Moved the offending SoftFloat-related stuff to x87_sf.h, fixes warnings.

src/codegen/codegen_ops.c

@@ -12,6 +12,7 @@
 #include "x86_flags.h"
 #include "x86seg_common.h"
 #include "x86seg.h"
+#include "x87_sf.h"
 #include "x87.h"
 #include "386_common.h"
 #include "cpu.h"

src/codegen/codegen_x86-64.c

@@ -13,6 +13,7 @@
 #    include "x86_ops.h"
 #    include "x86seg_common.h"
 #    include "x86seg.h"
+#    include "x87_sf.h"
 #    include "x87.h"
 #    include <86box/mem.h>
 #    include <86box/plat_unused.h>

src/codegen/codegen_x86.c

@@ -51,6 +51,7 @@
 #    include "x86_ops.h"
 #    include "x86seg_common.h"
 #    include "x86seg.h"
+#    include "x87_sf.h"
 #    include "x87.h"
 /*ex*/
 #    include <86box/nmi.h>