modifications for debugger

diff --git a/h/em_mes.h b/h/em_mes.h
index e5c4862..16dea02 100644 (file)
--- a/h/em_mes.h
+++ b/h/em_mes.h
@@ -20,7 +20,7 @@
 #define ms_ego 10      /* Hint from EM Global Optimizer                     */
 #define ms_gto 11      /* Dangerous procedure, uses nonlocal goto           */
 #define ms_stb 12      /* symbol table entry (for debugger)                 */
-#define ms_lin 13      /* line number indication (for debugger symbol table)*/
+#define ms_std 13      /* symbol table entry (for debugger) referring to dot */
 #define ms_sth  14      /* Height of the stack at a certain label           */
 
 /*

diff --git a/h/out.h b/h/out.h
index 8dc0d06..6704823 100644 (file)
--- a/h/out.h
+++ b/h/out.h
@@ -79,7 +79,8 @@ struct outname {
 #define S_UND  0x0000          /* undefined item */
 #define S_ABS  0x0001          /* absolute item */
 #define S_MIN  0x0002          /* first user section */
-#define S_MAX  S_TYP           /* last user section */
+#define S_MAX  (S_TYP-1)       /* last user section */
+#define S_CRS  S_TYP           /* on_valu is symbol index which contains value */
 
 /*
  * S_ETC field values
@@ -89,6 +90,9 @@ struct outname {
 #define S_FIL  0x0300          /* hll source file item */
 #define S_MOD  0x0400          /* ass source file item */
 #define S_COM  0x1000          /* Common name. */
+#define S_STB  0xe000          /* entries with any of these bits set are
+                                  reserved for debuggers
+                               */
 
 /*
  * structure format strings

diff --git a/h/stb.h b/h/stb.h
new file mode 100644 (file)
index 0000000..0746476
--- /dev/null
+++ b/h/stb.h
@@ -0,0 +1,21 @@
+/* $Header$ */
+
+/* debugger symbol table types, as in DBX */
+
+#define        N_GSYM  0x20    /* global symbol: name,,???,address */
+#define        N_FUN   0x24    /* routine: name,,???,address */
+#define        N_STSYM 0x26    /* static data symbol: name,,???,address */
+#define        N_LCSYM 0x28    /* static bss symbol: name,,???,address */
+#define N_MAIN  0x2a   /* name of main routine: name,,0,0 */
+#define        N_RSYM  0x40    /* register symbol: name,,???,register */
+#define        N_SLINE 0x44    /* source line: 0,linenumber,address */
+#define        N_SSYM  0x60    /* structure element: name,,???,offset */
+#define        N_SO    0x64    /* source file name: name,,0,address */
+#define        N_LSYM  0x80    /* local symbol: name,,???,offset from LB */
+#define        N_BINCL 0x82    /* header file: name,,0,0 */
+#define        N_SOL   0x84    /* #included file name: name,,0,??? */
+#define        N_PSYM  0xa0    /* parameter: name,,???,offset from AB */
+#define N_EINCL 0xa2   /* end of include file: name,,0,0 */
+#define        N_LBRAC 0xc0    /* left bracket: 0,nesting level,address */
+#define        N_RBRAC 0xe0    /* right bracket: 0,nesting level,address */
+#define N_SCOPE        0xc4    /* scope information */