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/*
* Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
*
* 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.
*
* Authors:
* Jerome Glisse
*/
#include <stdio.h>
#include <errno.h>
#include <util/u_inlines.h>
#include <util/u_format.h>
#include <util/u_memory.h>
#include <tgsi/tgsi_dump.h>
#include "r600_screen.h"
#include "r600_context.h"
#include "r600d.h"
static int r600_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *rpshader)
{
struct r600_screen *rscreen = r600_screen(ctx->screen);
struct r600_shader *rshader = &rpshader->shader;
struct radeon_state *state;
unsigned i, tmp;
rpshader->state = radeon_state_decref(rpshader->state);
state = radeon_state(rscreen->rw, R600_VS_SHADER_TYPE, R600_VS_SHADER);
if (state == NULL)
return -ENOMEM;
for (i = 0; i < rshader->noutput; i += 4) {
tmp = rshader->output[i].sid;
tmp |= rshader->output[i + 1].sid << 8;
tmp |= rshader->output[i + 2].sid << 16;
tmp |= rshader->output[i + 3].sid << 24;
state->states[R600_VS_SHADER__SPI_VS_OUT_ID_0 + i / 4] = tmp;
}
state->states[R600_VS_SHADER__SPI_VS_OUT_CONFIG] = S_0286C4_VS_EXPORT_COUNT(rshader->noutput - 1);
state->states[R600_VS_SHADER__SQ_PGM_RESOURCES_VS] = S_028868_NUM_GPRS(rshader->ngpr);
rpshader->state = state;
rpshader->state->bo[0] = radeon_bo_incref(rscreen->rw, rpshader->bo);
rpshader->state->bo[1] = radeon_bo_incref(rscreen->rw, rpshader->bo);
rpshader->state->nbo = 2;
rpshader->state->placement[0] = RADEON_GEM_DOMAIN_GTT;
return radeon_state_pm4(state);
}
static int r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *rpshader)
{
struct r600_screen *rscreen = r600_screen(ctx->screen);
struct r600_shader *rshader = &rpshader->shader;
struct radeon_state *state;
unsigned i, tmp;
rpshader->state = radeon_state_decref(rpshader->state);
state = radeon_state(rscreen->rw, R600_PS_SHADER_TYPE, R600_PS_SHADER);
if (state == NULL)
return -ENOMEM;
for (i = 0; i < rshader->ninput; i++) {
tmp = S_028644_SEMANTIC(rshader->input[i].sid);
tmp |= S_028644_SEL_CENTROID(1);
tmp |= S_028644_FLAT_SHADE(rshader->flat_shade);
state->states[R600_PS_SHADER__SPI_PS_INPUT_CNTL_0 + i] = tmp;
}
state->states[R600_PS_SHADER__SPI_PS_IN_CONTROL_0] = S_0286CC_NUM_INTERP(rshader->ninput) |
S_0286CC_PERSP_GRADIENT_ENA(1);
state->states[R600_PS_SHADER__SPI_PS_IN_CONTROL_1] = 0x00000000;
state->states[R600_PS_SHADER__SQ_PGM_RESOURCES_PS] = S_028868_NUM_GPRS(rshader->ngpr);
state->states[R600_PS_SHADER__SQ_PGM_EXPORTS_PS] = 0x00000002;
rpshader->state = state;
rpshader->state->bo[0] = radeon_bo_incref(rscreen->rw, rpshader->bo);
rpshader->state->nbo = 1;
rpshader->state->placement[0] = RADEON_GEM_DOMAIN_GTT;
return radeon_state_pm4(state);
}
static int r600_pipe_shader(struct pipe_context *ctx, struct r600_pipe_shader *rpshader)
{
struct r600_screen *rscreen = r600_screen(ctx->screen);
struct r600_context *rctx = r600_context(ctx);
struct r600_shader *rshader = &rpshader->shader;
int r;
/* copy new shader */
radeon_bo_decref(rscreen->rw, rpshader->bo);
rpshader->bo = NULL;
rpshader->bo = radeon_bo(rscreen->rw, 0, rshader->ndw * 4,
4096, NULL);
if (rpshader->bo == NULL) {
return -ENOMEM;
}
radeon_bo_map(rscreen->rw, rpshader->bo);
memcpy(rpshader->bo->data, rshader->bcode, rshader->ndw * 4);
radeon_bo_unmap(rscreen->rw, rpshader->bo);
/* build state */
rshader->flat_shade = rctx->flat_shade;
switch (rpshader->type) {
case C_PROGRAM_TYPE_VS:
r = r600_pipe_shader_vs(ctx, rpshader);
break;
case C_PROGRAM_TYPE_FS:
r = r600_pipe_shader_ps(ctx, rpshader);
break;
default:
r = -EINVAL;
break;
}
return r;
}
struct r600_pipe_shader *r600_pipe_shader_create(struct pipe_context *ctx, unsigned type, const struct tgsi_token *tokens)
{
struct r600_pipe_shader *rpshader = CALLOC_STRUCT(r600_pipe_shader);
struct r600_shader *rshader = &rpshader->shader;
int r;
if (rpshader == NULL)
return NULL;
rpshader->type = type;
LIST_INITHEAD(&rshader->nodes);
fprintf(stderr, "<<\n");
tgsi_dump(tokens, 0);
fprintf(stderr, "--------------------------------------------------------------\n");
r = c_shader_from_tgsi(&rshader->cshader, type, tokens);
if (r) {
r600_pipe_shader_destroy(ctx, rpshader);
fprintf(stderr, "ERROR(%s %d)>>\n\n", __func__, __LINE__);
return NULL;
}
r = r600_shader_insert_fetch(&rshader->cshader);
if (r) {
r600_pipe_shader_destroy(ctx, rpshader);
fprintf(stderr, "ERROR(%s %d)>>\n\n", __func__, __LINE__);
return NULL;
}
r = c_shader_build_dominator_tree(&rshader->cshader);
if (r) {
r600_pipe_shader_destroy(ctx, rpshader);
fprintf(stderr, "ERROR(%s %d)>>\n\n", __func__, __LINE__);
return NULL;
}
c_shader_dump(&rshader->cshader);
r = r600_cshader_legalize(&rshader->cshader);
if (r) {
r600_pipe_shader_destroy(ctx, rpshader);
fprintf(stderr, "ERROR(%s %d)>>\n\n", __func__, __LINE__);
return NULL;
}
r = r700_shader_translate(rshader);
if (r) {
r600_pipe_shader_destroy(ctx, rpshader);
fprintf(stderr, "ERROR(%s %d)>>\n\n", __func__, __LINE__);
return NULL;
}
#if 1
#if 0
fprintf(stderr, "--------------------------------------------------------------\n");
for (int i = 0; i < rshader->ndw; i++) {
fprintf(stderr, "0x%08X\n", rshader->bcode[i]);
}
#endif
fprintf(stderr, ">>\n\n");
#endif
return rpshader;
}
void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *rpshader)
{
struct r600_screen *rscreen = r600_screen(ctx->screen);
if (rpshader == NULL)
return;
radeon_bo_decref(rscreen->rw, rpshader->bo);
rpshader->bo = NULL;
r600_shader_cleanup(&rpshader->shader);
FREE(rpshader);
}
int r600_pipe_shader_update(struct pipe_context *ctx, struct r600_pipe_shader *rpshader)
{
struct r600_context *rctx = r600_context(ctx);
struct r600_shader *rshader;
enum pipe_format resource_format[160];
unsigned i, nresources = 0;
int r;
if (rpshader == NULL)
return -EINVAL;
rshader = &rpshader->shader;
switch (rpshader->type) {
case C_PROGRAM_TYPE_VS:
for (i = 0; i < rctx->vertex_elements->count; i++) {
resource_format[nresources++] = rctx->vertex_elements->elements[i].src_format;
}
break;
default:
break;
}
/* there should be enough input */
if (nresources < rshader->nresource)
return -EINVAL;
/* FIXME compare resources */
r = r600_shader_update(rshader, resource_format);
if (r)
return r;
return r600_pipe_shader(ctx, rpshader);
}
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