fix fable freeze

target/i386/helper.h

@@ -101,7 +101,7 @@ DEF_HELPER_FLAGS_3(write_crN, TCG_CALL_NO_RWG, void, env, int, tl)
 #endif /* !CONFIG_USER_ONLY */
 
 /* x86 FPU */
-#if defined(XBOX) && (defined(__x86_64__) || defined(__aarch64__))
+#if defined(XBOX) && defined(__x86_64__)
 #define HS_DEF_HELPER_1(name, ret, t1) \
 	DEF_HELPER_1(name ## __soft, ret, t1) \
 	DEF_HELPER_1(name ## __hard, ret, t1)

target/i386/tcg/fpu_helper.c

@@ -460,7 +460,15 @@ floatx80 int32_to_floatx80__hard(int32_t a, float_status *status)
 #endif /* USE_HARD_FPU */
 #endif /* XBOX && __x86_64__ */
 
-#if defined(XBOX) && (defined(__x86_64__) || defined(__aarch64__))
+#ifndef FPU_HELPER_COUNT
+#define FPU_HELPER_COUNT() ((void)0)
+#endif
+
+#ifndef MAP_HELPER_SOFT_HARD
+#define MAP_HELPER_SOFT_HARD(func) helper_ ## func ## __soft
+#endif
+
+#if defined(XBOX) && defined(__x86_64__)
 #ifdef USE_HARD_FPU
 #define MAP_HELPER_SOFT_HARD(func) helper_ ## func ## __hard
 extern int g_fpu_helper_calls;

target/i386/tcg/fpu_helper_hard.c

@@ -1,4 +1,10 @@
-#if defined(XBOX) && (defined(__x86_64__) || defined(__aarch64__))
+/*
+ * On AArch64, the hard FPU helper path currently uses native double
+ * precision and does not correctly emulate x87 extended-precision
+ * compare/equality semantics. Disable the hard-FPU variant there to
+ * avoid equality bugs in games like Fable: The Lost Chapters on Android.
+ */
+#if defined(XBOX) && defined(__x86_64__)
 #define USE_HARD_FPU 1
 #include "fpu_helper.c"
 #endif

target/i386/tcg/translate.c

@@ -53,7 +53,7 @@ struct FPUProfileCounters g_fpu_profile;
 int g_fpu_helper_calls;
 #endif
 
-#if defined(XBOX) && (defined(__x86_64__) || defined(__aarch64__))
+#if defined(XBOX) && defined(__x86_64__)
 #include "ui/xemu-settings.h"
 #define MAP_GEN_HELPER_SOFT_HARD(name) \
     (g_use_fp_jit ? gen_helper_##name##__hard : gen_helper_##name##__soft)
@@ -4393,7 +4393,7 @@ void tcg_x86_init(void)
     fpstt = tcg_global_mem_new_i32(tcg_env,
                                    offsetof(CPUX86State, fpstt), "fpstt");
 
-#if defined(XBOX) && (defined(__x86_64__) || defined(__aarch64__))
+#if defined(XBOX) && defined(__x86_64__)
     g_use_fp_jit = g_config.perf.fp_jit;
 #endif
 }