diff options
Diffstat (limited to 'src/gallium/drivers/nv30/nv30_fragprog.c')
| -rw-r--r-- | src/gallium/drivers/nv30/nv30_fragprog.c | 905 |
1 files changed, 0 insertions, 905 deletions
diff --git a/src/gallium/drivers/nv30/nv30_fragprog.c b/src/gallium/drivers/nv30/nv30_fragprog.c deleted file mode 100644 index 2c432c6dfa..0000000000 --- a/src/gallium/drivers/nv30/nv30_fragprog.c +++ /dev/null @@ -1,905 +0,0 @@ -#include "pipe/p_context.h" -#include "pipe/p_defines.h" -#include "pipe/p_state.h" -#include "util/u_inlines.h" - -#include "pipe/p_shader_tokens.h" -#include "tgsi/tgsi_dump.h" -#include "tgsi/tgsi_parse.h" -#include "tgsi/tgsi_util.h" - -#include "nv30_context.h" - -#define SWZ_X 0 -#define SWZ_Y 1 -#define SWZ_Z 2 -#define SWZ_W 3 -#define MASK_X 1 -#define MASK_Y 2 -#define MASK_Z 4 -#define MASK_W 8 -#define MASK_ALL (MASK_X|MASK_Y|MASK_Z|MASK_W) -#define DEF_SCALE NV30_FP_OP_DST_SCALE_1X -#define DEF_CTEST NV30_FP_OP_COND_TR -#include "nv30_shader.h" - -#define swz(s,x,y,z,w) nv30_sr_swz((s), SWZ_##x, SWZ_##y, SWZ_##z, SWZ_##w) -#define neg(s) nv30_sr_neg((s)) -#define abs(s) nv30_sr_abs((s)) -#define scale(s,v) nv30_sr_scale((s), NV30_FP_OP_DST_SCALE_##v) - -#define MAX_CONSTS 128 -#define MAX_IMM 32 -struct nv30_fpc { - struct nv30_fragment_program *fp; - - uint attrib_map[PIPE_MAX_SHADER_INPUTS]; - - int high_temp; - int temp_temp_count; - int num_regs; - - uint depth_id; - uint colour_id; - - unsigned inst_offset; - - struct { - int pipe; - float vals[4]; - } consts[MAX_CONSTS]; - int nr_consts; - - struct nv30_sreg imm[MAX_IMM]; - unsigned nr_imm; -}; - -static INLINE struct nv30_sreg -temp(struct nv30_fpc *fpc) -{ - int idx; - - idx = fpc->temp_temp_count++; - idx += fpc->high_temp + 1; - return nv30_sr(NV30SR_TEMP, idx); -} - -static INLINE struct nv30_sreg -constant(struct nv30_fpc *fpc, int pipe, float vals[4]) -{ - int idx; - - if (fpc->nr_consts == MAX_CONSTS) - assert(0); - idx = fpc->nr_consts++; - - fpc->consts[idx].pipe = pipe; - if (pipe == -1) - memcpy(fpc->consts[idx].vals, vals, 4 * sizeof(float)); - return nv30_sr(NV30SR_CONST, idx); -} - -#define arith(cc,s,o,d,m,s0,s1,s2) \ - nv30_fp_arith((cc), (s), NV30_FP_OP_OPCODE_##o, \ - (d), (m), (s0), (s1), (s2)) -#define tex(cc,s,o,u,d,m,s0,s1,s2) \ - nv30_fp_tex((cc), (s), NV30_FP_OP_OPCODE_##o, (u), \ - (d), (m), (s0), none, none) - -static void -grow_insns(struct nv30_fpc *fpc, int size) -{ - struct nv30_fragment_program *fp = fpc->fp; - - fp->insn_len += size; - fp->insn = realloc(fp->insn, sizeof(uint32_t) * fp->insn_len); -} - -static void -emit_src(struct nv30_fpc *fpc, int pos, struct nv30_sreg src) -{ - struct nv30_fragment_program *fp = fpc->fp; - uint32_t *hw = &fp->insn[fpc->inst_offset]; - uint32_t sr = 0; - - switch (src.type) { - case NV30SR_INPUT: - sr |= (NV30_FP_REG_TYPE_INPUT << NV30_FP_REG_TYPE_SHIFT); - hw[0] |= (src.index << NV30_FP_OP_INPUT_SRC_SHIFT); - break; - case NV30SR_OUTPUT: - sr |= NV30_FP_REG_SRC_HALF; - /* fall-through */ - case NV30SR_TEMP: - sr |= (NV30_FP_REG_TYPE_TEMP << NV30_FP_REG_TYPE_SHIFT); - sr |= (src.index << NV30_FP_REG_SRC_SHIFT); - break; - case NV30SR_CONST: - grow_insns(fpc, 4); - hw = &fp->insn[fpc->inst_offset]; - if (fpc->consts[src.index].pipe >= 0) { - struct nv30_fragment_program_data *fpd; - - fp->consts = realloc(fp->consts, ++fp->nr_consts * - sizeof(*fpd)); - fpd = &fp->consts[fp->nr_consts - 1]; - fpd->offset = fpc->inst_offset + 4; - fpd->index = fpc->consts[src.index].pipe; - memset(&fp->insn[fpd->offset], 0, sizeof(uint32_t) * 4); - } else { - memcpy(&fp->insn[fpc->inst_offset + 4], - fpc->consts[src.index].vals, - sizeof(uint32_t) * 4); - } - - sr |= (NV30_FP_REG_TYPE_CONST << NV30_FP_REG_TYPE_SHIFT); - break; - case NV30SR_NONE: - sr |= (NV30_FP_REG_TYPE_INPUT << NV30_FP_REG_TYPE_SHIFT); - break; - default: - assert(0); - } - - if (src.negate) - sr |= NV30_FP_REG_NEGATE; - - if (src.abs) - hw[1] |= (1 << (29 + pos)); - - sr |= ((src.swz[0] << NV30_FP_REG_SWZ_X_SHIFT) | - (src.swz[1] << NV30_FP_REG_SWZ_Y_SHIFT) | - (src.swz[2] << NV30_FP_REG_SWZ_Z_SHIFT) | - (src.swz[3] << NV30_FP_REG_SWZ_W_SHIFT)); - - hw[pos + 1] |= sr; -} - -static void -emit_dst(struct nv30_fpc *fpc, struct nv30_sreg dst) -{ - struct nv30_fragment_program *fp = fpc->fp; - uint32_t *hw = &fp->insn[fpc->inst_offset]; - - switch (dst.type) { - case NV30SR_TEMP: - if (fpc->num_regs < (dst.index + 1)) - fpc->num_regs = dst.index + 1; - break; - case NV30SR_OUTPUT: - if (dst.index == 1) { - fp->fp_control |= 0xe; - } else { - hw[0] |= NV30_FP_OP_OUT_REG_HALF; - } - break; - case NV30SR_NONE: - hw[0] |= (1 << 30); - break; - default: - assert(0); - } - - hw[0] |= (dst.index << NV30_FP_OP_OUT_REG_SHIFT); -} - -static void -nv30_fp_arith(struct nv30_fpc *fpc, int sat, int op, - struct nv30_sreg dst, int mask, - struct nv30_sreg s0, struct nv30_sreg s1, struct nv30_sreg s2) -{ - struct nv30_fragment_program *fp = fpc->fp; - uint32_t *hw; - - fpc->inst_offset = fp->insn_len; - grow_insns(fpc, 4); - hw = &fp->insn[fpc->inst_offset]; - memset(hw, 0, sizeof(uint32_t) * 4); - - if (op == NV30_FP_OP_OPCODE_KIL) - fp->fp_control |= NV34TCL_FP_CONTROL_USES_KIL; - hw[0] |= (op << NV30_FP_OP_OPCODE_SHIFT); - hw[0] |= (mask << NV30_FP_OP_OUTMASK_SHIFT); - hw[2] |= (dst.dst_scale << NV30_FP_OP_DST_SCALE_SHIFT); - - if (sat) - hw[0] |= NV30_FP_OP_OUT_SAT; - - if (dst.cc_update) - hw[0] |= NV30_FP_OP_COND_WRITE_ENABLE; - hw[1] |= (dst.cc_test << NV30_FP_OP_COND_SHIFT); - hw[1] |= ((dst.cc_swz[0] << NV30_FP_OP_COND_SWZ_X_SHIFT) | - (dst.cc_swz[1] << NV30_FP_OP_COND_SWZ_Y_SHIFT) | - (dst.cc_swz[2] << NV30_FP_OP_COND_SWZ_Z_SHIFT) | - (dst.cc_swz[3] << NV30_FP_OP_COND_SWZ_W_SHIFT)); - - emit_dst(fpc, dst); - emit_src(fpc, 0, s0); - emit_src(fpc, 1, s1); - emit_src(fpc, 2, s2); -} - -static void -nv30_fp_tex(struct nv30_fpc *fpc, int sat, int op, int unit, - struct nv30_sreg dst, int mask, - struct nv30_sreg s0, struct nv30_sreg s1, struct nv30_sreg s2) -{ - struct nv30_fragment_program *fp = fpc->fp; - - nv30_fp_arith(fpc, sat, op, dst, mask, s0, s1, s2); - - fp->insn[fpc->inst_offset] |= (unit << NV30_FP_OP_TEX_UNIT_SHIFT); - fp->samplers |= (1 << unit); -} - -static INLINE struct nv30_sreg -tgsi_src(struct nv30_fpc *fpc, const struct tgsi_full_src_register *fsrc) -{ - struct nv30_sreg src; - - switch (fsrc->Register.File) { - case TGSI_FILE_INPUT: - src = nv30_sr(NV30SR_INPUT, - fpc->attrib_map[fsrc->Register.Index]); - break; - case TGSI_FILE_CONSTANT: - src = constant(fpc, fsrc->Register.Index, NULL); - break; - case TGSI_FILE_IMMEDIATE: - assert(fsrc->Register.Index < fpc->nr_imm); - src = fpc->imm[fsrc->Register.Index]; - break; - case TGSI_FILE_TEMPORARY: - src = nv30_sr(NV30SR_TEMP, fsrc->Register.Index + 1); - if (fpc->high_temp < src.index) - fpc->high_temp = src.index; - break; - /* This is clearly insane, but gallium hands us shaders like this. - * Luckily fragprog results are just temp regs.. - */ - case TGSI_FILE_OUTPUT: - if (fsrc->Register.Index == fpc->colour_id) - return nv30_sr(NV30SR_OUTPUT, 0); - else - return nv30_sr(NV30SR_OUTPUT, 1); - break; - default: - NOUVEAU_ERR("bad src file\n"); - break; - } - - src.abs = fsrc->Register.Absolute; - src.negate = fsrc->Register.Negate; - src.swz[0] = fsrc->Register.SwizzleX; - src.swz[1] = fsrc->Register.SwizzleY; - src.swz[2] = fsrc->Register.SwizzleZ; - src.swz[3] = fsrc->Register.SwizzleW; - return src; -} - -static INLINE struct nv30_sreg -tgsi_dst(struct nv30_fpc *fpc, const struct tgsi_full_dst_register *fdst) { - int idx; - - switch (fdst->Register.File) { - case TGSI_FILE_OUTPUT: - if (fdst->Register.Index == fpc->colour_id) - return nv30_sr(NV30SR_OUTPUT, 0); - else - return nv30_sr(NV30SR_OUTPUT, 1); - break; - case TGSI_FILE_TEMPORARY: - idx = fdst->Register.Index + 1; - if (fpc->high_temp < idx) - fpc->high_temp = idx; - return nv30_sr(NV30SR_TEMP, idx); - case TGSI_FILE_NULL: - return nv30_sr(NV30SR_NONE, 0); - default: - NOUVEAU_ERR("bad dst file %d\n", fdst->Register.File); - return nv30_sr(NV30SR_NONE, 0); - } -} - -static INLINE int -tgsi_mask(uint tgsi) -{ - int mask = 0; - - if (tgsi & TGSI_WRITEMASK_X) mask |= MASK_X; - if (tgsi & TGSI_WRITEMASK_Y) mask |= MASK_Y; - if (tgsi & TGSI_WRITEMASK_Z) mask |= MASK_Z; - if (tgsi & TGSI_WRITEMASK_W) mask |= MASK_W; - return mask; -} - -static boolean -src_native_swz(struct nv30_fpc *fpc, const struct tgsi_full_src_register *fsrc, - struct nv30_sreg *src) -{ - const struct nv30_sreg none = nv30_sr(NV30SR_NONE, 0); - struct nv30_sreg tgsi = tgsi_src(fpc, fsrc); - uint mask = 0; - uint c; - - for (c = 0; c < 4; c++) { - switch (tgsi_util_get_full_src_register_swizzle(fsrc, c)) { - case TGSI_SWIZZLE_X: - case TGSI_SWIZZLE_Y: - case TGSI_SWIZZLE_Z: - case TGSI_SWIZZLE_W: - mask |= (1 << c); - break; - default: - assert(0); - } - } - - if (mask == MASK_ALL) - return TRUE; - - *src = temp(fpc); - - if (mask) - arith(fpc, 0, MOV, *src, mask, tgsi, none, none); - - return FALSE; -} - -static boolean -nv30_fragprog_parse_instruction(struct nv30_fpc *fpc, - const struct tgsi_full_instruction *finst) -{ - const struct nv30_sreg none = nv30_sr(NV30SR_NONE, 0); - struct nv30_sreg src[3], dst, tmp; - int mask, sat, unit = 0; - int ai = -1, ci = -1; - int i; - - if (finst->Instruction.Opcode == TGSI_OPCODE_END) - return TRUE; - - fpc->temp_temp_count = 0; - for (i = 0; i < finst->Instruction.NumSrcRegs; i++) { - const struct tgsi_full_src_register *fsrc; - - fsrc = &finst->Src[i]; - if (fsrc->Register.File == TGSI_FILE_TEMPORARY) { - src[i] = tgsi_src(fpc, fsrc); - } - } - - for (i = 0; i < finst->Instruction.NumSrcRegs; i++) { - const struct tgsi_full_src_register *fsrc; - - fsrc = &finst->Src[i]; - - switch (fsrc->Register.File) { - case TGSI_FILE_INPUT: - case TGSI_FILE_CONSTANT: - case TGSI_FILE_TEMPORARY: - if (!src_native_swz(fpc, fsrc, &src[i])) - continue; - break; - default: - break; - } - - switch (fsrc->Register.File) { - case TGSI_FILE_INPUT: - if (ai == -1 || ai == fsrc->Register.Index) { - ai = fsrc->Register.Index; - src[i] = tgsi_src(fpc, fsrc); - } else { - NOUVEAU_MSG("extra src attr %d\n", - fsrc->Register.Index); - src[i] = temp(fpc); - arith(fpc, 0, MOV, src[i], MASK_ALL, - tgsi_src(fpc, fsrc), none, none); - } - break; - case TGSI_FILE_CONSTANT: - case TGSI_FILE_IMMEDIATE: - if (ci == -1 || ci == fsrc->Register.Index) { - ci = fsrc->Register.Index; - src[i] = tgsi_src(fpc, fsrc); - } else { - src[i] = temp(fpc); - arith(fpc, 0, MOV, src[i], MASK_ALL, - tgsi_src(fpc, fsrc), none, none); - } - break; - case TGSI_FILE_TEMPORARY: - /* handled above */ - break; - case TGSI_FILE_SAMPLER: - unit = fsrc->Register.Index; - break; - case TGSI_FILE_OUTPUT: - break; - default: - NOUVEAU_ERR("bad src file\n"); - return FALSE; - } - } - - dst = tgsi_dst(fpc, &finst->Dst[0]); - mask = tgsi_mask(finst->Dst[0].Register.WriteMask); - sat = (finst->Instruction.Saturate == TGSI_SAT_ZERO_ONE); - - switch (finst->Instruction.Opcode) { - case TGSI_OPCODE_ABS: - arith(fpc, sat, MOV, dst, mask, abs(src[0]), none, none); - break; - case TGSI_OPCODE_ADD: - arith(fpc, sat, ADD, dst, mask, src[0], src[1], none); - break; - case TGSI_OPCODE_CMP: - tmp = nv30_sr(NV30SR_NONE, 0); - tmp.cc_update = 1; - arith(fpc, 0, MOV, tmp, 0xf, src[0], none, none); - dst.cc_test = NV30_VP_INST_COND_GE; - arith(fpc, sat, MOV, dst, mask, src[2], none, none); - dst.cc_test = NV30_VP_INST_COND_LT; - arith(fpc, sat, MOV, dst, mask, src[1], none, none); - break; - case TGSI_OPCODE_COS: - arith(fpc, sat, COS, dst, mask, src[0], none, none); - break; - case TGSI_OPCODE_DP3: - arith(fpc, sat, DP3, dst, mask, src[0], src[1], none); - break; - case TGSI_OPCODE_DP4: - arith(fpc, sat, DP4, dst, mask, src[0], src[1], none); - break; - case TGSI_OPCODE_DPH: - tmp = temp(fpc); - arith(fpc, 0, DP3, tmp, MASK_X, src[0], src[1], none); - arith(fpc, sat, ADD, dst, mask, swz(tmp, X, X, X, X), - swz(src[1], W, W, W, W), none); - break; - case TGSI_OPCODE_DST: - arith(fpc, sat, DST, dst, mask, src[0], src[1], none); - break; - case TGSI_OPCODE_EX2: - arith(fpc, sat, EX2, dst, mask, src[0], none, none); - break; - case TGSI_OPCODE_FLR: - arith(fpc, sat, FLR, dst, mask, src[0], none, none); - break; - case TGSI_OPCODE_FRC: - arith(fpc, sat, FRC, dst, mask, src[0], none, none); - break; - case TGSI_OPCODE_KILP: - arith(fpc, 0, KIL, none, 0, none, none, none); - break; - case TGSI_OPCODE_KIL: - dst = nv30_sr(NV30SR_NONE, 0); - dst.cc_update = 1; - arith(fpc, 0, MOV, dst, MASK_ALL, src[0], none, none); - dst.cc_update = 0; dst.cc_test = NV30_FP_OP_COND_LT; - arith(fpc, 0, KIL, dst, 0, none, none, none); - break; - case TGSI_OPCODE_LG2: - arith(fpc, sat, LG2, dst, mask, src[0], none, none); - break; -// case TGSI_OPCODE_LIT: - case TGSI_OPCODE_LRP: - arith(fpc, sat, LRP, dst, mask, src[0], src[1], src[2]); - break; - case TGSI_OPCODE_MAD: - arith(fpc, sat, MAD, dst, mask, src[0], src[1], src[2]); - break; - case TGSI_OPCODE_MAX: - arith(fpc, sat, MAX, dst, mask, src[0], src[1], none); - break; - case TGSI_OPCODE_MIN: - arith(fpc, sat, MIN, dst, mask, src[0], src[1], none); - break; - case TGSI_OPCODE_MOV: - arith(fpc, sat, MOV, dst, mask, src[0], none, none); - break; - case TGSI_OPCODE_MUL: - arith(fpc, sat, MUL, dst, mask, src[0], src[1], none); - break; - case TGSI_OPCODE_POW: - arith(fpc, sat, POW, dst, mask, src[0], src[1], none); - break; - case TGSI_OPCODE_RCP: - arith(fpc, sat, RCP, dst, mask, src[0], none, none); - break; - case TGSI_OPCODE_RET: - assert(0); - break; - case TGSI_OPCODE_RFL: - arith(fpc, 0, RFL, dst, mask, src[0], src[1], none); - break; - case TGSI_OPCODE_RSQ: - arith(fpc, sat, RSQ, dst, mask, abs(swz(src[0], X, X, X, X)), none, none); - break; - case TGSI_OPCODE_SCS: - /* avoid overwriting the source */ - if(src[0].swz[SWZ_X] != SWZ_X) - { - if (mask & MASK_X) { - arith(fpc, sat, COS, dst, MASK_X, - swz(src[0], X, X, X, X), none, none); - } - if (mask & MASK_Y) { - arith(fpc, sat, SIN, dst, MASK_Y, - swz(src[0], X, X, X, X), none, none); - } - } - else - { - if (mask & MASK_Y) { - arith(fpc, sat, SIN, dst, MASK_Y, - swz(src[0], X, X, X, X), none, none); - } - if (mask & MASK_X) { - arith(fpc, sat, COS, dst, MASK_X, - swz(src[0], X, X, X, X), none, none); - } - } - break; - case TGSI_OPCODE_SIN: - arith(fpc, sat, SIN, dst, mask, src[0], none, none); - break; - case TGSI_OPCODE_SGE: - arith(fpc, sat, SGE, dst, mask, src[0], src[1], none); - break; - case TGSI_OPCODE_SGT: - arith(fpc, sat, SGT, dst, mask, src[0], src[1], none); - break; - case TGSI_OPCODE_SLT: - arith(fpc, sat, SLT, dst, mask, src[0], src[1], none); - break; - case TGSI_OPCODE_SUB: - arith(fpc, sat, ADD, dst, mask, src[0], neg(src[1]), none); - break; - case TGSI_OPCODE_TEX: - tex(fpc, sat, TEX, unit, dst, mask, src[0], none, none); - break; - case TGSI_OPCODE_TXB: - tex(fpc, sat, TXB, unit, dst, mask, src[0], none, none); - break; - case TGSI_OPCODE_TXP: - tex(fpc, sat, TXP, unit, dst, mask, src[0], none, none); - break; - case TGSI_OPCODE_XPD: - tmp = temp(fpc); - arith(fpc, 0, MUL, tmp, mask, - swz(src[0], Z, X, Y, Y), swz(src[1], Y, Z, X, X), none); - arith(fpc, sat, MAD, dst, (mask & ~MASK_W), - swz(src[0], Y, Z, X, X), swz(src[1], Z, X, Y, Y), - neg(tmp)); - break; - default: - NOUVEAU_ERR("invalid opcode %d\n", finst->Instruction.Opcode); - return FALSE; - } - - return TRUE; -} - -static boolean -nv30_fragprog_parse_decl_attrib(struct nv30_fpc *fpc, - const struct tgsi_full_declaration *fdec) -{ - int hw; - - switch (fdec->Semantic.Name) { - case TGSI_SEMANTIC_POSITION: - hw = NV30_FP_OP_INPUT_SRC_POSITION; - break; - case TGSI_SEMANTIC_COLOR: - if (fdec->Semantic.Index == 0) { - hw = NV30_FP_OP_INPUT_SRC_COL0; - } else - if (fdec->Semantic.Index == 1) { - hw = NV30_FP_OP_INPUT_SRC_COL1; - } else { - NOUVEAU_ERR("bad colour semantic index\n"); - return FALSE; - } - break; - case TGSI_SEMANTIC_FOG: - hw = NV30_FP_OP_INPUT_SRC_FOGC; - break; - case TGSI_SEMANTIC_GENERIC: - if (fdec->Semantic.Index <= 7) { - hw = NV30_FP_OP_INPUT_SRC_TC(fdec->Semantic. - Index); - } else { - NOUVEAU_ERR("bad generic semantic index\n"); - return FALSE; - } - break; - default: - NOUVEAU_ERR("bad input semantic\n"); - return FALSE; - } - - fpc->attrib_map[fdec->Range.First] = hw; - return TRUE; -} - -static boolean -nv30_fragprog_parse_decl_output(struct nv30_fpc *fpc, - const struct tgsi_full_declaration *fdec) -{ - switch (fdec->Semantic.Name) { - case TGSI_SEMANTIC_POSITION: - fpc->depth_id = fdec->Range.First; - break; - case TGSI_SEMANTIC_COLOR: - fpc->colour_id = fdec->Range.First; - break; - default: - NOUVEAU_ERR("bad output semantic\n"); - return FALSE; - } - - return TRUE; -} - -static boolean -nv30_fragprog_prepare(struct nv30_fpc *fpc) -{ - struct tgsi_parse_context p; - /*int high_temp = -1, i;*/ - - tgsi_parse_init(&p, fpc->fp->pipe.tokens); - while (!tgsi_parse_end_of_tokens(&p)) { - const union tgsi_full_token *tok = &p.FullToken; - - tgsi_parse_token(&p); - switch(tok->Token.Type) { - case TGSI_TOKEN_TYPE_DECLARATION: - { - const struct tgsi_full_declaration *fdec; - fdec = &p.FullToken.FullDeclaration; - switch (fdec->Declaration.File) { - case TGSI_FILE_INPUT: - if (!nv30_fragprog_parse_decl_attrib(fpc, fdec)) - goto out_err; - break; - case TGSI_FILE_OUTPUT: - if (!nv30_fragprog_parse_decl_output(fpc, fdec)) - goto out_err; - break; - /*case TGSI_FILE_TEMPORARY: - if (fdec->Range.Last > high_temp) { - high_temp = - fdec->Range.Last; - } - break;*/ - default: - break; - } - } - break; - case TGSI_TOKEN_TYPE_IMMEDIATE: - { - struct tgsi_full_immediate *imm; - float vals[4]; - - imm = &p.FullToken.FullImmediate; - assert(imm->Immediate.DataType == TGSI_IMM_FLOAT32); - assert(fpc->nr_imm < MAX_IMM); - - vals[0] = imm->u[0].Float; - vals[1] = imm->u[1].Float; - vals[2] = imm->u[2].Float; - vals[3] = imm->u[3].Float; - fpc->imm[fpc->nr_imm++] = constant(fpc, -1, vals); - } - break; - default: - break; - } - } - tgsi_parse_free(&p); - - /*if (++high_temp) { - fpc->r_temp = CALLOC(high_temp, sizeof(struct nv30_sreg)); - for (i = 0; i < high_temp; i++) - fpc->r_temp[i] = temp(fpc); - fpc->r_temps_discard = 0; - }*/ - - return TRUE; - -out_err: - /*if (fpc->r_temp) - FREE(fpc->r_temp);*/ - tgsi_parse_free(&p); - return FALSE; -} - -static void -nv30_fragprog_translate(struct nv30_context *nv30, - struct nv30_fragment_program *fp) -{ - struct tgsi_parse_context parse; - struct nv30_fpc *fpc = NULL; - - tgsi_dump(fp->pipe.tokens,0); - - fpc = CALLOC(1, sizeof(struct nv30_fpc)); - if (!fpc) - return; - fpc->fp = fp; - fpc->high_temp = -1; - fpc->num_regs = 2; - - if (!nv30_fragprog_prepare(fpc)) { - FREE(fpc); - return; - } - - tgsi_parse_init(&parse, fp->pipe.tokens); - - while (!tgsi_parse_end_of_tokens(&parse)) { - tgsi_parse_token(&parse); - - switch (parse.FullToken.Token.Type) { - case TGSI_TOKEN_TYPE_INSTRUCTION: - { - const struct tgsi_full_instruction *finst; - - finst = &parse.FullToken.FullInstruction; - if (!nv30_fragprog_parse_instruction(fpc, finst)) - goto out_err; - } - break; - default: - break; - } - } - - fp->fp_control |= (fpc->num_regs-1)/2; - fp->fp_reg_control = (1<<16)|0x4; - - /* Terminate final instruction */ - fp->insn[fpc->inst_offset] |= 0x00000001; - - /* Append NOP + END instruction, may or may not be necessary. */ - fpc->inst_offset = fp->insn_len; - grow_insns(fpc, 4); - fp->insn[fpc->inst_offset + 0] = 0x00000001; - fp->insn[fpc->inst_offset + 1] = 0x00000000; - fp->insn[fpc->inst_offset + 2] = 0x00000000; - fp->insn[fpc->inst_offset + 3] = 0x00000000; - - fp->translated = TRUE; - fp->on_hw = FALSE; -out_err: - tgsi_parse_free(&parse); - FREE(fpc); -} - -static void -nv30_fragprog_upload(struct nv30_context *nv30, - struct nv30_fragment_program *fp) -{ - struct pipe_screen *pscreen = nv30->pipe.screen; - const uint32_t le = 1; - uint32_t *map; - int i; - - map = pipe_buffer_map(pscreen, fp->buffer, PIPE_BUFFER_USAGE_CPU_WRITE); - -#if 0 - for (i = 0; i < fp->insn_len; i++) { - fflush(stdout); fflush(stderr); - NOUVEAU_ERR("%d 0x%08x\n", i, fp->insn[i]); - fflush(stdout); fflush(stderr); - } -#endif - - if ((*(const uint8_t *)&le)) { - for (i = 0; i < fp->insn_len; i++) { - map[i] = fp->insn[i]; - } - } else { - /* Weird swapping for big-endian chips */ - for (i = 0; i < fp->insn_len; i++) { - map[i] = ((fp->insn[i] & 0xffff) << 16) | - ((fp->insn[i] >> 16) & 0xffff); - } - } - - pipe_buffer_unmap(pscreen, fp->buffer); -} - -static boolean -nv30_fragprog_validate(struct nv30_context *nv30) -{ - struct nv30_fragment_program *fp = nv30->fragprog; - struct pipe_buffer *constbuf = - nv30->constbuf[PIPE_SHADER_FRAGMENT]; - struct pipe_screen *pscreen = nv30->pipe.screen; - struct nouveau_stateobj *so; - boolean new_consts = FALSE; - int i; - - if (fp->translated) - goto update_constants; - - /*nv30->fallback_swrast &= ~NV30_NEW_FRAGPROG;*/ - nv30_fragprog_translate(nv30, fp); - if (!fp->translated) { - /*nv30->fallback_swrast |= NV30_NEW_FRAGPROG;*/ - return FALSE; - } - - fp->buffer = pscreen->buffer_create(pscreen, 0x100, 0, fp->insn_len * 4); - nv30_fragprog_upload(nv30, fp); - - so = so_new(4, 4, 1); - so_method(so, nv30->screen->rankine, NV34TCL_FP_ACTIVE_PROGRAM, 1); - so_reloc (so, nouveau_bo(fp->buffer), 0, NOUVEAU_BO_VRAM | - NOUVEAU_BO_GART | NOUVEAU_BO_RD | NOUVEAU_BO_LOW | - NOUVEAU_BO_OR, NV34TCL_FP_ACTIVE_PROGRAM_DMA0, - NV34TCL_FP_ACTIVE_PROGRAM_DMA1); - so_method(so, nv30->screen->rankine, NV34TCL_FP_CONTROL, 1); - so_data (so, fp->fp_control); - so_method(so, nv30->screen->rankine, NV34TCL_FP_REG_CONTROL, 1); - so_data (so, fp->fp_reg_control); - so_method(so, nv30->screen->rankine, NV34TCL_TX_UNITS_ENABLE, 1); - so_data (so, fp->samplers); - so_ref(so, &fp->so); - so_ref(NULL, &so); - -update_constants: - if (fp->nr_consts) { - float *map; - - map = pipe_buffer_map(pscreen, constbuf, - PIPE_BUFFER_USAGE_CPU_READ); - for (i = 0; i < fp->nr_consts; i++) { - struct nv30_fragment_program_data *fpd = &fp->consts[i]; - uint32_t *p = &fp->insn[fpd->offset]; - uint32_t *cb = (uint32_t *)&map[fpd->index * 4]; - - if (!memcmp(p, cb, 4 * sizeof(float))) - continue; - memcpy(p, cb, 4 * sizeof(float)); - new_consts = TRUE; - } - pipe_buffer_unmap(pscreen, constbuf); - - if (new_consts) - nv30_fragprog_upload(nv30, fp); - } - - if (new_consts || fp->so != nv30->state.hw[NV30_STATE_FRAGPROG]) { - so_ref(fp->so, &nv30->state.hw[NV30_STATE_FRAGPROG]); - return TRUE; - } - - return FALSE; -} - -void -nv30_fragprog_destroy(struct nv30_context *nv30, - struct nv30_fragment_program *fp) -{ - if (fp->buffer) - pipe_buffer_reference(&fp->buffer, NULL); - - if (fp->so) - so_ref(NULL, &fp->so); - - if (fp->insn_len) - FREE(fp->insn); -} - -struct nv30_state_entry nv30_state_fragprog = { - .validate = nv30_fragprog_validate, - .dirty = { - .pipe = NV30_NEW_FRAGPROG, - .hw = NV30_STATE_FRAGPROG - } -}; |