[gcc r11-6231] rtl-ssa: Include memmodel.h before tm_p.h

[Rainer Orth <ro@gcc.gnu.org>]

https://gcc.gnu.org/g:d592ee3ada825fe8c022e1d5fa30562b17fc3221

commit r11-6231-gd592ee3ada825fe8c022e1d5fa30562b17fc3221
Author: Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Date:   Thu Dec 17 15:31:06 2020 +0100

    rtl-ssa: Include memmodel.h before tm_p.h
    
    The RTL SSA merge broke SPARC bootstrap:
    
    In file included from ./tm_p.h:4,
                     from /vol/gcc/src/hg/master/local/gcc/rtl-ssa.h:54,
                     from /vol/gcc/src/hg/master/local/gcc/fwprop.c:29:
    /vol/gcc/src/hg/master/local/gcc/config/sparc/sparc-protos.h:45:47: error: use of enum 'memmodel' without previous declaration
     extern void sparc_emit_membar_for_model (enum memmodel, int, int);
                                                   ^~~~~~~~
    
    and similarly in rtl-ssa/functions.cc, rtl-ssa/changes.cc, and
    rtl-ssa/insns.cc.
    
    Fixed by moving the memmove.h include in rtl-ssa.h before tm_p.h.
    
    Tested on sparc-sun-solaris2.11 and i386-pc-solaris2.11.
    
    
    2020-12-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
    
            gcc:
            * rtl-ssa.h: Include memmodel.h before tm_p.h.

Diff:
---
 gcc/rtl-ssa.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/rtl-ssa.h b/gcc/rtl-ssa.h
index 60cdad03dc0..edb09a7a1dc 100644
--- a/gcc/rtl-ssa.h
+++ b/gcc/rtl-ssa.h
@@ -51,8 +51,8 @@
 #include "rtlanal.h"
 
 // Provides the global crtl->ssa.
-#include "tm_p.h"
 #include "memmodel.h"
+#include "tm_p.h"
 #include "emit-rtl.h"
 
 // The rtl-ssa files themselves.