implementing imulextend and umulextend

src/vulkan/VulkanAllocator.zig

@@ -62,7 +62,10 @@ fn alloc(context: *anyopaque, len: usize, alignment: Alignment, ret_addr: usize)
 
     if (self.callbacks) |callbacks| {
         if (callbacks.pfn_allocation) |pfn_allocation| {
-            return @ptrCast(pfn_allocation(self.callbacks.?.p_user_data, len, alignment.toByteUnits(), self.scope));
+            const ptr: ?[*]u8 = @ptrCast(pfn_allocation(self.callbacks.?.p_user_data, len, alignment.toByteUnits(), self.scope));
+            //std.debug.print("test {*}\n", .{ptr});
+            //std.debug.dumpCurrentStackTrace(.{});
+            return ptr;
         }
     }
 

src/vulkan/error_set.zig

@@ -1,5 +1,6 @@
 const std = @import("std");
 const vk = @import("vulkan");
+const lib = @import("lib.zig");
 
 pub const VkError = error{
     NotReady,
@@ -58,10 +59,20 @@ pub const VkError = error{
 
 pub inline fn errorLogger(err: VkError) void {
     std.log.scoped(.errorLogger).err("Error logger catched a '{s}'", .{@errorName(err)});
+    if (comptime lib.config.logs == .verbose) {
+        if (@errorReturnTrace()) |trace| {
+            std.debug.dumpErrorReturnTrace(trace);
+        }
+    }
 }
 
 pub inline fn errorLoggerContext(err: VkError, context: []const u8) void {
     std.log.scoped(.errorLogger).err("Error logger catched a '{s}' in {s}", .{ @errorName(err), context });
+    if (comptime lib.config.logs == .verbose) {
+        if (@errorReturnTrace()) |trace| {
+            std.debug.dumpErrorReturnTrace(trace);
+        }
+    }
 }
 
 pub inline fn toVkResult(err: VkError) vk.Result {

src/vulkan/logger.zig

@@ -14,14 +14,14 @@ comptime {
 var mutex: std.Io.Mutex = .init;
 
 pub inline fn fixme(comptime format: []const u8, args: anytype) void {
-    if (comptime !lib.config.logs) {
+    if (comptime lib.config.logs == .none) {
         return;
     }
     std.log.scoped(.FIXME).warn("FIXME: " ++ format, args);
 }
 
 pub fn log(comptime level: std.log.Level, comptime scope: @EnumLiteral(), comptime format: []const u8, args: anytype) void {
-    if (comptime !lib.config.logs) {
+    if (comptime lib.config.logs == .none) {
         return;
     }