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Diffstat (limited to 'src/mesa/shader/prog_instruction.c')
| -rw-r--r-- | src/mesa/shader/prog_instruction.c | 352 |
1 files changed, 0 insertions, 352 deletions
diff --git a/src/mesa/shader/prog_instruction.c b/src/mesa/shader/prog_instruction.c deleted file mode 100644 index 81099cb99c5..00000000000 --- a/src/mesa/shader/prog_instruction.c +++ /dev/null @@ -1,352 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 7.3 - * - * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. - * Copyright (C) 1999-2009 VMware, Inc. 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. - */ - - -#include "main/glheader.h" -#include "main/imports.h" -#include "main/mtypes.h" -#include "prog_instruction.h" - - -/** - * Initialize program instruction fields to defaults. - * \param inst first instruction to initialize - * \param count number of instructions to initialize - */ -void -_mesa_init_instructions(struct prog_instruction *inst, GLuint count) -{ - GLuint i; - - memset(inst, 0, count * sizeof(struct prog_instruction)); - - for (i = 0; i < count; i++) { - inst[i].SrcReg[0].File = PROGRAM_UNDEFINED; - inst[i].SrcReg[0].Swizzle = SWIZZLE_NOOP; - inst[i].SrcReg[1].File = PROGRAM_UNDEFINED; - inst[i].SrcReg[1].Swizzle = SWIZZLE_NOOP; - inst[i].SrcReg[2].File = PROGRAM_UNDEFINED; - inst[i].SrcReg[2].Swizzle = SWIZZLE_NOOP; - - inst[i].DstReg.File = PROGRAM_UNDEFINED; - inst[i].DstReg.WriteMask = WRITEMASK_XYZW; - inst[i].DstReg.CondMask = COND_TR; - inst[i].DstReg.CondSwizzle = SWIZZLE_NOOP; - - inst[i].SaturateMode = SATURATE_OFF; - inst[i].Precision = FLOAT32; - } -} - - -/** - * Allocate an array of program instructions. - * \param numInst number of instructions - * \return pointer to instruction memory - */ -struct prog_instruction * -_mesa_alloc_instructions(GLuint numInst) -{ - return (struct prog_instruction *) - calloc(1, numInst * sizeof(struct prog_instruction)); -} - - -/** - * Reallocate memory storing an array of program instructions. - * This is used when we need to append additional instructions onto an - * program. - * \param oldInst pointer to first of old/src instructions - * \param numOldInst number of instructions at <oldInst> - * \param numNewInst desired size of new instruction array. - * \return pointer to start of new instruction array. - */ -struct prog_instruction * -_mesa_realloc_instructions(struct prog_instruction *oldInst, - GLuint numOldInst, GLuint numNewInst) -{ - struct prog_instruction *newInst; - - newInst = (struct prog_instruction *) - _mesa_realloc(oldInst, - numOldInst * sizeof(struct prog_instruction), - numNewInst * sizeof(struct prog_instruction)); - - return newInst; -} - - -/** - * Copy an array of program instructions. - * \param dest pointer to destination. - * \param src pointer to source. - * \param n number of instructions to copy. - * \return pointer to destination. - */ -struct prog_instruction * -_mesa_copy_instructions(struct prog_instruction *dest, - const struct prog_instruction *src, GLuint n) -{ - GLuint i; - memcpy(dest, src, n * sizeof(struct prog_instruction)); - for (i = 0; i < n; i++) { - if (src[i].Comment) - dest[i].Comment = _mesa_strdup(src[i].Comment); - } - return dest; -} - - -/** - * Free an array of instructions - */ -void -_mesa_free_instructions(struct prog_instruction *inst, GLuint count) -{ - GLuint i; - for (i = 0; i < count; i++) { - if (inst[i].Data) - free(inst[i].Data); - if (inst[i].Comment) - free((char *) inst[i].Comment); - } - free(inst); -} - - -/** - * Basic info about each instruction - */ -struct instruction_info -{ - gl_inst_opcode Opcode; - const char *Name; - GLuint NumSrcRegs; - GLuint NumDstRegs; -}; - -/** - * Instruction info - * \note Opcode should equal array index! - */ -static const struct instruction_info InstInfo[MAX_OPCODE] = { - { OPCODE_NOP, "NOP", 0, 0 }, - { OPCODE_ABS, "ABS", 1, 1 }, - { OPCODE_ADD, "ADD", 2, 1 }, - { OPCODE_AND, "AND", 2, 1 }, - { OPCODE_ARA, "ARA", 1, 1 }, - { OPCODE_ARL, "ARL", 1, 1 }, - { OPCODE_ARL_NV, "ARL_NV", 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_DP2, "DP2", 2, 1 }, - { OPCODE_DP2A, "DP2A", 3, 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_KIL, "KIL", 1, 0 }, - { OPCODE_KIL_NV, "KIL_NV", 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_NOT, "NOT", 1, 1 }, - { OPCODE_NRM3, "NRM3", 1, 1 }, - { OPCODE_NRM4, "NRM4", 1, 1 }, - { OPCODE_OR, "OR", 2, 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_NV", 1, 1 }, - { OPCODE_TRUNC, "TRUNC", 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_XOR, "XOR", 2, 1 }, - { OPCODE_XPD, "XPD", 2, 1 } -}; - - -/** - * Return the number of src registers for the given instruction/opcode. - */ -GLuint -_mesa_num_inst_src_regs(gl_inst_opcode opcode) -{ - ASSERT(opcode < MAX_OPCODE); - ASSERT(opcode == InstInfo[opcode].Opcode); - ASSERT(OPCODE_XPD == InstInfo[OPCODE_XPD].Opcode); - return InstInfo[opcode].NumSrcRegs; -} - - -/** - * Return the number of dst registers for the given instruction/opcode. - */ -GLuint -_mesa_num_inst_dst_regs(gl_inst_opcode opcode) -{ - ASSERT(opcode < MAX_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); -} - - -/** - * Check if there's a potential src/dst register data dependency when - * using SOA execution. - * Example: - * MOV T, T.yxwz; - * This would expand into: - * MOV t0, t1; - * MOV t1, t0; - * MOV t2, t3; - * MOV t3, t2; - * The second instruction will have the wrong value for t0 if executed as-is. - */ -GLboolean -_mesa_check_soa_dependencies(const struct prog_instruction *inst) -{ - GLuint i, chan; - - if (inst->DstReg.WriteMask == WRITEMASK_X || - inst->DstReg.WriteMask == WRITEMASK_Y || - inst->DstReg.WriteMask == WRITEMASK_Z || - inst->DstReg.WriteMask == WRITEMASK_W || - inst->DstReg.WriteMask == 0x0) { - /* no chance of data dependency */ - return GL_FALSE; - } - - /* loop over src regs */ - for (i = 0; i < 3; i++) { - if (inst->SrcReg[i].File == inst->DstReg.File && - inst->SrcReg[i].Index == inst->DstReg.Index) { - /* loop over dest channels */ - GLuint channelsWritten = 0x0; - for (chan = 0; chan < 4; chan++) { - if (inst->DstReg.WriteMask & (1 << chan)) { - /* check if we're reading a channel that's been written */ - GLuint swizzle = GET_SWZ(inst->SrcReg[i].Swizzle, chan); - if (swizzle <= SWIZZLE_W && - (channelsWritten & (1 << swizzle))) { - return GL_TRUE; - } - - channelsWritten |= (1 << chan); - } - } - } - } - return GL_FALSE; -} - - -/** - * Return string name for given program opcode. - */ -const char * -_mesa_opcode_string(gl_inst_opcode opcode) -{ - if (opcode < MAX_OPCODE) - return InstInfo[opcode].Name; - else { - static char s[20]; - _mesa_snprintf(s, sizeof(s), "OP%u", opcode); - return s; - } -} - |