug_printf("r300: %d total constants, " + debug_printf("r300: fs: %d total constants, " "%d from user and %d from immediates\n", consts->count, consts->user_count, assembler->imm_count); r300_fs_finalize(fs, assembler); diff --git a/src/gallium/drivers/r300/r300_state_tcl.c b/src/gallium/drivers/r300/r300_state_tcl.c new file mode 100644 index 00000000000..ddf43604b9a --- /dev/null +++ b/src/gallium/drivers/r300/r300_state_tcl.c @@ -0,0 +1,196 @@ +/* + * Copyright 2009 Corbin Simpson <[email protected]> + * + * 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 + * on 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 + * THE AUTHOR(S) AND/OR THEIR 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 "r300_state_tcl.h" + +static void r300_vs_declare(struct r300_vs_asm* assembler, + struct tgsi_full_declaration* decl) +{ + switch (decl->Declaration.File) { + case TGSI_FILE_INPUT: + switch (decl->Semantic.SemanticName) { + case TGSI_SEMANTIC_COLOR: + assembler->color_count++; + break; + case TGSI_SEMANTIC_GENERIC: + assembler->tex_count++; + break; + default: + debug_printf("r300: vs: Bad semantic declaration %d\n", + decl->Semantic.SemanticName); + break; + } + break; + case TGSI_FILE_OUTPUT: + case TGSI_FILE_CONSTANT: + break; + case TGSI_FILE_TEMPORARY: + assembler->temp_count++; + break; + default: + debug_printf("r300: vs: Bad file %d\n", decl->Declaration.File); + break; + } + + assembler->temp_offset = assembler->color_count + assembler->tex_count; +} + +static INLINE unsigned r300_vs_src(struct r300_vs_asm* assembler, + struct tgsi_src_register* src) +{ + switch (src->File) { + case TGSI_FILE_NULL: + return 0; + case TGSI_FILE_INPUT: + /* XXX may be wrong */ + return src->Index; + break; + case TGSI_FILE_TEMPORARY: + return src->Index + assembler->temp_offset; + break; + case TGSI_FILE_IMMEDIATE: + return (src->Index + assembler->imm_offset) | (1 << 8); + break; + case TGSI_FILE_CONSTANT: + /* XXX magic */ + return src->Index | (1 << 8); + break; + default: + debug_printf("r300: vs: Unimplemented src %d\n", src->File); + break; + } + return 0; +} + +static INLINE unsigned r300_vs_dst(struct r300_vs_asm* assembler, + struct tgsi_dst_register* dst) +{ + switch (dst->File) { + case TGSI_FILE_NULL: + /* This happens during KIL instructions. */ + return 0; + break; + case TGSI_FILE_OUTPUT: + return 0; + break; + case TGSI_FILE_TEMPORARY: + return dst->Index + assembler->temp_offset; + break; + default: + debug_printf("r300: vs: Unimplemented dst %d\n", dst->File); + break; + } + return 0; +} + +static void r300_vs_emit_inst(struct r300_vertex_shader* vs, + struct r300_vs_asm* assembler, + struct tgsi_full_src_register* src, + struct tgsi_full_dst_register* dst) +{ + int i = vs->instruction_count; + vs->instructions[i].inst0 = R300_PVS_DST_OPCODE(R300_VE_ADD) | + R300_PVS_DST_REG_TYPE(R300_PVS_DST_REG_OUT) | + R300_PVS_DST_OFFSET(dst->DstRegister.Index); +} + +static void r300_vs_instruction(struct r300_vertex_shader* vs, + struct r300_vs_asm* assembler, + struct tgsi_full_instruction* inst) +{ + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_MOV: + r300_vs_emit_inst(vs, assembler, inst->FullSrcRegisters, + &inst->FullDstRegisters[0]); + break; + case TGSI_OPCODE_END: + break; + default: + debug_printf("r300: vs: Bad opcode %d\n", + inst->Instruction.Opcode); + break; + } +} + +void r300_translate_vertex_shader(struct r300_context* r300, + struct r300_vertex_shader* vs) +{ + struct tgsi_parse_context parser; + int i; + struct r300_constant_buffer* consts = + &r300->shader_constants[PIPE_SHADER_VERTEX]; + + struct r300_vs_asm* assembler = CALLOC_STRUCT(r300_vs_asm); + if (assembler == NULL) { + return; + } + /* Setup starting offset for immediates. */ + assembler->imm_offset = consts->user_count; + + tgsi_parse_init(&parser, vs->state.tokens); + + while (!tgsi_parse_end_of_tokens(&parser)) { + tgsi_parse_token(&parser); + + /* This is seriously the lamest way to create fragment programs ever. + * I blame TGSI. */ + switch (parser.FullToken.Token.Type) { + case TGSI_TOKEN_TYPE_DECLARATION: + /* Allocated registers sitting at the beginning + * of the program. */ + r300_vs_declare(assembler, &parser.FullToken.FullDeclaration); + break; + case TGSI_TOKEN_TYPE_IMMEDIATE: + debug_printf("r300: Emitting immediate to constant buffer, " + "position %d\n", + assembler->imm_offset + assembler->imm_count); + /* I am not amused by the length of these. */ + for (i = 0; i < 4; i++) { + consts->constants[assembler->imm_offset + + assembler->imm_count][i] = + parser.FullToken.FullImmediate.u.ImmediateFloat32[i] + .Float; + } + assembler->imm_count++; + break; + case TGSI_TOKEN_TYPE_INSTRUCTION: + r300_vs_instruction(vs, assembler, + &parser.FullToken.FullInstruction); + break; + } + } + + debug_printf("r300: vs: %d texs and %d colors, first free reg is %d\n", + assembler->tex_count, assembler->color_count, + assembler->tex_count + assembler->color_count); + + consts->count = consts->user_count + assembler->imm_count; + debug_printf("r300: vs: %d total constants, " + "%d from user and %d from immediates\n", consts->count, + consts->user_count, assembler->imm_count); + + tgsi_dump(vs->state.tokens); + /* XXX finish r300 vertex shader dumper */ + + tgsi_parse_free(&parser); + FREE(assembler); +} diff --git a/src/gallium/drivers/r300/r300_state_tcl.h b/src/gallium/drivers/r300/r300_state_tcl.h new file mode 100644 index 00000000000..54900cc191a --- /dev/null +++ b/src/gallium/drivers/r300/r300_state_tcl.h @@ -0,0 +1,72 @@ +/* + * Copyright 2009 Corbin Simpson <[email protected]> + * + * 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 + * on 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 + * THE AUTHOR(S) AND/OR THEIR 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. */ + +#ifndef R300_STATE_TCL_H +#define R300_STATE_TCL_H + +#include "tgsi/tgsi_parse.h" + +#include "r300_context.h" +#include "r300_debug.h" +#include "r300_reg.h" +#include "r300_screen.h" + +/* XXX get these to r300_reg */ +#define R300_PVS_DST_OPCODE(x) ((x) << 0) +# define R300_VE_ADD 3 +#define R300_PVS_DST_REG_TYPE(x) ((x) << 8) +# define R300_PVS_DST_REG_TEMPORARY 0 +# define R300_PVS_DST_REG_A0 1 +# define R300_PVS_DST_REG_OUT 2 +# define R300_PVS_DST_REG_OUT_REPL_X 3 +# define R300_PVS_DST_REG_ALT_TEMPORARY 4 +# define R300_PVS_DST_REG_INPUT 5 +#define R300_PVS_DST_OFFSET(x) ((x) << 13) +#define R300_PVS_DST_WE_SHIFT 20 + +/* Temporary struct used to hold assembly state while putting together + * fragment programs. */ +struct r300_vs_asm { + /* Pipe context. */ + struct r300_context* r300; + /* Number of colors. */ + unsigned color_count; + /* Number of texcoords. */ + unsigned tex_count; + /* Offset for temporary registers. Inputs and temporaries have no + * distinguishing markings, so inputs start at 0 and the first usable + * temporary register is after all inputs. */ + unsigned temp_offset; + /* Number of requested temporary registers. */ + unsigned temp_count; + /* Offset for immediate constants. Neither R300 nor R500 can do four + * inline constants per source, so instead we copy immediates into the + * constant buffer. */ + unsigned imm_offset; + /* Number of immediate constants. */ + unsigned imm_count; +}; + +void r300_translate_vertex_shader(struct r300_context* r300, + struct r300_vertex_shader* vs); + +#endif /* R300_STATE_TCL_H */ |