aboutsummaryrefslogtreecommitdiff
path: root/mesalib/src/mesa/shader/program_parser.h
diff options
context:
space:
mode:
Diffstat (limited to 'mesalib/src/mesa/shader/program_parser.h')
-rw-r--r--mesalib/src/mesa/shader/program_parser.h30
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);
+
/*@}*/