target-alpha: Initialize fpcr

Linux, at least, disables exceptions by default.
Signed-off-by: NRichard Henderson <rth@twiddle.net>
Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>

target-alpha/translate.c

@@ -2748,6 +2748,8 @@ CPUAlphaState * cpu_alpha_init (const char *cpu_model)
     env->ps = 0x1F00;
 #if defined (CONFIG_USER_ONLY)
     env->ps |= 1 << 3;
+    cpu_alpha_store_fpcr(env, (FPCR_INVD | FPCR_DZED | FPCR_OVFD
+                               | FPCR_UNFD | FPCR_INED | FPCR_DNOD));
 #endif
     pal_init(env);
     /* Initialize IPR */