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Diffstat (limited to 'mesalib/src/mesa/shader/prog_instruction.h')
| -rw-r--r-- | mesalib/src/mesa/shader/prog_instruction.h | 437 |
1 files changed, 0 insertions, 437 deletions
diff --git a/mesalib/src/mesa/shader/prog_instruction.h b/mesalib/src/mesa/shader/prog_instruction.h deleted file mode 100644 index 28c797a4b..000000000 --- a/mesalib/src/mesa/shader/prog_instruction.h +++ /dev/null @@ -1,437 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 7.3 - * - * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. - * - * 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 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 - * BRIAN PAUL 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. - */ - - -/** - * \file prog_instruction.h - * - * Vertex/fragment program instruction datatypes and constants. - * - * \author Brian Paul - * \author Keith Whitwell - * \author Ian Romanick <idr@us.ibm.com> - */ - - -#ifndef PROG_INSTRUCTION_H -#define PROG_INSTRUCTION_H - - -#include "main/mfeatures.h" - - -/** - * Swizzle indexes. - * Do not change! - */ -/*@{*/ -#define SWIZZLE_X 0 -#define SWIZZLE_Y 1 -#define SWIZZLE_Z 2 -#define SWIZZLE_W 3 -#define SWIZZLE_ZERO 4 /**< For SWZ instruction only */ -#define SWIZZLE_ONE 5 /**< For SWZ instruction only */ -#define SWIZZLE_NIL 7 /**< used during shader code gen (undefined value) */ -/*@}*/ - -#define MAKE_SWIZZLE4(a,b,c,d) (((a)<<0) | ((b)<<3) | ((c)<<6) | ((d)<<9)) -#define SWIZZLE_NOOP MAKE_SWIZZLE4(0,1,2,3) -#define GET_SWZ(swz, idx) (((swz) >> ((idx)*3)) & 0x7) -#define GET_BIT(msk, idx) (((msk) >> (idx)) & 0x1) - -#define SWIZZLE_XYZW MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_W) -#define SWIZZLE_XXXX MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_X, SWIZZLE_X, SWIZZLE_X) -#define SWIZZLE_YYYY MAKE_SWIZZLE4(SWIZZLE_Y, SWIZZLE_Y, SWIZZLE_Y, SWIZZLE_Y) -#define SWIZZLE_ZZZZ MAKE_SWIZZLE4(SWIZZLE_Z, SWIZZLE_Z, SWIZZLE_Z, SWIZZLE_Z) -#define SWIZZLE_WWWW MAKE_SWIZZLE4(SWIZZLE_W, SWIZZLE_W, SWIZZLE_W, SWIZZLE_W) - - -/** - * Writemask values, 1 bit per component. - */ -/*@{*/ -#define WRITEMASK_X 0x1 -#define WRITEMASK_Y 0x2 -#define WRITEMASK_XY 0x3 -#define WRITEMASK_Z 0x4 -#define WRITEMASK_XZ 0x5 -#define WRITEMASK_YZ 0x6 -#define WRITEMASK_XYZ 0x7 -#define WRITEMASK_W 0x8 -#define WRITEMASK_XW 0x9 -#define WRITEMASK_YW 0xa -#define WRITEMASK_XYW 0xb -#define WRITEMASK_ZW 0xc -#define WRITEMASK_XZW 0xd -#define WRITEMASK_YZW 0xe -#define WRITEMASK_XYZW 0xf -/*@}*/ - - -/** - * Condition codes - */ -/*@{*/ -#define COND_GT 1 /**< greater than zero */ -#define COND_EQ 2 /**< equal to zero */ -#define COND_LT 3 /**< less than zero */ -#define COND_UN 4 /**< unordered (NaN) */ -#define COND_GE 5 /**< greater than or equal to zero */ -#define COND_LE 6 /**< less than or equal to zero */ -#define COND_NE 7 /**< not equal to zero */ -#define COND_TR 8 /**< always true */ -#define COND_FL 9 /**< always false */ -/*@}*/ - - -/** - * Instruction precision for GL_NV_fragment_program - */ -/*@{*/ -#define FLOAT32 0x1 -#define FLOAT16 0x2 -#define FIXED12 0x4 -/*@}*/ - - -/** - * Saturation modes when storing values. - */ -/*@{*/ -#define SATURATE_OFF 0 -#define SATURATE_ZERO_ONE 1 -/*@}*/ - - -/** - * Per-component negation masks - */ -/*@{*/ -#define NEGATE_X 0x1 -#define NEGATE_Y 0x2 -#define NEGATE_Z 0x4 -#define NEGATE_W 0x8 -#define NEGATE_XYZ 0x7 -#define NEGATE_XYZW 0xf -#define NEGATE_NONE 0x0 -/*@}*/ - - -/** - * Program instruction opcodes, for both vertex and fragment programs. - * \note changes to this opcode list must be reflected in t_vb_arbprogram.c - */ -typedef enum prog_opcode { - /* ARB_vp ARB_fp NV_vp NV_fp GLSL */ - /*------------------------------------------*/ - OPCODE_NOP = 0, /* X */ - OPCODE_ABS, /* X X 1.1 X */ - OPCODE_ADD, /* X X X X X */ - OPCODE_AND, /* */ - OPCODE_ARA, /* 2 */ - OPCODE_ARL, /* X X */ - OPCODE_ARL_NV, /* 2 */ - OPCODE_ARR, /* 2 */ - OPCODE_BGNLOOP, /* opt */ - OPCODE_BGNSUB, /* opt */ - OPCODE_BRA, /* 2 X */ - OPCODE_BRK, /* 2 opt */ - OPCODE_CAL, /* 2 2 */ - OPCODE_CMP, /* X */ - OPCODE_CONT, /* opt */ - OPCODE_COS, /* X 2 X X */ - OPCODE_DDX, /* X X */ - OPCODE_DDY, /* X X */ - OPCODE_DP2, /* 2 */ - OPCODE_DP2A, /* 2 */ - OPCODE_DP3, /* X X X X X */ - OPCODE_DP4, /* X X X X X */ - OPCODE_DPH, /* X X 1.1 */ - OPCODE_DST, /* X X X X */ - OPCODE_ELSE, /* X */ - OPCODE_END, /* X X X X opt */ - OPCODE_ENDIF, /* opt */ - OPCODE_ENDLOOP, /* opt */ - OPCODE_ENDSUB, /* opt */ - OPCODE_EX2, /* X X 2 X X */ - OPCODE_EXP, /* X X X */ - OPCODE_FLR, /* X X 2 X X */ - OPCODE_FRC, /* X X 2 X X */ - OPCODE_IF, /* opt */ - OPCODE_KIL, /* X */ - OPCODE_KIL_NV, /* X X */ - OPCODE_LG2, /* X X 2 X X */ - OPCODE_LIT, /* X X X X */ - OPCODE_LOG, /* X X X */ - OPCODE_LRP, /* X X */ - OPCODE_MAD, /* X X X X X */ - OPCODE_MAX, /* X X X X X */ - OPCODE_MIN, /* X X X X X */ - OPCODE_MOV, /* X X X X X */ - OPCODE_MUL, /* X X X X X */ - OPCODE_NOISE1, /* X */ - OPCODE_NOISE2, /* X */ - OPCODE_NOISE3, /* X */ - OPCODE_NOISE4, /* X */ - OPCODE_NOT, /* */ - OPCODE_NRM3, /* */ - OPCODE_NRM4, /* */ - OPCODE_OR, /* */ - OPCODE_PK2H, /* X */ - OPCODE_PK2US, /* X */ - OPCODE_PK4B, /* X */ - OPCODE_PK4UB, /* X */ - OPCODE_POW, /* X X X X */ - OPCODE_POPA, /* 3 */ - OPCODE_PRINT, /* X X */ - OPCODE_PUSHA, /* 3 */ - OPCODE_RCC, /* 1.1 */ - OPCODE_RCP, /* X X X X X */ - OPCODE_RET, /* 2 2 */ - OPCODE_RFL, /* X X */ - OPCODE_RSQ, /* X X X X X */ - OPCODE_SCS, /* X */ - OPCODE_SEQ, /* 2 X X */ - OPCODE_SFL, /* 2 X */ - OPCODE_SGE, /* X X X X X */ - OPCODE_SGT, /* 2 X X */ - OPCODE_SIN, /* X 2 X X */ - OPCODE_SLE, /* 2 X X */ - OPCODE_SLT, /* X X X X X */ - OPCODE_SNE, /* 2 X X */ - OPCODE_SSG, /* 2 */ - OPCODE_STR, /* 2 X */ - OPCODE_SUB, /* X X 1.1 X X */ - OPCODE_SWZ, /* X X */ - OPCODE_TEX, /* X 3 X X */ - OPCODE_TXB, /* X 3 X */ - OPCODE_TXD, /* X X */ - OPCODE_TXL, /* 3 2 X */ - OPCODE_TXP, /* X X */ - OPCODE_TXP_NV, /* 3 X */ - OPCODE_TRUNC, /* X */ - OPCODE_UP2H, /* X */ - OPCODE_UP2US, /* X */ - OPCODE_UP4B, /* X */ - OPCODE_UP4UB, /* X */ - OPCODE_X2D, /* X */ - OPCODE_XOR, /* */ - OPCODE_XPD, /* X X X */ - MAX_OPCODE -} gl_inst_opcode; - - -/** - * Number of bits for the src/dst register Index field. - * This limits the size of temp/uniform register files. - */ -#define INST_INDEX_BITS 10 - - -/** - * Instruction source register. - */ -struct prog_src_register -{ - GLuint File:4; /**< One of the PROGRAM_* register file values. */ - GLint Index:(INST_INDEX_BITS+1); /**< Extra bit here for sign bit. - * May be negative for relative addressing. - */ - GLuint Swizzle:12; - GLuint RelAddr:1; - - /** Take the component-wise absolute value */ - GLuint Abs:1; - - /** - * Post-Abs negation. - * This will either be NEGATE_NONE or NEGATE_XYZW, except for the SWZ - * instruction which allows per-component negation. - */ - GLuint Negate:4; -}; - - -/** - * Instruction destination register. - */ -struct prog_dst_register -{ - GLuint File:4; /**< One of the PROGRAM_* register file values */ - GLuint Index:INST_INDEX_BITS; /**< Unsigned, never negative */ - GLuint WriteMask:4; - GLuint RelAddr:1; - - /** - * \name Conditional destination update control. - * - * \since - * NV_fragment_program, NV_fragment_program_option, NV_vertex_program2, - * NV_vertex_program2_option. - */ - /*@{*/ - /** - * Takes one of the 9 possible condition values (EQ, FL, GT, GE, LE, LT, - * NE, TR, or UN). Dest reg is only written to if the matching - * (swizzled) condition code value passes. When a conditional update mask - * is not specified, this will be \c COND_TR. - */ - GLuint CondMask:4; - - /** - * Condition code swizzle value. - */ - GLuint CondSwizzle:12; - - /** - * Selects the condition code register to use for conditional destination - * update masking. In NV_fragmnet_program or NV_vertex_program2 mode, only - * condition code register 0 is available. In NV_vertex_program3 mode, - * condition code registers 0 and 1 are available. - */ - GLuint CondSrc:1; - /*@}*/ -}; - - -/** - * Vertex/fragment program instruction. - */ -struct prog_instruction -{ - gl_inst_opcode Opcode; - struct prog_src_register SrcReg[3]; - struct prog_dst_register DstReg; - - /** - * Indicates that the instruction should update the condition code - * register. - * - * \since - * NV_fragment_program, NV_fragment_program_option, NV_vertex_program2, - * NV_vertex_program2_option. - */ - GLuint CondUpdate:1; - - /** - * If prog_instruction::CondUpdate is \c GL_TRUE, this value selects the - * condition code register that is to be updated. - * - * In GL_NV_fragment_program or GL_NV_vertex_program2 mode, only condition - * code register 0 is available. In GL_NV_vertex_program3 mode, condition - * code registers 0 and 1 are available. - * - * \since - * NV_fragment_program, NV_fragment_program_option, NV_vertex_program2, - * NV_vertex_program2_option. - */ - GLuint CondDst:1; - - /** - * Saturate each value of the vectored result to the range [0,1] or the - * range [-1,1]. \c SSAT mode (i.e., saturation to the range [-1,1]) is - * only available in NV_fragment_program2 mode. - * Value is one of the SATURATE_* tokens. - * - * \since - * NV_fragment_program, NV_fragment_program_option, NV_vertex_program3. - */ - GLuint SaturateMode:2; - - /** - * Per-instruction selectable precision: FLOAT32, FLOAT16, FIXED12. - * - * \since - * NV_fragment_program, NV_fragment_program_option. - */ - GLuint Precision:3; - - /** - * \name Extra fields for TEX, TXB, TXD, TXL, TXP instructions. - */ - /*@{*/ - /** Source texture unit. */ - GLuint TexSrcUnit:5; - - /** Source texture target, one of TEXTURE_{1D,2D,3D,CUBE,RECT}_INDEX */ - GLuint TexSrcTarget:3; - - /** True if tex instruction should do shadow comparison */ - GLuint TexShadow:1; - /*@}*/ - - /** - * For BRA and CAL instructions, the location to jump to. - * For BGNLOOP, points to ENDLOOP (and vice-versa). - * For BRK, points to BGNLOOP (which points to ENDLOOP). - * For IF, points to ELSE or ENDIF. - * For ELSE, points to ENDIF. - */ - GLint BranchTarget; - - /** for debugging purposes */ - const char *Comment; - - /** Arbitrary data. Used for OPCODE_PRINT and some drivers */ - void *Data; - - /** for driver use (try to remove someday) */ - GLint Aux; -}; - - -extern void -_mesa_init_instructions(struct prog_instruction *inst, GLuint count); - -extern struct prog_instruction * -_mesa_alloc_instructions(GLuint numInst); - -extern struct prog_instruction * -_mesa_realloc_instructions(struct prog_instruction *oldInst, - GLuint numOldInst, GLuint numNewInst); - -extern struct prog_instruction * -_mesa_copy_instructions(struct prog_instruction *dest, - const struct prog_instruction *src, GLuint n); - -extern void -_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 GLboolean -_mesa_check_soa_dependencies(const struct prog_instruction *inst); - -extern const char * -_mesa_opcode_string(gl_inst_opcode opcode); - - -#endif /* PROG_INSTRUCTION_H */ |