metal: Set UseTintIR toggle from WebGPUUseTintIR

Use the platform feature to set the default value of the UseTintIR toggle in the Metal backend, in preparation for the Finch trial. Bug: 42251016 Change-Id: I8d7f2437065851759c3e93dac0bd3b1d5b816519 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/204714 Reviewed-by: Corentin Wallez <[email protected]> Commit-Queue: James Price <[email protected]>
google · Sep 2, 2024 · 5c2720d · 5c2720d
1 parent fdfa973
commit 5c2720d
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/dawn/native/metal/PhysicalDeviceMTL.mm b/src/dawn/native/metal/PhysicalDeviceMTL.mm
@@ -39,6 +39,7 @@
 #include "dawn/native/metal/BufferMTL.h"
 #include "dawn/native/metal/DeviceMTL.h"
 #include "dawn/native/metal/UtilsMetal.h"
+#include "dawn/platform/DawnPlatform.h"
 
 #if DAWN_PLATFORM_IS(MACOS)
 #import <IOKit/IOKitLib.h>
@@ -500,6 +501,10 @@ bool IsGPUCounterSupported(id<MTLDevice> device,
                                gpu_info::IsIrisPlus655(deviceId));
     }
 
+    // Use the Tint IR backend by default if the corresponding platform feature is enabled.
+    deviceToggles->Default(Toggle::UseTintIR,
+                           platform->IsFeatureEnabled(platform::Features::kWebGPUUseTintIR));
+
 #if DAWN_PLATFORM_IS(MACOS)
     if (gpu_info::IsIntel(vendorId)) {
         deviceToggles->Default(