Commit b785f1e2 authored by Christoph Mallon's avatar Christoph Mallon
Browse files

beloopana: Do not pass around the irg, simply fetch it locally.

parent 8aca3338
......@@ -37,8 +37,7 @@ typedef struct be_loop_info_t {
} be_loop_info_t;
struct be_loopana_t {
set *data;
ir_graph *irg;
set *data;
};
static int cmp_loop_info(const void *a, const void *b, size_t size)
......@@ -52,16 +51,12 @@ static int cmp_loop_info(const void *a, const void *b, size_t size)
/**
* Compute the highest register pressure in a block.
* @param irg The graph.
* @param block The block to compute pressure for.
* @param cls The register class to compute pressure for.
* @return The highest register pressure in the given block.
*/
static unsigned be_compute_block_pressure(const ir_graph *irg,
ir_node *block,
const arch_register_class_t *cls)
static unsigned be_compute_block_pressure(ir_node *const block, arch_register_class_t const *const cls)
{
be_lv_t *lv = be_get_irg_liveness(irg);
ir_nodeset_t live_nodes;
size_t max_live;
......@@ -69,6 +64,7 @@ static unsigned be_compute_block_pressure(const ir_graph *irg,
/* determine largest pressure with this block */
ir_nodeset_init(&live_nodes);
be_lv_t *const lv = be_get_irg_liveness(get_Block_irg(block));
be_liveness_end_of_block(lv, cls, block, &live_nodes);
max_live = ir_nodeset_size(&live_nodes);
......@@ -113,7 +109,7 @@ static unsigned be_compute_loop_pressure(be_loopana_t *loop_ana, ir_loop *loop,
loop_element elem = get_loop_element(loop, i);
if (*elem.kind == k_ir_node)
son_pressure = be_compute_block_pressure(loop_ana->irg, elem.node, cls);
son_pressure = be_compute_block_pressure(elem.node, cls);
else {
assert(*elem.kind == k_ir_loop);
son_pressure = be_compute_loop_pressure(loop_ana, elem.son, cls);
......@@ -138,7 +134,6 @@ be_loopana_t *be_new_loop_pressure(ir_graph *const irg, arch_register_class_t co
be_loopana_t *loop_ana = XMALLOC(be_loopana_t);
loop_ana->data = new_set(cmp_loop_info, 16);
loop_ana->irg = irg;
DBG((dbg, LEVEL_1, "\n=====================================================\n", cls->name));
DBG((dbg, LEVEL_1, " Computing register pressure for class %s:\n", cls->name));
......
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