From 659245acc7dcc28e345b8dfa50571102f4f07728 Mon Sep 17 00:00:00 2001 From: sfan5 Date: Wed, 8 Apr 2020 20:14:08 +0200 Subject: Work around LuaJIT issues on aarch64 (#9614) - Move the text segment below the 47-bit limit, needed for script_exception_wrapper which must be lightuserdata - Replace CUSTOM_RIDX_SCRIPTAPI with full userdata --- src/script/common/c_internal.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'src/script/common/c_internal.h') diff --git a/src/script/common/c_internal.h b/src/script/common/c_internal.h index d8cf3fe76..747400769 100644 --- a/src/script/common/c_internal.h +++ b/src/script/common/c_internal.h @@ -54,6 +54,15 @@ extern "C" { #define CUSTOM_RIDX_CURRENT_MOD_NAME (CUSTOM_RIDX_BASE + 2) #define CUSTOM_RIDX_BACKTRACE (CUSTOM_RIDX_BASE + 3) +// Determine if CUSTOM_RIDX_SCRIPTAPI will hold a light or full userdata +#if defined(__aarch64__) && USE_LUAJIT +/* LuaJIT has a 47-bit limit for lightuserdata on this platform and we cannot + * assume that the ScriptApi class was allocated at a fitting address. */ +#define INDIRECT_SCRIPTAPI_RIDX 1 +#else +#define INDIRECT_SCRIPTAPI_RIDX 0 +#endif + // Pushes the error handler onto the stack and returns its index #define PUSH_ERROR_HANDLER(L) \ (lua_rawgeti((L), LUA_REGISTRYINDEX, CUSTOM_RIDX_BACKTRACE), lua_gettop((L))) -- cgit v1.2.3