diff options
Diffstat (limited to 'src/mesa/shader/slang/slang_compile_operation.h')
| -rw-r--r-- | src/mesa/shader/slang/slang_compile_operation.h | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/src/mesa/shader/slang/slang_compile_operation.h b/src/mesa/shader/slang/slang_compile_operation.h index f3c45de3c2a..a9376ec945f 100644 --- a/src/mesa/shader/slang/slang_compile_operation.h +++ b/src/mesa/shader/slang/slang_compile_operation.h @@ -32,7 +32,7 @@ extern "C" { /** * Types of slang operations. - * These are the basic intermediate code representations. + * These are the types of the AST (abstract syntax tree) nodes. * [foo] indicates a sub-tree or reference to another type of node */ typedef enum slang_operation_type_ @@ -105,6 +105,7 @@ typedef enum slang_operation_type_ /** * A slang_operation is basically a compiled instruction (such as assignment, * a while-loop, a conditional, a multiply, a function call, etc). + * The AST (abstract syntax tree) is built from these nodes. * NOTE: This structure could have been implemented as a union of simpler * structs which would correspond to the operation types above. */ @@ -112,16 +113,24 @@ typedef struct slang_operation_ { slang_operation_type type; struct slang_operation_ *children; - unsigned int num_children; - float literal; /**< Used for float, int and bool values */ - slang_atom a_id; /**< type: asm, identifier, call, field */ + GLuint num_children; + GLfloat literal; /**< Used for float, int and bool values */ + slang_atom a_id; /**< type: asm, identifier, call, field */ slang_variable_scope *locals; /**< local vars for scope */ } slang_operation; -extern int slang_operation_construct(slang_operation *); -extern void slang_operation_destruct(slang_operation *); -extern int slang_operation_copy(slang_operation *, const slang_operation *); +extern GLboolean +slang_operation_construct(slang_operation *); + +extern void +slang_operation_destruct(slang_operation *); + +extern GLboolean +slang_operation_copy(slang_operation *, const slang_operation *); + +extern slang_operation * +slang_operation_new(GLuint count); #ifdef __cplusplus |