Henri Verbeet : vkd3d-shader/glsl: Introduce glsl_compile().

[Alexandre Julliard]

Module: vkd3d
Branch: master
Commit: 9b0d304f8fe4e6f0d065e4561af9e372e1643c2d
URL:    https://gitlab.winehq.org/wine/vkd3d/-/commit/9b0d304f8fe4e6f0d065e4561af9e3...

Author: Henri Verbeet 
Date:   Fri Nov 17 18:36:33 2023 +0100

vkd3d-shader/glsl: Introduce glsl_compile().

---

libs/vkd3d-shader/glsl.c                 | 44 ++++++++++++++++++--------------
 libs/vkd3d-shader/vkd3d_shader_main.c    | 11 +-------
 libs/vkd3d-shader/vkd3d_shader_private.h |  7 +----
 3 files changed, 27 insertions(+), 35 deletions(-)

diff --git a/libs/vkd3d-shader/glsl.c b/libs/vkd3d-shader/glsl.c
index e020bf3e..7c630d18 100644
--- a/libs/vkd3d-shader/glsl.c
+++ b/libs/vkd3d-shader/glsl.c
@@ -27,21 +27,6 @@ struct vkd3d_glsl_generator
     bool failed;
 };

-struct vkd3d_glsl_generator *vkd3d_glsl_generator_create(const struct vkd3d_shader_version *version,
-        struct vkd3d_shader_message_context *message_context)
-{
-    struct vkd3d_glsl_generator *generator;
-
-    if (!(generator = vkd3d_malloc(sizeof(*generator))))
-        return NULL;
-
-    memset(generator, 0, sizeof(*generator));
-    generator->version = *version;
-    vkd3d_string_buffer_init(&generator->buffer);
-    generator->message_context = message_context;
-    return generator;
-}
-
 static void VKD3D_PRINTF_FUNC(3, 4) vkd3d_glsl_compiler_error(
         struct vkd3d_glsl_generator *generator,
         enum vkd3d_shader_error error, const char *fmt, ...)
@@ -91,7 +76,7 @@ static void vkd3d_glsl_handle_instruction(struct vkd3d_glsl_generator *generator
     }
 }

-int vkd3d_glsl_generator_generate(struct vkd3d_glsl_generator *generator,
+static int vkd3d_glsl_generator_generate(struct vkd3d_glsl_generator *generator,
         struct vsir_program *program, struct vkd3d_shader_code *out)
 {
     unsigned int i;
@@ -123,8 +108,29 @@ int vkd3d_glsl_generator_generate(struct vkd3d_glsl_generator *generator,
     return VKD3D_OK;
 }

-void vkd3d_glsl_generator_destroy(struct vkd3d_glsl_generator *generator)
+static void vkd3d_glsl_generator_cleanup(struct vkd3d_glsl_generator *gen)
 {
-    vkd3d_string_buffer_cleanup(&generator->buffer);
-    vkd3d_free(generator);
+    vkd3d_string_buffer_cleanup(&gen->buffer);
+}
+
+static void vkd3d_glsl_generator_init(struct vkd3d_glsl_generator *gen,
+        const struct vkd3d_shader_version *version, struct vkd3d_shader_message_context *message_context)
+{
+    memset(gen, 0, sizeof(*gen));
+    gen->version = *version;
+    vkd3d_string_buffer_init(&gen->buffer);
+    gen->message_context = message_context;
+}
+
+int glsl_compile(struct vsir_program *program, struct vkd3d_shader_code *out,
+        struct vkd3d_shader_message_context *message_context)
+{
+    struct vkd3d_glsl_generator generator;
+    int ret;
+
+    vkd3d_glsl_generator_init(&generator, &program->shader_version, message_context);
+    ret = vkd3d_glsl_generator_generate(&generator, program, out);
+    vkd3d_glsl_generator_cleanup(&generator);
+
+    return ret;
 }
diff --git a/libs/vkd3d-shader/vkd3d_shader_main.c b/libs/vkd3d-shader/vkd3d_shader_main.c
index 36aa5916..ff361a2b 100644
--- a/libs/vkd3d-shader/vkd3d_shader_main.c
+++ b/libs/vkd3d-shader/vkd3d_shader_main.c
@@ -1554,7 +1554,6 @@ static int vkd3d_shader_parser_compile(struct vkd3d_shader_parser *parser,
 {
     struct vkd3d_shader_scan_descriptor_info1 scan_descriptor_info;
     struct vsir_program *program = &parser->program;
-    struct vkd3d_glsl_generator *glsl_generator;
     struct vkd3d_shader_compile_info scan_info;
     int ret;

@@ -1569,15 +1568,7 @@ static int vkd3d_shader_parser_compile(struct vkd3d_shader_parser *parser,
         case VKD3D_SHADER_TARGET_GLSL:
             if ((ret = scan_with_parser(&scan_info, message_context, &scan_descriptor_info, parser)) < 0)
                 return ret;
-            if (!(glsl_generator = vkd3d_glsl_generator_create(&program->shader_version, message_context)))
-            {
-                ERR("Failed to create GLSL generator.\n");
-                vkd3d_shader_free_scan_descriptor_info1(&scan_descriptor_info);
-                return VKD3D_ERROR;
-            }
-
-            ret = vkd3d_glsl_generator_generate(glsl_generator, program, out);
-            vkd3d_glsl_generator_destroy(glsl_generator);
+            ret = glsl_compile(program, out, message_context);
             vkd3d_shader_free_scan_descriptor_info1(&scan_descriptor_info);
             break;

diff --git a/libs/vkd3d-shader/vkd3d_shader_private.h b/libs/vkd3d-shader/vkd3d_shader_private.h
index 02902900..ba018070 100644
--- a/libs/vkd3d-shader/vkd3d_shader_private.h
+++ b/libs/vkd3d-shader/vkd3d_shader_private.h
@@ -1504,13 +1504,8 @@ int shader_extract_from_dxbc(const struct vkd3d_shader_code *dxbc,
 int shader_parse_input_signature(const struct vkd3d_shader_code *dxbc,
         struct vkd3d_shader_message_context *message_context, struct shader_signature *signature);

-struct vkd3d_glsl_generator;
-
-struct vkd3d_glsl_generator *vkd3d_glsl_generator_create(const struct vkd3d_shader_version *version,
+int glsl_compile(struct vsir_program *program, struct vkd3d_shader_code *out,
         struct vkd3d_shader_message_context *message_context);
-int vkd3d_glsl_generator_generate(struct vkd3d_glsl_generator *generator,
-        struct vsir_program *program, struct vkd3d_shader_code *out);
-void vkd3d_glsl_generator_destroy(struct vkd3d_glsl_generator *generator);

#define SPIRV_MAX_SRC_COUNT 6