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vkd3d-shader/ir: Introduce a helper to express block domination.

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Giovanni Mascellani 2024-02-22 23:50:21 +01:00 committed by Alexandre Julliard
parent c3657c4799
commit de15f55477
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 6 additions and 1 deletions
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7
libs/vkd3d-shader/ir.c
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@ -3118,6 +3118,11 @@ static void vsir_cfg_cleanup(struct vsir_cfg *cfg)
vkd3d_string_buffer_cleanup(&cfg->debug_buffer);
}
static bool vsir_block_dominates(struct vsir_block *b1, struct vsir_block *b2)
{
return bitmap_is_set(b1->dominates, b2->label - 1);
}
static enum vkd3d_result vsir_cfg_add_edge(struct vsir_cfg *cfg, struct vsir_block *block,
struct vkd3d_shader_src_param *successor_param)
{
@ -3320,7 +3325,7 @@ static void vsir_cfg_compute_dominators(struct vsir_cfg *cfg)
if (block2->label == 0)
continue;
if (bitmap_is_set(block->dominates, j))
if (vsir_block_dominates(block, block2))
vkd3d_string_buffer_printf(&cfg->debug_buffer, " %u", block2->label);
}
TRACE("%s\n", cfg->debug_buffer.buffer);