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vkd3d-shader/ir: Sort each loop by block label.

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Giovanni Mascellani 2024-01-30 15:55:12 +01:00 committed by Alexandre Julliard
parent 3d4092d9dc
commit 8723b5d266
Notes: Alexandre Julliard 2024-03-07 23:22:05 +01:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Conor McCarthy (@cmccarthy)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/662
1 changed files with 15 additions and 0 deletions
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15
libs/vkd3d-shader/ir.c
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@ -3096,6 +3096,19 @@ static void vsir_block_cleanup(struct vsir_block *block)
vkd3d_free(block->dominates);
}
static int block_compare(const void *ptr1, const void *ptr2)
{
const struct vsir_block *block1 = *(const struct vsir_block **)ptr1;
const struct vsir_block *block2 = *(const struct vsir_block **)ptr2;
return vkd3d_u32_compare(block1->label, block2->label);
}
static void vsir_block_list_sort(struct vsir_block_list *list)
{
qsort(list->blocks, list->count, sizeof(*list->blocks), block_compare);
}
struct vsir_cfg
{
struct vkd3d_shader_message_context *message_context;
@ -3423,6 +3436,8 @@ static enum vkd3d_result vsir_cfg_compute_loops(struct vsir_cfg *cfg)
if ((ret = vsir_cfg_scan_loop(loop, block, header)) < 0)
return ret;
vsir_block_list_sort(loop);
if (TRACE_ON())
{
vkd3d_string_buffer_printf(&cfg->debug_buffer, "Back edge %u -> %u with loop:", block->label, header->label);