/* * Copyright 2010 Jerome Glisse * * 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 * on the rights to use, copy, modify, merge, publish, distribute, sub * license, 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 (including the next * paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL * THE AUTHOR(S) AND/OR THEIR SUPPLIERS 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 "r600_asm.h" #include "r600_context.h" #include "util/u_memory.h" #include "r600_sq.h" #include #include int r700_bc_alu_build(struct r600_bc *bc, struct r600_bc_alu *alu, unsigned id); static struct r600_bc_cf *r600_bc_cf(void) { struct r600_bc_cf *cf = CALLOC_STRUCT(r600_bc_cf); if (cf == NULL) return NULL; LIST_INITHEAD(&cf->list); LIST_INITHEAD(&cf->alu); LIST_INITHEAD(&cf->vtx); LIST_INITHEAD(&cf->tex); return cf; } static struct r600_bc_alu *r600_bc_alu(void) { struct r600_bc_alu *alu = CALLOC_STRUCT(r600_bc_alu); if (alu == NULL) return NULL; LIST_INITHEAD(&alu->list); return alu; } static struct r600_bc_vtx *r600_bc_vtx(void) { struct r600_bc_vtx *vtx = CALLOC_STRUCT(r600_bc_vtx); if (vtx == NULL) return NULL; LIST_INITHEAD(&vtx->list); return vtx; } static struct r600_bc_tex *r600_bc_tex(void) { struct r600_bc_tex *tex = CALLOC_STRUCT(r600_bc_tex); if (tex == NULL) return NULL; LIST_INITHEAD(&tex->list); return tex; } int r600_bc_init(struct r600_bc *bc, enum radeon_family family) { LIST_INITHEAD(&bc->cf); bc->family = family; switch (bc->family) { case CHIP_R600: case CHIP_RV610: case CHIP_RV630: case CHIP_RV670: case CHIP_RV620: case CHIP_RV635: case CHIP_RS780: case CHIP_RS880: bc->chiprev = 0; break; case CHIP_RV770: case CHIP_RV730: case CHIP_RV710: case CHIP_RV740: bc->chiprev = 1; break; default: R600_ERR("unknown family %d\n", bc->family); return -EINVAL; } return 0; } static int r600_bc_add_cf(struct r600_bc *bc) { struct r600_bc_cf *cf = r600_bc_cf(); if (cf == NULL) return -ENOMEM; LIST_ADDTAIL(&cf->list, &bc->cf); if (bc->cf_last) cf->id = bc->cf_last->id + 2; bc->cf_last = cf; bc->ncf++; bc->ndw += 2; bc->force_add_cf = 0; return 0; } int r600_bc_add_output(struct r600_bc *bc, const struct r600_bc_output *output) { int r; r = r600_bc_add_cf(bc); if (r) return r; bc->cf_last->inst = output->inst; memcpy(&bc->cf_last->output, output, sizeof(struct r600_bc_output)); return 0; } int r600_bc_add_alu_type(struct r600_bc *bc, const struct r600_bc_alu *alu, int type) { struct r600_bc_alu *nalu = r600_bc_alu(); struct r600_bc_alu *lalu; int i, r; if (nalu == NULL) return -ENOMEM; memcpy(nalu, alu, sizeof(struct r600_bc_alu)); nalu->nliteral = 0; /* cf can contains only alu or only vtx or only tex */ if (bc->cf_last == NULL || bc->cf_last->inst != (type << 3) || bc->force_add_cf) { /* at most 128 slots, one add alu can add 4 slots + 4 constant worst case */ r = r600_bc_add_cf(bc); if (r) { free(nalu); return r; } bc->cf_last->inst = (type << 3); } if (alu->last && (bc->cf_last->ndw >> 1) >= 124) { bc->force_add_cf = 1; } /* number of gpr == the last gpr used in any alu */ for (i = 0; i < 3; i++) { if (alu->src[i].sel >= bc->ngpr && alu->src[i].sel < 128) { bc->ngpr = alu->src[i].sel + 1; } /* compute how many literal are needed * either 2 or 4 literals */ if (alu->src[i].sel == 253) { if (((alu->src[i].chan + 2) & 0x6) > nalu->nliteral) { nalu->nliteral = (alu->src[i].chan + 2) & 0x6; } } } if (!LIST_IS_EMPTY(&bc->cf_last->alu)) { lalu = LIST_ENTRY(struct r600_bc_alu, bc->cf_last->alu.prev, list); if (!lalu->last && lalu->nliteral > nalu->nliteral) { nalu->nliteral = lalu->nliteral; } } if (alu->dst.sel >= bc->ngpr) { bc->ngpr = alu->dst.sel + 1; } LIST_ADDTAIL(&nalu->list, &bc->cf_last->alu); /* each alu use 2 dwords */ bc->cf_last->ndw += 2; bc->ndw += 2; return 0; } int r600_bc_add_alu(struct r600_bc *bc, const struct r600_bc_alu *alu) { return r600_bc_add_alu_type(bc, alu, V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU); } int r600_bc_add_literal(struct r600_bc *bc, const u32 *value) { struct r600_bc_alu *alu; if (bc->cf_last == NULL) { return 0; } if (bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_TEX) { return 0; } if (bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_JUMP || bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_ELSE || bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_LOOP_START_NO_AL || bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_LOOP_BREAK || bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_LOOP_CONTINUE || bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_LOOP_END || bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_POP) { return 0; } if (((bc->cf_last->inst != (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU << 3)) && (bc->cf_last->inst != (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_PUSH_BEFORE << 3))) || LIST_IS_EMPTY(&bc->cf_last->alu)) { R600_ERR("last CF is not ALU (%p)\n", bc->cf_last); return -EINVAL; } alu = LIST_ENTRY(struct r600_bc_alu, bc->cf_last->alu.prev, list); if (!alu->last || !alu->nliteral || alu->literal_added) { return 0; } memcpy(alu->value, value, 4 * 4); bc->cf_last->ndw += alu->nliteral; bc->ndw += alu->nliteral; alu->literal_added = 1; return 0; } int r600_bc_add_vtx(struct r600_bc *bc, const struct r600_bc_vtx *vtx) { struct r600_bc_vtx *nvtx = r600_bc_vtx(); int r; if (nvtx == NULL) return -ENOMEM; memcpy(nvtx, vtx, sizeof(struct r600_bc_vtx)); /* cf can contains only alu or only vtx or only tex */ if (bc->cf_last == NULL || (bc->cf_last->inst != V_SQ_CF_WORD1_SQ_CF_INST_VTX && bc->cf_last->inst != V_SQ_CF_WORD1_SQ_CF_INST_VTX_TC)) { r = r600_bc_add_cf(bc); if (r) { free(nvtx); return r; } bc->cf_last->inst = V_SQ_CF_WORD1_SQ_CF_INST_VTX; } LIST_ADDTAIL(&nvtx->list, &bc->cf_last->vtx); /* each fetch use 4 dwords */ bc->cf_last->ndw += 4; bc->ndw += 4; return 0; } int r600_bc_add_tex(struct r600_bc *bc, const struct r600_bc_tex *tex) { struct r600_bc_tex *ntex = r600_bc_tex(); int r; if (ntex == NULL) return -ENOMEM; memcpy(ntex, tex, sizeof(struct r600_bc_tex)); /* cf can contains only alu or only vtx or only tex */ if (bc->cf_last == NULL || bc->cf_last->inst != V_SQ_CF_WORD1_SQ_CF_INST_TEX) { r = r600_bc_add_cf(bc); if (r) { free(ntex); return r; } bc->cf_last->inst = V_SQ_CF_WORD1_SQ_CF_INST_TEX; } LIST_ADDTAIL(&ntex->list, &bc->cf_last->tex); /* each texture fetch use 4 dwords */ bc->cf_last->ndw += 4; bc->ndw += 4; return 0; } int r600_bc_add_cfinst(struct r600_bc *bc, int inst) { int r; r = r600_bc_add_cf(bc); if (r) return r; bc->cf_last->cond = V_SQ_CF_COND_ACTIVE; bc->cf_last->inst = inst; return 0; } static int r600_bc_vtx_build(struct r600_bc *bc, struct r600_bc_vtx *vtx, unsigned id) { bc->bytecode[id++] = S_SQ_VTX_WORD0_BUFFER_ID(vtx->buffer_id) | S_SQ_VTX_WORD0_SRC_GPR(vtx->src_gpr) | S_SQ_VTX_WORD0_SRC_SEL_X(vtx->src_sel_x) | S_SQ_VTX_WORD0_MEGA_FETCH_COUNT(vtx->mega_fetch_count); bc->bytecode[id++] = S_SQ_VTX_WORD1_DST_SEL_X(vtx->dst_sel_x) | S_SQ_VTX_WORD1_DST_SEL_Y(vtx->dst_sel_y) | S_SQ_VTX_WORD1_DST_SEL_Z(vtx->dst_sel_z) | S_SQ_VTX_WORD1_DST_SEL_W(vtx->dst_sel_w) | S_SQ_VTX_WORD1_USE_CONST_FIELDS(1) | S_SQ_VTX_WORD1_GPR_DST_GPR(vtx->dst_gpr); bc->bytecode[id++] = S_SQ_VTX_WORD2_MEGA_FETCH(1); bc->bytecode[id++] = 0; return 0; } static int r600_bc_tex_build(struct r600_bc *bc, struct r600_bc_tex *tex, unsigned id) { bc->bytecode[id++] = S_SQ_TEX_WORD0_TEX_INST(tex->inst) | S_SQ_TEX_WORD0_RESOURCE_ID(tex->resource_id) | S_SQ_TEX_WORD0_SRC_GPR(tex->src_gpr) | S_SQ_TEX_WORD0_SRC_REL(tex->src_rel); bc->bytecode[id++] = S_SQ_TEX_WORD1_DST_GPR(tex->dst_gpr) | S_SQ_TEX_WORD1_DST_REL(tex->dst_rel) | S_SQ_TEX_WORD1_DST_SEL_X(tex->dst_sel_x) | S_SQ_TEX_WORD1_DST_SEL_Y(tex->dst_sel_y) | S_SQ_TEX_WORD1_DST_SEL_Z(tex->dst_sel_z) | S_SQ_TEX_WORD1_DST_SEL_W(tex->dst_sel_w) | S_SQ_TEX_WORD1_LOD_BIAS(tex->lod_bias) | S_SQ_TEX_WORD1_COORD_TYPE_X(tex->coord_type_x) | S_SQ_TEX_WORD1_COORD_TYPE_Y(tex->coord_type_y) | S_SQ_TEX_WORD1_COORD_TYPE_Z(tex->coord_type_z) | S_SQ_TEX_WORD1_COORD_TYPE_W(tex->coord_type_w); bc->bytecode[id++] = S_SQ_TEX_WORD2_OFFSET_X(tex->offset_x) | S_SQ_TEX_WORD2_OFFSET_Y(tex->offset_y) | S_SQ_TEX_WORD2_OFFSET_Z(tex->offset_z) | S_SQ_TEX_WORD2_SAMPLER_ID(tex->sampler_id) | S_SQ_TEX_WORD2_SRC_SEL_X(tex->src_sel_x) | S_SQ_TEX_WORD2_SRC_SEL_Y(tex->src_sel_y) | S_SQ_TEX_WORD2_SRC_SEL_Z(tex->src_sel_z) | S_SQ_TEX_WORD2_SRC_SEL_W(tex->src_sel_w); bc->bytecode[id++] = 0; return 0; } static int r600_bc_alu_build(struct r600_bc *bc, struct r600_bc_alu *alu, unsigned id) { unsigned i; /* don't replace gpr by pv or ps for destination register */ bc->bytecode[id++] = S_SQ_ALU_WORD0_SRC0_SEL(alu->src[0].sel) | S_SQ_ALU_WORD0_SRC0_CHAN(alu->src[0].chan) | S_SQ_ALU_WORD0_SRC0_NEG(alu->src[0].neg) | S_SQ_ALU_WORD0_SRC1_SEL(alu->src[1].sel) | S_SQ_ALU_WORD0_SRC1_CHAN(alu->src[1].chan) | S_SQ_ALU_WORD0_SRC1_NEG(alu->src[1].neg) | S_SQ_ALU_WORD0_LAST(alu->last); if (alu->is_op3) { bc->bytecode[id++] = S_SQ_ALU_WORD1_DST_GPR(alu->dst.sel) | S_SQ_ALU_WORD1_DST_CHAN(alu->dst.chan) | S_SQ_ALU_WORD1_CLAMP(alu->dst.clamp) | S_SQ_ALU_WORD1_OP3_SRC2_SEL(alu->src[2].sel) | S_SQ_ALU_WORD1_OP3_SRC2_CHAN(alu->src[2].chan) | S_SQ_ALU_WORD1_OP3_SRC2_NEG(alu->src[2].neg) | S_SQ_ALU_WORD1_OP3_ALU_INST(alu->inst) | S_SQ_ALU_WORD1_BANK_SWIZZLE(0); } else { bc->bytecode[id++] = S_SQ_ALU_WORD1_DST_GPR(alu->dst.sel) | S_SQ_ALU_WORD1_DST_CHAN(alu->dst.chan) | S_SQ_ALU_WORD1_CLAMP(alu->dst.clamp) | S_SQ_ALU_WORD1_OP2_SRC0_ABS(alu->src[0].abs) | S_SQ_ALU_WORD1_OP2_SRC1_ABS(alu->src[1].abs) | S_SQ_ALU_WORD1_OP2_WRITE_MASK(alu->dst.write) | S_SQ_ALU_WORD1_OP2_ALU_INST(alu->inst) | S_SQ_ALU_WORD1_BANK_SWIZZLE(0) | S_SQ_ALU_WORD1_OP2_UPDATE_EXECUTE_MASK(alu->predicate) | S_SQ_ALU_WORD1_OP2_UPDATE_PRED(alu->predicate); } if (alu->last) { for (i = 0; i < alu->nliteral; i++) { bc->bytecode[id++] = alu->value[i]; } } return 0; } static int r600_bc_cf_build(struct r600_bc *bc, struct r600_bc_cf *cf) { unsigned id = cf->id; switch (cf->inst) { case (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU << 3): case (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_PUSH_BEFORE << 3): bc->bytecode[id++] = S_SQ_CF_ALU_WORD0_ADDR(cf->addr >> 1); bc->bytecode[id++] = S_SQ_CF_ALU_WORD1_CF_INST(cf->inst >> 3) | S_SQ_CF_ALU_WORD1_BARRIER(1) | S_SQ_CF_ALU_WORD1_COUNT((cf->ndw / 2) - 1); break; case V_SQ_CF_WORD1_SQ_CF_INST_TEX: case V_SQ_CF_WORD1_SQ_CF_INST_VTX: case V_SQ_CF_WORD1_SQ_CF_INST_VTX_TC: bc->bytecode[id++] = S_SQ_CF_WORD0_ADDR(cf->addr >> 1); bc->bytecode[id++] = S_SQ_CF_WORD1_CF_INST(cf->inst) | S_SQ_CF_WORD1_BARRIER(1) | S_SQ_CF_WORD1_COUNT((cf->ndw / 4) - 1); break; case V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_EXPORT: case V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_EXPORT_DONE: bc->bytecode[id++] = S_SQ_CF_ALLOC_EXPORT_WORD0_RW_GPR(cf->output.gpr) | S_SQ_CF_ALLOC_EXPORT_WORD0_ELEM_SIZE(cf->output.elem_size) | S_SQ_CF_ALLOC_EXPORT_WORD0_ARRAY_BASE(cf->output.array_base) | S_SQ_CF_ALLOC_EXPORT_WORD0_TYPE(cf->output.type); bc->bytecode[id++] = S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_X(cf->output.swizzle_x) | S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Y(cf->output.swizzle_y) | S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Z(cf->output.swizzle_z) | S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_W(cf->output.swizzle_w) | S_SQ_CF_ALLOC_EXPORT_WORD1_BARRIER(cf->output.barrier) | S_SQ_CF_ALLOC_EXPORT_WORD1_CF_INST(cf->output.inst) | S_SQ_CF_ALLOC_EXPORT_WORD1_END_OF_PROGRAM(cf->output.end_of_program); break; case V_SQ_CF_WORD1_SQ_CF_INST_JUMP: case V_SQ_CF_WORD1_SQ_CF_INST_ELSE: case V_SQ_CF_WORD1_SQ_CF_INST_POP: case V_SQ_CF_WORD1_SQ_CF_INST_LOOP_START_NO_AL: case V_SQ_CF_WORD1_SQ_CF_INST_LOOP_END: case V_SQ_CF_WORD1_SQ_CF_INST_LOOP_CONTINUE: case V_SQ_CF_WORD1_SQ_CF_INST_LOOP_BREAK: bc->bytecode[id++] = S_SQ_CF_WORD0_ADDR(cf->cf_addr >> 1); bc->bytecode[id++] = S_SQ_CF_WORD1_CF_INST(cf->inst) | S_SQ_CF_WORD1_BARRIER(1) | S_SQ_CF_WORD1_COND(cf->cond) | S_SQ_CF_WORD1_POP_COUNT(cf->pop_count); break; default: R600_ERR("unsupported CF instruction (0x%X)\n", cf->inst); return -EINVAL; } return 0; } int r600_bc_build(struct r600_bc *bc) { struct r600_bc_cf *cf; struct r600_bc_alu *alu; struct r600_bc_vtx *vtx; struct r600_bc_tex *tex; unsigned addr; int r; if (bc->callstack[0].max > 0) bc->nstack = ((bc->callstack[0].max + 3) >> 2) + 2; /* first path compute addr of each CF block */ /* addr start after all the CF instructions */ addr = bc->cf_last->id + 2; LIST_FOR_EACH_ENTRY(cf, &bc->cf, list) { switch (cf->inst) { case (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU << 3): case (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_PUSH_BEFORE << 3): break; case V_SQ_CF_WORD1_SQ_CF_INST_TEX: case V_SQ_CF_WORD1_SQ_CF_INST_VTX: case V_SQ_CF_WORD1_SQ_CF_INST_VTX_TC: /* fetch node need to be 16 bytes aligned*/ addr += 3; addr &= 0xFFFFFFFCUL; break; case V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_EXPORT: case V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_EXPORT_DONE: break; case V_SQ_CF_WORD1_SQ_CF_INST_JUMP: case V_SQ_CF_WORD1_SQ_CF_INST_ELSE: case V_SQ_CF_WORD1_SQ_CF_INST_POP: case V_SQ_CF_WORD1_SQ_CF_INST_LOOP_START_NO_AL: case V_SQ_CF_WORD1_SQ_CF_INST_LOOP_END: case V_SQ_CF_WORD1_SQ_CF_INST_LOOP_CONTINUE: case V_SQ_CF_WORD1_SQ_CF_INST_LOOP_BREAK: break; default: R600_ERR("unsupported CF instruction (0x%X)\n", cf->inst); return -EINVAL; } cf->addr = addr; addr += cf->ndw; bc->ndw = cf->addr + cf->ndw; } free(bc->bytecode); bc->bytecode = calloc(1, bc->ndw * 4); if (bc->bytecode == NULL) return -ENOMEM; LIST_FOR_EACH_ENTRY(cf, &bc->cf, list) { addr = cf->addr; r = r600_bc_cf_build(bc, cf); if (r) return r; switch (cf->inst) { case (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU << 3): case (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_PUSH_BEFORE << 3): LIST_FOR_EACH_ENTRY(alu, &cf->alu, list) { switch(bc->chiprev) { case 0: r = r600_bc_alu_build(bc, alu, addr); break; case 1: r = r700_bc_alu_build(bc, alu, addr); break; default: R600_ERR("unknown family %d\n", bc->family); return -EINVAL; } if (r) return r; addr += 2; if (alu->last) { addr += alu->nliteral; } } break; case V_SQ_CF_WORD1_SQ_CF_INST_VTX: case V_SQ_CF_WORD1_SQ_CF_INST_VTX_TC: LIST_FOR_EACH_ENTRY(vtx, &cf->vtx, list) { r = r600_bc_vtx_build(bc, vtx, addr); if (r) return r; addr += 4; } break; case V_SQ_CF_WORD1_SQ_CF_INST_TEX: LIST_FOR_EACH_ENTRY(tex, &cf->tex, list) { r = r600_bc_tex_build(bc, tex, addr); if (r) return r; addr += 4; } break; case V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_EXPORT: case V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_EXPORT_DONE: case V_SQ_CF_WORD1_SQ_CF_INST_LOOP_START_NO_AL: case V_SQ_CF_WORD1_SQ_CF_INST_LOOP_END: case V_SQ_CF_WORD1_SQ_CF_INST_LOOP_CONTINUE: case V_SQ_CF_WORD1_SQ_CF_INST_LOOP_BREAK: case V_SQ_CF_WORD1_SQ_CF_INST_JUMP: case V_SQ_CF_WORD1_SQ_CF_INST_ELSE: case V_SQ_CF_WORD1_SQ_CF_INST_POP: break; default: R600_ERR("unsupported CF instruction (0x%X)\n", cf->inst); return -EINVAL; } } return 0; }