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Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_text.c')
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_text.c380
1 files changed, 263 insertions, 117 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_text.c b/src/gallium/auxiliary/tgsi/tgsi_text.c
index f000958bfc..9fcffeda36 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_text.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_text.c
@@ -27,7 +27,9 @@
#include "util/u_debug.h"
#include "util/u_memory.h"
+#include "util/u_prim.h"
#include "pipe/p_defines.h"
+#include "pipe/p_inlines.h"
#include "tgsi_text.h"
#include "tgsi_build.h"
#include "tgsi_info.h"
@@ -61,18 +63,20 @@ static boolean uprcase( char c )
}
/*
- * Ignore case of str1 and assume str2 is already uppercase.
+ * Ignore case of str1 and assume str1 is already uppercase.
* Return TRUE iff str1 and str2 are equal.
*/
static int
streq_nocase_uprcase(const char *str1,
const char *str2)
{
- while (*str1 && uprcase(*str1) == *str2) {
+ while (*str1 && *str2) {
+ if (*str1 != uprcase(*str2))
+ return FALSE;
str1++;
str2++;
}
- return *str1 == *str2;
+ return TRUE;
}
static boolean str_match_no_case( const char **pcur, const char *str )
@@ -193,11 +197,26 @@ struct translate_ctx
struct tgsi_token *tokens_cur;
struct tgsi_token *tokens_end;
struct tgsi_header *header;
+ unsigned processor : 4;
+ int implied_array_size : 5;
};
static void report_error( struct translate_ctx *ctx, const char *msg )
{
- debug_printf( "\nError: %s", msg );
+ int line = 1;
+ int column = 1;
+ const char *itr = ctx->text;
+
+ while (itr != ctx->cur) {
+ if (*itr == '\n') {
+ column = 1;
+ ++line;
+ }
+ ++column;
+ ++itr;
+ }
+
+ debug_printf( "\nTGSI asm error: %s [%d : %d] \n", msg, line, column );
}
/* Parse shader header.
@@ -229,6 +248,7 @@ static boolean parse_header( struct translate_ctx *ctx )
if (ctx->tokens_cur >= ctx->tokens_end)
return FALSE;
*(struct tgsi_processor *) ctx->tokens_cur++ = tgsi_build_processor( processor, ctx->header );
+ ctx->processor = processor;
return TRUE;
}
@@ -325,92 +345,36 @@ parse_opt_writemask(
return TRUE;
}
-/* <register_file_bracket> ::= <file> `['
- */
static boolean
-parse_register_file_bracket(
- struct translate_ctx *ctx,
- uint *file )
-{
- if (!parse_file( &ctx->cur, file )) {
- report_error( ctx, "Unknown register file" );
- return FALSE;
- }
- eat_opt_white( &ctx->cur );
- if (*ctx->cur != '[') {
- report_error( ctx, "Expected `['" );
- return FALSE;
- }
- ctx->cur++;
- return TRUE;
-}
+parse_register_dst( struct translate_ctx *ctx,
+ uint *file,
+ int *index );
-/* <register_file_bracket_index> ::= <register_file_bracket> <uint>
- */
-static boolean
-parse_register_file_bracket_index(
- struct translate_ctx *ctx,
- uint *file,
- int *index )
-{
- uint uindex;
+struct parsed_src_bracket {
+ int index;
- if (!parse_register_file_bracket( ctx, file ))
- return FALSE;
- eat_opt_white( &ctx->cur );
- if (!parse_uint( &ctx->cur, &uindex )) {
- report_error( ctx, "Expected literal unsigned integer" );
- return FALSE;
- }
- *index = (int) uindex;
- return TRUE;
-}
+ uint ind_file;
+ int ind_index;
+ uint ind_comp;
+};
-/* Parse destination register operand.
- * <register_dst> ::= <register_file_bracket_index> `]'
- */
-static boolean
-parse_register_dst(
- struct translate_ctx *ctx,
- uint *file,
- int *index )
-{
- if (!parse_register_file_bracket_index( ctx, file, index ))
- return FALSE;
- eat_opt_white( &ctx->cur );
- if (*ctx->cur != ']') {
- report_error( ctx, "Expected `]'" );
- return FALSE;
- }
- ctx->cur++;
- return TRUE;
-}
-/* Parse source register operand.
- * <register_src> ::= <register_file_bracket_index> `]' |
- * <register_file_bracket> <register_dst> [`.' (`x' | `y' | `z' | `w')] `]' |
- * <register_file_bracket> <register_dst> [`.' (`x' | `y' | `z' | `w')] `+' <uint> `]' |
- * <register_file_bracket> <register_dst> [`.' (`x' | `y' | `z' | `w')] `-' <uint> `]'
- */
static boolean
-parse_register_src(
+parse_register_src_bracket(
struct translate_ctx *ctx,
- uint *file,
- int *index,
- uint *ind_file,
- int *ind_index,
- uint *ind_comp)
+ struct parsed_src_bracket *brackets)
{
const char *cur;
uint uindex;
- *ind_comp = TGSI_SWIZZLE_X;
- if (!parse_register_file_bracket( ctx, file ))
- return FALSE;
+ memset(brackets, 0, sizeof(struct parsed_src_bracket));
+
eat_opt_white( &ctx->cur );
+
cur = ctx->cur;
- if (parse_file( &cur, ind_file )) {
- if (!parse_register_dst( ctx, ind_file, ind_index ))
+ if (parse_file( &cur, &brackets->ind_file )) {
+ if (!parse_register_dst( ctx, &brackets->ind_file,
+ &brackets->ind_index ))
return FALSE;
eat_opt_white( &ctx->cur );
@@ -420,16 +384,16 @@ parse_register_src(
switch (uprcase(*ctx->cur)) {
case 'X':
- *ind_comp = TGSI_SWIZZLE_X;
+ brackets->ind_comp = TGSI_SWIZZLE_X;
break;
case 'Y':
- *ind_comp = TGSI_SWIZZLE_Y;
+ brackets->ind_comp = TGSI_SWIZZLE_Y;
break;
case 'Z':
- *ind_comp = TGSI_SWIZZLE_Z;
+ brackets->ind_comp = TGSI_SWIZZLE_Z;
break;
case 'W':
- *ind_comp = TGSI_SWIZZLE_W;
+ brackets->ind_comp = TGSI_SWIZZLE_W;
break;
default:
report_error(ctx, "Expected indirect register swizzle component `x', `y', `z' or `w'");
@@ -450,12 +414,12 @@ parse_register_src(
return FALSE;
}
if (negate)
- *index = -(int) uindex;
+ brackets->index = -(int) uindex;
else
- *index = (int) uindex;
+ brackets->index = (int) uindex;
}
else {
- *index = 0;
+ brackets->index = 0;
}
}
else {
@@ -463,9 +427,9 @@ parse_register_src(
report_error( ctx, "Expected literal unsigned integer" );
return FALSE;
}
- *index = (int) uindex;
- *ind_file = TGSI_FILE_NULL;
- *ind_index = 0;
+ brackets->index = (int) uindex;
+ brackets->ind_file = TGSI_FILE_NULL;
+ brackets->ind_index = 0;
}
eat_opt_white( &ctx->cur );
if (*ctx->cur != ']') {
@@ -476,20 +440,123 @@ parse_register_src(
return TRUE;
}
-/* Parse register declaration.
- * <register_dcl> ::= <register_file_bracket_index> `]' |
- * <register_file_bracket_index> `..' <index> `]'
+static boolean
+parse_opt_register_src_bracket(
+ struct translate_ctx *ctx,
+ struct parsed_src_bracket *brackets,
+ int *parsed_brackets)
+{
+ const char *cur = ctx->cur;
+
+ *parsed_brackets = 0;
+
+ eat_opt_white( &cur );
+ if (cur[0] == '[') {
+ ++cur;
+ ctx->cur = cur;
+
+ if (!parse_register_src_bracket(ctx, brackets))
+ return FALSE;
+
+ *parsed_brackets = 1;
+ }
+
+ return TRUE;
+}
+
+/* <register_file_bracket> ::= <file> `['
*/
static boolean
-parse_register_dcl(
+parse_register_file_bracket(
+ struct translate_ctx *ctx,
+ uint *file )
+{
+ if (!parse_file( &ctx->cur, file )) {
+ report_error( ctx, "Unknown register file" );
+ return FALSE;
+ }
+ eat_opt_white( &ctx->cur );
+ if (*ctx->cur != '[') {
+ report_error( ctx, "Expected `['" );
+ return FALSE;
+ }
+ ctx->cur++;
+ return TRUE;
+}
+
+/* <register_file_bracket_index> ::= <register_file_bracket> <uint>
+ */
+static boolean
+parse_register_file_bracket_index(
+ struct translate_ctx *ctx,
+ uint *file,
+ int *index )
+{
+ uint uindex;
+
+ if (!parse_register_file_bracket( ctx, file ))
+ return FALSE;
+ eat_opt_white( &ctx->cur );
+ if (!parse_uint( &ctx->cur, &uindex )) {
+ report_error( ctx, "Expected literal unsigned integer" );
+ return FALSE;
+ }
+ *index = (int) uindex;
+ return TRUE;
+}
+
+/* Parse source register operand.
+ * <register_src> ::= <register_file_bracket_index> `]' |
+ * <register_file_bracket> <register_dst> [`.' (`x' | `y' | `z' | `w')] `]' |
+ * <register_file_bracket> <register_dst> [`.' (`x' | `y' | `z' | `w')] `+' <uint> `]' |
+ * <register_file_bracket> <register_dst> [`.' (`x' | `y' | `z' | `w')] `-' <uint> `]'
+ */
+static boolean
+parse_register_src(
struct translate_ctx *ctx,
uint *file,
- int *first,
- int *last )
+ struct parsed_src_bracket *brackets)
+{
+
+ brackets->ind_comp = TGSI_SWIZZLE_X;
+ if (!parse_register_file_bracket( ctx, file ))
+ return FALSE;
+ if (!parse_register_src_bracket( ctx, brackets ))
+ return FALSE;
+
+ return TRUE;
+}
+
+struct parsed_dcl_bracket {
+ uint first;
+ uint last;
+};
+
+static boolean
+parse_register_dcl_bracket(
+ struct translate_ctx *ctx,
+ struct parsed_dcl_bracket *bracket)
{
- if (!parse_register_file_bracket_index( ctx, file, first ))
+ uint uindex;
+ memset(bracket, 0, sizeof(struct parsed_dcl_bracket));
+
+ eat_opt_white( &ctx->cur );
+
+ if (!parse_uint( &ctx->cur, &uindex )) {
+ /* it can be an empty bracket [] which means its range
+ * is from 0 to some implied size */
+ if (ctx->cur[0] == ']' && ctx->implied_array_size != 0) {
+ bracket->first = 0;
+ bracket->last = ctx->implied_array_size - 1;
+ goto cleanup;
+ }
+ report_error( ctx, "Expected literal unsigned integer" );
return FALSE;
+ }
+ bracket->first = (int) uindex;
+
eat_opt_white( &ctx->cur );
+
if (ctx->cur[0] == '.' && ctx->cur[1] == '.') {
uint uindex;
@@ -499,12 +566,14 @@ parse_register_dcl(
report_error( ctx, "Expected literal integer" );
return FALSE;
}
- *last = (int) uindex;
+ bracket->last = (int) uindex;
eat_opt_white( &ctx->cur );
}
else {
- *last = *first;
+ bracket->last = bracket->first;
}
+
+cleanup:
if (*ctx->cur != ']') {
report_error( ctx, "Expected `]' or `..'" );
return FALSE;
@@ -513,6 +582,70 @@ parse_register_dcl(
return TRUE;
}
+/* Parse register declaration.
+ * <register_dcl> ::= <register_file_bracket_index> `]' |
+ * <register_file_bracket_index> `..' <index> `]'
+ */
+static boolean
+parse_register_dcl(
+ struct translate_ctx *ctx,
+ uint *file,
+ struct parsed_dcl_bracket *brackets,
+ int *num_brackets)
+{
+ const char *cur;
+
+ *num_brackets = 0;
+
+ if (!parse_register_file_bracket( ctx, file ))
+ return FALSE;
+ if (!parse_register_dcl_bracket( ctx, &brackets[0] ))
+ return FALSE;
+
+ *num_brackets = 1;
+
+ cur = ctx->cur;
+ eat_opt_white( &cur );
+
+ if (cur[0] == '[') {
+ ++cur;
+ ctx->cur = cur;
+ if (!parse_register_dcl_bracket( ctx, &brackets[1] ))
+ return FALSE;
+ /* for geometry shader we don't really care about
+ * the first brackets it's always the size of the
+ * input primitive. so we want to declare just
+ * the index relevant to the semantics which is in
+ * the second bracket */
+ if (ctx->processor == TGSI_PROCESSOR_GEOMETRY) {
+ brackets[0] = brackets[1];
+ }
+ *num_brackets = 2;
+ }
+
+ return TRUE;
+}
+
+
+/* Parse destination register operand.
+ * <register_dst> ::= <register_file_bracket_index> `]'
+ */
+static boolean
+parse_register_dst(
+ struct translate_ctx *ctx,
+ uint *file,
+ int *index )
+{
+ if (!parse_register_file_bracket_index( ctx, file, index ))
+ return FALSE;
+ eat_opt_white( &ctx->cur );
+ if (*ctx->cur != ']') {
+ report_error( ctx, "Expected `]'" );
+ return FALSE;
+ }
+ ctx->cur++;
+ return TRUE;
+}
static boolean
parse_dst_operand(
@@ -582,37 +715,44 @@ parse_src_operand(
struct tgsi_full_src_register *src )
{
uint file;
- int index;
- uint ind_file;
- int ind_index;
- uint ind_comp;
uint swizzle[4];
boolean parsed_swizzle;
+ struct parsed_src_bracket bracket[2];
+ int parsed_opt_brackets;
if (*ctx->cur == '-') {
ctx->cur++;
eat_opt_white( &ctx->cur );
src->Register.Negate = 1;
}
-
+
if (*ctx->cur == '|') {
ctx->cur++;
eat_opt_white( &ctx->cur );
src->Register.Absolute = 1;
}
- if (!parse_register_src(ctx, &file, &index, &ind_file, &ind_index, &ind_comp))
+ if (!parse_register_src(ctx, &file, &bracket[0]))
+ return FALSE;
+ if (!parse_opt_register_src_bracket(ctx, &bracket[1], &parsed_opt_brackets))
return FALSE;
+
src->Register.File = file;
- src->Register.Index = index;
- if (ind_file != TGSI_FILE_NULL) {
+ src->Register.Index = bracket[0].index;
+ if (bracket[0].ind_file != TGSI_FILE_NULL) {
src->Register.Indirect = 1;
- src->Indirect.File = ind_file;
- src->Indirect.Index = ind_index;
- src->Indirect.SwizzleX = ind_comp;
- src->Indirect.SwizzleY = ind_comp;
- src->Indirect.SwizzleZ = ind_comp;
- src->Indirect.SwizzleW = ind_comp;
+ src->Indirect.File = bracket[0].ind_file;
+ src->Indirect.Index = bracket[0].ind_index;
+ src->Indirect.SwizzleX = bracket[0].ind_comp;
+ src->Indirect.SwizzleY = bracket[0].ind_comp;
+ src->Indirect.SwizzleZ = bracket[0].ind_comp;
+ src->Indirect.SwizzleW = bracket[0].ind_comp;
+ }
+ if (parsed_opt_brackets) {
+ src->Register.Dimension = 1;
+ src->Dimension.Indirect = 0;
+ src->Dimension.Dimension = 0;
+ src->Dimension.Index = bracket[1].index;
}
/* Parse optional swizzle.
@@ -791,7 +931,9 @@ static const char *semantic_names[TGSI_SEMANTIC_COUNT] =
"PSIZE",
"GENERIC",
"NORMAL",
- "FACE"
+ "FACE",
+ "EDGEFLAG",
+ "PRIM_ID"
};
static const char *interpolate_names[TGSI_INTERPOLATE_COUNT] =
@@ -805,8 +947,8 @@ static boolean parse_declaration( struct translate_ctx *ctx )
{
struct tgsi_full_declaration decl;
uint file;
- int first;
- int last;
+ struct parsed_dcl_bracket brackets[2];
+ int num_brackets;
uint writemask;
const char *cur;
uint advance;
@@ -818,7 +960,7 @@ static boolean parse_declaration( struct translate_ctx *ctx )
report_error( ctx, "Syntax error" );
return FALSE;
}
- if (!parse_register_dcl( ctx, &file, &first, &last ))
+ if (!parse_register_dcl( ctx, &file, brackets, &num_brackets))
return FALSE;
if (!parse_opt_writemask( ctx, &writemask ))
return FALSE;
@@ -826,8 +968,8 @@ static boolean parse_declaration( struct translate_ctx *ctx )
decl = tgsi_default_full_declaration();
decl.Declaration.File = file;
decl.Declaration.UsageMask = writemask;
- decl.Range.First = first;
- decl.Range.Last = last;
+ decl.Range.First = brackets[0].first;
+ decl.Range.Last = brackets[0].last;
cur = ctx->cur;
eat_opt_white( &cur );
@@ -1027,7 +1169,7 @@ static boolean parse_property( struct translate_ctx *ctx )
}
for (property_name = 0; property_name < TGSI_PROPERTY_COUNT;
++property_name) {
- if (streq_nocase_uprcase(id, property_names[property_name])) {
+ if (streq_nocase_uprcase(property_names[property_name], id)) {
break;
}
}
@@ -1044,6 +1186,10 @@ static boolean parse_property( struct translate_ctx *ctx )
report_error( ctx, "Unknown primitive name as property!" );
return FALSE;
}
+ if (property_name == TGSI_PROPERTY_GS_INPUT_PRIM &&
+ ctx->processor == TGSI_PROCESSOR_GEOMETRY) {
+ ctx->implied_array_size = u_vertices_per_prim(values[0]);
+ }
break;
default:
if (!parse_uint(&ctx->cur, &values[0] )) {