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vkd3d-shader: Allocate temporary registers for anonymous expressions.

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Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Matteo Bruni <mbruni@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura
2021-04-08 23:38:24 -05:00
committed by Alexandre Julliard
parent 16163021b9
commit e957d3a346
2 changed files with 13 additions and 0 deletions
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12
libs/vkd3d-shader/hlsl_codegen.c
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@@ -747,6 +747,18 @@ static void allocate_temp_registers_recurse(struct list *instrs, struct liveness
LIST_FOR_EACH_ENTRY(instr, instrs, struct hlsl_ir_node, entry)
{
if (!instr->reg.allocated && instr->last_read)
{
if (instr->data_type->reg_size > 1)
instr->reg = allocate_range(liveness, instr->index,
instr->last_read, instr->data_type->reg_size);
else
instr->reg = allocate_register(liveness, instr->index,
instr->last_read, instr->data_type->dimx);
TRACE("Allocated anonymous expression @%u to %s (liveness %u-%u).\n", instr->index,
debug_register('r', instr->reg, instr->data_type), instr->index, instr->last_read);
}
switch (instr->type)
{
case HLSL_IR_IF: