[PATCH vkd3d 5/8] vkd3d-shader/glsl: Implement VKD3DSIH_RET.
Atharva Nimbalkar
atharvakn at gmail.com
Tue Aug 17 23:19:18 CDT 2021
Signed-off-by: Atharva Nimbalkar <atharvakn at gmail.com>
---
libs/vkd3d-shader/glsl.c | 23 ++++++++++++++++++++++-
libs/vkd3d-shader/vkd3d_shader_main.c | 2 +-
libs/vkd3d-shader/vkd3d_shader_private.h | 3 ++-
3 files changed, 25 insertions(+), 3 deletions(-)
diff --git a/libs/vkd3d-shader/glsl.c b/libs/vkd3d-shader/glsl.c
index ee2acdb..d34b5e8 100644
--- a/libs/vkd3d-shader/glsl.c
+++ b/libs/vkd3d-shader/glsl.c
@@ -20,13 +20,15 @@
struct vkd3d_glsl_generator
{
+ struct vkd3d_shader_version version;
struct vkd3d_string_buffer buffer;
struct vkd3d_shader_location location;
struct vkd3d_shader_message_context *message_context;
bool failed;
};
-struct vkd3d_glsl_generator *vkd3d_glsl_generator_create(const struct vkd3d_shader_compile_info *compile_info,
+struct vkd3d_glsl_generator *vkd3d_glsl_generator_create(const struct vkd3d_shader_version *version,
+ const struct vkd3d_shader_compile_info *compile_info,
struct vkd3d_shader_message_context *message_context)
{
struct vkd3d_glsl_generator *generator;
@@ -35,6 +37,7 @@ struct vkd3d_glsl_generator *vkd3d_glsl_generator_create(const struct vkd3d_shad
return NULL;
memset(generator, 0, sizeof(*generator));
+ generator->version = *version;
generator->location.source_name = compile_info->source_name;
generator->location.line = 2; /* Line 1 is the version token. */
generator->message_context = message_context;
@@ -54,6 +57,21 @@ static void VKD3D_PRINTF_FUNC(3, 4) vkd3d_glsl_compiler_error(
return;
}
+static void shader_glsl_ret(struct vkd3d_glsl_generator *generator,
+ const struct vkd3d_shader_instruction *ins)
+{
+ const struct vkd3d_shader_version *version = &generator->version;
+
+ /*
+ * TODO: Implement in_subroutine
+ * TODO: shader_glsl_generate_shader_epilogue(generator);
+ */
+ if (version->major >= 4)
+ {
+ vkd3d_string_buffer_printf(&generator->buffer, "return;\n");
+ }
+}
+
static void vkd3d_glsl_handle_instruction(struct vkd3d_glsl_generator *generator,
const struct vkd3d_shader_instruction *instruction)
{
@@ -62,6 +80,9 @@ static void vkd3d_glsl_handle_instruction(struct vkd3d_glsl_generator *generator
case VKD3DSIH_DCL_INPUT:
case VKD3DSIH_DCL_OUTPUT_SIV:
break;
+ case VKD3DSIH_RET:
+ shader_glsl_ret(generator, instruction);
+ break;
default:
vkd3d_glsl_compiler_error(generator,
VKD3D_SHADER_ERROR_GLSL_INTERNAL,
diff --git a/libs/vkd3d-shader/vkd3d_shader_main.c b/libs/vkd3d-shader/vkd3d_shader_main.c
index d2182e1..16994d2 100644
--- a/libs/vkd3d-shader/vkd3d_shader_main.c
+++ b/libs/vkd3d-shader/vkd3d_shader_main.c
@@ -1036,7 +1036,7 @@ static int compile_dxbc_tpf(const struct vkd3d_shader_compile_info *compile_info
{
struct vkd3d_glsl_generator *glsl_generator;
- if (!(glsl_generator = vkd3d_glsl_generator_create(compile_info, message_context)))
+ if (!(glsl_generator = vkd3d_glsl_generator_create(&parser.shader_version, compile_info, message_context)))
{
ERR("Failed to create GLSL generator.\n");
vkd3d_shader_parser_destroy(&parser);
diff --git a/libs/vkd3d-shader/vkd3d_shader_private.h b/libs/vkd3d-shader/vkd3d_shader_private.h
index 3863797..9efa598 100644
--- a/libs/vkd3d-shader/vkd3d_shader_private.h
+++ b/libs/vkd3d-shader/vkd3d_shader_private.h
@@ -986,7 +986,8 @@ int shader_parse_input_signature(const void *dxbc, size_t dxbc_length,
struct vkd3d_glsl_generator;
-struct vkd3d_glsl_generator *vkd3d_glsl_generator_create(const struct vkd3d_shader_compile_info *compile_info,
+struct vkd3d_glsl_generator *vkd3d_glsl_generator_create(const struct vkd3d_shader_version *version,
+ const struct vkd3d_shader_compile_info *compile_info,
struct vkd3d_shader_message_context *message_context);
int vkd3d_glsl_generator_generate(void *parser_data, const uint32_t *parser_ptr,
struct vkd3d_glsl_generator *generator,
--
2.32.0
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