From: Tom Stellard <thomas.stell...@amd.com>
---
.../drivers/r300/compiler/radeon_pair_regalloc.c | 15 +--------------
1 files changed, 1 insertions(+), 14 deletions(-)
diff --git a/src/gallium/drivers/r300/compiler/radeon_pair_regalloc.c
b/src/gallium/drivers/r300/compiler/radeon_pair_regalloc.c
index 85bb248..12594c8 100644
--- a/src/gallium/drivers/r300/compiler/radeon_pair_regalloc.c
+++ b/src/gallium/drivers/r300/compiler/radeon_pair_regalloc.c
@@ -539,7 +539,6 @@ static void do_advanced_regalloc(struct regalloc_state * s)
unsigned int i, j, index, input_node, node_count, node_index;
unsigned int * node_classes;
- unsigned int * input_classes;
struct rc_instruction * inst;
struct rc_list * var_ptr;
struct rc_list * variables;
@@ -554,8 +553,6 @@ static void do_advanced_regalloc(struct regalloc_state * s)
node_count = rc_list_count(variables);
node_classes = memory_pool_malloc(&s->C->Pool,
node_count * sizeof(unsigned int));
- input_classes = memory_pool_malloc(&s->C->Pool,
- s->NumInputs * sizeof(unsigned int));
for (var_ptr = variables, node_index = 0; var_ptr;
var_ptr = var_ptr->Next, node_index++) {
@@ -610,7 +607,7 @@ static void do_advanced_regalloc(struct regalloc_state * s)
rc_for_all_reads_mask(inst, scan_read_callback, s);
}
- /* Create classes for input registers */
+ /* Compute the writemask for inputs. */
for (i = 0; i < s->NumInputs; i++) {
unsigned int chan, class_id, writemask = 0;
for (chan = 0; chan < 4; chan++) {
@@ -619,14 +616,6 @@ static void do_advanced_regalloc(struct regalloc_state * s)
}
}
s->Input[i].Writemask = writemask;
- if (!writemask) {
- continue;
- }
-
- class_id = ra_alloc_reg_class(regs);
- input_classes[i] = class_id;
- ra_class_add_reg(regs, class_id,
- get_reg_id(s->Input[i].Index, writemask));
}
ra_set_finalize(regs, NULL);
@@ -663,8 +652,6 @@ static void do_advanced_regalloc(struct regalloc_state * s)
if (!s->Input[i].Writemask) {
continue;
}
- ra_set_node_class(graph, node_count + input_node,
- input_classes[i]);
for (var_ptr = variables, node_index = 0;
var_ptr; var_ptr = var_ptr->Next, node_index++)
{
struct rc_variable * var = var_ptr->Item;
--
1.7.3.4
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