tcg: Invert the inclusion of helper.h

Rather than include helper.h with N values of GEN_HELPER, include a
secondary file that sets up the macros to include helper.h.  This
minimizes the files that must be rebuilt when changing the macros
for file N.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>

1 files changed, 3 insertions, 4 deletions

diff --git a/tcg/tcg.c b/tcg/tcg.c
index ea8aa70c16..3100d57896 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -307,16 +307,15 @@ void tcg_pool_reset(TCGContext *s)
     s->pool_current = NULL;
 }
 
-#include "helper.h"
-
 typedef struct TCGHelperInfo {
     void *func;
     const char *name;
 } TCGHelperInfo;
 
+#include "exec/helper-proto.h"
+
 static const TCGHelperInfo all_helpers[] = {
-#define GEN_HELPER 2
-#include "helper.h"
+#include "exec/helper-tcg.h"
 
     /* Include tcg-runtime.c functions.  */
     { tcg_helper_div_i32, "div_i32" },