init

include/StackFrame.h

@@ -0,0 +1,45 @@
+#pragma once
+#include "types.h"
+#include "ast.h"
+#include "icode.h"
+#include "locident.h"
+#include "error.h"
+#include "graph.h"
+#include "bundle.h"
+
+/* STACK FRAME */
+struct STKSYM
+{
+    COND_EXPR	*actual;	/* Expression tree of actual parameter 		*/
+    COND_EXPR 	*regs;		/* For register arguments only				*/
+    int16       off;        /* Immediate off from BP (+:args, -:params) */
+    byte        regOff;     /* Offset is a register (e.g. SI, DI)       */
+    Int         size;       /* Size             						*/
+    hlType      type;       /* Probable type    						*/
+    eDuVal      duVal;      /* DEF, USE, VAL    						*/
+    boolT       hasMacro;	/* This type needs a macro					*/
+    char        macro[10];	/* Macro name								*/
+    char        name[10];   /* Name for this symbol/argument            */
+    boolT       invalid;	/* Boolean: invalid entry in formal arg list*/
+    STKSYM()
+    {
+        memset(this,0,sizeof(STKSYM));
+    }
+};
+
+struct STKFRAME
+{
+    std::vector<STKSYM> sym;
+    //STKSYM *    sym;        /* Symbols                      */
+    int16       minOff;     /* Initial offset in stack frame*/
+    int16       maxOff;     /* Maximum offset in stack frame*/
+    Int         cb;         /* Number of bytes in arguments */
+    Int         numArgs;    /* No. of arguments in the table*/
+    void adjustForArgType(Int numArg_, hlType actType_);
+    STKFRAME() : sym(0),minOff(0),maxOff(0),cb(0),numArgs(0)
+    {
+
+    }
+public:
+    Int getLocVar(Int off);
+};