#ifdef __cplusplus
-#include <cstdlib>
+#include <stdlib.h>
#include "glsl_symbol_table.h"
enum _mesa_glsl_parser_targets {
vertex_shader,
geometry_shader,
- fragment_shader,
- ir_shader
+ fragment_shader
};
-struct __GLcontextRec;
+struct gl_context;
+
+struct glsl_switch_state {
+ /** Temporary variables needed for switch statement. */
+ ir_variable *test_var;
+ ir_variable *is_fallthru_var;
+ ir_variable *is_break_var;
+ class ast_switch_statement *switch_nesting_ast;
+
+ /** Table of constant values already used in case labels */
+ struct hash_table *labels_ht;
+ class ast_case_label *previous_default;
+
+ bool is_switch_innermost; // if switch stmt is closest to break, ...
+};
struct _mesa_glsl_parse_state {
- _mesa_glsl_parse_state(struct __GLcontextRec *ctx, GLenum target,
+ _mesa_glsl_parse_state(struct gl_context *_ctx, GLenum target,
void *mem_ctx);
- /* Callers of this talloc-based new need not call delete. It's
- * easier to just talloc_free 'ctx' (or any of its ancestors). */
+ /* Callers of this ralloc-based new need not call delete. It's
+ * easier to just ralloc_free 'ctx' (or any of its ancestors). */
static void* operator new(size_t size, void *ctx)
{
- void *mem = talloc_zero_size(ctx, size);
+ void *mem = rzalloc_size(ctx, size);
assert(mem != NULL);
return mem;
}
/* If the user *does* call delete, that's OK, we will just
- * talloc_free in that case. */
+ * ralloc_free in that case. */
static void operator delete(void *mem)
{
- talloc_free(mem);
+ ralloc_free(mem);
}
+ struct gl_context *const ctx;
void *scanner;
exec_list translation_unit;
glsl_symbol_table *symbols;
bool es_shader;
unsigned language_version;
+ const char *version_string;
enum _mesa_glsl_parser_targets target;
+ /**
+ * Printable list of GLSL versions supported by the current context
+ *
+ * \note
+ * This string should probably be generated per-context instead of per
+ * invokation of the compiler. This should be changed when the method of
+ * tracking supported GLSL versions changes.
+ */
+ const char *supported_version_string;
+
/**
* Implementation defined limits that affect built-in variables, etc.
*
/* ARB_draw_buffers */
unsigned MaxDrawBuffers;
+
+ /**
+ * Set of GLSL versions supported by the current context
+ *
+ * Knowing that version X is supported doesn't mean that versions before
+ * X are also supported. Version 1.00 is only supported in an ES2
+ * context or when GL_ARB_ES2_compatibility is supported. In an OpenGL
+ * 3.0 "forward compatible" context, GLSL 1.10 and 1.20 are \b not
+ * supported.
+ */
+ /*@{*/
+ unsigned GLSL_100ES:1;
+ unsigned GLSL_110:1;
+ unsigned GLSL_120:1;
+ unsigned GLSL_130:1;
+ unsigned GLSL_140:1;
+ /*@}*/
} Const;
/**
*/
class ir_function_signature *current_function;
+ /**
+ * During AST to IR conversion, pointer to the toplevel IR
+ * instruction list being generated.
+ */
+ exec_list *toplevel_ir;
+
/** Have we found a return statement in this function? */
bool found_return;
/** Was there an error during compilation? */
bool error;
+ /**
+ * Are all shader inputs / outputs invariant?
+ *
+ * This is set when the 'STDGL invariant(all)' pragma is used.
+ */
+ bool all_invariant;
+
/** Loop or switch statement containing the current instructions. */
- class ir_instruction *loop_or_switch_nesting;
- class ast_iteration_statement *loop_or_switch_nesting_ast;
+ class ast_iteration_statement *loop_nesting_ast;
+
+ struct glsl_switch_state switch_state;
/** List of structures defined in user code. */
const glsl_type **user_structures;
* \name Enable bits for GLSL extensions
*/
/*@{*/
- unsigned ARB_draw_buffers_enable:1;
- unsigned ARB_draw_buffers_warn:1;
- unsigned ARB_fragment_coord_conventions_enable:1;
- unsigned ARB_fragment_coord_conventions_warn:1;
- unsigned ARB_texture_rectangle_enable:1;
- unsigned ARB_texture_rectangle_warn:1;
- unsigned EXT_texture_array_enable:1;
- unsigned EXT_texture_array_warn:1;
+ bool ARB_draw_buffers_enable;
+ bool ARB_draw_buffers_warn;
+ bool ARB_draw_instanced_enable;
+ bool ARB_draw_instanced_warn;
+ bool ARB_explicit_attrib_location_enable;
+ bool ARB_explicit_attrib_location_warn;
+ bool ARB_fragment_coord_conventions_enable;
+ bool ARB_fragment_coord_conventions_warn;
+ bool ARB_texture_rectangle_enable;
+ bool ARB_texture_rectangle_warn;
+ bool EXT_texture_array_enable;
+ bool EXT_texture_array_warn;
+ bool ARB_shader_texture_lod_enable;
+ bool ARB_shader_texture_lod_warn;
+ bool ARB_shader_stencil_export_enable;
+ bool ARB_shader_stencil_export_warn;
+ bool AMD_conservative_depth_enable;
+ bool AMD_conservative_depth_warn;
+ bool ARB_conservative_depth_enable;
+ bool ARB_conservative_depth_warn;
+ bool AMD_shader_stencil_export_enable;
+ bool AMD_shader_stencil_export_warn;
+ bool OES_texture_3D_enable;
+ bool OES_texture_3D_warn;
+ bool OES_EGL_image_external_enable;
+ bool OES_EGL_image_external_warn;
/*@}*/
/** Extensions supported by the OpenGL implementation. */
#endif
extern int preprocess(void *ctx, const char **shader, char **info_log,
- const struct gl_extensions *extensions);
+ const struct gl_extensions *extensions, int api);
-extern void _mesa_destroy_shader_compiler();
-extern void _mesa_destroy_shader_compiler_caches();
+extern void _mesa_destroy_shader_compiler(void);
+extern void _mesa_destroy_shader_compiler_caches(void);
#ifdef __cplusplus
}