From 268a53de823a6750d6256ee1fb1e7707b4b45740 Mon Sep 17 00:00:00 2001 From: Xavier ASUS Date: Fri, 18 Oct 2019 00:31:54 +0200 Subject: sdcc-3.9.0 fork implementing GNU assembler syntax This fork aims to provide better support for stm8-binutils --- src/SDCCloop.h | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 src/SDCCloop.h (limited to 'src/SDCCloop.h') diff --git a/src/SDCCloop.h b/src/SDCCloop.h new file mode 100644 index 0000000..34566f2 --- /dev/null +++ b/src/SDCCloop.h @@ -0,0 +1,57 @@ +/*------------------------------------------------------------------------- + + SDCCloop.h - header file for loop detection & optimizations + + Written By - Sandeep Dutta . sandeep.dutta@usa.net (1998) + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2, or (at your option) any + later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + In other words, you are welcome to use, share and improve this program. + You are forbidden to forbid anyone else to use, share and improve + what you give them. Help stamp out software-hoarding! +-------------------------------------------------------------------------*/ +#include "SDCCBBlock.h" +#include "SDCCcse.h" + +#ifndef SDCCLOOP_H +#define SDCCLOOP_H 1 + +typedef struct region + { + + unsigned int merged:1; + unsigned int visited:1; + eBBlock *entry; /* entry Block */ + int containsLoops; /* contains other loops */ + set *regBlocks; /* set of all blocks */ + set *exits; /* set of exits */ + } +region; + +typedef struct induction + { + + operand *sym; + operand *asym; + unsigned int op; + long cval; + iCode *ic; + } +induction; + +int loopOptimizations (hTab *, ebbIndex *); +hTab *createLoopRegions (ebbIndex *); + +#endif -- cgit v1.2.3