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i965: Fix slow leak of brw->wm.compile_data->store

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We were successfully freeing our compile data at context destroy, but until
then we were allocating a new store every compile without freeing it.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=56019
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Eric Anholt 2012-11-06 09:48:51 -08:00
parent 177c82555b
commit 2fcaf4eae8
3 changed files with 6 additions and 20 deletions
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1
src/mesa/drivers/dri/i965/brw_context.h
View file

@ -977,7 +977,6 @@ struct brw_context
struct {
struct brw_wm_prog_data *prog_data;
struct brw_wm_compile *compile_data;
/** Input sizes, calculated from active vertex program.
* One bit per fragment program input attribute.

2
src/mesa/drivers/dri/i965/brw_vtbl.c
View file

@ -72,8 +72,6 @@ static void brw_destroy_context( struct intel_context *intel )
brw_destroy_state(brw);
brw_draw_destroy( brw );
ralloc_free(brw->wm.compile_data);
dri_bo_release(&brw->curbe.curbe_bo);
dri_bo_release(&brw->vs.const_bo);
dri_bo_release(&brw->wm.const_bo);

23
src/mesa/drivers/dri/i965/brw_wm.c
View file

@ -215,20 +215,7 @@ bool do_wm_prog(struct brw_context *brw,
if (prog)
fs = prog->_LinkedShaders[MESA_SHADER_FRAGMENT];
c = brw->wm.compile_data;
if (c == NULL) {
brw->wm.compile_data = rzalloc(NULL, struct brw_wm_compile);
c = brw->wm.compile_data;
if (c == NULL) {
/* Ouch - big out of memory problem. Can't continue
* without triggering a segfault, no way to signal,
* so just return.
*/
return false;
}
} else {
memset(c, 0, sizeof(*brw->wm.compile_data));
}
c = rzalloc(NULL, struct brw_wm_compile);
/* Allocate the references to the uniforms that will end up in the
* prog_data associated with the compiled program, and which will be freed
@ -239,14 +226,14 @@ bool do_wm_prog(struct brw_context *brw,
/* The backend also sometimes adds params for texture size. */
param_count += 2 * BRW_MAX_TEX_UNIT;
c->prog_data.param = rzalloc_array(c, const float *, param_count);
c->prog_data.pull_param = rzalloc_array(c, const float *, param_count);
c->prog_data.param = rzalloc_array(NULL, const float *, param_count);
c->prog_data.pull_param = rzalloc_array(NULL, const float *, param_count);
} else {
/* brw_wm_pass0.c will also add references to 0.0 and 1.0 which are
* uploaded as push parameters.
*/
int param_count = (fp->program.Base.Parameters->NumParameters + 2) * 4;
c->prog_data.param = rzalloc_array(c, const float *, param_count);
c->prog_data.param = rzalloc_array(NULL, const float *, param_count);
/* The old backend never does pull constants. */
c->prog_data.pull_param = NULL;
}
@ -288,6 +275,8 @@ bool do_wm_prog(struct brw_context *brw,
&c->prog_data, sizeof(c->prog_data),
&brw->wm.prog_offset, &brw->wm.prog_data);
ralloc_free(c);
return true;
}