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vkd3d-shader/ir: Correctly compute the TEMP count after hull shader flattening.

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The previous computation was incorrect because the count was taken
after resetting it to zero (as part of setting the instruction to NOP).
This commit is contained in:
Giovanni Mascellani 2023-11-16 23:07:27 +01:00 committed by Alexandre Julliard
parent 5cb17cfd1c
commit b1123ed35f
Notes: Alexandre Julliard 2023-11-20 22:33:01 +01:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/481
1 changed files with 6 additions and 1 deletions
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7
libs/vkd3d-shader/ir.c
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@ -207,10 +207,15 @@ static void flattener_eliminate_phase_related_dcls(struct hull_flattener *normal
{
/* Leave only the first temp declaration and set it to the max count later. */
if (!normaliser->max_temp_count)
{
normaliser->max_temp_count = ins->declaration.count;
normaliser->temp_dcl_idx = index;
}
else
{
normaliser->max_temp_count = max(normaliser->max_temp_count, ins->declaration.count);
vkd3d_shader_instruction_make_nop(ins);
normaliser->max_temp_count = max(normaliser->max_temp_count, ins->declaration.count);
}
return;
}