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i965: comments

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This commit is contained in:
Brian Paul 2009-03-31 10:53:56 -06:00
parent ed8f54aa65
commit 5f1ce6b87e
1 changed files with 5 additions and 0 deletions
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5
src/mesa/drivers/dri/i965/brw_wm.c
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@ -105,12 +105,17 @@ brw_wm_non_glsl_emit(struct brw_context *brw, struct brw_wm_compile *c)
brw_wm_pass1(c);
/* Register allocation.
* Divide by two because we operate on 16 pixels at a time and require
* two GRF entries for each logical shader register.
*/
c->grf_limit = BRW_WM_MAX_GRF / 2;
brw_wm_pass2(c);
/* how many general-purpose registers are used */
c->prog_data.total_grf = c->max_wm_grf;
/* Scratch space is used for register spilling */
if (c->last_scratch) {
c->prog_data.total_scratch = c->last_scratch + 0x40;
}