From 7a31dae61cabad2e6e237948b7b88e4d795dbb1a Mon Sep 17 00:00:00 2001
From: biouman <>
Date: Mon, 16 Apr 2001 19:25:40 +0000
Subject: *** empty log message ***

---
 lib/simulator.c | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 60 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/simulator.c b/lib/simulator.c
index 7dde434..633085f 100644
--- a/lib/simulator.c
+++ b/lib/simulator.c
@@ -13,7 +13,7 @@
 #include "memoire.h"
 #include "fpu.h"
 #include "exceptions.h"
-
+#include "linker.h"
 
 /* 
  initialisation de la MP avec un malloc
@@ -24,6 +24,9 @@
 
 int HasToRun = 1, HasToReset;
 
+Uint32 base_addr = 0; 
+
+
 Uint32 LireInstruction(void)
 {
 	return (LD(LireRegistrePC()));
@@ -65,7 +68,8 @@ void Initialisation(void)
 
 	for (i = 0; i < TAILLE_MEMOIRE; i++)
 		Reset(&memoire_principale[i]);
-	EcrireRegistreSP(ADD_SP);
+	InitRegistres();          /* initialisation des registres */
+	EcrireRegistreSP(ADD_SP); /* initialisation du stack pointer */
 }
 
 void DecodeExec(Uint32 instruction, Uint32 entrypoint)
@@ -384,3 +388,57 @@ void Debogueur(void)
 {
 	AfficheReg();
 }
+
+void ChargeBinaire(char * filename) 
+{
+FILE * file;
+char message[BUFSIZ];
+Uint32 entrypoint, nb, ns, nbss, nr;
+Uint32 * relocation_table;
+i int;
+
+file = openfilereading(filename);
+if (readword(file)==0x58454e4e) { /*verification de la signature*/ 
+sprintf(message,_("Total Size Of The Binary File: %d"),readword(file));
+pushcontext(message);
+nb=readword(file); /* taille du segment text */
+ns=readword(file); /* taille des donnes statiques */
+nbss=readword(file); /* taille des donnees non init */
+nr=readword(file); /* taille de la table de relogement */
+
+relocation_table=Emalloc(nr);
+for (i=0;i<nr;i++) {
+	relocation_table[i]=readword(file);
+}
+
+
+for(i=base_addr;i<(base_addr+nb+ns);i++) { /*chargement en ram de .text et .data */
+	ST(i,readword(file));
+}
+	
+for (i=0;i<nr;i++) { /* relogement */
+ 	ST(base_addr+relocation_table[i],LD(base_addr+relocation_table[i])+base_addr);
+}
+	
+free(relocation_table);
+
+InitRegistres();          /* initialisation des registres */
+EcrireRegistreSP(ADD_SP); /* initialisation du stack pointer */
+
+EcrireRegistrePC(LireRegistrePC()+base_addr); /* maj de PC */
+
+
+fclose(file);
+
+
+
+
+
+
+
+}
+
+
+
+
+}
\ No newline at end of file
-- 
cgit v1.2.3