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vkd3d-shader/ir: Keep track of loops by header block.

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Giovanni Mascellani 2024-01-30 15:55:12 +01:00 committed by Alexandre Julliard
parent 088a6c49a2
commit 8241ca2b67
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 19 additions and 1 deletions
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20
libs/vkd3d-shader/ir.c
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@ -3107,6 +3107,7 @@ struct vsir_cfg
struct vsir_block_list *loops;
size_t loops_count, loops_capacity;
size_t *loops_by_header;
};
static void vsir_cfg_cleanup(struct vsir_cfg *cfg)
@ -3121,6 +3122,7 @@ static void vsir_cfg_cleanup(struct vsir_cfg *cfg)
vkd3d_free(cfg->blocks);
vkd3d_free(cfg->loops);
vkd3d_free(cfg->loops_by_header);
if (TRACE_ON())
vkd3d_string_buffer_cleanup(&cfg->debug_buffer);
@ -3391,6 +3393,10 @@ static enum vkd3d_result vsir_cfg_compute_loops(struct vsir_cfg *cfg)
{
size_t i, j;
if (!(cfg->loops_by_header = vkd3d_calloc(cfg->block_count, sizeof(*cfg->loops_by_header))))
return VKD3D_ERROR_OUT_OF_MEMORY;
memset(cfg->loops_by_header, 0xff, cfg->block_count * sizeof(*cfg->loops_by_header));
for (i = 0; i < cfg->block_count; ++i)
{
struct vsir_block *block = &cfg->blocks[i];
@ -3411,11 +3417,23 @@ static enum vkd3d_result vsir_cfg_compute_loops(struct vsir_cfg *cfg)
if (!vkd3d_array_reserve((void **)&cfg->loops, &cfg->loops_capacity, cfg->loops_count + 1, sizeof(*cfg->loops)))
return VKD3D_ERROR_OUT_OF_MEMORY;
loop = &cfg->loops[cfg->loops_count++];
loop = &cfg->loops[cfg->loops_count];
vsir_block_list_init(loop);
if ((ret = vsir_cfg_scan_loop(loop, block, header)) < 0)
return ret;
if (cfg->loops_by_header[header->label - 1] != SIZE_MAX)
{
FIXME("Block %u is header to more than one loop, this is not implemented.\n", header->label);
vkd3d_shader_error(cfg->message_context, &header->begin->location, VKD3D_SHADER_ERROR_VSIR_NOT_IMPLEMENTED,
"Block %u is header to more than one loop, this is not implemented.", header->label);
return VKD3D_ERROR_NOT_IMPLEMENTED;
}
cfg->loops_by_header[header->label - 1] = cfg->loops_count;
++cfg->loops_count;
}
}