diff options
Diffstat (limited to 'mesalib/src/mesa/program/program_parser.h')
-rw-r--r-- | mesalib/src/mesa/program/program_parser.h | 601 |
1 files changed, 299 insertions, 302 deletions
diff --git a/mesalib/src/mesa/program/program_parser.h b/mesalib/src/mesa/program/program_parser.h index be952d4b9..ff2f4f25f 100644 --- a/mesalib/src/mesa/program/program_parser.h +++ b/mesalib/src/mesa/program/program_parser.h @@ -1,302 +1,299 @@ -/* - * Copyright © 2009 Intel Corporation - * - * 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, sublicense, - * 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 NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS 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. - */ -#pragma once - -#include "main/config.h" - -#ifndef MTYPES_H -struct __GLcontextRec; -typedef struct __GLcontextRec GLcontext; -#endif - -enum asm_type { - at_none, - at_address, - at_attrib, - at_param, - at_temp, - at_output -}; - -struct asm_symbol { - struct asm_symbol *next; /**< List linkage for freeing. */ - const char *name; - enum asm_type type; - unsigned attrib_binding; - unsigned output_binding; /**< Output / result register number. */ - - /** - * One of PROGRAM_STATE_VAR, PROGRAM_LOCAL_PARAM, or PROGRAM_ENV_PARAM. - */ - unsigned param_binding_type; - - /** - * Offset into the program_parameter_list where the tokens representing our - * bound state (or constants) start. - */ - unsigned param_binding_begin; - - /** - * Constants put into the parameter list may be swizzled. This - * field contain's the symbol's swizzle. (SWIZZLE_X/Y/Z/W) - */ - unsigned param_binding_swizzle; - - /* This is how many entries in the program_parameter_list we take up - * with our state tokens or constants. Note that this is _not_ the same as - * the number of param registers we eventually use. - */ - unsigned param_binding_length; - - /** - * Index of the temp register assigned to this variable. - */ - unsigned temp_binding; - - /** - * Flag whether or not a PARAM is an array - */ - unsigned param_is_array:1; - - - /** - * Flag whether or not a PARAM array is accessed indirectly - */ - unsigned param_accessed_indirectly:1; - - - /** - * \brief Is first pass of parameter layout done with this variable? - * - * The parameter layout routine operates in two passes. This flag tracks - * whether or not the first pass has handled this variable. - * - * \sa _mesa_layout_parameters - */ - unsigned pass1_done:1; -}; - - -struct asm_vector { - unsigned count; - float data[4]; -}; - - -struct asm_swizzle_mask { - unsigned swizzle:12; - unsigned mask:4; -}; - - -struct asm_src_register { - struct prog_src_register Base; - - /** - * Symbol associated with indirect access to parameter arrays. - * - * If \c Base::RelAddr is 1, this will point to the symbol for the parameter - * that is being dereferenced. Further, \c Base::Index will be the offset - * from the address register being used. - */ - struct asm_symbol *Symbol; -}; - - -struct asm_instruction { - struct prog_instruction Base; - struct asm_instruction *next; - struct asm_src_register SrcReg[3]; -}; - - -struct asm_parser_state { - GLcontext *ctx; - struct gl_program *prog; - - /** - * Per-program target limits - */ - struct gl_program_constants *limits; - - struct _mesa_symbol_table *st; - - /** - * Linked list of symbols - * - * This list is \b only used when cleaning up compiler state and freeing - * memory. - */ - struct asm_symbol *sym; - - /** - * State for the lexer. - */ - void *scanner; - - /** - * Linked list of instructions generated during parsing. - */ - /*@{*/ - struct asm_instruction *inst_head; - struct asm_instruction *inst_tail; - /*@}*/ - - - /** - * Selected limits copied from gl_constants - * - * These are limits from the GL context, but various bits in the program - * must be validated against these values. - */ - /*@{*/ - unsigned MaxTextureCoordUnits; - unsigned MaxTextureImageUnits; - unsigned MaxTextureUnits; - unsigned MaxClipPlanes; - unsigned MaxLights; - unsigned MaxProgramMatrices; - /*@}*/ - - /** - * Value to use in state vector accessors for environment and local - * parameters - */ - unsigned state_param_enum; - - - /** - * Input attributes bound to specific names - * - * This is only needed so that errors can be properly produced when - * multiple ATTRIB statements bind illegal combinations of vertex - * attributes. - */ - unsigned InputsBound; - - enum { - invalid_mode = 0, - ARB_vertex, - ARB_fragment - } mode; - - struct { - unsigned PositionInvariant:1; - unsigned Fog:2; - unsigned PrecisionHint:2; - unsigned DrawBuffers:1; - unsigned Shadow:1; - unsigned TexRect:1; - unsigned TexArray:1; - unsigned NV_fragment:1; - unsigned OriginUpperLeft:1; - unsigned PixelCenterInteger:1; - } option; - - struct { - unsigned UsesKill:1; - } fragment; -}; - -#define OPTION_NONE 0 -#define OPTION_FOG_EXP 1 -#define OPTION_FOG_EXP2 2 -#define OPTION_FOG_LINEAR 3 -#define OPTION_NICEST 1 -#define OPTION_FASTEST 2 - -typedef struct YYLTYPE { - int first_line; - int first_column; - int last_line; - int last_column; - int position; -} YYLTYPE; - -#define YYLTYPE_IS_DECLARED 1 -#define YYLTYPE_IS_TRIVIAL 1 - - -extern GLboolean _mesa_parse_arb_program(GLcontext *ctx, GLenum target, - const GLubyte *str, GLsizei len, struct asm_parser_state *state); - - - -/* From program_lexer.l. */ -extern void _mesa_program_lexer_dtor(void *scanner); - -extern void _mesa_program_lexer_ctor(void **scanner, - struct asm_parser_state *state, const char *string, size_t len); - - -/** - *\name From program_parse_extra.c - */ -/*@{*/ - -/** - * Parses and processes an option string to an ARB vertex program - * - * \return - * Non-zero on success, zero on failure. - */ -extern int _mesa_ARBvp_parse_option(struct asm_parser_state *state, - const char *option); - -/** - * Parses and processes an option string to an ARB fragment program - * - * \return - * Non-zero on success, zero on failure. - */ -extern int _mesa_ARBfp_parse_option(struct asm_parser_state *state, - const char *option); - -/** - * Parses and processes instruction suffixes - * - * Instruction suffixes, such as \c _SAT, are processed. The relevant bits - * are set in \c inst. If suffixes are encountered that are either not known - * or not supported by the modes and options set in \c state, zero will be - * returned. - * - * \return - * Non-zero on success, zero on failure. - */ -extern int _mesa_parse_instruction_suffix(const struct asm_parser_state *state, - const char *suffix, struct prog_instruction *inst); - -/** - * Parses a condition code name - * - * The condition code names (e.g., \c LT, \c GT, \c NE) were added to assembly - * shaders with the \c GL_NV_fragment_program_option extension. This function - * converts a string representation into one of the \c COND_ macros. - * - * \return - * One of the \c COND_ macros defined in prog_instruction.h on success or zero - * on failure. - */ -extern int _mesa_parse_cc(const char *s); - -/*@}*/ +/*
+ * Copyright © 2009 Intel Corporation
+ *
+ * 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, sublicense,
+ * 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 NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ */
+#pragma once
+
+#include "main/config.h"
+
+struct gl_context;
+
+enum asm_type {
+ at_none,
+ at_address,
+ at_attrib,
+ at_param,
+ at_temp,
+ at_output
+};
+
+struct asm_symbol {
+ struct asm_symbol *next; /**< List linkage for freeing. */
+ const char *name;
+ enum asm_type type;
+ unsigned attrib_binding;
+ unsigned output_binding; /**< Output / result register number. */
+
+ /**
+ * One of PROGRAM_STATE_VAR, PROGRAM_LOCAL_PARAM, or PROGRAM_ENV_PARAM.
+ */
+ unsigned param_binding_type;
+
+ /**
+ * Offset into the program_parameter_list where the tokens representing our
+ * bound state (or constants) start.
+ */
+ unsigned param_binding_begin;
+
+ /**
+ * Constants put into the parameter list may be swizzled. This
+ * field contain's the symbol's swizzle. (SWIZZLE_X/Y/Z/W)
+ */
+ unsigned param_binding_swizzle;
+
+ /* This is how many entries in the program_parameter_list we take up
+ * with our state tokens or constants. Note that this is _not_ the same as
+ * the number of param registers we eventually use.
+ */
+ unsigned param_binding_length;
+
+ /**
+ * Index of the temp register assigned to this variable.
+ */
+ unsigned temp_binding;
+
+ /**
+ * Flag whether or not a PARAM is an array
+ */
+ unsigned param_is_array:1;
+
+
+ /**
+ * Flag whether or not a PARAM array is accessed indirectly
+ */
+ unsigned param_accessed_indirectly:1;
+
+
+ /**
+ * \brief Is first pass of parameter layout done with this variable?
+ *
+ * The parameter layout routine operates in two passes. This flag tracks
+ * whether or not the first pass has handled this variable.
+ *
+ * \sa _mesa_layout_parameters
+ */
+ unsigned pass1_done:1;
+};
+
+
+struct asm_vector {
+ unsigned count;
+ float data[4];
+};
+
+
+struct asm_swizzle_mask {
+ unsigned swizzle:12;
+ unsigned mask:4;
+};
+
+
+struct asm_src_register {
+ struct prog_src_register Base;
+
+ /**
+ * Symbol associated with indirect access to parameter arrays.
+ *
+ * If \c Base::RelAddr is 1, this will point to the symbol for the parameter
+ * that is being dereferenced. Further, \c Base::Index will be the offset
+ * from the address register being used.
+ */
+ struct asm_symbol *Symbol;
+};
+
+
+struct asm_instruction {
+ struct prog_instruction Base;
+ struct asm_instruction *next;
+ struct asm_src_register SrcReg[3];
+};
+
+
+struct asm_parser_state {
+ struct gl_context *ctx;
+ struct gl_program *prog;
+
+ /**
+ * Per-program target limits
+ */
+ struct gl_program_constants *limits;
+
+ struct _mesa_symbol_table *st;
+
+ /**
+ * Linked list of symbols
+ *
+ * This list is \b only used when cleaning up compiler state and freeing
+ * memory.
+ */
+ struct asm_symbol *sym;
+
+ /**
+ * State for the lexer.
+ */
+ void *scanner;
+
+ /**
+ * Linked list of instructions generated during parsing.
+ */
+ /*@{*/
+ struct asm_instruction *inst_head;
+ struct asm_instruction *inst_tail;
+ /*@}*/
+
+
+ /**
+ * Selected limits copied from gl_constants
+ *
+ * These are limits from the GL context, but various bits in the program
+ * must be validated against these values.
+ */
+ /*@{*/
+ unsigned MaxTextureCoordUnits;
+ unsigned MaxTextureImageUnits;
+ unsigned MaxTextureUnits;
+ unsigned MaxClipPlanes;
+ unsigned MaxLights;
+ unsigned MaxProgramMatrices;
+ /*@}*/
+
+ /**
+ * Value to use in state vector accessors for environment and local
+ * parameters
+ */
+ unsigned state_param_enum;
+
+
+ /**
+ * Input attributes bound to specific names
+ *
+ * This is only needed so that errors can be properly produced when
+ * multiple ATTRIB statements bind illegal combinations of vertex
+ * attributes.
+ */
+ unsigned InputsBound;
+
+ enum {
+ invalid_mode = 0,
+ ARB_vertex,
+ ARB_fragment
+ } mode;
+
+ struct {
+ unsigned PositionInvariant:1;
+ unsigned Fog:2;
+ unsigned PrecisionHint:2;
+ unsigned DrawBuffers:1;
+ unsigned Shadow:1;
+ unsigned TexRect:1;
+ unsigned TexArray:1;
+ unsigned NV_fragment:1;
+ unsigned OriginUpperLeft:1;
+ unsigned PixelCenterInteger:1;
+ } option;
+
+ struct {
+ unsigned UsesKill:1;
+ } fragment;
+};
+
+#define OPTION_NONE 0
+#define OPTION_FOG_EXP 1
+#define OPTION_FOG_EXP2 2
+#define OPTION_FOG_LINEAR 3
+#define OPTION_NICEST 1
+#define OPTION_FASTEST 2
+
+typedef struct YYLTYPE {
+ int first_line;
+ int first_column;
+ int last_line;
+ int last_column;
+ int position;
+} YYLTYPE;
+
+#define YYLTYPE_IS_DECLARED 1
+#define YYLTYPE_IS_TRIVIAL 1
+
+
+extern GLboolean _mesa_parse_arb_program(struct gl_context *ctx, GLenum target,
+ const GLubyte *str, GLsizei len, struct asm_parser_state *state);
+
+
+
+/* From program_lexer.l. */
+extern void _mesa_program_lexer_dtor(void *scanner);
+
+extern void _mesa_program_lexer_ctor(void **scanner,
+ struct asm_parser_state *state, const char *string, size_t len);
+
+
+/**
+ *\name From program_parse_extra.c
+ */
+/*@{*/
+
+/**
+ * Parses and processes an option string to an ARB vertex program
+ *
+ * \return
+ * Non-zero on success, zero on failure.
+ */
+extern int _mesa_ARBvp_parse_option(struct asm_parser_state *state,
+ const char *option);
+
+/**
+ * Parses and processes an option string to an ARB fragment program
+ *
+ * \return
+ * Non-zero on success, zero on failure.
+ */
+extern int _mesa_ARBfp_parse_option(struct asm_parser_state *state,
+ const char *option);
+
+/**
+ * Parses and processes instruction suffixes
+ *
+ * Instruction suffixes, such as \c _SAT, are processed. The relevant bits
+ * are set in \c inst. If suffixes are encountered that are either not known
+ * or not supported by the modes and options set in \c state, zero will be
+ * returned.
+ *
+ * \return
+ * Non-zero on success, zero on failure.
+ */
+extern int _mesa_parse_instruction_suffix(const struct asm_parser_state *state,
+ const char *suffix, struct prog_instruction *inst);
+
+/**
+ * Parses a condition code name
+ *
+ * The condition code names (e.g., \c LT, \c GT, \c NE) were added to assembly
+ * shaders with the \c GL_NV_fragment_program_option extension. This function
+ * converts a string representation into one of the \c COND_ macros.
+ *
+ * \return
+ * One of the \c COND_ macros defined in prog_instruction.h on success or zero
+ * on failure.
+ */
+extern int _mesa_parse_cc(const char *s);
+
+/*@}*/
|