sdcc-3.9.0 fork implementing GNU assembler syntax

This fork aims to provide better support for stm8-binutils

1 files changed, 208 insertions, 0 deletions

diff --git a/src/SDCCdebug.c b/src/SDCCdebug.c
new file mode 100644
index 0000000..adc67d4
--- /dev/null
+++ b/src/SDCCdebug.c
@@ -0,0 +1,208 @@
+/*-------------------------------------------------------------------------
+  SDCCdebug.c - source file for debug infrastructure
+
+  Copyright (C) 2003, Lenny Story and Bernhard Held
+
+  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.
+-------------------------------------------------------------------------*/
+
+#include "common.h"
+
+extern DEBUGFILE cdbDebugFile;
+
+DEBUGFILE *debugFile = &cdbDebugFile;
+
+void
+outputDebugStackSymbols (void)
+{
+  if (getenv ("SDCC_DEBUG_VAR_STORAGE"))
+    {
+      dumpSymInfo ("XStack", xstack);
+      dumpSymInfo ("IStack", istack);
+    }
+
+  if (options.debug && debugFile)
+    {
+      symbol *sym;
+
+      if (xstack)
+        {
+          for (sym = setFirstItem (xstack->syms); sym; sym = setNextItem (xstack->syms))
+            debugFile->writeSymbol (sym);
+        }
+
+      if (istack)
+        {
+          for (sym = setFirstItem (istack->syms); sym; sym = setNextItem (istack->syms))
+            debugFile->writeSymbol(sym);
+        }
+    }
+}
+
+
+void
+outputDebugSymbols (void)
+{
+  if (getenv ("SDCC_DEBUG_VAR_STORAGE"))
+    {
+      dumpSymInfo ("Initialized", initialized);
+      dumpSymInfo ("Code", code);
+      dumpSymInfo ("Data", data);
+      dumpSymInfo ("PData", pdata);
+      dumpSymInfo ("XData", xdata);
+      dumpSymInfo ("XIData", xidata);
+      dumpSymInfo ("XInit", xinit);
+      dumpSymInfo ("IData", idata);
+      dumpSymInfo ("Bit", bit);
+      dumpSymInfo ("Statics", statsg);
+      dumpSymInfo ("SFR", sfr);
+      dumpSymInfo ("SFRBits", sfrbit);
+      dumpSymInfo ("Reg", reg);
+      dumpSymInfo ("Generic", generic);
+      dumpSymInfo ("Overlay", overlay);
+      dumpSymInfo ("EEProm", eeprom);
+      dumpSymInfo ("Home", home);
+    }
+
+  if (options.debug && debugFile)
+    {
+      symbol *sym;
+           
+      if(initialized)
+        {
+          for (sym = setFirstItem (initialized->syms); sym; sym = setNextItem (initialized->syms))
+            debugFile->writeSymbol (sym);
+        }
+
+      if (data) 
+        {
+          for (sym = setFirstItem (data->syms); sym; sym = setNextItem (data->syms))
+            debugFile->writeSymbol (sym);
+        }
+
+      if (idata)
+        {
+          for (sym = setFirstItem (idata->syms); sym; sym = setNextItem (idata->syms))
+            debugFile->writeSymbol (sym);
+        }
+
+      if (bit)
+        {
+          for (sym = setFirstItem (bit->syms); sym; sym = setNextItem (bit->syms))
+            debugFile->writeSymbol (sym);
+        }
+
+      if (pdata)
+        {
+          for (sym = setFirstItem (pdata->syms); sym; sym = setNextItem (pdata->syms))
+            debugFile->writeSymbol (sym);
+        }
+
+      if (xdata)
+        {
+          for (sym = setFirstItem (xdata->syms); sym; sym = setNextItem (xdata->syms))
+            debugFile->writeSymbol (sym);
+        }
+
+      if (port->genXINIT && xidata)
+        {
+          for (sym = setFirstItem (xidata->syms); sym; sym = setNextItem (xidata->syms))
+            debugFile->writeSymbol (sym);        
+        }
+
+      if (sfr)
+        {
+          for (sym = setFirstItem (sfr->syms); sym; sym = setNextItem (sfr->syms))
+            debugFile->writeSymbol (sym);
+        }
+
+      if (sfrbit)
+        {
+          for (sym = setFirstItem (sfrbit->syms); sym; sym = setNextItem (sfrbit->syms))
+            debugFile->writeSymbol (sym);
+        }
+
+      if (home)
+        {
+          for (sym = setFirstItem (home->syms); sym; sym = setNextItem (home->syms))
+            debugFile->writeSymbol (sym);
+        }
+
+      if (code)
+        {
+          for (sym = setFirstItem (code->syms); sym; sym = setNextItem (code->syms))
+            debugFile->writeSymbol (sym);
+        }
+
+      if (statsg)
+        {
+          for (sym = setFirstItem (statsg->syms); sym; sym = setNextItem (statsg->syms))
+            debugFile->writeSymbol (sym);
+        }
+
+      if (port->genXINIT && xinit)
+        {
+          for (sym = setFirstItem (xinit->syms); sym; sym = setNextItem (xinit->syms))
+            debugFile->writeSymbol (sym);        
+        }
+    }
+
+  return;
+}
+
+
+void
+dumpSymInfo(const char *pcName, memmap *memItem)
+{
+  symbol *sym;
+
+  if (!memItem)
+    return;
+
+  printf ("--------------------------------------------\n");
+  printf (" %s\n", pcName);
+
+  for (sym = setFirstItem (memItem->syms); sym; sym = setNextItem (memItem->syms))
+    {          
+      printf ("   %s, isReqv:%d, reqv:0x%p, onStack:%d, Stack:%d, nRegs:%d, [", 
+              sym->rname, sym->isreqv, (void*)(sym->reqv), sym->onStack, sym->stack, sym->nRegs);
+
+      if (sym->reqv)
+        {       
+          int i;
+          symbol *TempSym = OP_SYMBOL (sym->reqv);
+           
+          for (i = 0; i < 4; i++)           
+            if (TempSym->regs[i])
+              printf ("%s,", port->getRegName (TempSym->regs[i]));             
+        }
+
+      printf ("]\n");
+    }
+
+  printf ("\n");
+}
+
+
+/*------------------------------------------------------------------*/
+/* emitDebuggerSymbol - call the port specific routine to associate */
+/* the current code location with a debugger symbol                 */
+/*------------------------------------------------------------------*/
+void
+emitDebuggerSymbol (const char * debugSym)
+{
+  if (port->debugger.emitDebuggerSymbol)
+    port->debugger.emitDebuggerSymbol (debugSym);
+}