+++ /dev/null
-#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_parse.h"
-#include "tgsi/tgsi_dump.h"
-
-#include "nv30_context.h"
-#include "nvfx_state.h"
-
-/* TODO (at least...):
- * 1. Indexed consts + ARL
- * 2. Arb. swz/negation
- * 3. NV_vp11, NV_vp2, NV_vp3 features
- * - extra arith opcodes
- * - branching
- * - texture sampling
- * - indexed attribs
- * - indexed results
- * 4. bugs
- */
-
-#define SWZ_X 0
-#define SWZ_Y 1
-#define SWZ_Z 2
-#define SWZ_W 3
-#define MASK_X 8
-#define MASK_Y 4
-#define MASK_Z 2
-#define MASK_W 1
-#define MASK_ALL (MASK_X|MASK_Y|MASK_Z|MASK_W)
-#define DEF_SCALE 0
-#define DEF_CTEST 0
-#include "nv30_shader.h"
-
-#define swz(s,x,y,z,w) nvfx_sr_swz((s), SWZ_##x, SWZ_##y, SWZ_##z, SWZ_##w)
-#define neg(s) nvfx_sr_neg((s))
-#define abs(s) nvfx_sr_abs((s))
-
-struct nv30_vpc {
- struct nvfx_vertex_program *vp;
-
- struct nvfx_vertex_program_exec *vpi;
-
- unsigned output_map[PIPE_MAX_SHADER_OUTPUTS];
-
- int high_temp;
- int temp_temp_count;
-
- struct nvfx_sreg *imm;
- unsigned nr_imm;
-};
-
-static struct nvfx_sreg
-temp(struct nv30_vpc *vpc)
-{
- int idx;
-
- idx = vpc->temp_temp_count++;
- idx += vpc->high_temp + 1;
- return nvfx_sr(NVFXSR_TEMP, idx);
-}
-
-static struct nvfx_sreg
-constant(struct nv30_vpc *vpc, int pipe, float x, float y, float z, float w)
-{
- struct nvfx_vertex_program *vp = vpc->vp;
- struct nvfx_vertex_program_data *vpd;
- int idx;
-
- if (pipe >= 0) {
- for (idx = 0; idx < vp->nr_consts; idx++) {
- if (vp->consts[idx].index == pipe)
- return nvfx_sr(NVFXSR_CONST, idx);
- }
- }
-
- idx = vp->nr_consts++;
- vp->consts = realloc(vp->consts, sizeof(*vpd) * vp->nr_consts);
- vpd = &vp->consts[idx];
-
- vpd->index = pipe;
- vpd->value[0] = x;
- vpd->value[1] = y;
- vpd->value[2] = z;
- vpd->value[3] = w;
- return nvfx_sr(NVFXSR_CONST, idx);
-}
-
-#define arith(cc,s,o,d,m,s0,s1,s2) \
- nv30_vp_arith((cc), NVFX_VP_INST_SLOT_##s, NVFX_VP_INST_##s##_OP_##o, (d), (m), (s0), (s1), (s2))
-
-static void
-emit_src(struct nv30_vpc *vpc, uint32_t *hw, int pos, struct nvfx_sreg src)
-{
- struct nvfx_vertex_program *vp = vpc->vp;
- uint32_t sr = 0;
-
- switch (src.type) {
- case NVFXSR_TEMP:
- sr |= (NV30_VP_SRC_REG_TYPE_TEMP << NV30_VP_SRC_REG_TYPE_SHIFT);
- sr |= (src.index << NV30_VP_SRC_TEMP_SRC_SHIFT);
- break;
- case NVFXSR_INPUT:
- sr |= (NV30_VP_SRC_REG_TYPE_INPUT <<
- NV30_VP_SRC_REG_TYPE_SHIFT);
- vp->ir |= (1 << src.index);
- hw[1] |= (src.index << NV30_VP_INST_INPUT_SRC_SHIFT);
- break;
- case NVFXSR_CONST:
- sr |= (NV30_VP_SRC_REG_TYPE_CONST <<
- NV30_VP_SRC_REG_TYPE_SHIFT);
- assert(vpc->vpi->const_index == -1 ||
- vpc->vpi->const_index == src.index);
- vpc->vpi->const_index = src.index;
- break;
- case NVFXSR_NONE:
- sr |= (NV30_VP_SRC_REG_TYPE_INPUT <<
- NV30_VP_SRC_REG_TYPE_SHIFT);
- break;
- default:
- assert(0);
- }
-
- if (src.negate)
- sr |= NV30_VP_SRC_NEGATE;
-
- if (src.abs)
- hw[0] |= (1 << (21 + pos));
-
- sr |= ((src.swz[0] << NV30_VP_SRC_SWZ_X_SHIFT) |
- (src.swz[1] << NV30_VP_SRC_SWZ_Y_SHIFT) |
- (src.swz[2] << NV30_VP_SRC_SWZ_Z_SHIFT) |
- (src.swz[3] << NV30_VP_SRC_SWZ_W_SHIFT));
-
-/*
- * |VVV|
- * d�.�b
- * \u/
- *
- */
-
- switch (pos) {
- case 0:
- hw[1] |= ((sr & NV30_VP_SRC0_HIGH_MASK) >>
- NV30_VP_SRC0_HIGH_SHIFT) << NV30_VP_INST_SRC0H_SHIFT;
- hw[2] |= (sr & NV30_VP_SRC0_LOW_MASK) <<
- NV30_VP_INST_SRC0L_SHIFT;
- break;
- case 1:
- hw[2] |= sr << NV30_VP_INST_SRC1_SHIFT;
- break;
- case 2:
- hw[2] |= ((sr & NV30_VP_SRC2_HIGH_MASK) >>
- NV30_VP_SRC2_HIGH_SHIFT) << NV30_VP_INST_SRC2H_SHIFT;
- hw[3] |= (sr & NV30_VP_SRC2_LOW_MASK) <<
- NV30_VP_INST_SRC2L_SHIFT;
- break;
- default:
- assert(0);
- }
-}
-
-static void
-emit_dst(struct nv30_vpc *vpc, uint32_t *hw, int slot, struct nvfx_sreg dst)
-{
- struct nvfx_vertex_program *vp = vpc->vp;
-
- switch (dst.type) {
- case NVFXSR_TEMP:
- hw[0] |= (dst.index << NV30_VP_INST_DEST_TEMP_ID_SHIFT);
- break;
- case NVFXSR_OUTPUT:
- switch (dst.index) {
- case NV30_VP_INST_DEST_COL0 : vp->or |= (1 << 0); break;
- case NV30_VP_INST_DEST_COL1 : vp->or |= (1 << 1); break;
- case NV30_VP_INST_DEST_BFC0 : vp->or |= (1 << 2); break;
- case NV30_VP_INST_DEST_BFC1 : vp->or |= (1 << 3); break;
- case NV30_VP_INST_DEST_FOGC : vp->or |= (1 << 4); break;
- case NV30_VP_INST_DEST_PSZ : vp->or |= (1 << 5); break;
- case NV30_VP_INST_DEST_TC(0): vp->or |= (1 << 14); break;
- case NV30_VP_INST_DEST_TC(1): vp->or |= (1 << 15); break;
- case NV30_VP_INST_DEST_TC(2): vp->or |= (1 << 16); break;
- case NV30_VP_INST_DEST_TC(3): vp->or |= (1 << 17); break;
- case NV30_VP_INST_DEST_TC(4): vp->or |= (1 << 18); break;
- case NV30_VP_INST_DEST_TC(5): vp->or |= (1 << 19); break;
- case NV30_VP_INST_DEST_TC(6): vp->or |= (1 << 20); break;
- case NV30_VP_INST_DEST_TC(7): vp->or |= (1 << 21); break;
- default:
- break;
- }
-
- hw[3] |= (dst.index << NV30_VP_INST_DEST_SHIFT);
- hw[0] |= NV30_VP_INST_VEC_DEST_TEMP_MASK | (1<<20);
-
- /*XXX: no way this is entirely correct, someone needs to
- * figure out what exactly it is.
- */
- hw[3] |= 0x800;
- break;
- default:
- assert(0);
- }
-}
-
-static void
-nv30_vp_arith(struct nv30_vpc *vpc, int slot, int op,
- struct nvfx_sreg dst, int mask,
- struct nvfx_sreg s0, struct nvfx_sreg s1,
- struct nvfx_sreg s2)
-{
- struct nvfx_vertex_program *vp = vpc->vp;
- uint32_t *hw;
-
- vp->insns = realloc(vp->insns, ++vp->nr_insns * sizeof(*vpc->vpi));
- vpc->vpi = &vp->insns[vp->nr_insns - 1];
- memset(vpc->vpi, 0, sizeof(*vpc->vpi));
- vpc->vpi->const_index = -1;
-
- hw = vpc->vpi->data;
-
- hw[0] |= (NVFX_VP_INST_COND_TR << NV30_VP_INST_COND_SHIFT);
- hw[0] |= ((0 << NV30_VP_INST_COND_SWZ_X_SHIFT) |
- (1 << NV30_VP_INST_COND_SWZ_Y_SHIFT) |
- (2 << NV30_VP_INST_COND_SWZ_Z_SHIFT) |
- (3 << NV30_VP_INST_COND_SWZ_W_SHIFT));
-
- hw[1] |= (op << NV30_VP_INST_VEC_OPCODE_SHIFT);
-// hw[3] |= NV30_VP_INST_SCA_DEST_TEMP_MASK;
-// hw[3] |= (mask << NV30_VP_INST_VEC_WRITEMASK_SHIFT);
-
- if (dst.type == NVFXSR_OUTPUT) {
- if (slot)
- hw[3] |= (mask << NV30_VP_INST_SDEST_WRITEMASK_SHIFT);
- else
- hw[3] |= (mask << NV30_VP_INST_VDEST_WRITEMASK_SHIFT);
- } else {
- if (slot)
- hw[3] |= (mask << NV30_VP_INST_STEMP_WRITEMASK_SHIFT);
- else
- hw[3] |= (mask << NV30_VP_INST_VTEMP_WRITEMASK_SHIFT);
- }
-
- emit_dst(vpc, hw, slot, dst);
- emit_src(vpc, hw, 0, s0);
- emit_src(vpc, hw, 1, s1);
- emit_src(vpc, hw, 2, s2);
-}
-
-static INLINE struct nvfx_sreg
-tgsi_src(struct nv30_vpc *vpc, const struct tgsi_full_src_register *fsrc) {
- struct nvfx_sreg src;
-
- switch (fsrc->Register.File) {
- case TGSI_FILE_INPUT:
- src = nvfx_sr(NVFXSR_INPUT, fsrc->Register.Index);
- break;
- case TGSI_FILE_CONSTANT:
- src = constant(vpc, fsrc->Register.Index, 0, 0, 0, 0);
- break;
- case TGSI_FILE_IMMEDIATE:
- src = vpc->imm[fsrc->Register.Index];
- break;
- case TGSI_FILE_TEMPORARY:
- if (vpc->high_temp < fsrc->Register.Index)
- vpc->high_temp = fsrc->Register.Index;
- src = nvfx_sr(NVFXSR_TEMP, fsrc->Register.Index);
- 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 nvfx_sreg
-tgsi_dst(struct nv30_vpc *vpc, const struct tgsi_full_dst_register *fdst) {
- struct nvfx_sreg dst;
-
- switch (fdst->Register.File) {
- case TGSI_FILE_OUTPUT:
- dst = nvfx_sr(NVFXSR_OUTPUT,
- vpc->output_map[fdst->Register.Index]);
-
- break;
- case TGSI_FILE_TEMPORARY:
- dst = nvfx_sr(NVFXSR_TEMP, fdst->Register.Index);
- if (vpc->high_temp < dst.index)
- vpc->high_temp = dst.index;
- break;
- default:
- NOUVEAU_ERR("bad dst file\n");
- break;
- }
-
- return dst;
-}
-
-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
-nv30_vertprog_parse_instruction(struct nv30_vpc *vpc,
- const struct tgsi_full_instruction *finst)
-{
- struct nvfx_sreg src[3], dst, tmp;
- struct nvfx_sreg none = nvfx_sr(NVFXSR_NONE, 0);
- int mask;
- int ai = -1, ci = -1;
- int i;
-
- if (finst->Instruction.Opcode == TGSI_OPCODE_END)
- return TRUE;
-
- vpc->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(vpc, 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:
- if (ai == -1 || ai == fsrc->Register.Index) {
- ai = fsrc->Register.Index;
- src[i] = tgsi_src(vpc, fsrc);
- } else {
- src[i] = temp(vpc);
- arith(vpc, VEC, MOV, src[i], MASK_ALL,
- tgsi_src(vpc, fsrc), none, none);
- }
- break;
- /*XXX: index comparison is broken now that consts come from
- * two different register files.
- */
- case TGSI_FILE_CONSTANT:
- case TGSI_FILE_IMMEDIATE:
- if (ci == -1 || ci == fsrc->Register.Index) {
- ci = fsrc->Register.Index;
- src[i] = tgsi_src(vpc, fsrc);
- } else {
- src[i] = temp(vpc);
- arith(vpc, VEC, MOV, src[i], MASK_ALL,
- tgsi_src(vpc, fsrc), none, none);
- }
- break;
- case TGSI_FILE_TEMPORARY:
- /* handled above */
- break;
- default:
- NOUVEAU_ERR("bad src file\n");
- return FALSE;
- }
- }
-
- dst = tgsi_dst(vpc, &finst->Dst[0]);
- mask = tgsi_mask(finst->Dst[0].Register.WriteMask);
-
- switch (finst->Instruction.Opcode) {
- case TGSI_OPCODE_ABS:
- arith(vpc, VEC, MOV, dst, mask, abs(src[0]), none, none);
- break;
- case TGSI_OPCODE_ADD:
- arith(vpc, VEC, ADD, dst, mask, src[0], none, src[1]);
- break;
- case TGSI_OPCODE_ARL:
- arith(vpc, VEC, ARL, dst, mask, src[0], none, none);
- break;
- case TGSI_OPCODE_DP3:
- arith(vpc, VEC, DP3, dst, mask, src[0], src[1], none);
- break;
- case TGSI_OPCODE_DP4:
- arith(vpc, VEC, DP4, dst, mask, src[0], src[1], none);
- break;
- case TGSI_OPCODE_DPH:
- arith(vpc, VEC, DPH, dst, mask, src[0], src[1], none);
- break;
- case TGSI_OPCODE_DST:
- arith(vpc, VEC, DST, dst, mask, src[0], src[1], none);
- break;
- case TGSI_OPCODE_EX2:
- arith(vpc, SCA, EX2, dst, mask, none, none, src[0]);
- break;
- case TGSI_OPCODE_EXP:
- arith(vpc, SCA, EXP, dst, mask, none, none, src[0]);
- break;
- case TGSI_OPCODE_FLR:
- arith(vpc, VEC, FLR, dst, mask, src[0], none, none);
- break;
- case TGSI_OPCODE_FRC:
- arith(vpc, VEC, FRC, dst, mask, src[0], none, none);
- break;
- case TGSI_OPCODE_LG2:
- arith(vpc, SCA, LG2, dst, mask, none, none, src[0]);
- break;
- case TGSI_OPCODE_LIT:
- arith(vpc, SCA, LIT, dst, mask, none, none, src[0]);
- break;
- case TGSI_OPCODE_LOG:
- arith(vpc, SCA, LOG, dst, mask, none, none, src[0]);
- break;
- case TGSI_OPCODE_MAD:
- arith(vpc, VEC, MAD, dst, mask, src[0], src[1], src[2]);
- break;
- case TGSI_OPCODE_MAX:
- arith(vpc, VEC, MAX, dst, mask, src[0], src[1], none);
- break;
- case TGSI_OPCODE_MIN:
- arith(vpc, VEC, MIN, dst, mask, src[0], src[1], none);
- break;
- case TGSI_OPCODE_MOV:
- arith(vpc, VEC, MOV, dst, mask, src[0], none, none);
- break;
- case TGSI_OPCODE_MUL:
- arith(vpc, VEC, MUL, dst, mask, src[0], src[1], none);
- break;
- case TGSI_OPCODE_POW:
- tmp = temp(vpc);
- arith(vpc, SCA, LG2, tmp, MASK_X, none, none,
- swz(src[0], X, X, X, X));
- arith(vpc, VEC, MUL, tmp, MASK_X, swz(tmp, X, X, X, X),
- swz(src[1], X, X, X, X), none);
- arith(vpc, SCA, EX2, dst, mask, none, none,
- swz(tmp, X, X, X, X));
- break;
- case TGSI_OPCODE_RCP:
- arith(vpc, SCA, RCP, dst, mask, none, none, src[0]);
- break;
- case TGSI_OPCODE_RET:
- break;
- case TGSI_OPCODE_RSQ:
- arith(vpc, SCA, RSQ, dst, mask, none, none, src[0]);
- break;
- case TGSI_OPCODE_SGE:
- arith(vpc, VEC, SGE, dst, mask, src[0], src[1], none);
- break;
- case TGSI_OPCODE_SGT:
- arith(vpc, VEC, SGT, dst, mask, src[0], src[1], none);
- break;
- case TGSI_OPCODE_SLT:
- arith(vpc, VEC, SLT, dst, mask, src[0], src[1], none);
- break;
- case TGSI_OPCODE_SUB:
- arith(vpc, VEC, ADD, dst, mask, src[0], none, neg(src[1]));
- break;
- case TGSI_OPCODE_XPD:
- tmp = temp(vpc);
- arith(vpc, VEC, MUL, tmp, mask,
- swz(src[0], Z, X, Y, Y), swz(src[1], Y, Z, X, X), none);
- arith(vpc, VEC, 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_vertprog_parse_decl_output(struct nv30_vpc *vpc,
- const struct tgsi_full_declaration *fdec)
-{
- int hw;
-
- switch (fdec->Semantic.Name) {
- case TGSI_SEMANTIC_POSITION:
- hw = NV30_VP_INST_DEST_POS;
- break;
- case TGSI_SEMANTIC_COLOR:
- if (fdec->Semantic.Index == 0) {
- hw = NV30_VP_INST_DEST_COL0;
- } else
- if (fdec->Semantic.Index == 1) {
- hw = NV30_VP_INST_DEST_COL1;
- } else {
- NOUVEAU_ERR("bad colour semantic index\n");
- return FALSE;
- }
- break;
- case TGSI_SEMANTIC_BCOLOR:
- if (fdec->Semantic.Index == 0) {
- hw = NV30_VP_INST_DEST_BFC0;
- } else
- if (fdec->Semantic.Index == 1) {
- hw = NV30_VP_INST_DEST_BFC1;
- } else {
- NOUVEAU_ERR("bad bcolour semantic index\n");
- return FALSE;
- }
- break;
- case TGSI_SEMANTIC_FOG:
- hw = NV30_VP_INST_DEST_FOGC;
- break;
- case TGSI_SEMANTIC_PSIZE:
- hw = NV30_VP_INST_DEST_PSZ;
- break;
- case TGSI_SEMANTIC_GENERIC:
- if (fdec->Semantic.Index <= 7) {
- hw = NV30_VP_INST_DEST_TC(fdec->Semantic.Index);
- } else {
- NOUVEAU_ERR("bad generic semantic index\n");
- return FALSE;
- }
- break;
- case TGSI_SEMANTIC_EDGEFLAG:
- NOUVEAU_ERR("cannot handle edgeflag output\n");
- return FALSE;
- default:
- NOUVEAU_ERR("bad output semantic\n");
- return FALSE;
- }
-
- vpc->output_map[fdec->Range.First] = hw;
- return TRUE;
-}
-
-static boolean
-nv30_vertprog_prepare(struct nv30_vpc *vpc)
-{
- struct tgsi_parse_context p;
- int nr_imm = 0;
-
- tgsi_parse_init(&p, vpc->vp->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_IMMEDIATE:
- nr_imm++;
- break;
- default:
- break;
- }
- }
- tgsi_parse_free(&p);
-
- if (nr_imm) {
- vpc->imm = CALLOC(nr_imm, sizeof(struct nvfx_sreg));
- assert(vpc->imm);
- }
-
- return TRUE;
-}
-
-static void
-nv30_vertprog_translate(struct nvfx_context *nvfx,
- struct nvfx_vertex_program *vp)
-{
- struct tgsi_parse_context parse;
- struct nv30_vpc *vpc = NULL;
-
- tgsi_dump(vp->pipe.tokens,0);
-
- vpc = CALLOC(1, sizeof(struct nv30_vpc));
- if (!vpc)
- return;
- vpc->vp = vp;
- vpc->high_temp = -1;
-
- if (!nv30_vertprog_prepare(vpc)) {
- FREE(vpc);
- return;
- }
-
- tgsi_parse_init(&parse, vp->pipe.tokens);
-
- while (!tgsi_parse_end_of_tokens(&parse)) {
- tgsi_parse_token(&parse);
-
- switch (parse.FullToken.Token.Type) {
- case TGSI_TOKEN_TYPE_DECLARATION:
- {
- const struct tgsi_full_declaration *fdec;
- fdec = &parse.FullToken.FullDeclaration;
- switch (fdec->Declaration.File) {
- case TGSI_FILE_OUTPUT:
- if (!nv30_vertprog_parse_decl_output(vpc, fdec))
- goto out_err;
- break;
- default:
- break;
- }
- }
- break;
- case TGSI_TOKEN_TYPE_IMMEDIATE:
- {
- const struct tgsi_full_immediate *imm;
-
- imm = &parse.FullToken.FullImmediate;
- assert(imm->Immediate.DataType == TGSI_IMM_FLOAT32);
- assert(imm->Immediate.NrTokens == 4 + 1);
- vpc->imm[vpc->nr_imm++] =
- constant(vpc, -1,
- imm->u[0].Float,
- imm->u[1].Float,
- imm->u[2].Float,
- imm->u[3].Float);
- }
- break;
- case TGSI_TOKEN_TYPE_INSTRUCTION:
- {
- const struct tgsi_full_instruction *finst;
- finst = &parse.FullToken.FullInstruction;
- if (!nv30_vertprog_parse_instruction(vpc, finst))
- goto out_err;
- }
- break;
- default:
- break;
- }
- }
-
- vp->insns[vp->nr_insns - 1].data[3] |= NVFX_VP_INST_LAST;
- vp->translated = TRUE;
-out_err:
- tgsi_parse_free(&parse);
- FREE(vpc);
-}
-
-static boolean
-nv30_vertprog_validate(struct nvfx_context *nvfx)
-{
- struct pipe_screen *pscreen = nvfx->pipe.screen;
- struct nvfx_screen *screen = nvfx->screen;
- struct nouveau_channel *chan = screen->base.channel;
- struct nouveau_grobj *eng3d = screen->eng3d;
- struct nvfx_vertex_program *vp;
- struct pipe_buffer *constbuf;
- boolean upload_code = FALSE, upload_data = FALSE;
- int i;
-
- vp = nvfx->vertprog;
- constbuf = nvfx->constbuf[PIPE_SHADER_VERTEX];
-
- /* Translate TGSI shader into hw bytecode */
- if (!vp->translated) {
- nv30_vertprog_translate(nvfx, vp);
- if (!vp->translated)
- return FALSE;
- }
-
- /* Allocate hw vtxprog exec slots */
- if (!vp->exec) {
- struct nouveau_resource *heap = nvfx->screen->vp_exec_heap;
- struct nouveau_stateobj *so;
- uint vplen = vp->nr_insns;
-
- if (nouveau_resource_alloc(heap, vplen, vp, &vp->exec)) {
- while (heap->next && heap->size < vplen) {
- struct nvfx_vertex_program *evict;
-
- evict = heap->next->priv;
- nouveau_resource_free(&evict->exec);
- }
-
- if (nouveau_resource_alloc(heap, vplen, vp, &vp->exec))
- assert(0);
- }
-
- so = so_new(1, 1, 0);
- so_method(so, eng3d, NV34TCL_VP_START_FROM_ID, 1);
- so_data (so, vp->exec->start);
- so_ref(so, &vp->so);
- so_ref(NULL, &so);
-
- upload_code = TRUE;
- }
-
- /* Allocate hw vtxprog const slots */
- if (vp->nr_consts && !vp->data) {
- struct nouveau_resource *heap = nvfx->screen->vp_data_heap;
-
- if (nouveau_resource_alloc(heap, vp->nr_consts, vp, &vp->data)) {
- while (heap->next && heap->size < vp->nr_consts) {
- struct nvfx_vertex_program *evict;
-
- evict = heap->next->priv;
- nouveau_resource_free(&evict->data);
- }
-
- if (nouveau_resource_alloc(heap, vp->nr_consts, vp,
- &vp->data))
- assert(0);
- }
-
- /*XXX: handle this some day */
- assert(vp->data->start >= vp->data_start_min);
-
- upload_data = TRUE;
- if (vp->data_start != vp->data->start)
- upload_code = TRUE;
- }
-
- /* If exec or data segments moved we need to patch the program to
- * fixup offsets and register IDs.
- */
- if (vp->exec_start != vp->exec->start) {
- for (i = 0; i < vp->nr_insns; i++) {
- struct nvfx_vertex_program_exec *vpi = &vp->insns[i];
-
- if (vpi->has_branch_offset) {
- assert(0);
- }
- }
-
- vp->exec_start = vp->exec->start;
- }
-
- if (vp->nr_consts && vp->data_start != vp->data->start) {
- for (i = 0; i < vp->nr_insns; i++) {
- struct nvfx_vertex_program_exec *vpi = &vp->insns[i];
-
- if (vpi->const_index >= 0) {
- vpi->data[1] &= ~NV30_VP_INST_CONST_SRC_MASK;
- vpi->data[1] |=
- (vpi->const_index + vp->data->start) <<
- NV30_VP_INST_CONST_SRC_SHIFT;
-
- }
- }
-
- vp->data_start = vp->data->start;
- }
-
- /* Update + Upload constant values */
- if (vp->nr_consts) {
- float *map = NULL;
-
- if (constbuf) {
- map = pipe_buffer_map(pscreen, constbuf,
- PIPE_BUFFER_USAGE_CPU_READ);
- }
-
- for (i = 0; i < vp->nr_consts; i++) {
- struct nvfx_vertex_program_data *vpd = &vp->consts[i];
-
- if (vpd->index >= 0) {
- if (!upload_data &&
- !memcmp(vpd->value, &map[vpd->index * 4],
- 4 * sizeof(float)))
- continue;
- memcpy(vpd->value, &map[vpd->index * 4],
- 4 * sizeof(float));
- }
-
- BEGIN_RING(chan, eng3d, NV34TCL_VP_UPLOAD_CONST_ID, 5);
- OUT_RING (chan, i + vp->data->start);
- OUT_RINGp (chan, (uint32_t *)vpd->value, 4);
- }
-
- if (constbuf)
- pipe_buffer_unmap(pscreen, constbuf);
- }
-
- /* Upload vtxprog */
- if (upload_code) {
-#if 0
- for (i = 0; i < vp->nr_insns; i++) {
- NOUVEAU_MSG("VP inst %d: 0x%08x 0x%08x 0x%08x 0x%08x\n",
- i, vp->insns[i].data[0], vp->insns[i].data[1],
- vp->insns[i].data[2], vp->insns[i].data[3]);
- }
-#endif
- BEGIN_RING(chan, eng3d, NV34TCL_VP_UPLOAD_FROM_ID, 1);
- OUT_RING (chan, vp->exec->start);
- for (i = 0; i < vp->nr_insns; i++) {
- BEGIN_RING(chan, eng3d, NV34TCL_VP_UPLOAD_INST(0), 4);
- OUT_RINGp (chan, vp->insns[i].data, 4);
- }
- }
-
- if (vp->so != nvfx->state.hw[NVFX_STATE_VERTPROG]) {
- so_ref(vp->so, &nvfx->state.hw[NVFX_STATE_VERTPROG]);
- return TRUE;
- }
-
- return FALSE;
-}
-
-void
-nv30_vertprog_destroy(struct nvfx_context *nvfx, struct nvfx_vertex_program *vp)
-{
- vp->translated = FALSE;
-
- if (vp->nr_insns) {
- FREE(vp->insns);
- vp->insns = NULL;
- vp->nr_insns = 0;
- }
-
- if (vp->nr_consts) {
- FREE(vp->consts);
- vp->consts = NULL;
- vp->nr_consts = 0;
- }
-
- nouveau_resource_free(&vp->exec);
- vp->exec_start = 0;
- nouveau_resource_free(&vp->data);
- vp->data_start = 0;
- vp->data_start_min = 0;
-
- vp->ir = vp->or = 0;
- so_ref(NULL, &vp->so);
-}
-
-struct nvfx_state_entry nv30_state_vertprog = {
- .validate = nv30_vertprog_validate,
- .dirty = {
- .pipe = NVFX_NEW_VERTPROG /*| NVFX_NEW_UCP*/,
- .hw = NVFX_STATE_VERTPROG,
- }
-};
projects / mesa.git / blobdiff