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st/mesa: inline if(1) conditional

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v2: fix typo
This commit is contained in:
Marek Olšák
2012-01-23 13:28:07 +01:00
parent 732f69c94e
commit 697b9945fb
1 changed files with 222 additions and 226 deletions
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448
src/mesa/state_tracker/st_program.c
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@@ -473,6 +473,23 @@ st_translate_fragment_program(struct st_context *st,
struct st_fp_variant *variant = CALLOC_STRUCT(st_fp_variant);
GLboolean deleteFP = GL_FALSE;
GLuint outputMapping[FRAG_RESULT_MAX];
GLuint inputMapping[FRAG_ATTRIB_MAX];
GLuint interpMode[PIPE_MAX_SHADER_INPUTS]; /* XXX size? */
GLuint attr;
const GLbitfield64 inputsRead = stfp->Base.Base.InputsRead;
struct ureg_program *ureg;
GLboolean write_all = GL_FALSE;
ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS];
ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS];
uint fs_num_inputs = 0;
ubyte fs_output_semantic_name[PIPE_MAX_SHADER_OUTPUTS];
ubyte fs_output_semantic_index[PIPE_MAX_SHADER_OUTPUTS];
uint fs_num_outputs = 0;
if (!variant)
return NULL;
@@ -508,244 +525,223 @@ st_translate_fragment_program(struct st_context *st,
}
#endif
/* XXX this will be cleaned up in the following commit */
if (1) {
/* need to translate Mesa instructions to TGSI now */
GLuint outputMapping[FRAG_RESULT_MAX];
GLuint inputMapping[FRAG_ATTRIB_MAX];
GLuint interpMode[PIPE_MAX_SHADER_INPUTS]; /* XXX size? */
GLuint attr;
const GLbitfield64 inputsRead = stfp->Base.Base.InputsRead;
struct ureg_program *ureg;
if (!stfp->glsl_to_tgsi)
_mesa_remove_output_reads(&stfp->Base.Base, PROGRAM_OUTPUT);
GLboolean write_all = GL_FALSE;
/*
* Convert Mesa program inputs to TGSI input register semantics.
*/
for (attr = 0; attr < FRAG_ATTRIB_MAX; attr++) {
if ((inputsRead & BITFIELD64_BIT(attr)) != 0) {
const GLuint slot = fs_num_inputs++;
ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS];
ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS];
uint fs_num_inputs = 0;
inputMapping[attr] = slot;
ubyte fs_output_semantic_name[PIPE_MAX_SHADER_OUTPUTS];
ubyte fs_output_semantic_index[PIPE_MAX_SHADER_OUTPUTS];
uint fs_num_outputs = 0;
if (!stfp->glsl_to_tgsi)
_mesa_remove_output_reads(&stfp->Base.Base, PROGRAM_OUTPUT);
/*
* Convert Mesa program inputs to TGSI input register semantics.
*/
for (attr = 0; attr < FRAG_ATTRIB_MAX; attr++) {
if ((inputsRead & BITFIELD64_BIT(attr)) != 0) {
const GLuint slot = fs_num_inputs++;
inputMapping[attr] = slot;
switch (attr) {
case FRAG_ATTRIB_WPOS:
input_semantic_name[slot] = TGSI_SEMANTIC_POSITION;
input_semantic_index[slot] = 0;
interpMode[slot] = TGSI_INTERPOLATE_LINEAR;
break;
case FRAG_ATTRIB_COL0:
input_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
input_semantic_index[slot] = 0;
interpMode[slot] = st_translate_interp(stfp->Base.InterpQualifier[attr],
TRUE);
break;
case FRAG_ATTRIB_COL1:
input_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
input_semantic_index[slot] = 1;
interpMode[slot] = st_translate_interp(stfp->Base.InterpQualifier[attr],
TRUE);
break;
case FRAG_ATTRIB_FOGC:
input_semantic_name[slot] = TGSI_SEMANTIC_FOG;
input_semantic_index[slot] = 0;
interpMode[slot] = TGSI_INTERPOLATE_PERSPECTIVE;
break;
case FRAG_ATTRIB_FACE:
input_semantic_name[slot] = TGSI_SEMANTIC_FACE;
input_semantic_index[slot] = 0;
interpMode[slot] = TGSI_INTERPOLATE_CONSTANT;
break;
case FRAG_ATTRIB_CLIP_DIST0:
input_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST;
input_semantic_index[slot] = 0;
interpMode[slot] = TGSI_INTERPOLATE_LINEAR;
break;
case FRAG_ATTRIB_CLIP_DIST1:
input_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST;
input_semantic_index[slot] = 1;
interpMode[slot] = TGSI_INTERPOLATE_LINEAR;
break;
/* In most cases, there is nothing special about these
* inputs, so adopt a convention to use the generic
* semantic name and the mesa FRAG_ATTRIB_ number as the
* index.
*
* All that is required is that the vertex shader labels
* its own outputs similarly, and that the vertex shader
* generates at least every output required by the
* fragment shader plus fixed-function hardware (such as
* BFC).
*
* There is no requirement that semantic indexes start at
* zero or be restricted to a particular range -- nobody
* should be building tables based on semantic index.
*/
case FRAG_ATTRIB_PNTC:
case FRAG_ATTRIB_TEX0:
case FRAG_ATTRIB_TEX1:
case FRAG_ATTRIB_TEX2:
case FRAG_ATTRIB_TEX3:
case FRAG_ATTRIB_TEX4:
case FRAG_ATTRIB_TEX5:
case FRAG_ATTRIB_TEX6:
case FRAG_ATTRIB_TEX7:
case FRAG_ATTRIB_VAR0:
default:
/* Actually, let's try and zero-base this just for
* readability of the generated TGSI.
*/
assert(attr >= FRAG_ATTRIB_TEX0);
input_semantic_index[slot] = (attr - FRAG_ATTRIB_TEX0);
input_semantic_name[slot] = TGSI_SEMANTIC_GENERIC;
if (attr == FRAG_ATTRIB_PNTC)
interpMode[slot] = TGSI_INTERPOLATE_LINEAR;
else
interpMode[slot] = st_translate_interp(stfp->Base.InterpQualifier[attr],
FALSE);
break;
}
}
else {
inputMapping[attr] = -1;
}
}
/*
* Semantics and mapping for outputs
*/
{
uint numColors = 0;
GLbitfield64 outputsWritten = stfp->Base.Base.OutputsWritten;
/* if z is written, emit that first */
if (outputsWritten & BITFIELD64_BIT(FRAG_RESULT_DEPTH)) {
fs_output_semantic_name[fs_num_outputs] = TGSI_SEMANTIC_POSITION;
fs_output_semantic_index[fs_num_outputs] = 0;
outputMapping[FRAG_RESULT_DEPTH] = fs_num_outputs;
fs_num_outputs++;
outputsWritten &= ~(1 << FRAG_RESULT_DEPTH);
}
if (outputsWritten & BITFIELD64_BIT(FRAG_RESULT_STENCIL)) {
fs_output_semantic_name[fs_num_outputs] = TGSI_SEMANTIC_STENCIL;
fs_output_semantic_index[fs_num_outputs] = 0;
outputMapping[FRAG_RESULT_STENCIL] = fs_num_outputs;
fs_num_outputs++;
outputsWritten &= ~(1 << FRAG_RESULT_STENCIL);
}
/* handle remaning outputs (color) */
for (attr = 0; attr < FRAG_RESULT_MAX; attr++) {
if (outputsWritten & BITFIELD64_BIT(attr)) {
switch (attr) {
case FRAG_RESULT_DEPTH:
case FRAG_RESULT_STENCIL:
/* handled above */
assert(0);
break;
case FRAG_RESULT_COLOR:
write_all = GL_TRUE; /* fallthrough */
default:
assert(attr == FRAG_RESULT_COLOR ||
(FRAG_RESULT_DATA0 <= attr && attr < FRAG_RESULT_MAX));
fs_output_semantic_name[fs_num_outputs] = TGSI_SEMANTIC_COLOR;
fs_output_semantic_index[fs_num_outputs] = numColors;
outputMapping[attr] = fs_num_outputs;
numColors++;
break;
}
fs_num_outputs++;
}
}
}
ureg = ureg_create( TGSI_PROCESSOR_FRAGMENT );
if (ureg == NULL) {
FREE(variant);
return NULL;
}
if (ST_DEBUG & DEBUG_MESA) {
_mesa_print_program(&stfp->Base.Base);
_mesa_print_program_parameters(st->ctx, &stfp->Base.Base);
debug_printf("\n");
}
if (write_all == GL_TRUE)
ureg_property_fs_color0_writes_all_cbufs(ureg, 1);
if (stfp->Base.FragDepthLayout != FRAG_DEPTH_LAYOUT_NONE) {
switch (stfp->Base.FragDepthLayout) {
case FRAG_DEPTH_LAYOUT_ANY:
ureg_property_fs_depth_layout(ureg, TGSI_FS_DEPTH_LAYOUT_ANY);
switch (attr) {
case FRAG_ATTRIB_WPOS:
input_semantic_name[slot] = TGSI_SEMANTIC_POSITION;
input_semantic_index[slot] = 0;
interpMode[slot] = TGSI_INTERPOLATE_LINEAR;
break;
case FRAG_DEPTH_LAYOUT_GREATER:
ureg_property_fs_depth_layout(ureg, TGSI_FS_DEPTH_LAYOUT_GREATER);
case FRAG_ATTRIB_COL0:
input_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
input_semantic_index[slot] = 0;
interpMode[slot] = st_translate_interp(stfp->Base.InterpQualifier[attr],
TRUE);
break;
case FRAG_DEPTH_LAYOUT_LESS:
ureg_property_fs_depth_layout(ureg, TGSI_FS_DEPTH_LAYOUT_LESS);
case FRAG_ATTRIB_COL1:
input_semantic_name[slot] = TGSI_SEMANTIC_COLOR;
input_semantic_index[slot] = 1;
interpMode[slot] = st_translate_interp(stfp->Base.InterpQualifier[attr],
TRUE);
break;
case FRAG_DEPTH_LAYOUT_UNCHANGED:
ureg_property_fs_depth_layout(ureg, TGSI_FS_DEPTH_LAYOUT_UNCHANGED);
case FRAG_ATTRIB_FOGC:
input_semantic_name[slot] = TGSI_SEMANTIC_FOG;
input_semantic_index[slot] = 0;
interpMode[slot] = TGSI_INTERPOLATE_PERSPECTIVE;
break;
case FRAG_ATTRIB_FACE:
input_semantic_name[slot] = TGSI_SEMANTIC_FACE;
input_semantic_index[slot] = 0;
interpMode[slot] = TGSI_INTERPOLATE_CONSTANT;
break;
case FRAG_ATTRIB_CLIP_DIST0:
input_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST;
input_semantic_index[slot] = 0;
interpMode[slot] = TGSI_INTERPOLATE_LINEAR;
break;
case FRAG_ATTRIB_CLIP_DIST1:
input_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST;
input_semantic_index[slot] = 1;
interpMode[slot] = TGSI_INTERPOLATE_LINEAR;
break;
/* In most cases, there is nothing special about these
* inputs, so adopt a convention to use the generic
* semantic name and the mesa FRAG_ATTRIB_ number as the
* index.
*
* All that is required is that the vertex shader labels
* its own outputs similarly, and that the vertex shader
* generates at least every output required by the
* fragment shader plus fixed-function hardware (such as
* BFC).
*
* There is no requirement that semantic indexes start at
* zero or be restricted to a particular range -- nobody
* should be building tables based on semantic index.
*/
case FRAG_ATTRIB_PNTC:
case FRAG_ATTRIB_TEX0:
case FRAG_ATTRIB_TEX1:
case FRAG_ATTRIB_TEX2:
case FRAG_ATTRIB_TEX3:
case FRAG_ATTRIB_TEX4:
case FRAG_ATTRIB_TEX5:
case FRAG_ATTRIB_TEX6:
case FRAG_ATTRIB_TEX7:
case FRAG_ATTRIB_VAR0:
default:
assert(0);
/* Actually, let's try and zero-base this just for
* readability of the generated TGSI.
*/
assert(attr >= FRAG_ATTRIB_TEX0);
input_semantic_index[slot] = (attr - FRAG_ATTRIB_TEX0);
input_semantic_name[slot] = TGSI_SEMANTIC_GENERIC;
if (attr == FRAG_ATTRIB_PNTC)
interpMode[slot] = TGSI_INTERPOLATE_LINEAR;
else
interpMode[slot] = st_translate_interp(stfp->Base.InterpQualifier[attr],
FALSE);
break;
}
}
if (stfp->glsl_to_tgsi)
st_translate_program(st->ctx,
TGSI_PROCESSOR_FRAGMENT,
ureg,
stfp->glsl_to_tgsi,
&stfp->Base.Base,
/* inputs */
fs_num_inputs,
inputMapping,
input_semantic_name,
input_semantic_index,
interpMode,
/* outputs */
fs_num_outputs,
outputMapping,
fs_output_semantic_name,
fs_output_semantic_index, FALSE,
key->clamp_color );
else
st_translate_mesa_program(st->ctx,
TGSI_PROCESSOR_FRAGMENT,
ureg,
&stfp->Base.Base,
/* inputs */
fs_num_inputs,
inputMapping,
input_semantic_name,
input_semantic_index,
interpMode,
/* outputs */
fs_num_outputs,
outputMapping,
fs_output_semantic_name,
fs_output_semantic_index, FALSE,
key->clamp_color);
variant->tgsi.tokens = ureg_get_tokens( ureg, NULL );
ureg_destroy( ureg );
else {
inputMapping[attr] = -1;
}
}
/*
* Semantics and mapping for outputs
*/
{
uint numColors = 0;
GLbitfield64 outputsWritten = stfp->Base.Base.OutputsWritten;
/* if z is written, emit that first */
if (outputsWritten & BITFIELD64_BIT(FRAG_RESULT_DEPTH)) {
fs_output_semantic_name[fs_num_outputs] = TGSI_SEMANTIC_POSITION;
fs_output_semantic_index[fs_num_outputs] = 0;
outputMapping[FRAG_RESULT_DEPTH] = fs_num_outputs;
fs_num_outputs++;
outputsWritten &= ~(1 << FRAG_RESULT_DEPTH);
}
if (outputsWritten & BITFIELD64_BIT(FRAG_RESULT_STENCIL)) {
fs_output_semantic_name[fs_num_outputs] = TGSI_SEMANTIC_STENCIL;
fs_output_semantic_index[fs_num_outputs] = 0;
outputMapping[FRAG_RESULT_STENCIL] = fs_num_outputs;
fs_num_outputs++;
outputsWritten &= ~(1 << FRAG_RESULT_STENCIL);
}
/* handle remaining outputs (color) */
for (attr = 0; attr < FRAG_RESULT_MAX; attr++) {
if (outputsWritten & BITFIELD64_BIT(attr)) {
switch (attr) {
case FRAG_RESULT_DEPTH:
case FRAG_RESULT_STENCIL:
/* handled above */
assert(0);
break;
case FRAG_RESULT_COLOR:
write_all = GL_TRUE; /* fallthrough */
default:
assert(attr == FRAG_RESULT_COLOR ||
(FRAG_RESULT_DATA0 <= attr && attr < FRAG_RESULT_MAX));
fs_output_semantic_name[fs_num_outputs] = TGSI_SEMANTIC_COLOR;
fs_output_semantic_index[fs_num_outputs] = numColors;
outputMapping[attr] = fs_num_outputs;
numColors++;
break;
}
fs_num_outputs++;
}
}
}
ureg = ureg_create( TGSI_PROCESSOR_FRAGMENT );
if (ureg == NULL) {
FREE(variant);
return NULL;
}
if (ST_DEBUG & DEBUG_MESA) {
_mesa_print_program(&stfp->Base.Base);
_mesa_print_program_parameters(st->ctx, &stfp->Base.Base);
debug_printf("\n");
}
if (write_all == GL_TRUE)
ureg_property_fs_color0_writes_all_cbufs(ureg, 1);
if (stfp->Base.FragDepthLayout != FRAG_DEPTH_LAYOUT_NONE) {
switch (stfp->Base.FragDepthLayout) {
case FRAG_DEPTH_LAYOUT_ANY:
ureg_property_fs_depth_layout(ureg, TGSI_FS_DEPTH_LAYOUT_ANY);
break;
case FRAG_DEPTH_LAYOUT_GREATER:
ureg_property_fs_depth_layout(ureg, TGSI_FS_DEPTH_LAYOUT_GREATER);
break;
case FRAG_DEPTH_LAYOUT_LESS:
ureg_property_fs_depth_layout(ureg, TGSI_FS_DEPTH_LAYOUT_LESS);
break;
case FRAG_DEPTH_LAYOUT_UNCHANGED:
ureg_property_fs_depth_layout(ureg, TGSI_FS_DEPTH_LAYOUT_UNCHANGED);
break;
default:
assert(0);
}
}
if (stfp->glsl_to_tgsi)
st_translate_program(st->ctx,
TGSI_PROCESSOR_FRAGMENT,
ureg,
stfp->glsl_to_tgsi,
&stfp->Base.Base,
/* inputs */
fs_num_inputs,
inputMapping,
input_semantic_name,
input_semantic_index,
interpMode,
/* outputs */
fs_num_outputs,
outputMapping,
fs_output_semantic_name,
fs_output_semantic_index, FALSE,
key->clamp_color );
else
st_translate_mesa_program(st->ctx,
TGSI_PROCESSOR_FRAGMENT,
ureg,
&stfp->Base.Base,
/* inputs */
fs_num_inputs,
inputMapping,
input_semantic_name,
input_semantic_index,
interpMode,
/* outputs */
fs_num_outputs,
outputMapping,
fs_output_semantic_name,
fs_output_semantic_index, FALSE,
key->clamp_color);
variant->tgsi.tokens = ureg_get_tokens( ureg, NULL );
ureg_destroy( ureg );
/* fill in variant */
variant->driver_shader = pipe->create_fs_state(pipe, &variant->tgsi);
variant->key = *key;