2 * Copyright 2012 Red Hat Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
26 #include "util/u_dynarray.h"
27 #include "tgsi/tgsi_parse.h"
29 #include "nv_object.xml.h"
30 #include "nv30/nv30-40_3d.xml.h"
31 #include "nv30/nv30_context.h"
32 #include "nv30/nvfx_shader.h"
33 #include "nv30/nv30_state.h"
36 nv30_vertprog_destroy(struct nv30_vertprog *vp)
38 util_dynarray_fini(&vp->branch_relocs);
39 nouveau_heap_free(&vp->exec);
44 util_dynarray_fini(&vp->const_relocs);
45 nouveau_heap_free(&vp->data);
50 vp->translated = FALSE;
54 nv30_vertprog_validate(struct nv30_context *nv30)
56 struct nouveau_pushbuf *push = nv30->base.pushbuf;
57 struct nouveau_object *eng3d = nv30->screen->eng3d;
58 struct nv30_vertprog *vp = nv30->vertprog.program;
59 struct nv30_fragprog *fp = nv30->fragprog.program;
60 boolean upload_code = FALSE;
61 boolean upload_data = FALSE;
64 if (nv30->dirty & NV30_NEW_FRAGPROG) {
65 if (memcmp(vp->texcoord, fp->texcoord, sizeof(vp->texcoord))) {
67 nv30_vertprog_destroy(vp);
68 memcpy(vp->texcoord, fp->texcoord, sizeof(vp->texcoord));
72 if (nv30->rast && nv30->rast->pipe.clip_plane_enable != vp->enabled_ucps) {
73 vp->enabled_ucps = nv30->rast->pipe.clip_plane_enable;
75 nv30_vertprog_destroy(vp);
78 if (!vp->translated) {
79 vp->translated = _nvfx_vertprog_translate(eng3d->oclass, vp);
80 if (!vp->translated) {
81 nv30->draw_flags |= NV30_NEW_VERTPROG;
84 nv30->dirty |= NV30_NEW_VERTPROG;
88 struct nouveau_heap *heap = nv30->screen->vp_exec_heap;
89 struct nv30_shader_reloc *reloc = vp->branch_relocs.data;
90 unsigned nr_reloc = vp->branch_relocs.size / sizeof(*reloc);
91 uint32_t *inst, target;
93 if (nouveau_heap_alloc(heap, vp->nr_insns, &vp->exec, &vp->exec)) {
94 while (heap->next && heap->size < vp->nr_insns) {
95 struct nouveau_heap **evict = heap->next->priv;
96 nouveau_heap_free(evict);
99 if (nouveau_heap_alloc(heap, vp->nr_insns, &vp->exec, &vp->exec)) {
100 nv30->draw_flags |= NV30_NEW_VERTPROG;
105 if (eng3d->oclass < NV40_3D_CLASS) {
107 inst = vp->insns[reloc->location].data;
108 target = vp->exec->start + reloc->target;
110 inst[2] &= ~0x000007fc;
111 inst[2] |= target << 2;
116 inst = vp->insns[reloc->location].data;
117 target = vp->exec->start + reloc->target;
119 inst[2] &= ~0x0000003f;
120 inst[2] |= target >> 3;
121 inst[3] &= ~0xe0000000;
122 inst[3] |= target << 29;
130 if (vp->nr_consts && !vp->data) {
131 struct nouveau_heap *heap = nv30->screen->vp_data_heap;
132 struct nv30_shader_reloc *reloc = vp->const_relocs.data;
133 unsigned nr_reloc = vp->const_relocs.size / sizeof(*reloc);
134 uint32_t *inst, target;
136 if (nouveau_heap_alloc(heap, vp->nr_consts, vp, &vp->data)) {
137 while (heap->next && heap->size < vp->nr_consts) {
138 struct nv30_vertprog *evp = heap->next->priv;
139 nouveau_heap_free(&evp->data);
142 if (nouveau_heap_alloc(heap, vp->nr_consts, vp, &vp->data)) {
143 nv30->draw_flags |= NV30_NEW_VERTPROG;
148 if (eng3d->oclass < NV40_3D_CLASS) {
150 inst = vp->insns[reloc->location].data;
151 target = vp->data->start + reloc->target;
153 inst[1] &= ~0x0007fc000;
154 inst[1] |= (target & 0x1ff) << 14;
159 inst = vp->insns[reloc->location].data;
160 target = vp->data->start + reloc->target;
162 inst[1] &= ~0x0001ff000;
163 inst[1] |= (target & 0x1ff) << 12;
173 struct nv04_resource *res = nv04_resource(nv30->vertprog.constbuf);
175 for (i = 0; i < vp->nr_consts; i++) {
176 struct nv30_vertprog_data *data = &vp->consts[i];
178 if (data->index < 0) {
182 float *constbuf = (float *)res->data;
184 !memcmp(data->value, &constbuf[data->index * 4], 16))
186 memcpy(data->value, &constbuf[data->index * 4], 16);
189 BEGIN_NV04(push, NV30_3D(VP_UPLOAD_CONST_ID), 5);
190 PUSH_DATA (push, vp->data->start + i);
191 PUSH_DATAp(push, data->value, 4);
196 BEGIN_NV04(push, NV30_3D(VP_UPLOAD_FROM_ID), 1);
197 PUSH_DATA (push, vp->exec->start);
198 for (i = 0; i < vp->nr_insns; i++) {
199 BEGIN_NV04(push, NV30_3D(VP_UPLOAD_INST(0)), 4);
200 PUSH_DATAp(push, vp->insns[i].data, 4);
204 if (nv30->dirty & (NV30_NEW_VERTPROG | NV30_NEW_FRAGPROG)) {
205 BEGIN_NV04(push, NV30_3D(VP_START_FROM_ID), 1);
206 PUSH_DATA (push, vp->exec->start);
207 if (eng3d->oclass < NV40_3D_CLASS) {
208 BEGIN_NV04(push, NV30_3D(ENGINE), 1);
209 PUSH_DATA (push, 0x00000013); /* vp instead of ff, somehow */
211 BEGIN_NV04(push, NV40_3D(VP_ATTRIB_EN), 2);
212 PUSH_DATA (push, vp->ir);
213 PUSH_DATA (push, vp->or | fp->vp_or);
214 BEGIN_NV04(push, NV30_3D(ENGINE), 1);
215 PUSH_DATA (push, 0x00000011);
221 nv30_vp_state_create(struct pipe_context *pipe,
222 const struct pipe_shader_state *cso)
224 struct nv30_vertprog *vp = CALLOC_STRUCT(nv30_vertprog);
228 vp->pipe.tokens = tgsi_dup_tokens(cso->tokens);
229 tgsi_scan_shader(vp->pipe.tokens, &vp->info);
234 nv30_vp_state_delete(struct pipe_context *pipe, void *hwcso)
236 struct nv30_vertprog *vp = hwcso;
239 nv30_vertprog_destroy(vp);
240 FREE((void *)vp->pipe.tokens);
245 nv30_vp_state_bind(struct pipe_context *pipe, void *hwcso)
247 struct nv30_context *nv30 = nv30_context(pipe);
249 nv30->vertprog.program = hwcso;
250 nv30->dirty |= NV30_NEW_VERTPROG;
254 nv30_vertprog_init(struct pipe_context *pipe)
256 pipe->create_vs_state = nv30_vp_state_create;
257 pipe->bind_vs_state = nv30_vp_state_bind;
258 pipe->delete_vs_state = nv30_vp_state_delete;