Merge remote branch 'origin/master' into lp-setup-llvm
[mesa.git] / src / mesa / drivers / dri / i965 / brw_clip.c
index af1d975de95cdf477d3c82f896216a6c719fae86..15e60bf3ce3fa050f31b0882c5741f5f670ff3d8 100644 (file)
@@ -42,7 +42,6 @@
 #include "brw_state.h"
 #include "brw_clip.h"
 
-
 #define FRONT_UNFILLED_BIT  0x1
 #define BACK_UNFILLED_BIT   0x2
 
@@ -56,6 +55,7 @@ static void compile_clip_prog( struct brw_context *brw,
    GLuint program_size;
    GLuint delta;
    GLuint i;
+   GLuint header_regs;
 
    memset(&c, 0, sizeof(c));
    
@@ -72,23 +72,29 @@ static void compile_clip_prog( struct brw_context *brw,
     */
    c.header_position_offset = ATTR_SIZE;
 
-   if (intel->is_ironlake)
-       delta = 3 * REG_SIZE;
+   if (intel->gen == 5)
+      header_regs = 3;
    else
-       delta = REG_SIZE;
+      header_regs = 1;
+
+   delta = header_regs * REG_SIZE;
 
-   for (i = 0; i < VERT_RESULT_MAX; i++)
+   for (i = 0; i < VERT_RESULT_MAX; i++) {
       if (c.key.attrs & BITFIELD64_BIT(i)) {
         c.offset[i] = delta;
         delta += ATTR_SIZE;
+
+        c.idx_to_attr[c.nr_attrs] = i;
+        c.nr_attrs++;
       }
+   }
 
-   c.nr_attrs = brw_count_bits(c.key.attrs);
-   
-   if (intel->is_ironlake)
-       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? */
+   /* The vertex attributes start at a URB row-aligned offset after
+    * the 8-20 dword vertex header, and continue for a URB row-aligned
+    * length.  nr_regs determines the urb_read_length from the start
+    * of the header to the end of the vertex data.
+    */
+   c.nr_regs = header_regs + (c.nr_attrs + 1) / 2;
 
    c.nr_bytes = c.nr_regs * REG_SIZE;
 
@@ -127,16 +133,25 @@ static void compile_clip_prog( struct brw_context *brw,
     */
    program = brw_get_program(&c.func, &program_size);
 
+    if (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");
+    }
+
    /* Upload
     */
-   dri_bo_unreference(brw->clip.prog_bo);
-   brw->clip.prog_bo = brw_upload_cache( &brw->cache,
-                                        BRW_CLIP_PROG,
-                                        &c.key, sizeof(c.key),
-                                        NULL, 0,
-                                        program, program_size,
-                                        &c.prog_data,
-                                        &brw->clip.prog_data );
+   drm_intel_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);
 }
 
 /* Calculate interpolants for triangle and line rasterization.
@@ -144,7 +159,7 @@ static void compile_clip_prog( struct brw_context *brw,
 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));
@@ -161,7 +176,7 @@ static void upload_clip_prog(struct brw_context *brw)
    /* _NEW_TRANSFORM */
    key.nr_userclip = brw_count_bits(ctx->Transform.ClipPlanesEnabled);
 
-   if (intel->is_ironlake)
+   if (intel->gen == 5)
        key.clip_mode = BRW_CLIPMODE_KERNEL_CLIP;
    else
        key.clip_mode = BRW_CLIPMODE_NORMAL;
@@ -252,7 +267,7 @@ static void upload_clip_prog(struct brw_context *brw)
       }
    }
 
-   dri_bo_unreference(brw->clip.prog_bo);
+   drm_intel_bo_unreference(brw->clip.prog_bo);
    brw->clip.prog_bo = brw_search_cache(&brw->cache, BRW_CLIP_PROG,
                                        &key, sizeof(key),
                                        NULL, 0,