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-rw-r--r--linux-user/qemu.h40
1 files changed, 38 insertions, 2 deletions
diff --git a/linux-user/qemu.h b/linux-user/qemu.h
index 5c964389c1..a69a0bd347 100644
--- a/linux-user/qemu.h
+++ b/linux-user/qemu.h
@@ -400,10 +400,10 @@ extern long safe_syscall_base(int *pending, long number, ...);
 int host_to_target_waitstatus(int status);
 
 /* strace.c */
-void print_syscall(int num,
+void print_syscall(void *cpu_env, int num,
                    abi_long arg1, abi_long arg2, abi_long arg3,
                    abi_long arg4, abi_long arg5, abi_long arg6);
-void print_syscall_ret(int num, abi_long ret,
+void print_syscall_ret(void *cpu_env, int num, abi_long ret,
                        abi_long arg1, abi_long arg2, abi_long arg3,
                        abi_long arg4, abi_long arg5, abi_long arg6);
 /**
@@ -706,6 +706,42 @@ static inline uint64_t target_offset64(uint64_t word0, uint64_t word1)
 }
 #endif /* TARGET_ABI_BITS != 32 */
 
+void print_termios(void *arg);
+
+/* ARM EABI and MIPS expect 64bit types aligned even on pairs or registers */
+#ifdef TARGET_ARM
+static inline int regpairs_aligned(void *cpu_env, int num)
+{
+    return ((((CPUARMState *)cpu_env)->eabi) == 1) ;
+}
+#elif defined(TARGET_MIPS) && (TARGET_ABI_BITS == 32)
+static inline int regpairs_aligned(void *cpu_env, int num) { return 1; }
+#elif defined(TARGET_PPC) && !defined(TARGET_PPC64)
+/*
+ * SysV AVI for PPC32 expects 64bit parameters to be passed on odd/even pairs
+ * of registers which translates to the same as ARM/MIPS, because we start with
+ * r3 as arg1
+ */
+static inline int regpairs_aligned(void *cpu_env, int num) { return 1; }
+#elif defined(TARGET_SH4)
+/* SH4 doesn't align register pairs, except for p{read,write}64 */
+static inline int regpairs_aligned(void *cpu_env, int num)
+{
+    switch (num) {
+    case TARGET_NR_pread64:
+    case TARGET_NR_pwrite64:
+        return 1;
+
+    default:
+        return 0;
+    }
+}
+#elif defined(TARGET_XTENSA)
+static inline int regpairs_aligned(void *cpu_env, int num) { return 1; }
+#else
+static inline int regpairs_aligned(void *cpu_env, int num) { return 0; }
+#endif
+
 /**
  * preexit_cleanup: housekeeping before the guest exits
  *