#include "util/u_math.h"
#include "tgsi/tgsi_parse.h"
+#include "tgsi/tgsi_util.h"
#include "tgsi/tgsi_scan.h"
{
const struct tgsi_full_instruction *fullinst
= &parse.FullToken.FullInstruction;
+ uint i;
assert(fullinst->Instruction.Opcode < TGSI_OPCODE_LAST);
info->opcode_count[fullinst->Instruction.Opcode]++;
- /* special case: scan fragment shaders for use of the fog
- * input/attribute. The X component is fog, the Y component
- * is the front/back-face flag.
- */
- if (procType == TGSI_PROCESSOR_FRAGMENT) {
- uint i;
- for (i = 0; i < fullinst->Instruction.NumSrcRegs; i++) {
- const struct tgsi_full_src_register *src =
- &fullinst->Src[i];
- if (src->Register.File == TGSI_FILE_INPUT ||
- src->Register.File == TGSI_FILE_SYSTEM_VALUE) {
- const int ind = src->Register.Index;
- if (info->input_semantic_name[ind] == TGSI_SEMANTIC_FOG) {
- if (src->Register.SwizzleX == TGSI_SWIZZLE_X) {
- info->uses_fogcoord = TRUE;
- }
- else if (src->Register.SwizzleX == TGSI_SWIZZLE_Y) {
- info->uses_frontfacing = TRUE;
- }
+ for (i = 0; i < fullinst->Instruction.NumSrcRegs; i++) {
+ const struct tgsi_full_src_register *src =
+ &fullinst->Src[i];
+ int ind = src->Register.Index;
+
+ /* Mark which inputs are effectively used */
+ if (src->Register.File == TGSI_FILE_INPUT) {
+ unsigned usage_mask;
+ usage_mask = tgsi_util_get_inst_usage_mask(fullinst, i);
+ if (src->Register.Indirect) {
+ for (ind = 0; ind < info->num_inputs; ++ind) {
+ info->input_usage_mask[ind] |= usage_mask;
}
+ } else {
+ assert(ind >= 0);
+ assert(ind < PIPE_MAX_SHADER_INPUTS);
+ info->input_usage_mask[ind] |= usage_mask;
}
+
+ if (procType == TGSI_PROCESSOR_FRAGMENT &&
+ src->Register.File == TGSI_FILE_INPUT &&
+ info->reads_position &&
+ src->Register.Index == 0 &&
+ (src->Register.SwizzleX == TGSI_SWIZZLE_Z ||
+ src->Register.SwizzleY == TGSI_SWIZZLE_Z ||
+ src->Register.SwizzleZ == TGSI_SWIZZLE_Z ||
+ src->Register.SwizzleW == TGSI_SWIZZLE_Z)) {
+ info->reads_z = TRUE;
+ }
+ }
+
+ /* check for indirect register reads */
+ if (src->Register.Indirect) {
+ info->indirect_files |= (1 << src->Register.File);
+ }
+ }
+
+ /* check for indirect register writes */
+ for (i = 0; i < fullinst->Instruction.NumDstRegs; i++) {
+ const struct tgsi_full_dst_register *dst = &fullinst->Dst[i];
+ if (dst->Register.Indirect) {
+ info->indirect_files |= (1 << dst->Register.File);
}
}
+
+ info->num_instructions++;
}
break;
info->file_count[file]++;
info->file_max[file] = MAX2(info->file_max[file], (int)reg);
- if (file == TGSI_FILE_INPUT || file == TGSI_FILE_SYSTEM_VALUE) {
+ if (file == TGSI_FILE_INPUT) {
info->input_semantic_name[reg] = (ubyte)fulldecl->Semantic.Name;
info->input_semantic_index[reg] = (ubyte)fulldecl->Semantic.Index;
info->input_interpolate[reg] = (ubyte)fulldecl->Declaration.Interpolate;
+ info->input_centroid[reg] = (ubyte)fulldecl->Declaration.Centroid;
+ info->input_cylindrical_wrap[reg] = (ubyte)fulldecl->Declaration.CylindricalWrap;
info->num_inputs++;
+
+ if (procType == TGSI_PROCESSOR_FRAGMENT &&
+ fulldecl->Semantic.Name == TGSI_SEMANTIC_POSITION)
+ info->reads_position = TRUE;
+ }
+ else if (file == TGSI_FILE_SYSTEM_VALUE) {
+ unsigned index = fulldecl->Range.First;
+ unsigned semName = fulldecl->Semantic.Name;
+
+ info->system_value_semantic_name[index] = semName;
+ info->num_system_values = MAX2(info->num_system_values,
+ index + 1);
+
+ /*
+ info->system_value_semantic_name[info->num_system_values++] =
+ fulldecl->Semantic.Name;
+ */
+
+ if (fulldecl->Semantic.Name == TGSI_SEMANTIC_INSTANCEID) {
+ info->uses_instanceid = TRUE;
+ }
}
else if (file == TGSI_FILE_OUTPUT) {
info->output_semantic_name[reg] = (ubyte)fulldecl->Semantic.Name;
/* extra info for special outputs */
if (procType == TGSI_PROCESSOR_FRAGMENT &&
- fulldecl->Semantic.Name == TGSI_SEMANTIC_POSITION) {
- info->writes_z = TRUE;
- }
+ fulldecl->Semantic.Name == TGSI_SEMANTIC_POSITION)
+ info->writes_z = TRUE;
+ if (procType == TGSI_PROCESSOR_FRAGMENT &&
+ fulldecl->Semantic.Name == TGSI_SEMANTIC_STENCIL)
+ info->writes_stencil = TRUE;
if (procType == TGSI_PROCESSOR_VERTEX &&
fulldecl->Semantic.Name == TGSI_SEMANTIC_EDGEFLAG) {
info->writes_edgeflag = TRUE;
info->file_max[file] = MAX2(info->file_max[file], (int)reg);
}
break;
+
case TGSI_TOKEN_TYPE_PROPERTY:
- {
- const struct tgsi_full_property *fullprop
- = &parse.FullToken.FullProperty;
+ {
+ const struct tgsi_full_property *fullprop
+ = &parse.FullToken.FullProperty;
- info->properties[info->num_properties].name =
- fullprop->Property.PropertyName;
- memcpy(info->properties[info->num_properties].data,
- fullprop->u, 8 * sizeof(unsigned));;
+ info->properties[info->num_properties].name =
+ fullprop->Property.PropertyName;
+ memcpy(info->properties[info->num_properties].data,
+ fullprop->u, 8 * sizeof(unsigned));;
- ++info->num_properties;
- }
- break;
+ ++info->num_properties;
+ }
+ break;
default:
assert( 0 );
info->uses_kill = (info->opcode_count[TGSI_OPCODE_KIL] ||
info->opcode_count[TGSI_OPCODE_KILP]);
+ /* extract simple properties */
+ for (i = 0; i < info->num_properties; ++i) {
+ switch (info->properties[i].name) {
+ case TGSI_PROPERTY_FS_COORD_ORIGIN:
+ info->origin_lower_left = info->properties[i].data[0];
+ break;
+ case TGSI_PROPERTY_FS_COORD_PIXEL_CENTER:
+ info->pixel_center_integer = info->properties[i].data[0];
+ break;
+ case TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS:
+ info->color0_writes_all_cbufs = info->properties[i].data[0];
+ break;
+ default:
+ ;
+ }
+ }
+
tgsi_parse_free (&parse);
}