Commit 5baeb7ad authored by Christoph Mallon's avatar Christoph Mallon
Browse files

irgraph: Remove the unused facility to register space /in front of/ a graph.

parent f645052c
......@@ -507,36 +507,6 @@ FIRM_API void assure_irg_properties(ir_graph *irg, ir_graph_properties_t props);
*/
FIRM_API void confirm_irg_properties(ir_graph *irg, ir_graph_properties_t props);
/**
* Accesses custom graph data.
* The data must have been registered with
* register_additional_graph_data() before.
* @param graph The graph to get the data from.
* @param type The type of the data you registered.
* @param off The value returned by register_additional_graph_data().
* @return A pointer of type @p type.
*/
#define get_irg_data(graph,type,off) \
(assert(off > 0 && "Invalid graph data offset"), (type *) ((char *) (graph) - (off)))
/**
* Returns the pointer to the node some custom data belongs to.
* @param data The pointer to the custom data.
* @param off The number as returned by register_additional_graph_data().
* @return A pointer to the ir node the custom data belongs to.
*/
#define get_irg_data_base(data,off) \
(assert(off > 0 && "Invalid graph data offset"), (ir_graph *) ((char *) (data) + (off)))
/**
* Requests additional data to be allocated with an ir graph.
* @param size The size of the additional data required.
* @return A positive number, if the operation was successful, which
* must be passed to the access macro get_irg_data(), 0 if the
* registration failed.
*/
FIRM_API size_t register_additional_graph_data(size_t size);
/** @} */
#include "end.h"
......
......@@ -53,18 +53,6 @@
/** Suffix that is added to every frame type. */
#define FRAME_TP_SUFFIX "frame_tp"
/**
* Indicates, whether additional data can be registered to graphs.
* If set to 1, this is not possible anymore.
*/
static int forbid_new_data = 0;
/**
* The amount of additional space for custom data to be allocated upon
* creating a new graph.
*/
static size_t additional_graph_data_size = 0;
ir_graph *current_ir_graph;
ir_graph *get_current_ir_graph(void)
{
......@@ -82,7 +70,6 @@ static ident *frame_type_suffix = NULL;
void firm_init_irgraph(void)
{
frame_type_suffix = new_id_from_str(FRAME_TP_SUFFIX);
forbid_new_data = 1;
}
/**
......@@ -94,11 +81,7 @@ void firm_init_irgraph(void)
*/
static ir_graph *alloc_graph(void)
{
ir_graph *res;
size_t size = sizeof(ir_graph) + additional_graph_data_size;
char *ptr = XMALLOCNZ(char, size);
res = (ir_graph *)(ptr + additional_graph_data_size);
ir_graph *const res = XMALLOCZ(ir_graph);
res->kind = k_ir_graph;
/* initialize the idx->node map. */
......@@ -113,13 +96,10 @@ static ir_graph *alloc_graph(void)
*/
static void free_graph(ir_graph *irg)
{
char *ptr = (char *)irg;
ir_edge_kind_t i;
for (i = EDGE_KIND_FIRST; i < EDGE_KIND_LAST; ++i)
for (ir_edge_kind_t i = EDGE_KIND_FIRST; i < EDGE_KIND_LAST; ++i)
edges_deactivate_kind(irg, i);
DEL_ARR_F(irg->idx_irn_map);
free(ptr - additional_graph_data_size);
free(irg);
}
void irg_set_nloc(ir_graph *res, int n_loc)
......@@ -695,16 +675,6 @@ unsigned get_irg_last_idx(const ir_graph *irg)
return irg->last_node_idx;
}
size_t register_additional_graph_data(size_t size)
{
assert(!forbid_new_data && "Too late to register additional node data");
if (forbid_new_data)
return 0;
return additional_graph_data_size += size;
}
void add_irg_constraints(ir_graph *irg, ir_graph_constraints_t constraints)
{
irg->constraints |= constraints;
......
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