diff options
Diffstat (limited to 'src/mesa/shader')
| -rw-r--r-- | src/mesa/shader/program.c | 110 | ||||
| -rw-r--r-- | src/mesa/shader/program_instruction.h | 6 |
2 files changed, 116 insertions, 0 deletions
diff --git a/src/mesa/shader/program.c b/src/mesa/shader/program.c index 4b8817876d..45d99c9746 100644 --- a/src/mesa/shader/program.c +++ b/src/mesa/shader/program.c @@ -961,6 +961,116 @@ _mesa_load_state_parameters(GLcontext *ctx, } +/** + * Basic info about each instruction + */ +struct instruction_info +{ + enum prog_opcode Opcode; + const char *Name; + GLuint NumSrcRegs; +}; + +/** + * Instruction info + * \note Opcode should equal array index! + */ +static const struct instruction_info InstInfo[MAX_OPCODE] = { + { OPCODE_ABS, "ABS", 1 }, + { OPCODE_ADD, "ADD", 2 }, + { OPCODE_ARL, "ARL", 1 }, + { OPCODE_CMP, "CMP", 3 }, + { OPCODE_COS, "COS", 1 }, + { OPCODE_DDX, "DDX", 1 }, + { OPCODE_DDY, "DDY", 1 }, + { OPCODE_DP3, "DP3", 2 }, + { OPCODE_DP4, "DP4", 2 }, + { OPCODE_DPH, "DPH", 2 }, + { OPCODE_DST, "DST", 2 }, + { OPCODE_END, "END", 0 }, + { OPCODE_EX2, "EX2", 1 }, + { OPCODE_EXP, "EXP", 1 }, + { OPCODE_FLR, "FLR", 1 }, + { OPCODE_FRC, "FRC", 1 }, + { OPCODE_KIL, "KIL", 1 }, + { OPCODE_KIL_NV, "KIL", 0 }, + { OPCODE_LG2, "LG2", 1 }, + { OPCODE_LIT, "LIT", 1 }, + { OPCODE_LOG, "LOG", 1 }, + { OPCODE_LRP, "LRP", 3 }, + { OPCODE_MAD, "MAD", 3 }, + { OPCODE_MAX, "MAX", 2 }, + { OPCODE_MIN, "MIN", 2 }, + { OPCODE_MOV, "MOV", 1 }, + { OPCODE_MUL, "MUL", 2 }, + { OPCODE_PK2H, "PK2H", 1 }, + { OPCODE_PK2US, "PK2US", 1 }, + { OPCODE_PK4B, "PK4B", 1 }, + { OPCODE_PK4UB, "PK4UB", 1 }, + { OPCODE_POW, "POW", 2 }, + { OPCODE_PRINT, "PRINT", 1 }, + { OPCODE_RCC, "RCC", 1 }, + { OPCODE_RCP, "RCP", 1 }, + { OPCODE_RFL, "RFL", 1 }, + { OPCODE_RSQ, "RSQ", 1 }, + { OPCODE_SCS, "SCS", 1 }, + { OPCODE_SEQ, "SEQ", 2 }, + { OPCODE_SFL, "SFL", 0 }, + { OPCODE_SGE, "SGE", 2 }, + { OPCODE_SGT, "SGT", 2 }, + { OPCODE_SIN, "SIN", 1 }, + { OPCODE_SLE, "SLE", 2 }, + { OPCODE_SLT, "SLT", 2 }, + { OPCODE_SNE, "SNE", 2 }, + { OPCODE_STR, "STR", 0 }, + { OPCODE_SUB, "SUB", 2 }, + { OPCODE_SWZ, "SWZ", 1 }, + { OPCODE_TEX, "TEX", 1 }, + { OPCODE_TXB, "TXB", 1 }, + { OPCODE_TXD, "TXD", 3 }, + { OPCODE_TXP, "TXP", 1 }, + { OPCODE_TXP_NV, "TXP", 1 }, + { OPCODE_UP2H, "UP2H", 1 }, + { OPCODE_UP2US, "UP2US", 1 }, + { OPCODE_UP4B, "UP4B", 1 }, + { OPCODE_UP4UB, "UP4UB", 1 }, + { OPCODE_X2D, "X2D", 3 }, + { OPCODE_XPD, "XPD", 2 } +}; + + +/** + * Return the number of src registers for the given instruction/opcode. + */ +GLuint +_mesa_num_inst_src_regs(enum prog_opcode opcode) +{ + GLuint i; +#ifdef DEBUG + for (i = 0; i < MAX_OPCODE; i++) { + ASSERT(i == InstInfo[i].Opcode); + } +#endif + for (i = 0; i < MAX_OPCODE; i++) { + if (InstInfo[i].Opcode == opcode) { + return InstInfo[i].NumSrcRegs; + } + } + _mesa_problem(NULL, "invalid opcode in _mesa_num_inst_src_regs"); + return 0; +} + + +/** + * Return string name for given program opcode. + */ +const char * +_mesa_opcode_string(enum prog_opcode opcode) +{ + ASSERT(opcode < MAX_OPCODE); + return InstInfo[opcode].Name; +} + /**********************************************************************/ /* API functions */ diff --git a/src/mesa/shader/program_instruction.h b/src/mesa/shader/program_instruction.h index 80dbd16a90..07a22145fa 100644 --- a/src/mesa/shader/program_instruction.h +++ b/src/mesa/shader/program_instruction.h @@ -340,5 +340,11 @@ struct prog_instruction extern void _mesa_init_instruction(struct prog_instruction *inst); +extern GLuint +_mesa_num_inst_src_regs(enum prog_opcode opcode); + +extern const char * +_mesa_opcode_string(enum prog_opcode opcode); + #endif /* PROG_INSTRUCTION_H */ |