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st/mesa: decrease the size of st_vertex_program

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The other variables can't be moved.

Reviewed-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Tested-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Marek Olšák
2015-10-03 22:44:30 +02:00
parent 4a21edf067
commit 4bbe418b4b
2 changed files with 48 additions and 51 deletions
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94
src/mesa/state_tracker/st_program.c
View File

@@ -239,11 +239,14 @@ st_translate_vertex_program(struct st_context *st,
struct pipe_context *pipe = st->pipe;
struct ureg_program *ureg;
enum pipe_error error;
unsigned num_outputs;
GLuint attr;
unsigned num_outputs = 0;
unsigned attr;
unsigned input_to_index[VERT_ATTRIB_MAX] = {0};
unsigned output_slot_to_attr[VARYING_SLOT_MAX] = {0};
ubyte output_semantic_name[VARYING_SLOT_MAX] = {0};
ubyte output_semantic_index[VARYING_SLOT_MAX] = {0};
stvp->num_inputs = 0;
stvp->num_outputs = 0;
if (stvp->Base.IsPositionInvariant)
_mesa_insert_mvp_code(st->ctx, &stvp->Base);
@@ -254,7 +257,7 @@ st_translate_vertex_program(struct st_context *st,
*/
for (attr = 0; attr < VERT_ATTRIB_MAX; attr++) {
if ((stvp->Base.Base.InputsRead & BITFIELD64_BIT(attr)) != 0) {
stvp->input_to_index[attr] = stvp->num_inputs;
input_to_index[attr] = stvp->num_inputs;
stvp->index_to_input[stvp->num_inputs] = attr;
stvp->num_inputs++;
if ((stvp->Base.Base.DoubleInputsRead & BITFIELD64_BIT(attr)) != 0) {
@@ -265,7 +268,7 @@ st_translate_vertex_program(struct st_context *st,
}
}
/* bit of a hack, presetup potentially unused edgeflag input */
stvp->input_to_index[VERT_ATTRIB_EDGEFLAG] = stvp->num_inputs;
input_to_index[VERT_ATTRIB_EDGEFLAG] = stvp->num_inputs;
stvp->index_to_input[stvp->num_inputs] = VERT_ATTRIB_EDGEFLAG;
/* Compute mapping of vertex program outputs to slots.
@@ -275,62 +278,62 @@ st_translate_vertex_program(struct st_context *st,
stvp->result_to_output[attr] = ~0;
}
else {
unsigned slot = stvp->num_outputs++;
unsigned slot = num_outputs++;
stvp->result_to_output[attr] = slot;
stvp->output_slot_to_attr[slot] = attr;
output_slot_to_attr[slot] = attr;
switch (attr) {
case VARYING_SLOT_POS:
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_POSITION;
stvp->output_semantic_index[slot] = 0;
output_semantic_name[slot] = TGSI_SEMANTIC_POSITION;
output_semantic_index[slot] = 0;
break;
case VARYING_SLOT_COL0:
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
stvp->output_semantic_index[slot] = 0;
output_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
output_semantic_index[slot] = 0;
break;
case VARYING_SLOT_COL1:
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
stvp->output_semantic_index[slot] = 1;
output_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
output_semantic_index[slot] = 1;
break;
case VARYING_SLOT_BFC0:
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_BCOLOR;
stvp->output_semantic_index[slot] = 0;
output_semantic_name[slot] = TGSI_SEMANTIC_BCOLOR;
output_semantic_index[slot] = 0;
break;
case VARYING_SLOT_BFC1:
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_BCOLOR;
stvp->output_semantic_index[slot] = 1;
output_semantic_name[slot] = TGSI_SEMANTIC_BCOLOR;
output_semantic_index[slot] = 1;
break;
case VARYING_SLOT_FOGC:
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_FOG;
stvp->output_semantic_index[slot] = 0;
output_semantic_name[slot] = TGSI_SEMANTIC_FOG;
output_semantic_index[slot] = 0;
break;
case VARYING_SLOT_PSIZ:
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_PSIZE;
stvp->output_semantic_index[slot] = 0;
output_semantic_name[slot] = TGSI_SEMANTIC_PSIZE;
output_semantic_index[slot] = 0;
break;
case VARYING_SLOT_CLIP_DIST0:
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST;
stvp->output_semantic_index[slot] = 0;
output_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST;
output_semantic_index[slot] = 0;
break;
case VARYING_SLOT_CLIP_DIST1:
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST;
stvp->output_semantic_index[slot] = 1;
output_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST;
output_semantic_index[slot] = 1;
break;
case VARYING_SLOT_EDGE:
assert(0);
break;
case VARYING_SLOT_CLIP_VERTEX:
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_CLIPVERTEX;
stvp->output_semantic_index[slot] = 0;
output_semantic_name[slot] = TGSI_SEMANTIC_CLIPVERTEX;
output_semantic_index[slot] = 0;
break;
case VARYING_SLOT_LAYER:
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_LAYER;
stvp->output_semantic_index[slot] = 0;
output_semantic_name[slot] = TGSI_SEMANTIC_LAYER;
output_semantic_index[slot] = 0;
break;
case VARYING_SLOT_VIEWPORT:
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_VIEWPORT_INDEX;
stvp->output_semantic_index[slot] = 0;
output_semantic_name[slot] = TGSI_SEMANTIC_VIEWPORT_INDEX;
output_semantic_index[slot] = 0;
break;
case VARYING_SLOT_TEX0:
@@ -342,8 +345,8 @@ st_translate_vertex_program(struct st_context *st,
case VARYING_SLOT_TEX6:
case VARYING_SLOT_TEX7:
if (st->needs_texcoord_semantic) {
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_TEXCOORD;
stvp->output_semantic_index[slot] = attr - VARYING_SLOT_TEX0;
output_semantic_name[slot] = TGSI_SEMANTIC_TEXCOORD;
output_semantic_index[slot] = attr - VARYING_SLOT_TEX0;
break;
}
/* fall through */
@@ -351,17 +354,17 @@ st_translate_vertex_program(struct st_context *st,
default:
assert(attr >= VARYING_SLOT_VAR0 ||
(attr >= VARYING_SLOT_TEX0 && attr <= VARYING_SLOT_TEX7));
stvp->output_semantic_name[slot] = TGSI_SEMANTIC_GENERIC;
stvp->output_semantic_index[slot] =
output_semantic_name[slot] = TGSI_SEMANTIC_GENERIC;
output_semantic_index[slot] =
st_get_generic_varying_index(st, attr);
break;
}
}
}
/* similar hack to above, presetup potentially unused edgeflag output */
stvp->result_to_output[VARYING_SLOT_EDGE] = stvp->num_outputs;
stvp->output_semantic_name[stvp->num_outputs] = TGSI_SEMANTIC_EDGEFLAG;
stvp->output_semantic_index[stvp->num_outputs] = 0;
stvp->result_to_output[VARYING_SLOT_EDGE] = num_outputs;
output_semantic_name[num_outputs] = TGSI_SEMANTIC_EDGEFLAG;
output_semantic_index[num_outputs] = 0;
if (!stvp->glsl_to_tgsi)
_mesa_remove_output_reads(&stvp->Base.Base, PROGRAM_OUTPUT);
@@ -375,7 +378,6 @@ st_translate_vertex_program(struct st_context *st,
vpv->key = *key;
vpv->num_inputs = stvp->num_inputs;
num_outputs = stvp->num_outputs;
if (key->passthrough_edgeflags) {
vpv->num_inputs++;
num_outputs++;
@@ -395,7 +397,7 @@ st_translate_vertex_program(struct st_context *st,
&stvp->Base.Base,
/* inputs */
vpv->num_inputs,
stvp->input_to_index,
input_to_index,
NULL, /* inputSlotToAttr */
NULL, /* input semantic name */
NULL, /* input semantic index */
@@ -404,9 +406,9 @@ st_translate_vertex_program(struct st_context *st,
/* outputs */
num_outputs,
stvp->result_to_output,
stvp->output_slot_to_attr,
stvp->output_semantic_name,
stvp->output_semantic_index,
output_slot_to_attr,
output_semantic_name,
output_semantic_index,
key->passthrough_edgeflags,
key->clamp_color);
else
@@ -416,15 +418,15 @@ st_translate_vertex_program(struct st_context *st,
&stvp->Base.Base,
/* inputs */
vpv->num_inputs,
stvp->input_to_index,
input_to_index,
NULL, /* input semantic name */
NULL, /* input semantic index */
NULL,
/* outputs */
num_outputs,
stvp->result_to_output,
stvp->output_semantic_name,
stvp->output_semantic_index,
output_semantic_name,
output_semantic_index,
key->passthrough_edgeflags,
key->clamp_color);

5
src/mesa/state_tracker/st_program.h
View File

@@ -156,17 +156,12 @@ struct st_vertex_program
struct glsl_to_tgsi_visitor* glsl_to_tgsi;
/** maps a Mesa VERT_ATTRIB_x to a packed TGSI input index */
GLuint input_to_index[VERT_ATTRIB_MAX];
/** maps a TGSI input index back to a Mesa VERT_ATTRIB_x */
GLuint index_to_input[PIPE_MAX_SHADER_INPUTS];
GLuint num_inputs;
/** Maps VARYING_SLOT_x to slot */
GLuint result_to_output[VARYING_SLOT_MAX];
GLuint output_slot_to_attr[VARYING_SLOT_MAX];
ubyte output_semantic_name[VARYING_SLOT_MAX];
ubyte output_semantic_index[VARYING_SLOT_MAX];
GLuint num_outputs;
/** List of translated variants of this vertex program.
*/