aarch64 v8 gcc cfi fix

chromium-102.0.5005.115-v8-aarch64-gcc-cfi-fix.patch

@@ -0,0 +1,26 @@
+diff -up chromium-102.0.5005.115/v8/src/execution/arm64/pointer-authentication-arm64.h.gcc-cfi-fix chromium-102.0.5005.115/v8/src/execution/arm64/pointer-authentication-arm64.h
+--- chromium-102.0.5005.115/v8/src/execution/arm64/pointer-authentication-arm64.h.gcc-cfi-fix	2022-06-14 16:34:21.710049421 -0400
++++ chromium-102.0.5005.115/v8/src/execution/arm64/pointer-authentication-arm64.h	2022-06-14 16:35:17.650427761 -0400
+@@ -47,15 +47,17 @@ V8_INLINE Address PointerAuthentication:
+ #ifdef USE_SIMULATOR
+   return Simulator::StripPAC(pc, Simulator::kInstructionPointer);
+ #else
++  // x30 == lr, but use 'x30' instead of 'lr' below, as GCC does not accept
++  // 'lr' in the clobbers list.
+   asm volatile(
+-      "  mov x16, lr\n"
+-      "  mov lr, %[pc]\n"
++      "  mov x16, x30\n"
++      "  mov x30, %[pc]\n"
+       "  xpaclri\n"
+-      "  mov %[pc], lr\n"
+-      "  mov lr, x16\n"
++      "  mov %[pc], x30\n"
++      "  mov x30, x16\n"
+       : [pc] "+r"(pc)
+       :
+-      : "x16", "lr");
++      : "x16", "x30");
+   return pc;
+ #endif
+ }

chromium.spec

@@ -288,6 +288,9 @@ Patch61:	chromium-102-swiftshader-template-instantiation.patch
 # https://github.com/stha09/chromium-patches/blob/master/chromium-102-symbolize-include.patch
 Patch62:	chromium-102-symbolize-include.patch
 
+# https://github.com/v8/v8/commit/2ed27bba6a881a152887f3ab1008e989fce617e3
+Patch63:	chromium-102.0.5005.115-v8-aarch64-gcc-cfi-fix.patch
+
 # Extra CXXFLAGS for aarch64
 Patch64:	chromium-91.0.4472.77-aarch64-cxxflags-addition.patch
 # Fix issue where closure_compiler thinks java is only allowed in android builds
@@ -1005,6 +1008,7 @@ udev.
 %patch60 -p1 -b .regex_pattern-array
 %patch61 -p1 -b .swiftshader-template-instantiation
 %patch62 -p1 -b .symbolize-include
+%patch63 -p1 -b .gcc-cfi-fix
 %patch64 -p1 -b .aarch64-cxxflags-addition
 %patch65 -p1 -b .java-only-allowed
 %patch67 -p1 -b .remoting-cstring