rename slang_assemble_typeinfo.[ch] to slang_typeinfo.[ch]

1 files changed, 204 insertions, 0 deletions

diff --git a/src/mesa/shader/slang/slang_typeinfo.h b/src/mesa/shader/slang/slang_typeinfo.h
new file mode 100644
index 0000000000..b2ca8b8633
--- /dev/null
+++ b/src/mesa/shader/slang/slang_typeinfo.h
@@ -0,0 +1,204 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  6.5
+ *
+ * Copyright (C) 2005-2006  Brian Paul   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"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef SLANG_ASSEMBLE_TYPEINFO_H
+#define SLANG_ASSEMBLE_TYPEINFO_H 1
+
+#include "imports.h"
+#include "mtypes.h"
+#include "slang_utility.h"
+#include "slang_vartable.h"
+
+
+struct slang_operation_;
+
+
+/**
+ * Holds complete information about vector swizzle - the <swizzle>
+ * array contains vector component source indices, where 0 is "x", 1
+ * is "y", 2 is "z" and 3 is "w".
+ * Example: "xwz" --> { 3, { 0, 3, 2, not used } }.
+ */
+typedef struct slang_swizzle_
+{
+   GLuint num_components;
+   GLuint swizzle[4];
+} slang_swizzle;
+
+typedef struct slang_assembly_name_space_
+{
+   struct slang_function_scope_ *funcs;
+   struct slang_struct_scope_ *structs;
+   struct slang_variable_scope_ *vars;
+} slang_assembly_name_space;
+
+
+typedef struct slang_assemble_ctx_
+{
+   slang_atom_pool *atoms;
+   slang_assembly_name_space space;
+   slang_swizzle swz;
+   struct gl_program *program;
+   slang_var_table *vartable;
+
+   struct slang_function_ *CurFunction;
+   slang_atom CurLoopBreak;
+   slang_atom CurLoopCont;
+} slang_assemble_ctx;
+
+extern struct slang_function_ *
+_slang_locate_function(const struct slang_function_scope_ *funcs,
+                       slang_atom name, const struct slang_operation_ *params,
+                       GLuint num_params,
+                       const slang_assembly_name_space *space,
+                       slang_atom_pool *);
+
+
+extern GLboolean
+_slang_is_swizzle(const char *field, GLuint rows, slang_swizzle *swz);
+
+extern GLboolean
+_slang_is_swizzle_mask(const slang_swizzle *swz, GLuint rows);
+
+extern GLvoid
+_slang_multiply_swizzles(slang_swizzle *, const slang_swizzle *,
+                         const slang_swizzle *);
+
+
+/**
+ * The basic shading language types (float, vec4, mat3, etc)
+ */
+typedef enum slang_type_specifier_type_
+{
+   slang_spec_void,
+   slang_spec_bool,
+   slang_spec_bvec2,
+   slang_spec_bvec3,
+   slang_spec_bvec4,
+   slang_spec_int,
+   slang_spec_ivec2,
+   slang_spec_ivec3,
+   slang_spec_ivec4,
+   slang_spec_float,
+   slang_spec_vec2,
+   slang_spec_vec3,
+   slang_spec_vec4,
+   slang_spec_mat2,
+   slang_spec_mat3,
+   slang_spec_mat4,
+   slang_spec_sampler1D,
+   slang_spec_sampler2D,
+   slang_spec_sampler3D,
+   slang_spec_samplerCube,
+   slang_spec_sampler1DShadow,
+   slang_spec_sampler2DShadow,
+   slang_spec_struct,
+   slang_spec_array
+} slang_type_specifier_type;
+
+
+/**
+ * Describes more sophisticated types, like structs and arrays.
+ */
+typedef struct slang_type_specifier_
+{
+   slang_type_specifier_type type;
+   struct slang_struct_ *_struct;         /**< used if type == spec_struct */
+   struct slang_type_specifier_ *_array;  /**< used if type == spec_array */
+} slang_type_specifier;
+
+
+extern GLvoid
+slang_type_specifier_ctr(slang_type_specifier *);
+
+extern GLvoid
+slang_type_specifier_dtr(slang_type_specifier *);
+
+extern GLboolean
+slang_type_specifier_copy(slang_type_specifier *, const slang_type_specifier *);
+
+extern GLboolean
+slang_type_specifier_equal(const slang_type_specifier *,
+                           const slang_type_specifier *);
+
+
+typedef struct slang_assembly_typeinfo_
+{
+   GLboolean can_be_referenced;
+   GLboolean is_swizzled;
+   slang_swizzle swz;
+   slang_type_specifier spec;
+   GLuint array_len;
+} slang_assembly_typeinfo;
+
+extern GLboolean
+slang_assembly_typeinfo_construct(slang_assembly_typeinfo *);
+
+extern GLvoid
+slang_assembly_typeinfo_destruct(slang_assembly_typeinfo *);
+
+
+/**
+ * Retrieves type information about an operation.
+ * Returns GL_TRUE on success.
+ * Returns GL_FALSE otherwise.
+ */
+extern GLboolean
+_slang_typeof_operation(const slang_assemble_ctx *,
+                        const struct slang_operation_ *,
+                        slang_assembly_typeinfo *);
+
+extern GLboolean
+_slang_typeof_operation_(const struct slang_operation_ *,
+                         const slang_assembly_name_space *,
+                         slang_assembly_typeinfo *, slang_atom_pool *);
+
+/**
+ * Retrieves type of a function prototype, if one exists.
+ * Returns GL_TRUE on success, even if the function was not found.
+ * Returns GL_FALSE otherwise.
+ */
+extern GLboolean
+_slang_typeof_function(slang_atom a_name,
+                       const struct slang_operation_ *params,
+                       GLuint num_params, const slang_assembly_name_space *,
+                       slang_type_specifier *spec, GLboolean *exists,
+                       slang_atom_pool *);
+
+extern GLboolean
+_slang_type_is_matrix(slang_type_specifier_type);
+
+extern GLboolean
+_slang_type_is_vector(slang_type_specifier_type);
+
+extern slang_type_specifier_type
+_slang_type_base(slang_type_specifier_type);
+
+extern GLuint
+_slang_type_dim(slang_type_specifier_type);
+
+
+
+#endif
+