diff options
author | Keith Whitwell <keith@tungstengraphics.com> | 2008-09-11 16:05:15 +0100 |
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committer | Keith Whitwell <keith@tungstengraphics.com> | 2008-09-11 16:05:15 +0100 |
commit | 0397b2bb41b0f337af2949a15bcd7d0e7e8a7dc1 (patch) | |
tree | 732c93d74ed806942a13bf15575a61aa4f001253 /src/gallium/auxiliary/tgsi/tgsi_parse.c | |
parent | 80af50b35b5a4e8890e15b28940576f8a1ac1476 (diff) | |
parent | e6887a5752774c18cf527477fdd3e57e4893ff3b (diff) |
Merge branch 'gallium-0.1' into gallium-0.2
A first attempt at moving gallium onto a branch directly off master...
It will be interesting to see how much work this takes to get running.
Have resolved the conflicts semi-arbitarily, not compiled or tested.
Conflicts:
.gitignore
Makefile
configs/config.mgw
configs/darwin
configs/darwin-x86ppc
configs/default
configs/freebsd-dri
configs/linux-dri
configs/linux-dri-xcb
configs/linux-fbdev
configs/linux-static
configs/linux-x86-64-static
configs/linux-x86-static
doxygen/Makefile
include/GL/gl.h
progs/demos/Makefile
progs/demos/descrip.mms
progs/demos/texenv.c
progs/egl/.gitignore
progs/egl/Makefile
progs/glsl/.gitignore
progs/glsl/Makefile
progs/glsl/convolutions.c
progs/samples/Makefile.mgw
progs/tests/.gitignore
progs/trivial/.gitignore
progs/trivial/point-param.c
progs/trivial/tri.c
progs/xdemos/.gitignore
progs/xdemos/glthreads.c
src/egl/drivers/demo/Makefile
src/egl/drivers/dri/Makefile
src/egl/main/Makefile
src/glu/Makefile
src/glu/sgi/Makefile
src/glu/sgi/Makefile.mgw
src/glut/glx/Makefile.mgw
src/glut/os2/WarpWin.cpp
src/glut/os2/glut_cindex.cpp
src/glut/os2/glut_gamemode.cpp
src/glut/os2/glut_win.cpp
src/glut/os2/glut_winmisc.cpp
src/glut/os2/os2_glx.cpp
src/glut/os2/os2_menu.cpp
src/glut/os2/os2_winproc.cpp
src/glw/Makefile
src/glx/x11/dri_glx.c
src/glx/x11/glxext.c
src/mesa/Makefile
src/mesa/Makefile.mgw
src/mesa/descrip.mms
src/mesa/drivers/beos/Makefile
src/mesa/drivers/common/descrip.mms
src/mesa/drivers/common/driverfuncs.c
src/mesa/drivers/directfb/Makefile
src/mesa/drivers/dri/Makefile.template
src/mesa/drivers/dri/common/dri_bufmgr.c
src/mesa/drivers/dri/common/dri_bufmgr.h
src/mesa/drivers/dri/common/dri_util.c
src/mesa/drivers/dri/common/extension_helper.h
src/mesa/drivers/dri/common/mmio.h
src/mesa/drivers/dri/common/utils.c
src/mesa/drivers/dri/common/utils.h
src/mesa/drivers/dri/glcore/Makefile
src/mesa/drivers/dri/i810/i810screen.c
src/mesa/drivers/dri/i915/intel_ioctl.c
src/mesa/drivers/dri/i915/intel_ioctl.h
src/mesa/drivers/dri/i915/intel_screen.c
src/mesa/drivers/dri/i915/server/i830_common.h
src/mesa/drivers/dri/i915/server/i830_dri.h
src/mesa/drivers/dri/i965/intel_screen.c
src/mesa/drivers/dri/i965/server/i830_common.h
src/mesa/drivers/dri/i965/server/i830_dri.h
src/mesa/drivers/dri/mach64/mach64_screen.c
src/mesa/drivers/dri/nouveau/nouveau_context.h
src/mesa/drivers/dri/nouveau/nouveau_fifo.c
src/mesa/drivers/dri/nouveau/nouveau_fifo.h
src/mesa/drivers/dri/nouveau/nouveau_screen.c
src/mesa/drivers/dri/nouveau/nouveau_screen.h
src/mesa/drivers/dri/r128/r128_tex.h
src/mesa/drivers/dri/savage/savageioctl.h
src/mesa/drivers/fbdev/Makefile
src/mesa/drivers/osmesa/Makefile
src/mesa/drivers/osmesa/descrip.mms
src/mesa/drivers/x11/Makefile
src/mesa/drivers/x11/descrip.mms
src/mesa/drivers/x11/xm_dd.c
src/mesa/glapi/glapi.c
src/mesa/glapi/glthread.c
src/mesa/main/api_validate.c
src/mesa/main/attrib.c
src/mesa/main/bufferobj.c
src/mesa/main/bufferobj.h
src/mesa/main/buffers.c
src/mesa/main/config.h
src/mesa/main/context.c
src/mesa/main/descrip.mms
src/mesa/main/drawpix.c
src/mesa/main/enums.c
src/mesa/main/fbobject.c
src/mesa/main/glheader.h
src/mesa/main/imports.c
src/mesa/main/mipmap.c
src/mesa/main/mm.c
src/mesa/main/mm.h
src/mesa/main/mtypes.h
src/mesa/main/points.c
src/mesa/main/sources
src/mesa/main/state.c
src/mesa/main/texcompress_fxt1.c
src/mesa/main/texenvprogram.c
src/mesa/main/texobj.c
src/mesa/main/texstate.c
src/mesa/main/texstore.c
src/mesa/math/descrip.mms
src/mesa/shader/arbprogram.c
src/mesa/shader/descrip.mms
src/mesa/shader/prog_execute.c
src/mesa/shader/prog_statevars.c
src/mesa/shader/prog_statevars.h
src/mesa/shader/prog_uniform.c
src/mesa/shader/program.c
src/mesa/shader/program.h
src/mesa/shader/shader_api.c
src/mesa/shader/slang/descrip.mms
src/mesa/shader/slang/library/slang_vertex_builtin_gc.h
src/mesa/sources
src/mesa/swrast/descrip.mms
src/mesa/swrast/s_drawpix.c
src/mesa/swrast/s_fragprog.c
src/mesa/swrast/s_readpix.c
src/mesa/swrast/s_span.c
src/mesa/swrast_setup/descrip.mms
src/mesa/tnl/descrip.mms
src/mesa/tnl/t_context.h
src/mesa/tnl/t_vp_build.c
src/mesa/tnl/tnl.h
src/mesa/vbo/descrip.mms
src/mesa/vbo/vbo_context.c
src/mesa/vbo/vbo_exec_array.c
src/mesa/x86-64/xform4.S
src/mesa/x86/rtasm/x86sse.c
src/mesa/x86/rtasm/x86sse.h
windows/VC6/progs/glut/glut.dsp
windows/VC7/mesa/gdi/gdi.vcproj
windows/VC7/mesa/glu/glu.vcproj
windows/VC7/mesa/mesa.sln
windows/VC7/mesa/mesa/mesa.vcproj
windows/VC7/mesa/osmesa/osmesa.vcproj
windows/VC7/progs/glut/glut.vcproj
windows/VC8/mesa/gdi/gdi.vcproj
windows/VC8/mesa/glu/glu.vcproj
windows/VC8/mesa/mesa.sln
windows/VC8/mesa/mesa/mesa.vcproj
windows/VC8/progs/glut/glut.vcproj
Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_parse.c')
-rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_parse.c | 332 |
1 files changed, 332 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_parse.c b/src/gallium/auxiliary/tgsi/tgsi_parse.c new file mode 100644 index 0000000000..3757486ba9 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_parse.c @@ -0,0 +1,332 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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 TUNGSTEN GRAPHICS 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 "pipe/p_debug.h" +#include "pipe/p_shader_tokens.h" +#include "tgsi_parse.h" +#include "tgsi_build.h" +#include "util/u_memory.h" + +void +tgsi_full_token_init( + union tgsi_full_token *full_token ) +{ + full_token->Token.Type = TGSI_TOKEN_TYPE_DECLARATION; +} + +void +tgsi_full_token_free( + union tgsi_full_token *full_token ) +{ + if( full_token->Token.Type == TGSI_TOKEN_TYPE_IMMEDIATE ) { + FREE( (void *) full_token->FullImmediate.u.Pointer ); + } +} + +unsigned +tgsi_parse_init( + struct tgsi_parse_context *ctx, + const struct tgsi_token *tokens ) +{ + ctx->FullVersion.Version = *(struct tgsi_version *) &tokens[0]; + if( ctx->FullVersion.Version.MajorVersion > 1 ) { + return TGSI_PARSE_ERROR; + } + + ctx->FullHeader.Header = *(struct tgsi_header *) &tokens[1]; + if( ctx->FullHeader.Header.HeaderSize >= 2 ) { + ctx->FullHeader.Processor = *(struct tgsi_processor *) &tokens[2]; + } + else { + ctx->FullHeader.Processor = tgsi_default_processor(); + } + + ctx->Tokens = tokens; + ctx->Position = 1 + ctx->FullHeader.Header.HeaderSize; + + tgsi_full_token_init( &ctx->FullToken ); + + return TGSI_PARSE_OK; +} + +void +tgsi_parse_free( + struct tgsi_parse_context *ctx ) +{ + tgsi_full_token_free( &ctx->FullToken ); +} + +boolean +tgsi_parse_end_of_tokens( + struct tgsi_parse_context *ctx ) +{ + return ctx->Position >= + 1 + ctx->FullHeader.Header.HeaderSize + ctx->FullHeader.Header.BodySize; +} + +static void +next_token( + struct tgsi_parse_context *ctx, + void *token ) +{ + assert( !tgsi_parse_end_of_tokens( ctx ) ); + + *(struct tgsi_token *) token = ctx->Tokens[ctx->Position++]; +} + +void +tgsi_parse_token( + struct tgsi_parse_context *ctx ) +{ + struct tgsi_token token; + unsigned i; + + tgsi_full_token_free( &ctx->FullToken ); + tgsi_full_token_init( &ctx->FullToken ); + + next_token( ctx, &token ); + + switch( token.Type ) { + case TGSI_TOKEN_TYPE_DECLARATION: + { + struct tgsi_full_declaration *decl = &ctx->FullToken.FullDeclaration; + + *decl = tgsi_default_full_declaration(); + decl->Declaration = *(struct tgsi_declaration *) &token; + + next_token( ctx, &decl->DeclarationRange ); + + if( decl->Declaration.Semantic ) { + next_token( ctx, &decl->Semantic ); + } + + break; + } + + case TGSI_TOKEN_TYPE_IMMEDIATE: + { + struct tgsi_full_immediate *imm = &ctx->FullToken.FullImmediate; + + *imm = tgsi_default_full_immediate(); + imm->Immediate = *(struct tgsi_immediate *) &token; + + assert( !imm->Immediate.Extended ); + + switch (imm->Immediate.DataType) { + case TGSI_IMM_FLOAT32: + imm->u.Pointer = MALLOC( + sizeof( struct tgsi_immediate_float32 ) * (imm->Immediate.Size - 1) ); + for( i = 0; i < imm->Immediate.Size - 1; i++ ) { + next_token( ctx, (struct tgsi_immediate_float32 *) &imm->u.ImmediateFloat32[i] ); + } + break; + + default: + assert( 0 ); + } + + break; + } + + case TGSI_TOKEN_TYPE_INSTRUCTION: + { + struct tgsi_full_instruction *inst = &ctx->FullToken.FullInstruction; + unsigned extended; + + *inst = tgsi_default_full_instruction(); + inst->Instruction = *(struct tgsi_instruction *) &token; + + extended = inst->Instruction.Extended; + + while( extended ) { + struct tgsi_src_register_ext token; + + next_token( ctx, &token ); + + switch( token.Type ) { + case TGSI_INSTRUCTION_EXT_TYPE_NV: + inst->InstructionExtNv = + *(struct tgsi_instruction_ext_nv *) &token; + break; + + case TGSI_INSTRUCTION_EXT_TYPE_LABEL: + inst->InstructionExtLabel = + *(struct tgsi_instruction_ext_label *) &token; + break; + + case TGSI_INSTRUCTION_EXT_TYPE_TEXTURE: + inst->InstructionExtTexture = + *(struct tgsi_instruction_ext_texture *) &token; + break; + + default: + assert( 0 ); + } + + extended = token.Extended; + } + + assert( inst->Instruction.NumDstRegs <= TGSI_FULL_MAX_DST_REGISTERS ); + + for( i = 0; i < inst->Instruction.NumDstRegs; i++ ) { + unsigned extended; + + next_token( ctx, &inst->FullDstRegisters[i].DstRegister ); + + /* + * No support for indirect or multi-dimensional addressing. + */ + assert( !inst->FullDstRegisters[i].DstRegister.Indirect ); + assert( !inst->FullDstRegisters[i].DstRegister.Dimension ); + + extended = inst->FullDstRegisters[i].DstRegister.Extended; + + while( extended ) { + struct tgsi_src_register_ext token; + + next_token( ctx, &token ); + + switch( token.Type ) { + case TGSI_DST_REGISTER_EXT_TYPE_CONDCODE: + inst->FullDstRegisters[i].DstRegisterExtConcode = + *(struct tgsi_dst_register_ext_concode *) &token; + break; + + case TGSI_DST_REGISTER_EXT_TYPE_MODULATE: + inst->FullDstRegisters[i].DstRegisterExtModulate = + *(struct tgsi_dst_register_ext_modulate *) &token; + break; + + default: + assert( 0 ); + } + + extended = token.Extended; + } + } + + assert( inst->Instruction.NumSrcRegs <= TGSI_FULL_MAX_SRC_REGISTERS ); + + for( i = 0; i < inst->Instruction.NumSrcRegs; i++ ) { + unsigned extended; + + next_token( ctx, &inst->FullSrcRegisters[i].SrcRegister ); + + extended = inst->FullSrcRegisters[i].SrcRegister.Extended; + + while( extended ) { + struct tgsi_src_register_ext token; + + next_token( ctx, &token ); + + switch( token.Type ) { + case TGSI_SRC_REGISTER_EXT_TYPE_SWZ: + inst->FullSrcRegisters[i].SrcRegisterExtSwz = + *(struct tgsi_src_register_ext_swz *) &token; + break; + + case TGSI_SRC_REGISTER_EXT_TYPE_MOD: + inst->FullSrcRegisters[i].SrcRegisterExtMod = + *(struct tgsi_src_register_ext_mod *) &token; + break; + + default: + assert( 0 ); + } + + extended = token.Extended; + } + + if( inst->FullSrcRegisters[i].SrcRegister.Indirect ) { + next_token( ctx, &inst->FullSrcRegisters[i].SrcRegisterInd ); + + /* + * No support for indirect or multi-dimensional addressing. + */ + assert( !inst->FullSrcRegisters[i].SrcRegisterInd.Indirect ); + assert( !inst->FullSrcRegisters[i].SrcRegisterInd.Dimension ); + assert( !inst->FullSrcRegisters[i].SrcRegisterInd.Extended ); + } + + if( inst->FullSrcRegisters[i].SrcRegister.Dimension ) { + next_token( ctx, &inst->FullSrcRegisters[i].SrcRegisterDim ); + + /* + * No support for multi-dimensional addressing. + */ + assert( !inst->FullSrcRegisters[i].SrcRegisterDim.Dimension ); + assert( !inst->FullSrcRegisters[i].SrcRegisterDim.Extended ); + + if( inst->FullSrcRegisters[i].SrcRegisterDim.Indirect ) { + next_token( ctx, &inst->FullSrcRegisters[i].SrcRegisterDimInd ); + + /* + * No support for indirect or multi-dimensional addressing. + */ + assert( !inst->FullSrcRegisters[i].SrcRegisterInd.Indirect ); + assert( !inst->FullSrcRegisters[i].SrcRegisterInd.Dimension ); + assert( !inst->FullSrcRegisters[i].SrcRegisterInd.Extended ); + } + } + } + + break; + } + + default: + assert( 0 ); + } +} + + +unsigned +tgsi_num_tokens(const struct tgsi_token *tokens) +{ + struct tgsi_parse_context ctx; + if (tgsi_parse_init(&ctx, tokens) == TGSI_PARSE_OK) { + unsigned len = (ctx.FullHeader.Header.HeaderSize + + ctx.FullHeader.Header.BodySize + + 1); + return len; + } + return 0; +} + + +/** + * Make a new copy of a token array. + */ +struct tgsi_token * +tgsi_dup_tokens(const struct tgsi_token *tokens) +{ + unsigned n = tgsi_num_tokens(tokens); + unsigned bytes = n * sizeof(struct tgsi_token); + struct tgsi_token *new_tokens = (struct tgsi_token *) MALLOC(bytes); + if (new_tokens) + memcpy(new_tokens, tokens, bytes); + return new_tokens; +} |