aarch64 support

Summary: Enable aarch64 for the CinderX JIT by letting it pass through the initial architecture check.

Reviewed By: jbower-fb, DinoV

Differential Revision: D86123384

fbshipit-source-id: 0e2aedb36fd2658195393b92c00107d43e526a81

Author: kddnewton

cinderx/Jit/codegen/arch/detection.h

@@ -2,6 +2,9 @@
 
 #pragma once
 
+// This macro is a marker for places that need platform-specific code.
+#define CINDER_UNSUPPORTED
+
 #if defined(__x86_64__)
 
 #define CINDER_X86_64
@@ -10,14 +13,8 @@
 
 #define CINDER_AARCH64
 
-// This is here until we have aarch64 support everywhere.
-#define CINDER_UNSUPPORTED
-
 #else
 
 #define CINDER_UNKNOWN
 
-// This macro is a marker for places that need platform-specific code.
-#define CINDER_UNSUPPORTED
-
 #endif

cinderx/Jit/pyjit.cpp

@@ -3449,10 +3449,10 @@ int initialize() {
   }
 
   // Do this check after config is initialized, so we can use JIT_DLOG().
-#ifndef __x86_64__
+#if !defined(__x86_64__) && !defined(__aarch64__)
   JIT_DLOG(
-      "JIT only supported x86-64 platforms, detected current architecture as "
-      "'{}'. Disabling the JIT.",
+      "JIT only supported x86-64 or aarch64 platforms, detected current "
+      "architecture as '{}'. Disabling the JIT.",
       getCpuArchName());
   return 0;
 #endif

cinderx/TestScripts/3.12-opt-arm64-failures.txt

@@ -1,3 +1,12 @@
+test_cinderx.test_cinderjit
+test_cinderx.test_compiler.test_static.compile
+test_cinderx.test_compiler.test_static.elide_type_checks
+test_cinderx.test_jit_async_generators
+test_cinderx.test_jit_disable
+test_cinderx.test_jit_frame
+test_cinderx.test_jit_perf_map
+test_cinderx.test_jit_preload
+test_cinderx.test_python312_bytecodes
 test.test_ctypes
 test.test_faulthandler
 test.test_posix