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tgsi/ureg: cleanup local temporary emission v2 

Instead of emitting each temporary separately, emit them in a chunk.

v2: keep separate function for emitting temps

Signed-off-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Christian König 2013-03-08 17:55:46 +01:00
parent 36320bfa54
commit 52947b93b2
1 changed files with 13 additions and 17 deletions
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30
src/gallium/auxiliary/tgsi/tgsi_ureg.c
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@ -1260,24 +1260,23 @@ emit_decl_fs(struct ureg_program *ureg,
out[3].decl_semantic.Index = semantic_index;
}
static void emit_decl( struct ureg_program *ureg,
unsigned file,
unsigned index,
boolean local )
static void
emit_decl_temps( struct ureg_program *ureg,
unsigned first, unsigned last,
boolean local )
{
union tgsi_any_token *out = get_tokens( ureg, DOMAIN_DECL, 2 );
out[0].value = 0;
out[0].decl.Type = TGSI_TOKEN_TYPE_DECLARATION;
out[0].decl.NrTokens = 2;
out[0].decl.File = file;
out[0].decl.File = TGSI_FILE_TEMPORARY;
out[0].decl.UsageMask = TGSI_WRITEMASK_XYZW;
out[0].decl.Local = local;
out[1].value = 0;
out[1].decl_range.First = index;
out[1].decl_range.Last = index;
out[1].decl_range.First = first;
out[1].decl_range.Last = last;
}
static void emit_decl_range( struct ureg_program *ureg,
@ -1535,16 +1534,13 @@ static void emit_decls( struct ureg_program *ureg )
}
if (ureg->nr_temps) {
if (util_bitmask_get_first_index(ureg->local_temps) == UTIL_BITMASK_INVALID_INDEX) {
emit_decl_range( ureg,
TGSI_FILE_TEMPORARY,
0, ureg->nr_temps );
for (i = 0; i < ureg->nr_temps;) {
boolean local = util_bitmask_get(ureg->local_temps, i);
unsigned first = i++;
while (i < ureg->nr_temps && local == util_bitmask_get(ureg->local_temps, i))
++i;
} else {
for (i = 0; i < ureg->nr_temps; i++) {
emit_decl( ureg, TGSI_FILE_TEMPORARY, i,
util_bitmask_get(ureg->local_temps, i) );
}
emit_decl_temps( ureg, first, i - 1, local );
}
}