#include "brw_state.h"
#include "brw_clip.h"
+#include "glsl/ralloc.h"
#define FRONT_UNFILLED_BIT 0x1
#define BACK_UNFILLED_BIT 0x2
struct intel_context *intel = &brw->intel;
struct brw_clip_compile c;
const GLuint *program;
+ void *mem_ctx;
GLuint program_size;
- GLuint delta;
GLuint i;
memset(&c, 0, sizeof(c));
+
+ mem_ctx = ralloc_context(NULL);
/* Begin the compilation:
*/
- brw_init_compile(brw, &c.func);
+ brw_init_compile(brw, &c.func, mem_ctx);
c.func.single_program_flow = 1;
c.key = *key;
+ brw_compute_vue_map(&c.vue_map, intel, c.key.nr_userclip, c.key.attrs);
- /* Need to locate the two positions present in vertex + header.
- * These are currently hardcoded:
+ /* nr_regs is the number of registers filled by reading data from the VUE.
+ * This program accesses the entire VUE, so nr_regs needs to be the size of
+ * the VUE (measured in pairs, since two slots are stored in each
+ * register).
*/
- c.header_position_offset = ATTR_SIZE;
-
- if (intel->gen == 5)
- delta = 3 * REG_SIZE;
- else
- delta = REG_SIZE;
-
- for (i = 0; i < VERT_RESULT_MAX; i++)
- if (c.key.attrs & BITFIELD64_BIT(i)) {
- c.offset[i] = delta;
- delta += ATTR_SIZE;
- }
-
- c.nr_attrs = brw_count_bits(c.key.attrs);
-
- if (intel->gen == 5)
- c.nr_regs = (c.nr_attrs + 1) / 2 + 3; /* are vertices packed, or reg-aligned? */
- else
- c.nr_regs = (c.nr_attrs + 1) / 2 + 1; /* are vertices packed, or reg-aligned? */
-
- c.nr_bytes = c.nr_regs * REG_SIZE;
+ c.nr_regs = (c.vue_map.num_slots + 1)/2;
c.prog_data.clip_mode = c.key.clip_mode; /* XXX */
*/
program = brw_get_program(&c.func, &program_size);
- /* Upload
- */
- dri_bo_unreference(brw->clip.prog_bo);
- brw->clip.prog_bo = brw_upload_cache_with_auxdata(&brw->cache,
- BRW_CLIP_PROG,
- &c.key, sizeof(c.key),
- NULL, 0,
- program, program_size,
- &c.prog_data,
- sizeof(c.prog_data),
- &brw->clip.prog_data);
+ if (unlikely(INTEL_DEBUG & DEBUG_CLIP)) {
+ printf("clip:\n");
+ for (i = 0; i < program_size / sizeof(struct brw_instruction); i++)
+ brw_disasm(stdout, &((struct brw_instruction *)program)[i],
+ intel->gen);
+ printf("\n");
+ }
+
+ brw_upload_cache(&brw->cache,
+ BRW_CLIP_PROG,
+ &c.key, sizeof(c.key),
+ program, program_size,
+ &c.prog_data, sizeof(c.prog_data),
+ &brw->clip.prog_offset, &brw->clip.prog_data);
+ ralloc_free(mem_ctx);
}
/* Calculate interpolants for triangle and line rasterization.
static void upload_clip_prog(struct brw_context *brw)
{
struct intel_context *intel = &brw->intel;
- GLcontext *ctx = &intel->ctx;
+ struct gl_context *ctx = &intel->ctx;
struct brw_clip_prog_key key;
memset(&key, 0, sizeof(key));
}
}
- dri_bo_unreference(brw->clip.prog_bo);
- brw->clip.prog_bo = brw_search_cache(&brw->cache, BRW_CLIP_PROG,
- &key, sizeof(key),
- NULL, 0,
- &brw->clip.prog_data);
- if (brw->clip.prog_bo == NULL)
+ if (!brw_search_cache(&brw->cache, BRW_CLIP_PROG,
+ &key, sizeof(key),
+ &brw->clip.prog_offset, &brw->clip.prog_data)) {
compile_clip_prog( brw, &key );
+ }
}