summaryrefslogtreecommitdiffstats
path: root/src/mesa/shader
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/shader')
-rw-r--r--src/mesa/shader/prog_instruction.c194
-rw-r--r--src/mesa/shader/prog_instruction.h6
2 files changed, 115 insertions, 85 deletions
diff --git a/src/mesa/shader/prog_instruction.c b/src/mesa/shader/prog_instruction.c
index 329fec3bac7..bea5d0551e4 100644
--- a/src/mesa/shader/prog_instruction.c
+++ b/src/mesa/shader/prog_instruction.c
@@ -143,6 +143,7 @@ struct instruction_info
gl_inst_opcode Opcode;
const char *Name;
GLuint NumSrcRegs;
+ GLuint NumDstRegs;
};
/**
@@ -150,91 +151,91 @@ struct instruction_info
* \note Opcode should equal array index!
*/
static const struct instruction_info InstInfo[MAX_OPCODE] = {
- { OPCODE_NOP, "NOP", 0 },
- { OPCODE_ABS, "ABS", 1 },
- { OPCODE_ADD, "ADD", 2 },
- { OPCODE_ARA, "ARA", 1 },
- { OPCODE_ARL, "ARL", 1 },
- { OPCODE_ARL_NV, "ARL", 1 },
- { OPCODE_ARR, "ARL", 1 },
- { OPCODE_BGNLOOP,"BGNLOOP", 0 },
- { OPCODE_BGNSUB, "BGNSUB", 0 },
- { OPCODE_BRA, "BRA", 0 },
- { OPCODE_BRK, "BRK", 0 },
- { OPCODE_CAL, "CAL", 0 },
- { OPCODE_CMP, "CMP", 3 },
- { OPCODE_CONT, "CONT", 0 },
- { 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_ELSE, "ELSE", 0 },
- { OPCODE_END, "END", 0 },
- { OPCODE_ENDIF, "ENDIF", 0 },
- { OPCODE_ENDLOOP,"ENDLOOP", 0 },
- { OPCODE_ENDSUB, "ENDSUB", 0 },
- { OPCODE_EX2, "EX2", 1 },
- { OPCODE_EXP, "EXP", 1 },
- { OPCODE_FLR, "FLR", 1 },
- { OPCODE_FRC, "FRC", 1 },
- { OPCODE_IF, "IF", 0 },
- { OPCODE_INT, "INT", 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_NOISE1, "NOISE1", 1 },
- { OPCODE_NOISE2, "NOISE2", 1 },
- { OPCODE_NOISE3, "NOISE3", 1 },
- { OPCODE_NOISE4, "NOISE4", 1 },
- { OPCODE_PK2H, "PK2H", 1 },
- { OPCODE_PK2US, "PK2US", 1 },
- { OPCODE_PK4B, "PK4B", 1 },
- { OPCODE_PK4UB, "PK4UB", 1 },
- { OPCODE_POW, "POW", 2 },
- { OPCODE_POPA, "POPA", 0 },
- { OPCODE_PRINT, "PRINT", 1 },
- { OPCODE_PUSHA, "PUSHA", 0 },
- { OPCODE_RCC, "RCC", 1 },
- { OPCODE_RCP, "RCP", 1 },
- { OPCODE_RET, "RET", 0 },
- { 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_SSG, "SSG", 1 },
- { 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_TXL, "TXL", 1 },
- { 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 }
+ { OPCODE_NOP, "NOP", 0, 0 },
+ { OPCODE_ABS, "ABS", 1, 1 },
+ { OPCODE_ADD, "ADD", 2, 1 },
+ { OPCODE_ARA, "ARA", 1, 1 },
+ { OPCODE_ARL, "ARL", 1, 1 },
+ { OPCODE_ARL_NV, "ARL", 1, 1 },
+ { OPCODE_ARR, "ARL", 1, 1 },
+ { OPCODE_BGNLOOP,"BGNLOOP", 0, 0 },
+ { OPCODE_BGNSUB, "BGNSUB", 0, 0 },
+ { OPCODE_BRA, "BRA", 0, 0 },
+ { OPCODE_BRK, "BRK", 0, 0 },
+ { OPCODE_CAL, "CAL", 0, 0 },
+ { OPCODE_CMP, "CMP", 3, 1 },
+ { OPCODE_CONT, "CONT", 0, 0 },
+ { OPCODE_COS, "COS", 1, 1 },
+ { OPCODE_DDX, "DDX", 1, 1 },
+ { OPCODE_DDY, "DDY", 1, 1 },
+ { OPCODE_DP3, "DP3", 2, 1 },
+ { OPCODE_DP4, "DP4", 2, 1 },
+ { OPCODE_DPH, "DPH", 2, 1 },
+ { OPCODE_DST, "DST", 2, 1 },
+ { OPCODE_ELSE, "ELSE", 0, 0 },
+ { OPCODE_END, "END", 0, 0 },
+ { OPCODE_ENDIF, "ENDIF", 0, 0 },
+ { OPCODE_ENDLOOP,"ENDLOOP", 0, 0 },
+ { OPCODE_ENDSUB, "ENDSUB", 0, 0 },
+ { OPCODE_EX2, "EX2", 1, 1 },
+ { OPCODE_EXP, "EXP", 1, 1 },
+ { OPCODE_FLR, "FLR", 1, 1 },
+ { OPCODE_FRC, "FRC", 1, 1 },
+ { OPCODE_IF, "IF", 1, 0 },
+ { OPCODE_INT, "INT", 1, 1 },
+ { OPCODE_KIL, "KIL", 1, 0 },
+ { OPCODE_KIL_NV, "KIL", 0, 0 },
+ { OPCODE_LG2, "LG2", 1, 1 },
+ { OPCODE_LIT, "LIT", 1, 1 },
+ { OPCODE_LOG, "LOG", 1, 1 },
+ { OPCODE_LRP, "LRP", 3, 1 },
+ { OPCODE_MAD, "MAD", 3, 1 },
+ { OPCODE_MAX, "MAX", 2, 1 },
+ { OPCODE_MIN, "MIN", 2, 1 },
+ { OPCODE_MOV, "MOV", 1, 1 },
+ { OPCODE_MUL, "MUL", 2, 1 },
+ { OPCODE_NOISE1, "NOISE1", 1, 1 },
+ { OPCODE_NOISE2, "NOISE2", 1, 1 },
+ { OPCODE_NOISE3, "NOISE3", 1, 1 },
+ { OPCODE_NOISE4, "NOISE4", 1, 1 },
+ { OPCODE_PK2H, "PK2H", 1, 1 },
+ { OPCODE_PK2US, "PK2US", 1, 1 },
+ { OPCODE_PK4B, "PK4B", 1, 1 },
+ { OPCODE_PK4UB, "PK4UB", 1, 1 },
+ { OPCODE_POW, "POW", 2, 1 },
+ { OPCODE_POPA, "POPA", 0, 0 },
+ { OPCODE_PRINT, "PRINT", 1, 0 },
+ { OPCODE_PUSHA, "PUSHA", 0, 0 },
+ { OPCODE_RCC, "RCC", 1, 1 },
+ { OPCODE_RCP, "RCP", 1, 1 },
+ { OPCODE_RET, "RET", 0, 0 },
+ { OPCODE_RFL, "RFL", 1, 1 },
+ { OPCODE_RSQ, "RSQ", 1, 1 },
+ { OPCODE_SCS, "SCS", 1, 1 },
+ { OPCODE_SEQ, "SEQ", 2, 1 },
+ { OPCODE_SFL, "SFL", 0, 1 },
+ { OPCODE_SGE, "SGE", 2, 1 },
+ { OPCODE_SGT, "SGT", 2, 1 },
+ { OPCODE_SIN, "SIN", 1, 1 },
+ { OPCODE_SLE, "SLE", 2, 1 },
+ { OPCODE_SLT, "SLT", 2, 1 },
+ { OPCODE_SNE, "SNE", 2, 1 },
+ { OPCODE_SSG, "SSG", 1, 1 },
+ { OPCODE_STR, "STR", 0, 1 },
+ { OPCODE_SUB, "SUB", 2, 1 },
+ { OPCODE_SWZ, "SWZ", 1, 1 },
+ { OPCODE_TEX, "TEX", 1, 1 },
+ { OPCODE_TXB, "TXB", 1, 1 },
+ { OPCODE_TXD, "TXD", 3, 1 },
+ { OPCODE_TXL, "TXL", 1, 1 },
+ { OPCODE_TXP, "TXP", 1, 1 },
+ { OPCODE_TXP_NV, "TXP", 1, 1 },
+ { OPCODE_UP2H, "UP2H", 1, 1 },
+ { OPCODE_UP2US, "UP2US", 1, 1 },
+ { OPCODE_UP4B, "UP4B", 1, 1 },
+ { OPCODE_UP4UB, "UP4UB", 1, 1 },
+ { OPCODE_X2D, "X2D", 3, 1 },
+ { OPCODE_XPD, "XPD", 2, 1 }
};
@@ -251,6 +252,29 @@ _mesa_num_inst_src_regs(gl_inst_opcode opcode)
/**
+ * Return the number of dst registers for the given instruction/opcode.
+ */
+GLuint
+_mesa_num_inst_dst_regs(gl_inst_opcode opcode)
+{
+ ASSERT(opcode == InstInfo[opcode].Opcode);
+ ASSERT(OPCODE_XPD == InstInfo[OPCODE_XPD].Opcode);
+ return InstInfo[opcode].NumDstRegs;
+}
+
+
+GLboolean
+_mesa_is_tex_instruction(gl_inst_opcode opcode)
+{
+ return (opcode == OPCODE_TEX ||
+ opcode == OPCODE_TXB ||
+ opcode == OPCODE_TXD ||
+ opcode == OPCODE_TXL ||
+ opcode == OPCODE_TXP);
+}
+
+
+/**
* Return string name for given program opcode.
*/
const char *
diff --git a/src/mesa/shader/prog_instruction.h b/src/mesa/shader/prog_instruction.h
index ce4daec1041..aca768376a2 100644
--- a/src/mesa/shader/prog_instruction.h
+++ b/src/mesa/shader/prog_instruction.h
@@ -443,6 +443,12 @@ _mesa_free_instructions(struct prog_instruction *inst, GLuint count);
extern GLuint
_mesa_num_inst_src_regs(gl_inst_opcode opcode);
+extern GLuint
+_mesa_num_inst_dst_regs(gl_inst_opcode opcode);
+
+extern GLboolean
+_mesa_is_tex_instruction(gl_inst_opcode opcode);
+
extern const char *
_mesa_opcode_string(gl_inst_opcode opcode);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-20 20:11:59 +0000