mirror of https://github.com/cc65/cc65.git
239 lines
6.5 KiB
C
239 lines
6.5 KiB
C
/*****************************************************************************/
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/* */
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/* exprdefs.c */
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/* */
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/* Expression tree definitions */
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/* */
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/* */
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/* */
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/* (C) 1998-2012, Ullrich von Bassewitz */
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/* Roemerstrasse 52 */
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/* D-70794 Filderstadt */
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/* EMail: uz@cc65.org */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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#include <stdio.h>
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#include "abend.h"
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#include "exprdefs.h"
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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static void InternalDumpExpr (const ExprNode* Expr, const ExprNode* (*ResolveSym) (const struct SymEntry*))
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/* Dump an expression in RPN to stdout */
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{
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if (Expr == 0) {
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return;
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}
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InternalDumpExpr (Expr->Left, ResolveSym);
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InternalDumpExpr (Expr->Right, ResolveSym);
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switch (Expr->Op) {
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case EXPR_LITERAL:
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case EXPR_ULABEL:
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printf (" $%04lX", Expr->V.IVal);
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break;
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case EXPR_SYMBOL:
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printf (" SYM(");
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if (ResolveSym && (Expr = ResolveSym (Expr->V.Sym)) != 0) {
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InternalDumpExpr (Expr, ResolveSym);
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}
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printf (") ");
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break;
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case EXPR_SECTION:
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printf (" SEC");
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break;
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case EXPR_SEGMENT:
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printf (" SEG");
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break;
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case EXPR_MEMAREA:
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printf (" MEM");
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break;
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case EXPR_PLUS:
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printf (" +");
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break;
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case EXPR_MINUS:
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printf (" -");
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break;
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case EXPR_MUL:
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printf (" *");
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break;
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case EXPR_DIV:
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printf (" /");
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break;
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case EXPR_MOD:
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printf (" MOD");
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break;
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case EXPR_OR:
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printf (" OR");
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break;
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case EXPR_XOR:
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printf (" XOR");
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break;
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case EXPR_AND:
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printf (" AND");
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break;
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case EXPR_SHL:
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printf (" SHL");
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break;
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case EXPR_SHR:
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printf (" SHR");
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break;
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case EXPR_EQ:
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printf (" =");
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break;
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case EXPR_NE:
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printf ("<>");
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break;
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case EXPR_LT:
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printf (" <");
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break;
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case EXPR_GT:
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printf (" >");
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break;
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case EXPR_LE:
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printf (" <=");
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break;
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case EXPR_GE:
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printf (" >=");
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break;
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case EXPR_BOOLAND:
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printf (" BOOL_AND");
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break;
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case EXPR_BOOLOR:
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printf (" BOOL_OR");
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break;
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case EXPR_BOOLXOR:
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printf (" BOOL_XOR");
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break;
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case EXPR_MAX:
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printf (" MAX");
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break;
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case EXPR_MIN:
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printf (" MIN");
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break;
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case EXPR_UNARY_MINUS:
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printf (" NEG");
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break;
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case EXPR_NOT:
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printf (" ~");
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break;
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case EXPR_SWAP:
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printf (" SWAP");
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break;
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case EXPR_BOOLNOT:
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printf (" BOOL_NOT");
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break;
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case EXPR_BANK:
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printf (" BANK");
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break;
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case EXPR_BYTE0:
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printf (" BYTE0");
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break;
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case EXPR_BYTE1:
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printf (" BYTE1");
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break;
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case EXPR_BYTE2:
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printf (" BYTE2");
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break;
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case EXPR_BYTE3:
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printf (" BYTE3");
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break;
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case EXPR_WORD0:
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printf (" WORD0");
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break;
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case EXPR_WORD1:
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printf (" WORD1");
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break;
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case EXPR_FARADDR:
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printf (" FARADDR");
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break;
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case EXPR_DWORD:
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printf (" DWORD");
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break;
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case EXPR_NEARADDR:
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printf (" NEARADDR");
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break;
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default:
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AbEnd ("Unknown Op type: %u", Expr->Op);
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}
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}
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void DumpExpr (const ExprNode* Expr, const ExprNode* (*ResolveSym) (const struct SymEntry*))
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/* Dump an expression tree to stdout */
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{
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InternalDumpExpr (Expr, ResolveSym);
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printf ("\n");
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}
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