diff --git a/lightening.h b/lightening.h
index c3163486e..c36d73cb3 100644
--- a/lightening.h
+++ b/lightening.h
@@ -65,6 +65,20 @@ jit_same_fprs (jit_fpr_t a, jit_fpr_t b)
   return jit_fpr_regno (a) == jit_fpr_regno (b);
 }
 
+#if defined(__i386__) || defined(__x86_64__)
+#  include "lightening/x86.h"
+#elif defined(__mips__)
+#  include "lightening/mips.h"
+#elif defined(__arm__)
+#  include "lightening/arm.h"
+#elif defined(__ppc__) || defined(__powerpc__)
+#  include "lightening/ppc.h"
+#elif defined(__aarch64__)
+#  include "lightening/aarch64.h"
+#elif defined(__s390__) || defined(__s390x__)
+#  include "lightening/s390.h"
+#endif
+
 enum jit_reloc_kind
 {
   JIT_RELOC_ABSOLUTE,
@@ -87,20 +101,6 @@ typedef struct jit_reloc
 #  define JIT_API		extern
 #endif
 
-#if defined(__i386__) || defined(__x86_64__)
-#  include "lightening/x86.h"
-#elif defined(__mips__)
-#  include "lightening/mips.h"
-#elif defined(__arm__)
-#  include "lightening/arm.h"
-#elif defined(__ppc__) || defined(__powerpc__)
-#  include "lightening/ppc.h"
-#elif defined(__aarch64__)
-#  include "lightening/aarch64.h"
-#elif defined(__s390__) || defined(__s390x__)
-#  include "lightening/s390.h"
-#endif
-
 typedef struct jit_state	jit_state_t;
 
 enum jit_operand_abi
diff --git a/lightening/lightening.c b/lightening/lightening.c
index 719423857..49ab5abec 100644
--- a/lightening/lightening.c
+++ b/lightening/lightening.c
@@ -76,6 +76,8 @@ static void jit_try_shorten(jit_state_t *_jit, jit_reloc_t reloc,
 
 struct abi_arg_iterator;
 
+static jit_bool_t is_fpr_arg(enum jit_operand_abi arg);
+static jit_bool_t is_gpr_arg(enum jit_operand_abi arg);
 static void reset_abi_arg_iterator(struct abi_arg_iterator *iter, size_t argc,
                                    const jit_operand_t *args);
 static void next_abi_arg(struct abi_arg_iterator *iter,
@@ -437,6 +439,35 @@ jit_patch_there(jit_state_t* _jit, jit_reloc_t reloc, jit_pointer_t addr)
 FOR_EACH_INSTRUCTION(IMPL_INSTRUCTION)
 #undef IMPL_INSTRUCTION
 
+static jit_bool_t
+is_fpr_arg(enum jit_operand_abi arg)
+{
+  switch (arg)
+    {
+    case JIT_OPERAND_ABI_UINT8:
+    case JIT_OPERAND_ABI_INT8:
+    case JIT_OPERAND_ABI_UINT16:
+    case JIT_OPERAND_ABI_INT16:
+    case JIT_OPERAND_ABI_UINT32:
+    case JIT_OPERAND_ABI_INT32:
+    case JIT_OPERAND_ABI_UINT64:
+    case JIT_OPERAND_ABI_INT64:
+    case JIT_OPERAND_ABI_POINTER:
+      return 0;
+    case JIT_OPERAND_ABI_FLOAT:
+    case JIT_OPERAND_ABI_DOUBLE:
+      return 1;
+    default:
+      abort();
+    }
+}
+
+static jit_bool_t
+is_gpr_arg(enum jit_operand_abi arg)
+{
+  return !is_fpr_arg(arg);
+}
+
 static void
 abi_imm_to_gpr(jit_state_t *_jit, enum jit_operand_abi abi, jit_gpr_t dst,
                intptr_t imm)
diff --git a/lightening/x86.c b/lightening/x86.c
index a79d602aa..e1665bb88 100644
--- a/lightening/x86.c
+++ b/lightening/x86.c
@@ -216,35 +216,6 @@ jit_init(jit_state_t *_jit)
   return jit_cpu.sse2;
 }
 
-static jit_bool_t
-is_fpr_arg(enum jit_operand_abi arg)
-{
-  switch (arg)
-    {
-    case JIT_OPERAND_ABI_UINT8:
-    case JIT_OPERAND_ABI_INT8:
-    case JIT_OPERAND_ABI_UINT16:
-    case JIT_OPERAND_ABI_INT16:
-    case JIT_OPERAND_ABI_UINT32:
-    case JIT_OPERAND_ABI_INT32:
-    case JIT_OPERAND_ABI_UINT64:
-    case JIT_OPERAND_ABI_INT64:
-    case JIT_OPERAND_ABI_POINTER:
-      return 0;
-    case JIT_OPERAND_ABI_FLOAT:
-    case JIT_OPERAND_ABI_DOUBLE:
-      return 1;
-    default:
-      abort();
-    }
-}
-
-static jit_bool_t
-is_gpr_arg(enum jit_operand_abi arg)
-{
-  return !is_fpr_arg(arg);
-}
-
 static const jit_gpr_t abi_gpr_args[] = {
 #if __X32
   /* No GPRs in args.  */