diff options
Diffstat (limited to 'mesalib/src/mesa/shader/program_parser.h')
| -rw-r--r-- | mesalib/src/mesa/shader/program_parser.h | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/mesalib/src/mesa/shader/program_parser.h b/mesalib/src/mesa/shader/program_parser.h index fa47d8456..c170948f7 100644 --- a/mesalib/src/mesa/shader/program_parser.h +++ b/mesalib/src/mesa/shader/program_parser.h @@ -35,7 +35,7 @@ enum asm_type { at_attrib, at_param, at_temp, - at_output, + at_output }; struct asm_symbol { @@ -202,6 +202,7 @@ struct asm_parser_state { unsigned Shadow:1; unsigned TexRect:1; unsigned TexArray:1; + unsigned NV_fragment:1; } option; struct { @@ -263,4 +264,31 @@ extern int _mesa_ARBvp_parse_option(struct asm_parser_state *state, 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); + /*@}*/ |