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vkd3d-shader: Add basic support for vocp registers.

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Signed-off-by: Józef Kucia <jkucia@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Józef Kucia 2019-03-05 18:17:02 +01:00 committed by Alexandre Julliard
parent 7fc98ade64
commit 74c8ca0f64
2 changed files with 23 additions and 7 deletions
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28
libs/vkd3d-shader/spirv.c
View File

@ -3761,6 +3761,9 @@ static void vkd3d_dxbc_compiler_emit_shader_phase_input(struct vkd3d_dxbc_compil
case VKD3DSPR_JOININSTID:
val_id = phase->instance_id;
break;
case VKD3DSPR_OUTCONTROLPOINT:
/* See vkd3d_dxbc_compiler_leave_shader_phase(). */
return;
default:
FIXME("Unhandled shader phase input register %#x.\n", reg->type);
return;
@ -5227,8 +5230,8 @@ static void vkd3d_dxbc_compiler_leave_shader_phase(struct vkd3d_dxbc_compiler *c
{
const struct vkd3d_shader_signature *signature = compiler->output_signature;
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
struct vkd3d_symbol reg_symbol, *symbol;
struct vkd3d_shader_register reg;
struct vkd3d_symbol reg_symbol;
struct rb_entry *entry;
unsigned int i;
@ -5244,26 +5247,39 @@ static void vkd3d_dxbc_compiler_leave_shader_phase(struct vkd3d_dxbc_compiler *c
compiler->temp_count = 0;
/*
* Output regsiters have a different purpose in the control point phase and
* in fork/join phases. We have to remove all output registers' symbols
* when leaving the control point phase.
* vocp inputs in fork and join shader phases are outputs of the control
* point phase. Reinsert symbols for vocp registers while leaving the
* control point phase.
*/
if (is_control_point_phase(phase))
{
memset(&reg, 0, sizeof(reg));
reg.type = VKD3DSPR_OUTPUT;
reg.idx[1].offset = ~0u;
for (i = 0; i < signature->element_count; ++i)
{
const struct vkd3d_shader_signature_element *e = &signature->elements[i];
reg.type = VKD3DSPR_OUTPUT;
reg.idx[0].offset = e->register_index;
vkd3d_symbol_make_register(&reg_symbol, &reg);
if ((entry = rb_get(&compiler->symbol_table, &reg_symbol)))
{
rb_remove(&compiler->symbol_table, entry);
vkd3d_symbol_free(entry, NULL);
symbol = RB_ENTRY_VALUE(entry, struct vkd3d_symbol, entry);
reg.type = VKD3DSPR_OUTCONTROLPOINT;
reg.idx[1].offset = reg.idx[0].offset;
reg.idx[0].offset = compiler->output_control_point_count;
vkd3d_symbol_make_register(symbol, &reg);
symbol->info.reg.is_aggregate = false;
if (rb_put(&compiler->symbol_table, symbol, entry) == -1)
{
ERR("Failed to insert vocp symbol entry (%s).\n", debug_vkd3d_symbol(symbol));
vkd3d_symbol_free(entry, NULL);
}
}
}
}

2
libs/vkd3d-shader/vkd3d_shader_private.h
View File

@ -765,7 +765,7 @@ static inline bool vkd3d_shader_instruction_has_texel_offset(const struct vkd3d_
static inline bool vkd3d_shader_register_is_input(const struct vkd3d_shader_register *reg)
{
return reg->type == VKD3DSPR_INPUT || reg->type == VKD3DSPR_INCONTROLPOINT;
return reg->type == VKD3DSPR_INPUT || reg->type == VKD3DSPR_INCONTROLPOINT || reg->type == VKD3DSPR_OUTCONTROLPOINT;
}
static inline bool vkd3d_shader_register_is_output(const struct vkd3d_shader_register *reg)