[PATCH vkd3d 2/8] vkd3d-shader: Remove output register symbols while leaving control point phase.
Józef Kucia
joseph.kucia at gmail.com
Tue Feb 26 05:27:54 CST 2019
From: Józef Kucia <jkucia at codeweavers.com>
Signed-off-by: Józef Kucia <jkucia at codeweavers.com>
---
libs/vkd3d-shader/spirv.c | 34 +++++++++++++++++++++++++++++++++-
1 file changed, 33 insertions(+), 1 deletion(-)
diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c
index e169aa0567ee..a925d68eeeb4 100644
--- a/libs/vkd3d-shader/spirv.c
+++ b/libs/vkd3d-shader/spirv.c
@@ -5124,9 +5124,12 @@ static void vkd3d_dxbc_compiler_emit_dcl_thread_group(struct vkd3d_dxbc_compiler
static void vkd3d_dxbc_compiler_leave_shader_phase(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_phase *phase)
{
+ const struct vkd3d_shader_signature *signature = compiler->output_signature;
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
struct vkd3d_shader_register reg;
struct vkd3d_symbol reg_symbol;
+ struct rb_entry *entry;
+ unsigned int i;
vkd3d_spirv_build_op_function_end(builder);
@@ -5139,12 +5142,41 @@ static void vkd3d_dxbc_compiler_leave_shader_phase(struct vkd3d_dxbc_compiler *c
compiler->temp_id = 0;
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.
+ */
+ if (phase->type == VKD3DSIH_HS_CONTROL_POINT_PHASE)
+ {
+ memset(®, 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.idx[0].offset = e->register_index;
+ vkd3d_symbol_make_register(®_symbol, ®);
+ if ((entry = rb_get(&compiler->symbol_table, ®_symbol)))
+ {
+ rb_remove(&compiler->symbol_table, entry);
+ vkd3d_symbol_free(entry, NULL);
+ }
+ }
+ }
+
if (phase->instance_count)
{
reg.type = phase->type == VKD3DSIH_HS_FORK_PHASE ? VKD3DSPR_FORKINSTID : VKD3DSPR_JOININSTID;
reg.idx[0].offset = ~0u;
vkd3d_symbol_make_register(®_symbol, ®);
- rb_remove_key(&compiler->symbol_table, ®_symbol);
+ if ((entry = rb_get(&compiler->symbol_table, ®_symbol)))
+ {
+ rb_remove(&compiler->symbol_table, entry);
+ vkd3d_symbol_free(entry, NULL);
+ }
}
}
--
2.19.2
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