[PATCH vkd3d 1/5] vkd3d-shader: Fail shader compilation if any descriptor bindings are missing.

Henri Verbeet hverbeet at codeweavers.com
Tue Aug 4 05:13:29 CDT 2020


Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
---
 libs/vkd3d-shader/spirv.c                | 30 ++++++++++++++++++-
 libs/vkd3d-shader/vkd3d_shader_main.c    | 51 ++++++++++++++++++--------------
 libs/vkd3d-shader/vkd3d_shader_private.h |  7 ++++-
 3 files changed, 64 insertions(+), 24 deletions(-)

diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c
index 86ee263..6341370 100644
--- a/libs/vkd3d-shader/spirv.c
+++ b/libs/vkd3d-shader/spirv.c
@@ -2043,6 +2043,9 @@ struct vkd3d_dxbc_compiler
 {
     struct vkd3d_spirv_builder spirv_builder;
 
+    struct vkd3d_shader_message_context *message_context;
+    bool failed;
+
     bool strip_debug;
 
     struct rb_tree symbol_table;
@@ -2113,7 +2116,8 @@ static const char *vkd3d_dxbc_compiler_get_entry_point_name(const struct vkd3d_d
 
 struct vkd3d_dxbc_compiler *vkd3d_dxbc_compiler_create(const struct vkd3d_shader_version *shader_version,
         const struct vkd3d_shader_desc *shader_desc, const struct vkd3d_shader_compile_info *compile_info,
-        const struct vkd3d_shader_scan_descriptor_info *scan_descriptor_info)
+        const struct vkd3d_shader_scan_descriptor_info *scan_descriptor_info,
+        struct vkd3d_shader_message_context *message_context)
 {
     const struct vkd3d_shader_signature *patch_constant_signature = &shader_desc->patch_constant_signature;
     const struct vkd3d_shader_signature *output_signature = &shader_desc->output_signature;
@@ -2127,6 +2131,7 @@ struct vkd3d_dxbc_compiler *vkd3d_dxbc_compiler_create(const struct vkd3d_shader
         return NULL;
 
     memset(compiler, 0, sizeof(*compiler));
+    compiler->message_context = message_context;
 
     if ((target_info = vkd3d_find_struct(compile_info->next, SPIRV_TARGET_INFO)))
     {
@@ -2304,6 +2309,17 @@ static bool vkd3d_dxbc_compiler_has_combined_sampler(const struct vkd3d_dxbc_com
     return false;
 }
 
+static void VKD3D_PRINTF_FUNC(3, 4) vkd3d_dxbc_compiler_error(struct vkd3d_dxbc_compiler *compiler,
+        enum vkd3d_shader_error error, const char *format, ...)
+{
+    va_list args;
+
+    va_start(args, format);
+    vkd3d_shader_verror(compiler->message_context, error, format, args);
+    va_end(args);
+    compiler->failed = true;
+}
+
 static struct vkd3d_shader_descriptor_binding vkd3d_dxbc_compiler_get_descriptor_binding(
         struct vkd3d_dxbc_compiler *compiler, const struct vkd3d_shader_register *reg, unsigned int register_space,
         unsigned int reg_idx, enum vkd3d_shader_resource_type resource_type, bool is_uav_counter)
@@ -2346,7 +2362,11 @@ static struct vkd3d_shader_descriptor_binding vkd3d_dxbc_compiler_get_descriptor
                 return current->binding;
         }
         if (shader_interface->uav_counter_count)
+        {
             FIXME("Could not find descriptor binding for UAV counter %u, space %u.\n", reg_idx, register_space);
+            vkd3d_dxbc_compiler_error(compiler, VKD3D_SHADER_ERROR_SPV_DESCRIPTOR_BINDING_NOT_FOUND,
+                    "Could not find descriptor binding for UAV counter %u, space %u.", reg_idx, register_space);
+        }
     }
     else if (descriptor_type != VKD3D_SHADER_DESCRIPTOR_TYPE_UNKNOWN)
     {
@@ -2365,8 +2385,13 @@ static struct vkd3d_shader_descriptor_binding vkd3d_dxbc_compiler_get_descriptor
                 return current->binding;
         }
         if (shader_interface->binding_count)
+        {
             FIXME("Could not find binding for type %#x, space %u, register %u, shader type %#x.\n",
                     descriptor_type, register_space, reg_idx, compiler->shader_type);
+            vkd3d_dxbc_compiler_error(compiler, VKD3D_SHADER_ERROR_SPV_DESCRIPTOR_BINDING_NOT_FOUND,
+                    "Could not find descriptor binding for type %#x, space %u, register %u, shader type %#x.",
+                    descriptor_type, register_space, reg_idx, compiler->shader_type);
+        }
     }
 
     binding.set = 0;
@@ -8797,6 +8822,9 @@ int vkd3d_dxbc_compiler_generate_spirv(struct vkd3d_dxbc_compiler *compiler,
         vkd3d_spirv_validate(spirv, environment);
     }
 
+    if (compiler->failed)
+        return VKD3D_ERROR_INVALID_SHADER;
+
     return VKD3D_OK;
 }
 
diff --git a/libs/vkd3d-shader/vkd3d_shader_main.c b/libs/vkd3d-shader/vkd3d_shader_main.c
index 0785c14..cfac8e2 100644
--- a/libs/vkd3d-shader/vkd3d_shader_main.c
+++ b/libs/vkd3d-shader/vkd3d_shader_main.c
@@ -149,11 +149,9 @@ char *vkd3d_shader_message_context_copy_messages(struct vkd3d_shader_message_con
     return messages;
 }
 
-void vkd3d_shader_error(struct vkd3d_shader_message_context *context,
-        enum vkd3d_shader_error error, const char *format, ...)
+void vkd3d_shader_verror(struct vkd3d_shader_message_context *context,
+        enum vkd3d_shader_error error, const char *format, va_list args)
 {
-    va_list args;
-
     if (context->log_level < VKD3D_SHADER_LOG_ERROR)
         return;
 
@@ -162,12 +160,20 @@ void vkd3d_shader_error(struct vkd3d_shader_message_context *context,
                 context->source_name, context->line, context->column, error);
     else
         vkd3d_string_buffer_printf(&context->messages, "%s: E%04u: ", context->source_name, error);
-    va_start(args, format);
     vkd3d_string_buffer_vprintf(&context->messages, format, args);
-    va_end(args);
     vkd3d_string_buffer_printf(&context->messages, "\n");
 }
 
+void vkd3d_shader_error(struct vkd3d_shader_message_context *context,
+        enum vkd3d_shader_error error, const char *format, ...)
+{
+    va_list args;
+
+    va_start(args, format);
+    vkd3d_shader_verror(context, error, format, args);
+    va_end(args);
+}
+
 static void vkd3d_shader_dump_blob(const char *path, const char *prefix, const void *data, size_t size)
 {
     static int shader_id = 0;
@@ -306,35 +312,30 @@ int vkd3d_shader_compile(const struct vkd3d_shader_compile_info *compile_info,
 
     if ((ret = vkd3d_shader_scan(&scan_info, messages)) < 0)
         return ret;
-
-    if (!vkd3d_shader_message_context_init(&message_context, compile_info->log_level, compile_info->source_name))
-        return VKD3D_ERROR;
-    ret = vkd3d_shader_parser_init(&parser, &compile_info->source, &message_context);
-    vkd3d_shader_message_context_trace_messages(&message_context);
     if (messages)
     {
         vkd3d_shader_free_messages(*messages);
-        if (!(*messages = vkd3d_shader_message_context_copy_messages(&message_context)))
-            ret = VKD3D_ERROR_OUT_OF_MEMORY;
-    }
-    vkd3d_shader_message_context_cleanup(&message_context);
-    if (ret < 0)
-    {
-        vkd3d_shader_free_scan_descriptor_info(&scan_descriptor_info);
-        return ret;
+        *messages = NULL;
     }
 
+    if (!vkd3d_shader_message_context_init(&message_context, compile_info->log_level, compile_info->source_name))
+        return VKD3D_ERROR;
+    if ((ret = vkd3d_shader_parser_init(&parser, &compile_info->source, &message_context)) < 0)
+        goto done;
+
     vkd3d_shader_dump_shader(parser.shader_version.type, &compile_info->source);
 
     if (!(spirv_compiler = vkd3d_dxbc_compiler_create(&parser.shader_version,
-            &parser.shader_desc, compile_info, &scan_descriptor_info)))
+            &parser.shader_desc, compile_info, &scan_descriptor_info, &message_context)))
     {
         ERR("Failed to create DXBC compiler.\n");
         vkd3d_shader_parser_destroy(&parser);
-        vkd3d_shader_free_scan_descriptor_info(&scan_descriptor_info);
-        return VKD3D_ERROR;
+        ret = VKD3D_ERROR;
+        goto done;
     }
 
+    message_context.line = 2; /* Line 1 is the version token. */
+    message_context.column = 1;
     while (!shader_sm4_is_end(parser.data, &parser.ptr))
     {
         shader_sm4_read_instruction(parser.data, &parser.ptr, &instruction);
@@ -348,6 +349,7 @@ int vkd3d_shader_compile(const struct vkd3d_shader_compile_info *compile_info,
 
         if ((ret = vkd3d_dxbc_compiler_handle_instruction(spirv_compiler, &instruction)) < 0)
             break;
+        ++message_context.line;
     }
 
     if (ret >= 0)
@@ -355,6 +357,11 @@ int vkd3d_shader_compile(const struct vkd3d_shader_compile_info *compile_info,
 
     vkd3d_dxbc_compiler_destroy(spirv_compiler);
     vkd3d_shader_parser_destroy(&parser);
+done:
+    vkd3d_shader_message_context_trace_messages(&message_context);
+    if (messages && !(*messages = vkd3d_shader_message_context_copy_messages(&message_context)))
+        ret = VKD3D_ERROR_OUT_OF_MEMORY;
+    vkd3d_shader_message_context_cleanup(&message_context);
     vkd3d_shader_free_scan_descriptor_info(&scan_descriptor_info);
     return ret;
 }
diff --git a/libs/vkd3d-shader/vkd3d_shader_private.h b/libs/vkd3d-shader/vkd3d_shader_private.h
index d728fdc..16df8a5 100644
--- a/libs/vkd3d-shader/vkd3d_shader_private.h
+++ b/libs/vkd3d-shader/vkd3d_shader_private.h
@@ -70,6 +70,8 @@ enum vkd3d_shader_error
 
     VKD3D_SHADER_ERROR_TPF_MISMATCHED_CF                = 1000,
 
+    VKD3D_SHADER_ERROR_SPV_DESCRIPTOR_BINDING_NOT_FOUND = 2000,
+
     VKD3D_SHADER_ERROR_RS_OUT_OF_MEMORY                 = 3000,
     VKD3D_SHADER_ERROR_RS_INVALID_VERSION               = 3001,
     VKD3D_SHADER_ERROR_RS_INVALID_ROOT_PARAMETER_TYPE   = 3002,
@@ -846,6 +848,8 @@ void vkd3d_shader_message_context_trace_messages_(const struct vkd3d_shader_mess
         vkd3d_shader_message_context_trace_messages_(context, __FUNCTION__)
 void vkd3d_shader_error(struct vkd3d_shader_message_context *context, enum vkd3d_shader_error error,
         const char *format, ...) VKD3D_PRINTF_FUNC(3, 4) DECLSPEC_HIDDEN;
+void vkd3d_shader_verror(struct vkd3d_shader_message_context *context,
+        enum vkd3d_shader_error error, const char *format, va_list args) DECLSPEC_HIDDEN;
 
 int shader_extract_from_dxbc(const void *dxbc, size_t dxbc_length,
         struct vkd3d_shader_message_context *message_context, struct vkd3d_shader_desc *desc) DECLSPEC_HIDDEN;
@@ -858,7 +862,8 @@ struct vkd3d_dxbc_compiler;
 
 struct vkd3d_dxbc_compiler *vkd3d_dxbc_compiler_create(const struct vkd3d_shader_version *shader_version,
         const struct vkd3d_shader_desc *shader_desc, const struct vkd3d_shader_compile_info *compile_info,
-        const struct vkd3d_shader_scan_descriptor_info *scan_descriptor_info) DECLSPEC_HIDDEN;
+        const struct vkd3d_shader_scan_descriptor_info *scan_descriptor_info,
+        struct vkd3d_shader_message_context *message_context) DECLSPEC_HIDDEN;
 int vkd3d_dxbc_compiler_handle_instruction(struct vkd3d_dxbc_compiler *compiler,
         const struct vkd3d_shader_instruction *instruction) DECLSPEC_HIDDEN;
 int vkd3d_dxbc_compiler_generate_spirv(struct vkd3d_dxbc_compiler *compiler,
-- 
2.11.0




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