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-rw-r--r--mesalib/src/mesa/shader/program_parse.y135
1 files changed, 93 insertions, 42 deletions
diff --git a/mesalib/src/mesa/shader/program_parse.y b/mesalib/src/mesa/shader/program_parse.y
index 8ca6f9805..d5fb0fac3 100644
--- a/mesalib/src/mesa/shader/program_parse.y
+++ b/mesalib/src/mesa/shader/program_parse.y
@@ -27,14 +27,14 @@
#include "main/mtypes.h"
#include "main/imports.h"
-#include "program.h"
-#include "prog_parameter.h"
-#include "prog_parameter_layout.h"
-#include "prog_statevars.h"
-#include "prog_instruction.h"
+#include "shader/program.h"
+#include "shader/prog_parameter.h"
+#include "shader/prog_parameter_layout.h"
+#include "shader/prog_statevars.h"
+#include "shader/prog_instruction.h"
-#include "symbol_table.h"
-#include "program_parser.h"
+#include "shader/symbol_table.h"
+#include "shader/program_parser.h"
extern void *yy_scan_string(char *);
extern void yy_delete_buffer(void *);
@@ -52,7 +52,8 @@ static int initialize_symbol_from_param(struct gl_program *prog,
struct asm_symbol *param_var, const gl_state_index tokens[STATE_LENGTH]);
static int initialize_symbol_from_const(struct gl_program *prog,
- struct asm_symbol *param_var, const struct asm_vector *vec);
+ struct asm_symbol *param_var, const struct asm_vector *vec,
+ GLboolean allowSwizzle);
static int yyparse(struct asm_parser_state *state);
@@ -74,6 +75,9 @@ static void init_src_reg(struct asm_src_register *r);
static void set_src_reg(struct asm_src_register *r,
gl_register_file file, GLint index);
+static void set_src_reg_swz(struct asm_src_register *r,
+ gl_register_file file, GLint index, GLuint swizzle);
+
static void asm_instruction_set_operands(struct asm_instruction *inst,
const struct prog_dst_register *dst, const struct asm_src_register *src0,
const struct asm_src_register *src1, const struct asm_src_register *src2);
@@ -586,9 +590,11 @@ scalarUse: srcReg scalarSuffix
memset(& temp_sym, 0, sizeof(temp_sym));
temp_sym.param_binding_begin = ~0;
- initialize_symbol_from_const(state->prog, & temp_sym, & $1);
+ initialize_symbol_from_const(state->prog, & temp_sym, & $1, GL_TRUE);
- set_src_reg(& $$, PROGRAM_CONSTANT, temp_sym.param_binding_begin);
+ set_src_reg_swz(& $$, PROGRAM_CONSTANT,
+ temp_sym.param_binding_begin,
+ temp_sym.param_binding_swizzle);
}
;
@@ -790,7 +796,9 @@ srcReg: USED_IDENTIFIER /* temporaryReg | progParamSingle */
set_src_reg(& $$, PROGRAM_TEMPORARY, s->temp_binding);
break;
case at_param:
- set_src_reg(& $$, s->param_binding_type, s->param_binding_begin);
+ set_src_reg_swz(& $$, s->param_binding_type,
+ s->param_binding_begin,
+ s->param_binding_swizzle);
break;
case at_attrib:
set_src_reg(& $$, PROGRAM_INPUT, s->attrib_binding);
@@ -841,7 +849,8 @@ srcReg: USED_IDENTIFIER /* temporaryReg | progParamSingle */
gl_register_file file = ($1.name != NULL)
? $1.param_binding_type
: PROGRAM_CONSTANT;
- set_src_reg(& $$, file, $1.param_binding_begin);
+ set_src_reg_swz(& $$, file, $1.param_binding_begin,
+ $1.param_binding_swizzle);
}
;
@@ -1047,7 +1056,7 @@ ccMaskRule: IDENTIFIER
? err_str : "invalid condition code");
if (err_str != NULL) {
- _mesa_free(err_str);
+ free(err_str);
}
YYERROR;
@@ -1070,7 +1079,7 @@ ccMaskRule2: USED_IDENTIFIER
? err_str : "invalid condition code");
if (err_str != NULL) {
- _mesa_free(err_str);
+ free(err_str);
}
YYERROR;
@@ -1210,6 +1219,7 @@ PARAM_singleStmt: PARAM IDENTIFIER paramSingleInit
s->param_binding_type = $3.param_binding_type;
s->param_binding_begin = $3.param_binding_begin;
s->param_binding_length = $3.param_binding_length;
+ s->param_binding_swizzle = SWIZZLE_XYZW;
s->param_is_array = 0;
}
}
@@ -1233,6 +1243,7 @@ PARAM_multipleStmt: PARAM IDENTIFIER '[' optArraySize ']' paramMultipleInit
s->param_binding_type = $6.param_binding_type;
s->param_binding_begin = $6.param_binding_begin;
s->param_binding_length = $6.param_binding_length;
+ s->param_binding_swizzle = SWIZZLE_XYZW;
s->param_is_array = 1;
}
}
@@ -1290,7 +1301,7 @@ paramSingleItemDecl: stateSingleItem
{
memset(& $$, 0, sizeof($$));
$$.param_binding_begin = ~0;
- initialize_symbol_from_const(state->prog, & $$, & $1);
+ initialize_symbol_from_const(state->prog, & $$, & $1, GL_TRUE);
}
;
@@ -1310,7 +1321,7 @@ paramSingleItemUse: stateSingleItem
{
memset(& $$, 0, sizeof($$));
$$.param_binding_begin = ~0;
- initialize_symbol_from_const(state->prog, & $$, & $1);
+ initialize_symbol_from_const(state->prog, & $$, & $1, GL_TRUE);
}
;
@@ -1330,7 +1341,7 @@ paramMultipleItem: stateMultipleItem
{
memset(& $$, 0, sizeof($$));
$$.param_binding_begin = ~0;
- initialize_symbol_from_const(state->prog, & $$, & $1);
+ initialize_symbol_from_const(state->prog, & $$, & $1, GL_FALSE);
}
;
@@ -1945,7 +1956,7 @@ optVarSize: string
? err_str : "invalid storage size specifier");
if (err_str != NULL) {
- _mesa_free(err_str);
+ free(err_str);
}
YYERROR;
@@ -2287,7 +2298,9 @@ set_dst_reg(struct prog_dst_register *r, gl_register_file file, GLint index)
const GLint maxIndex = 1 << INST_INDEX_BITS;
const GLint minIndex = 0;
ASSERT(index >= minIndex);
+ (void) minIndex;
ASSERT(index <= maxIndex);
+ (void) maxIndex;
ASSERT(file == PROGRAM_TEMPORARY ||
file == PROGRAM_ADDRESS ||
file == PROGRAM_OUTPUT);
@@ -2310,19 +2323,31 @@ init_src_reg(struct asm_src_register *r)
}
-/** Like init_src_reg() but set the File and Index fields. */
+/** Like init_src_reg() but set the File and Index fields.
+ * \return GL_TRUE if a valid src register, GL_FALSE otherwise
+ */
void
set_src_reg(struct asm_src_register *r, gl_register_file file, GLint index)
{
+ set_src_reg_swz(r, file, index, SWIZZLE_XYZW);
+}
+
+
+void
+set_src_reg_swz(struct asm_src_register *r, gl_register_file file, GLint index,
+ GLuint swizzle)
+{
const GLint maxIndex = (1 << INST_INDEX_BITS) - 1;
const GLint minIndex = -(1 << INST_INDEX_BITS);
+ ASSERT(file < PROGRAM_FILE_MAX);
ASSERT(index >= minIndex);
+ (void) minIndex;
ASSERT(index <= maxIndex);
- ASSERT(file < PROGRAM_FILE_MAX);
+ (void) maxIndex;
memset(r, 0, sizeof(*r));
r->Base.File = file;
r->Base.Index = index;
- r->Base.Swizzle = SWIZZLE_NOOP;
+ r->Base.Swizzle = swizzle;
r->Symbol = NULL;
}
@@ -2417,7 +2442,7 @@ int add_state_reference(struct gl_program_parameter_list *param_list,
param_list->StateFlags |= _mesa_program_state_flags(tokens);
/* free name string here since we duplicated it in add_parameter() */
- _mesa_free(name);
+ free(name);
return index;
}
@@ -2454,15 +2479,20 @@ initialize_symbol_from_state(struct gl_program *prog,
state_tokens[2] = state_tokens[3] = row;
idx = add_state_reference(prog->Parameters, state_tokens);
- if (param_var->param_binding_begin == ~0U)
+ if (param_var->param_binding_begin == ~0U) {
param_var->param_binding_begin = idx;
+ param_var->param_binding_swizzle = SWIZZLE_XYZW;
+ }
+
param_var->param_binding_length++;
}
}
else {
idx = add_state_reference(prog->Parameters, state_tokens);
- if (param_var->param_binding_begin == ~0U)
+ if (param_var->param_binding_begin == ~0U) {
param_var->param_binding_begin = idx;
+ param_var->param_binding_swizzle = SWIZZLE_XYZW;
+ }
param_var->param_binding_length++;
}
@@ -2486,9 +2516,12 @@ initialize_symbol_from_param(struct gl_program *prog,
assert((state_tokens[1] == STATE_ENV)
|| (state_tokens[1] == STATE_LOCAL));
+ /*
+ * The param type is STATE_VAR. The program parameter entry will
+ * effectively be a pointer into the LOCAL or ENV parameter array.
+ */
param_var->type = at_param;
- param_var->param_binding_type = (state_tokens[1] == STATE_ENV)
- ? PROGRAM_ENV_PARAM : PROGRAM_LOCAL_PARAM;
+ param_var->param_binding_type = PROGRAM_STATE_VAR;
/* If we are adding a STATE_ENV or STATE_LOCAL that has multiple elements,
* we need to unroll it and call add_state_reference() for each row
@@ -2502,15 +2535,19 @@ initialize_symbol_from_param(struct gl_program *prog,
state_tokens[2] = state_tokens[3] = row;
idx = add_state_reference(prog->Parameters, state_tokens);
- if (param_var->param_binding_begin == ~0U)
+ if (param_var->param_binding_begin == ~0U) {
param_var->param_binding_begin = idx;
+ param_var->param_binding_swizzle = SWIZZLE_XYZW;
+ }
param_var->param_binding_length++;
}
}
else {
idx = add_state_reference(prog->Parameters, state_tokens);
- if (param_var->param_binding_begin == ~0U)
+ if (param_var->param_binding_begin == ~0U) {
param_var->param_binding_begin = idx;
+ param_var->param_binding_swizzle = SWIZZLE_XYZW;
+ }
param_var->param_binding_length++;
}
@@ -2518,20 +2555,34 @@ initialize_symbol_from_param(struct gl_program *prog,
}
+/**
+ * Put a float/vector constant/literal into the parameter list.
+ * \param param_var returns info about the parameter/constant's location,
+ * binding, type, etc.
+ * \param vec the vector/constant to add
+ * \param allowSwizzle if true, try to consolidate constants which only differ
+ * by a swizzle. We don't want to do this when building
+ * arrays of constants that may be indexed indirectly.
+ * \return index of the constant in the parameter list.
+ */
int
initialize_symbol_from_const(struct gl_program *prog,
struct asm_symbol *param_var,
- const struct asm_vector *vec)
+ const struct asm_vector *vec,
+ GLboolean allowSwizzle)
{
- const int idx = _mesa_add_parameter(prog->Parameters, PROGRAM_CONSTANT,
- NULL, vec->count, GL_NONE, vec->data,
- NULL, 0x0);
+ unsigned swizzle;
+ const int idx = _mesa_add_unnamed_constant(prog->Parameters,
+ vec->data, vec->count,
+ allowSwizzle ? &swizzle : NULL);
param_var->type = at_param;
param_var->param_binding_type = PROGRAM_CONSTANT;
- if (param_var->param_binding_begin == ~0U)
+ if (param_var->param_binding_begin == ~0U) {
param_var->param_binding_begin = idx;
+ param_var->param_binding_swizzle = allowSwizzle ? swizzle : SWIZZLE_XYZW;
+ }
param_var->param_binding_length++;
return idx;
@@ -2548,7 +2599,7 @@ make_error_string(const char *fmt, ...)
va_start(args, fmt);
/* Call vsnprintf once to determine how large the final string is. Call it
- * again to do the actual formatting. from the vsnprintf manual page:
+ * again to do the actual formatting. from the v_mesa_snprintf manual page:
*
* Upon successful return, these functions return the number of
* characters printed (not including the trailing '\0' used to end
@@ -2556,7 +2607,7 @@ make_error_string(const char *fmt, ...)
*/
length = 1 + vsnprintf(NULL, 0, fmt, args);
- str = _mesa_malloc(length);
+ str = malloc(length);
if (str) {
vsnprintf(str, length, fmt, args);
}
@@ -2576,7 +2627,7 @@ yyerror(YYLTYPE *locp, struct asm_parser_state *state, const char *s)
err_str = make_error_string("glProgramStringARB(%s)\n", s);
if (err_str) {
_mesa_error(state->ctx, GL_INVALID_OPERATION, err_str);
- _mesa_free(err_str);
+ free(err_str);
}
err_str = make_error_string("line %u, char %u: error: %s\n",
@@ -2584,7 +2635,7 @@ yyerror(YYLTYPE *locp, struct asm_parser_state *state, const char *s)
_mesa_set_program_error(state->ctx, locp->position, err_str);
if (err_str) {
- _mesa_free(err_str);
+ free(err_str);
}
}
@@ -2606,12 +2657,12 @@ _mesa_parse_arb_program(GLcontext *ctx, GLenum target, const GLubyte *str,
/* Make a copy of the program string and force it to be NUL-terminated.
*/
- strz = (GLubyte *) _mesa_malloc(len + 1);
+ strz = (GLubyte *) malloc(len + 1);
if (strz == NULL) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glProgramStringARB");
return GL_FALSE;
}
- _mesa_memcpy (strz, str, len);
+ memcpy (strz, str, len);
strz[len] = '\0';
state->prog->String = strz;
@@ -2694,7 +2745,7 @@ _mesa_parse_arb_program(GLcontext *ctx, GLenum target, const GLubyte *str,
error:
for (inst = state->inst_head; inst != NULL; inst = temp) {
temp = inst->next;
- _mesa_free(inst);
+ free(inst);
}
state->inst_head = NULL;
@@ -2703,8 +2754,8 @@ error:
for (sym = state->sym; sym != NULL; sym = temp) {
temp = sym->next;
- _mesa_free((void *) sym->name);
- _mesa_free(sym);
+ free((void *) sym->name);
+ free(sym);
}
state->sym = NULL;