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Merge pull request #311 from dbrotz/fix-222

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Fix #222 and #255
This commit is contained in:
Antonio Niño Díaz
2018-12-10 23:17:31 +00:00
parent a99b7f6902 2795404cd7
commit 4b40d63dfd
7 changed files with 417 additions and 136 deletions
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33
include/asm/constexpr.h Normal file
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@@ -0,0 +1,33 @@
/*
* This file is part of RGBDS.
*
* Copyright (c) 1997-2018, Carsten Sorensen and RGBDS contributors.
*
* SPDX-License-Identifier: MIT
*/
#ifndef RGBDS_ASM_CONSTEXPR_H
#define RGBDS_ASM_CONSTEXPR_H
#include <stdint.h>
struct ConstExpression {
union {
int32_t nVal;
struct sSymbol *pSym;
} u;
uint32_t isSym;
};
void constexpr_Symbol(struct ConstExpression *expr, char *tzSym);
void constexpr_Number(struct ConstExpression *expr, int32_t i);
void constexpr_UnaryOp(struct ConstExpression *expr,
int32_t op,
const struct ConstExpression *src);
void constexpr_BinaryOp(struct ConstExpression *expr,
int32_t op,
const struct ConstExpression *src1,
const struct ConstExpression *src2);
int32_t constexpr_GetConstantValue(struct ConstExpression *expr);
#endif /* RGBDS_ASM_CONSTEXPR_H */