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-rw-r--r--src/mesa/shader/slang/library/slang_pp_directives.syn20
-rw-r--r--src/mesa/shader/slang/library/slang_pp_directives_syn.h11
-rw-r--r--src/mesa/shader/slang/library/slang_shader.syn13
-rw-r--r--src/mesa/shader/slang/library/slang_shader_syn.h4
-rw-r--r--src/mesa/shader/slang/slang_codegen.c15
-rw-r--r--src/mesa/shader/slang/slang_codegen.h1
-rw-r--r--src/mesa/shader/slang/slang_compile.c52
-rw-r--r--src/mesa/shader/slang/slang_emit.c26
-rw-r--r--src/mesa/shader/slang/slang_emit.h4
-rw-r--r--src/mesa/shader/slang/slang_ir.c22
-rw-r--r--src/mesa/shader/slang/slang_ir.h13
-rw-r--r--src/mesa/shader/slang/slang_preprocess.c98
-rw-r--r--src/mesa/shader/slang/slang_preprocess.h7
13 files changed, 226 insertions, 60 deletions
diff --git a/src/mesa/shader/slang/library/slang_pp_directives.syn b/src/mesa/shader/slang/library/slang_pp_directives.syn
index d4a321034d1..b51d168cc03 100644
--- a/src/mesa/shader/slang/library/slang_pp_directives.syn
+++ b/src/mesa/shader/slang/library/slang_pp_directives.syn
@@ -79,6 +79,12 @@
.emtcode BEHAVIOR_WARN 3
.emtcode BEHAVIOR_DISABLE 4
+/*
+ * The PRAGMA_* symbols follow TOKEN_PRAGMA
+ */
+.emtcode PRAGMA_NO_PARAM 0
+.emtcode PRAGMA_PARAM 1
+
source
optional_directive .and .loop source_element .and '\0' .emit ESCAPE_TOKEN .emit TOKEN_END;
@@ -153,6 +159,7 @@ directive
dir_elif .emit TOKEN_ELIF .or
dir_endif .emit TOKEN_ENDIF .or
dir_ext .emit TOKEN_EXTENSION .or
+ dir_pragma .emit TOKEN_PRAGMA .or
dir_line .emit TOKEN_LINE;
dir_define
@@ -187,6 +194,19 @@ dir_ext
dir_line
optional_space .and '#' .and optional_space .and "line" .and expression;
+dir_pragma
+ optional_space .and '#' .and optional_space .and "pragma" .and symbol .and opt_pragma_param;
+
+
+opt_pragma_param
+ pragma_param .or .true .emit PRAGMA_NO_PARAM;
+
+pragma_param
+ optional_space .and '(' .emit PRAGMA_PARAM .and optional_space .and symbol_no_space .and optional_space .and ')';
+
+symbol_no_space
+ symbol_character .emit * .and .loop symbol_character2 .emit * .and .true .emit '\0';
+
symbol
space .and symbol_character .emit * .and .loop symbol_character2 .emit * .and .true .emit '\0';
diff --git a/src/mesa/shader/slang/library/slang_pp_directives_syn.h b/src/mesa/shader/slang/library/slang_pp_directives_syn.h
index 35e7bc27616..430f8d8217c 100644
--- a/src/mesa/shader/slang/library/slang_pp_directives_syn.h
+++ b/src/mesa/shader/slang/library/slang_pp_directives_syn.h
@@ -20,6 +20,8 @@
".emtcode BEHAVIOR_ENABLE 2\n"
".emtcode BEHAVIOR_WARN 3\n"
".emtcode BEHAVIOR_DISABLE 4\n"
+".emtcode PRAGMA_NO_PARAM 0\n"
+".emtcode PRAGMA_PARAM 1\n"
"source\n"
" optional_directive .and .loop source_element .and '\\0' .emit ESCAPE_TOKEN .emit TOKEN_END;\n"
"source_element\n"
@@ -76,6 +78,7 @@
" dir_elif .emit TOKEN_ELIF .or\n"
" dir_endif .emit TOKEN_ENDIF .or\n"
" dir_ext .emit TOKEN_EXTENSION .or\n"
+" dir_pragma .emit TOKEN_PRAGMA .or\n"
" dir_line .emit TOKEN_LINE;\n"
"dir_define\n"
" optional_space .and '#' .and optional_space .and \"define\" .and symbol .and opt_parameters .and\n"
@@ -99,6 +102,14 @@
" optional_space .and ':' .and optional_space .and extension_behavior;\n"
"dir_line\n"
" optional_space .and '#' .and optional_space .and \"line\" .and expression;\n"
+"dir_pragma\n"
+" optional_space .and '#' .and optional_space .and \"pragma\" .and symbol .and opt_pragma_param;\n"
+"opt_pragma_param\n"
+" pragma_param .or .true .emit PRAGMA_NO_PARAM;\n"
+"pragma_param\n"
+" optional_space .and '(' .emit PRAGMA_PARAM .and optional_space .and symbol_no_space .and optional_space .and ')';\n"
+"symbol_no_space\n"
+" symbol_character .emit * .and .loop symbol_character2 .emit * .and .true .emit '\\0';\n"
"symbol\n"
" space .and symbol_character .emit * .and .loop symbol_character2 .emit * .and .true .emit '\\0';\n"
"opt_parameters\n"
diff --git a/src/mesa/shader/slang/library/slang_shader.syn b/src/mesa/shader/slang/library/slang_shader.syn
index 0ad4a1cba62..cc5c70a02f8 100644
--- a/src/mesa/shader/slang/library/slang_shader.syn
+++ b/src/mesa/shader/slang/library/slang_shader.syn
@@ -1162,13 +1162,6 @@ compound_statement_3
lbrace .and statement_list .and rbrace;
/*
- * <statement_no_new_scope> ::= <compound_statement_no_new_scope>
- * | <simple_statement>
- */
-statement_no_new_scope
- compound_statement_no_new_scope .or simple_statement;
-
-/*
* <compound_statement_no_new_scope> ::= "{" "}"
* | "{" <statement_list> "}"
*/
@@ -1181,6 +1174,7 @@ compound_statement_no_new_scope_2
compound_statement_no_new_scope_3
lbrace .and statement_list .and rbrace;
+
/*
* <statement_list> ::= <statement>
* | <statement_list> <statement>
@@ -1242,8 +1236,7 @@ condition_3
/*
* <iteration_statement> ::= "while" "(" <condition> ")" <statement>
* | "do" <statement> "while" "(" <expression> ")" ";"
- * | "for" "(" <for_init_statement> <for_rest_statement> ")"
- * <statement_no_new_scope>
+ * | "for" "(" <for_init_statement> <for_rest_statement> ")" <statement>
*/
iteration_statement
iteration_statement_1 .or iteration_statement_2 .or iteration_statement_3;
@@ -1255,7 +1248,7 @@ iteration_statement_2
expression .and rparen .error RPAREN_EXPECTED .emit OP_END .and semicolon;
iteration_statement_3
"for" .emit OP_FOR .and lparen .error LPAREN_EXPECTED .and for_init_statement .and
- for_rest_statement .and rparen .error RPAREN_EXPECTED .and statement_no_new_scope;
+ for_rest_statement .and rparen .error RPAREN_EXPECTED .and statement;
/*
* <for_init_statement> ::= <expression_statement>
diff --git a/src/mesa/shader/slang/library/slang_shader_syn.h b/src/mesa/shader/slang/library/slang_shader_syn.h
index e1705dfe193..6a382970e1a 100644
--- a/src/mesa/shader/slang/library/slang_shader_syn.h
+++ b/src/mesa/shader/slang/library/slang_shader_syn.h
@@ -566,8 +566,6 @@
" lbrace .and rbrace;\n"
"compound_statement_3\n"
" lbrace .and statement_list .and rbrace;\n"
-"statement_no_new_scope\n"
-" compound_statement_no_new_scope .or simple_statement;\n"
"compound_statement_no_new_scope\n"
" compound_statement_no_new_scope_1 .emit OP_BLOCK_BEGIN_NO_NEW_SCOPE .and .true .emit OP_END;\n"
"compound_statement_no_new_scope_1\n"
@@ -617,7 +615,7 @@
" expression .and rparen .error RPAREN_EXPECTED .emit OP_END .and semicolon;\n"
"iteration_statement_3\n"
" \"for\" .emit OP_FOR .and lparen .error LPAREN_EXPECTED .and for_init_statement .and\n"
-" for_rest_statement .and rparen .error RPAREN_EXPECTED .and statement_no_new_scope;\n"
+" for_rest_statement .and rparen .error RPAREN_EXPECTED .and statement;\n"
"for_init_statement\n"
" expression_statement .emit OP_EXPRESSION .or declaration_statement .emit OP_DECLARE;\n"
"conditionopt\n"
diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c
index 5cb472bed0f..51eb4c9c112 100644
--- a/src/mesa/shader/slang/slang_codegen.c
+++ b/src/mesa/shader/slang/slang_codegen.c
@@ -228,7 +228,14 @@ _slang_sizeof_type_specifier(const slang_type_specifier *spec)
break;
case SLANG_SPEC_STRUCT:
sz = _slang_field_offset(spec, 0); /* special use */
- if (sz > 4) {
+ if (sz == 1) {
+ /* 1-float structs are actually troublesome to deal with since they
+ * might get placed at R.x, R.y, R.z or R.z. Return size=2 to
+ * ensure the object is placed at R.x
+ */
+ sz = 2;
+ }
+ else if (sz > 4) {
sz = (sz + 3) & ~0x3; /* round up to multiple of four */
}
break;
@@ -4286,7 +4293,7 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
#endif
{
GLint sampNum = _mesa_add_sampler(prog->Parameters, varName, datatype);
- store = _slang_new_ir_storage(PROGRAM_SAMPLER, sampNum, texIndex);
+ store = _slang_new_ir_storage_sampler(sampNum, texIndex, totalSize);
/* If we have a sampler array, then we need to allocate the
* additional samplers to ensure we don't allocate them elsewhere.
@@ -4486,7 +4493,7 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
n = _slang_gen_var_decl(A, var, var->initializer);
/* emit GPU instructions */
- success = _slang_emit_code(n, A->vartable, A->program, GL_FALSE, A->log);
+ success = _slang_emit_code(n, A->vartable, A->program, A->pragmas, GL_FALSE, A->log);
_slang_free_ir_tree(n);
}
@@ -4596,7 +4603,7 @@ _slang_codegen_function(slang_assemble_ctx * A, slang_function * fun)
#endif
/* Emit program instructions */
- success = _slang_emit_code(n, A->vartable, A->program, GL_TRUE, A->log);
+ success = _slang_emit_code(n, A->vartable, A->program, A->pragmas, GL_TRUE, A->log);
_slang_free_ir_tree(n);
/* free codegen context */
diff --git a/src/mesa/shader/slang/slang_codegen.h b/src/mesa/shader/slang/slang_codegen.h
index 9489033d7b8..f2daa034e4f 100644
--- a/src/mesa/shader/slang/slang_codegen.h
+++ b/src/mesa/shader/slang/slang_codegen.h
@@ -36,6 +36,7 @@ typedef struct slang_assemble_ctx_
slang_atom_pool *atoms;
slang_name_space space;
struct gl_program *program;
+ struct gl_sl_pragmas *pragmas;
slang_var_table *vartable;
slang_info_log *log;
struct slang_label_ *curFuncEndLabel;
diff --git a/src/mesa/shader/slang/slang_compile.c b/src/mesa/shader/slang/slang_compile.c
index 0a527f32206..6667138cddd 100644
--- a/src/mesa/shader/slang/slang_compile.c
+++ b/src/mesa/shader/slang/slang_compile.c
@@ -144,6 +144,7 @@ typedef struct slang_output_ctx_
slang_function_scope *funs;
slang_struct_scope *structs;
struct gl_program *program;
+ struct gl_sl_pragmas *pragmas;
slang_var_table *vartable;
GLuint default_precision[TYPE_SPECIFIER_COUNT];
GLboolean allow_precision;
@@ -1005,7 +1006,7 @@ parse_statement(slang_parse_ctx * C, slang_output_ctx * O,
/* parse child statements, do not create new variable scope */
oper->type = SLANG_OPER_BLOCK_NO_NEW_SCOPE;
while (*C->I != OP_END)
- if (!parse_child_operation(C, O, oper, 1))
+ if (!parse_child_operation(C, O, oper, GL_TRUE))
RETURN0;
C->I++;
break;
@@ -1017,7 +1018,7 @@ parse_statement(slang_parse_ctx * C, slang_output_ctx * O,
oper->type = SLANG_OPER_BLOCK_NEW_SCOPE;
o.vars = oper->locals;
while (*C->I != OP_END)
- if (!parse_child_operation(C, &o, oper, 1))
+ if (!parse_child_operation(C, &o, oper, GL_TRUE))
RETURN0;
C->I++;
}
@@ -1074,7 +1075,7 @@ parse_statement(slang_parse_ctx * C, slang_output_ctx * O,
if (oper->a_id == SLANG_ATOM_NULL)
RETURN0;
while (*C->I != OP_END) {
- if (!parse_child_operation(C, O, oper, 0))
+ if (!parse_child_operation(C, O, oper, GL_FALSE))
RETURN0;
}
C->I++;
@@ -1090,21 +1091,21 @@ parse_statement(slang_parse_ctx * C, slang_output_ctx * O,
break;
case OP_RETURN:
oper->type = SLANG_OPER_RETURN;
- if (!parse_child_operation(C, O, oper, 0))
+ if (!parse_child_operation(C, O, oper, GL_FALSE))
RETURN0;
break;
case OP_EXPRESSION:
oper->type = SLANG_OPER_EXPRESSION;
- if (!parse_child_operation(C, O, oper, 0))
+ if (!parse_child_operation(C, O, oper, GL_FALSE))
RETURN0;
break;
case OP_IF:
oper->type = SLANG_OPER_IF;
- if (!parse_child_operation(C, O, oper, 0))
+ if (!parse_child_operation(C, O, oper, GL_FALSE))
RETURN0;
- if (!parse_child_operation(C, O, oper, 1))
+ if (!parse_child_operation(C, O, oper, GL_TRUE))
RETURN0;
- if (!parse_child_operation(C, O, oper, 1))
+ if (!parse_child_operation(C, O, oper, GL_TRUE))
RETURN0;
break;
case OP_WHILE:
@@ -1113,17 +1114,17 @@ parse_statement(slang_parse_ctx * C, slang_output_ctx * O,
oper->type = SLANG_OPER_WHILE;
o.vars = oper->locals;
- if (!parse_child_operation(C, &o, oper, 1))
+ if (!parse_child_operation(C, &o, oper, GL_TRUE))
RETURN0;
- if (!parse_child_operation(C, &o, oper, 1))
+ if (!parse_child_operation(C, &o, oper, GL_TRUE))
RETURN0;
}
break;
case OP_DO:
oper->type = SLANG_OPER_DO;
- if (!parse_child_operation(C, O, oper, 1))
+ if (!parse_child_operation(C, O, oper, GL_TRUE))
RETURN0;
- if (!parse_child_operation(C, O, oper, 0))
+ if (!parse_child_operation(C, O, oper, GL_FALSE))
RETURN0;
break;
case OP_FOR:
@@ -1132,13 +1133,13 @@ parse_statement(slang_parse_ctx * C, slang_output_ctx * O,
oper->type = SLANG_OPER_FOR;
o.vars = oper->locals;
- if (!parse_child_operation(C, &o, oper, 1))
+ if (!parse_child_operation(C, &o, oper, GL_TRUE))
RETURN0;
- if (!parse_child_operation(C, &o, oper, 1))
+ if (!parse_child_operation(C, &o, oper, GL_TRUE))
RETURN0;
- if (!parse_child_operation(C, &o, oper, 0))
+ if (!parse_child_operation(C, &o, oper, GL_FALSE))
RETURN0;
- if (!parse_child_operation(C, &o, oper, 1))
+ if (!parse_child_operation(C, &o, oper, GL_TRUE))
RETURN0;
}
break;
@@ -1429,7 +1430,7 @@ parse_expression(slang_parse_ctx * C, slang_output_ctx * O,
C->I++;
while (*C->I != OP_END)
- if (!parse_child_operation(C, O, op, 0))
+ if (!parse_child_operation(C, O, op, GL_FALSE))
RETURN0;
C->I++;
#if 0
@@ -1494,7 +1495,7 @@ parse_expression(slang_parse_ctx * C, slang_output_ctx * O,
RETURN0;
}
while (*C->I != OP_END)
- if (!parse_child_operation(C, O, op, 0))
+ if (!parse_child_operation(C, O, op, GL_FALSE))
RETURN0;
C->I++;
@@ -2059,6 +2060,7 @@ parse_init_declarator(slang_parse_ctx * C, slang_output_ctx * O,
A.space.structs = O->structs;
A.space.vars = O->vars;
A.program = O->program;
+ A.pragmas = O->pragmas;
A.vartable = O->vartable;
A.log = C->L;
A.curFuncEndLabel = NULL;
@@ -2349,6 +2351,7 @@ parse_code_unit(slang_parse_ctx * C, slang_code_unit * unit,
o.structs = &unit->structs;
o.vars = &unit->vars;
o.program = shader ? shader->Program : NULL;
+ o.pragmas = shader ? &shader->Pragmas : NULL;
o.vartable = _slang_new_var_table(maxRegs);
_slang_push_var_table(o.vartable);
@@ -2417,6 +2420,7 @@ parse_code_unit(slang_parse_ctx * C, slang_code_unit * unit,
A.space.structs = o.structs;
A.space.vars = o.vars;
A.program = o.program;
+ A.pragmas = &shader->Pragmas;
A.vartable = o.vartable;
A.log = C->L;
@@ -2475,7 +2479,8 @@ compile_with_grammar(grammar id, const char *source, slang_code_unit * unit,
slang_unit_type type, slang_info_log * infolog,
slang_code_unit * builtin,
struct gl_shader *shader,
- const struct gl_extensions *extensions)
+ const struct gl_extensions *extensions,
+ struct gl_sl_pragmas *pragmas)
{
byte *prod;
GLuint size, start, version;
@@ -2504,7 +2509,7 @@ compile_with_grammar(grammar id, const char *source, slang_code_unit * unit,
/* Now preprocess the source string. */
slang_string_init(&preprocessed);
if (!_slang_preprocess_directives(&preprocessed, &source[start],
- infolog, extensions)) {
+ infolog, extensions, pragmas)) {
slang_string_free(&preprocessed);
slang_info_log_error(infolog, "failed to preprocess the source.");
return GL_FALSE;
@@ -2578,7 +2583,8 @@ static GLboolean
compile_object(grammar * id, const char *source, slang_code_object * object,
slang_unit_type type, slang_info_log * infolog,
struct gl_shader *shader,
- const struct gl_extensions *extensions)
+ const struct gl_extensions *extensions,
+ struct gl_sl_pragmas *pragmas)
{
slang_code_unit *builtins = NULL;
GLuint base_version = 110;
@@ -2677,7 +2683,7 @@ compile_object(grammar * id, const char *source, slang_code_object * object,
/* compile the actual shader - pass-in built-in library for external shader */
return compile_with_grammar(*id, source, &object->unit, type, infolog,
- builtins, shader, extensions);
+ builtins, shader, extensions, pragmas);
}
@@ -2701,7 +2707,7 @@ compile_shader(GLcontext *ctx, slang_code_object * object,
_slang_code_object_ctr(object);
success = compile_object(&id, shader->Source, object, type, infolog, shader,
- &ctx->Extensions);
+ &ctx->Extensions, &shader->Pragmas);
if (id != 0)
grammar_destroy(id);
if (!success)
diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c
index 08b7d519a57..6b744d72c82 100644
--- a/src/mesa/shader/slang/slang_emit.c
+++ b/src/mesa/shader/slang/slang_emit.c
@@ -1300,14 +1300,10 @@ emit_tex(slang_emit_info *emitInfo, slang_ir_node *n)
NULL,
NULL);
- /* Store->Index is the sampler index */
+ /* Store->Index is the uniform/sampler index */
assert(n->Children[0]->Store->Index >= 0);
- /* Store->Size is the texture target */
- assert(n->Children[0]->Store->Size >= TEXTURE_1D_INDEX);
- assert(n->Children[0]->Store->Size <= TEXTURE_RECT_INDEX);
-
- inst->TexSrcTarget = n->Children[0]->Store->Size;
- inst->TexSrcUnit = n->Children[0]->Store->Index; /* i.e. uniform's index */
+ inst->TexSrcUnit = n->Children[0]->Store->Index;
+ inst->TexSrcTarget = n->Children[0]->Store->TexTarget;
/* mark the sampler as being used */
_mesa_use_uniform(emitInfo->prog->Parameters,
@@ -2381,10 +2377,20 @@ _slang_resolve_subroutines(slang_emit_info *emitInfo)
-
+/**
+ * Convert the IR tree into GPU instructions.
+ * \param n root of IR tree
+ * \param vt variable table
+ * \param prog program to put GPU instructions into
+ * \param pragmas controls codegen options
+ * \param withEnd if true, emit END opcode at end
+ * \param log log for emitting errors/warnings/info
+ */
GLboolean
_slang_emit_code(slang_ir_node *n, slang_var_table *vt,
- struct gl_program *prog, GLboolean withEnd,
+ struct gl_program *prog,
+ const struct gl_sl_pragmas *pragmas,
+ GLboolean withEnd,
slang_info_log *log)
{
GET_CURRENT_CONTEXT(ctx);
@@ -2401,7 +2407,7 @@ _slang_emit_code(slang_ir_node *n, slang_var_table *vt,
emitInfo.EmitHighLevelInstructions = ctx->Shader.EmitHighLevelInstructions;
emitInfo.EmitCondCodes = ctx->Shader.EmitCondCodes;
- emitInfo.EmitComments = ctx->Shader.EmitComments;
+ emitInfo.EmitComments = ctx->Shader.EmitComments || pragmas->Debug;
emitInfo.EmitBeginEndSub = GL_TRUE;
if (!emitInfo.EmitCondCodes) {
diff --git a/src/mesa/shader/slang/slang_emit.h b/src/mesa/shader/slang/slang_emit.h
index 59fb2fa890d..8ff52bf605d 100644
--- a/src/mesa/shader/slang/slang_emit.h
+++ b/src/mesa/shader/slang/slang_emit.h
@@ -46,7 +46,9 @@ _slang_var_swizzle(GLint size, GLint comp);
extern GLboolean
_slang_emit_code(slang_ir_node *n, slang_var_table *vartable,
- struct gl_program *prog, GLboolean withEnd,
+ struct gl_program *prog,
+ const struct gl_sl_pragmas *pragmas,
+ GLboolean withEnd,
slang_info_log *log);
diff --git a/src/mesa/shader/slang/slang_ir.c b/src/mesa/shader/slang/slang_ir.c
index c33c80da999..e4c6e0ea516 100644
--- a/src/mesa/shader/slang/slang_ir.c
+++ b/src/mesa/shader/slang/slang_ir.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 7.1
*
* Copyright (C) 2005-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -216,6 +216,26 @@ _slang_new_ir_storage_indirect(enum register_file file,
}
+/**
+ * Allocate IR storage for a texture sampler.
+ * \param sampNum the sampler number/index
+ * \param texTarget one of TEXTURE_x_INDEX values
+ * \param size number of samplers (in case of sampler array)
+ */
+slang_ir_storage *
+_slang_new_ir_storage_sampler(GLint sampNum, GLuint texTarget, GLint size)
+{
+ slang_ir_storage *st;
+ assert(texTarget < NUM_TEXTURE_TARGETS);
+ st = _slang_new_ir_storage(PROGRAM_SAMPLER, sampNum, size);
+ if (st) {
+ st->TexTarget = texTarget;
+ }
+ return st;
+}
+
+
+
/* XXX temporary function */
void
_slang_copy_ir_storage(slang_ir_storage *dst, const slang_ir_storage *src)
diff --git a/src/mesa/shader/slang/slang_ir.h b/src/mesa/shader/slang/slang_ir.h
index a258e92e06f..644269d491c 100644
--- a/src/mesa/shader/slang/slang_ir.h
+++ b/src/mesa/shader/slang/slang_ir.h
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.3
*
- * Copyright (C) 2005-2007 Brian Paul All Rights Reserved.
+ * Copyright (C) 2005-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -168,8 +168,8 @@ typedef enum
struct slang_ir_storage_
{
enum register_file File; /**< PROGRAM_TEMPORARY, PROGRAM_INPUT, etc */
- GLint Index; /**< -1 means unallocated */
- GLint Size; /**< number of floats */
+ GLint Index; /**< -1 means unallocated */
+ GLint Size; /**< number of floats or ints */
GLuint Swizzle; /**< Swizzle AND writemask info */
GLint RefCount; /**< Used during IR tree delete */
@@ -179,6 +179,7 @@ struct slang_ir_storage_
enum register_file IndirectFile;
GLint IndirectIndex;
GLuint IndirectSwizzle;
+ GLuint TexTarget; /**< If File==PROGRAM_SAMPLER, one of TEXTURE_x_INDEX */
/** If Parent is non-null, Index is relative to parent.
* The other fields are ignored.
@@ -254,6 +255,10 @@ _slang_new_ir_storage_indirect(enum register_file file,
GLint indirectIndex,
GLuint indirectSwizzle);
+extern slang_ir_storage *
+_slang_new_ir_storage_sampler(GLint sampNum, GLuint texTarget, GLint size);
+
+
extern void
_slang_copy_ir_storage(slang_ir_storage *dst, const slang_ir_storage *src);
diff --git a/src/mesa/shader/slang/slang_preprocess.c b/src/mesa/shader/slang/slang_preprocess.c
index 76e757cb381..d6b52535119 100644
--- a/src/mesa/shader/slang/slang_preprocess.c
+++ b/src/mesa/shader/slang/slang_preprocess.c
@@ -51,6 +51,9 @@ grammar_error_to_log (slang_info_log *log)
GLint pos;
grammar_get_last_error ((byte *) (buf), sizeof (buf), &pos);
+ if (buf[0] == 0) {
+ _mesa_snprintf(buf, sizeof(buf), "Preprocessor error");
+ }
slang_info_log_error (log, buf);
}
@@ -528,6 +531,56 @@ pp_ext_set(pp_ext *self, const char *name, GLboolean enable)
}
+static void
+pp_pragmas_init(struct gl_sl_pragmas *pragmas)
+{
+ pragmas->Optimize = GL_TRUE;
+ pragmas->Debug = GL_FALSE;
+}
+
+
+/**
+ * Called in response to #pragma. For example, "#pragma debug(on)" would
+ * call this function as pp_pragma("debug", "on").
+ * \return GL_TRUE if pragma is valid, GL_FALSE if invalid
+ */
+static GLboolean
+pp_pragma(struct gl_sl_pragmas *pragmas, const char *pragma, const char *param)
+{
+#if 0
+ printf("#pragma %s %s\n", pragma, param);
+#endif
+ if (_mesa_strcmp(pragma, "optimize") == 0) {
+ if (!param)
+ return GL_FALSE; /* missing required param */
+ if (_mesa_strcmp(param, "on") == 0) {
+ pragmas->Optimize = GL_TRUE;
+ }
+ else if (_mesa_strcmp(param, "off") == 0) {
+ pragmas->Optimize = GL_FALSE;
+ }
+ else {
+ return GL_FALSE; /* invalid param */
+ }
+ }
+ else if (_mesa_strcmp(pragma, "debug") == 0) {
+ if (!param)
+ return GL_FALSE; /* missing required param */
+ if (_mesa_strcmp(param, "on") == 0) {
+ pragmas->Debug = GL_TRUE;
+ }
+ else if (_mesa_strcmp(param, "off") == 0) {
+ pragmas->Debug = GL_FALSE;
+ }
+ else {
+ return GL_FALSE; /* invalid param */
+ }
+ }
+ /* all other pragmas are silently ignored */
+ return GL_TRUE;
+}
+
+
/**
* The state of preprocessor: current line, file and version number, list
* of all defined macros and the #if/#endif context.
@@ -862,11 +915,20 @@ parse_if (slang_string *output, const byte *prod, GLuint *pi, GLint *result, pp_
#define BEHAVIOR_WARN 3
#define BEHAVIOR_DISABLE 4
+#define PRAGMA_NO_PARAM 0
+#define PRAGMA_PARAM 1
+
+
static GLboolean
preprocess_source (slang_string *output, const char *source,
grammar pid, grammar eid,
slang_info_log *elog,
+<<<<<<< HEAD:src/mesa/shader/slang/slang_preprocess.c
const struct gl_extensions *extensions)
+=======
+ const struct gl_extensions *extensions,
+ struct gl_sl_pragmas *pragmas)
+>>>>>>> origin/master:src/mesa/shader/slang/slang_preprocess.c
{
static const char *predefined[] = {
"__FILE__",
@@ -888,6 +950,10 @@ preprocess_source (slang_string *output, const char *source,
}
pp_state_init (&state, elog, extensions);
+<<<<<<< HEAD:src/mesa/shader/slang/slang_preprocess.c
+=======
+ pp_pragmas_init (pragmas);
+>>>>>>> origin/master:src/mesa/shader/slang/slang_preprocess.c
/* add the predefined symbols to the symbol table */
for (i = 0; predefined[i]; i++) {
@@ -940,9 +1006,11 @@ preprocess_source (slang_string *output, const char *source,
else {
const char *id;
GLuint idlen;
+ GLubyte token;
i++;
- switch (prod[i++]) {
+ token = prod[i++];
+ switch (token) {
case TOKEN_END:
/* End of source string.
@@ -1159,6 +1227,25 @@ preprocess_source (slang_string *output, const char *source,
}
break;
+ case TOKEN_PRAGMA:
+ {
+ GLint have_param;
+ const char *pragma, *param;
+
+ pragma = (const char *) (&prod[i]);
+ i += _mesa_strlen(pragma) + 1;
+ have_param = (prod[i++] == PRAGMA_PARAM);
+ if (have_param) {
+ param = (const char *) (&prod[i]);
+ i += _mesa_strlen(param) + 1;
+ }
+ else {
+ param = NULL;
+ }
+ pp_pragma(pragmas, pragma, param);
+ }
+ break;
+
case TOKEN_LINE:
id = (const char *) (&prod[i]);
i += _mesa_strlen (id) + 1;
@@ -1223,7 +1310,12 @@ GLboolean
_slang_preprocess_directives(slang_string *output,
const char *input,
slang_info_log *elog,
+<<<<<<< HEAD:src/mesa/shader/slang/slang_preprocess.c
const struct gl_extensions *extensions)
+=======
+ const struct gl_extensions *extensions,
+ struct gl_sl_pragmas *pragmas)
+>>>>>>> origin/master:src/mesa/shader/slang/slang_preprocess.c
{
grammar pid, eid;
GLboolean success;
@@ -1239,7 +1331,11 @@ _slang_preprocess_directives(slang_string *output,
grammar_destroy (pid);
return GL_FALSE;
}
+<<<<<<< HEAD:src/mesa/shader/slang/slang_preprocess.c
success = preprocess_source (output, input, pid, eid, elog, extensions);
+=======
+ success = preprocess_source (output, input, pid, eid, elog, extensions, pragmas);
+>>>>>>> origin/master:src/mesa/shader/slang/slang_preprocess.c
grammar_destroy (eid);
grammar_destroy (pid);
return success;
diff --git a/src/mesa/shader/slang/slang_preprocess.h b/src/mesa/shader/slang/slang_preprocess.h
index dd996a6314b..f344820daef 100644
--- a/src/mesa/shader/slang/slang_preprocess.h
+++ b/src/mesa/shader/slang/slang_preprocess.h
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.3
*
- * Copyright (C) 2005-2007 Brian Paul All Rights Reserved.
+ * Copyright (C) 2005-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -35,6 +35,7 @@ _slang_preprocess_version (const char *, GLuint *, GLuint *, slang_info_log *);
extern GLboolean
_slang_preprocess_directives(slang_string *output, const char *input,
slang_info_log *,
- const struct gl_extensions *extensions);
+ const struct gl_extensions *extensions,
+ struct gl_sl_pragmas *pragmas);
#endif /* SLANG_PREPROCESS_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-16 12:05:11 +0000