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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1186 | savelij | 1 | /* lstmacroexp.c */ |
| 2 | /*****************************************************************************/ |
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| 3 | /* SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only */ |
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| 4 | /* */ |
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| 5 | /* AS-Portierung */ |
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| 6 | /* */ |
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| 7 | /* Functions & variables regarding macro expansion in listing */ |
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| 8 | /* */ |
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| 9 | /*****************************************************************************/ |
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| 10 | |||
| 11 | #include <stdio.h> |
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| 12 | #include <string.h> |
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| 13 | |||
| 14 | #include "strutil.h" |
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| 15 | #include "strcomp.h" |
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| 16 | #include "asmdef.h" |
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| 17 | #include "asmpars.h" |
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| 18 | #include "lstmacroexp.h" |
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| 19 | |||
| 20 | #define MODIFIER_CLR 0x80 |
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| 21 | #define LstMacroExpName "MACEXP" /* expandierte Makros anzeigen */ |
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| 22 | |||
| 23 | static tLstMacroExp LstMacroExp; |
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| 24 | |||
| 25 | /*!------------------------------------------------------------------------ |
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| 26 | * \fn SetLstMacroExp(tLstMacroExp NewLstMacroExp) |
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| 27 | * \brief Set a new value for the 'effective' value of what is expanded in listing |
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| 28 | * \param NewLstMacroExp new value to be set |
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| 29 | * ------------------------------------------------------------------------ */ |
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| 30 | |||
| 31 | void SetLstMacroExp(tLstMacroExp NewLstMacroExp) |
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| 32 | { |
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| 33 | tStrComp TmpComp; |
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| 34 | String TmpCompStr; |
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| 35 | StrCompMkTemp(&TmpComp, TmpCompStr, sizeof(TmpCompStr)); |
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| 36 | |||
| 37 | LstMacroExp = NewLstMacroExp; |
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| 38 | strmaxcpy(TmpCompStr, LstMacroExpName, sizeof(TmpCompStr)); EnterIntSymbol(&TmpComp, NewLstMacroExp, SegNone, True); |
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| 39 | if (LstMacroExp == eLstMacroExpAll) |
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| 40 | strcpy(ListLine, "ALL"); |
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| 41 | else if (LstMacroExp == eLstMacroExpNone) |
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| 42 | strcpy(ListLine, "NONE"); |
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| 43 | else |
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| 44 | { |
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| 45 | if (LstMacroExp & eLstMacroExpMacro) |
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| 46 | { |
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| 47 | strmaxcat(ListLine, *ListLine ? "+" : "=", STRINGSIZE); |
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| 48 | strmaxcat(ListLine, "MACRO", STRINGSIZE); |
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| 49 | } |
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| 50 | if (LstMacroExp & eLstMacroExpIf) |
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| 51 | { |
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| 52 | strmaxcat(ListLine, *ListLine ? "+" : "=", STRINGSIZE); |
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| 53 | strmaxcat(ListLine, "IF", STRINGSIZE); |
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| 54 | } |
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| 55 | if (LstMacroExp & eLstMacroExpRest) |
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| 56 | { |
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| 57 | strmaxcat(ListLine, *ListLine ? "+" : "=", STRINGSIZE); |
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| 58 | strmaxcat(ListLine, "REST", STRINGSIZE); |
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| 59 | } |
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| 60 | } |
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| 61 | } |
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| 62 | |||
| 63 | /*!------------------------------------------------------------------------ |
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| 64 | * \fn GetLstMacroExp(void) |
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| 65 | * \brief Retrieve value of what is currently 'effectively' expanded in listing |
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| 66 | * \return value |
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| 67 | * ------------------------------------------------------------------------ */ |
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| 68 | |||
| 69 | tLstMacroExp GetLstMacroExp(void) |
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| 70 | { |
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| 71 | return LstMacroExp; |
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| 72 | } |
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| 73 | |||
| 74 | /*!------------------------------------------------------------------------ |
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| 75 | * \fn Inverse(Byte Mod1, Byte Mod2) |
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| 76 | * \brief check whether one modifier is the exact inverse of another modifier |
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| 77 | * \param Mod1, Mod2 modifiers to be analyzed |
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| 78 | * \return True of Mod1 is the exact inverse of Mod2 |
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| 79 | * ------------------------------------------------------------------------ */ |
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| 80 | |||
| 81 | static Boolean Inverse(Byte Mod1, Byte Mod2) |
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| 82 | { |
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| 83 | return (Mod1 ^ Mod2) == MODIFIER_CLR; |
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| 84 | } |
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| 85 | |||
| 86 | /*!------------------------------------------------------------------------ |
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| 87 | * \fn InitLstMacroExpMod(tLstMacroExpMod *pLstMacroExpMod) |
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| 88 | * \brief initialize/clear list of macro expansion modifiers |
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| 89 | * \param pLstMacroExpMod list to be initialized |
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| 90 | * ------------------------------------------------------------------------ */ |
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| 91 | |||
| 92 | void InitLstMacroExpMod(tLstMacroExpMod *pLstMacroExpMod) |
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| 93 | { |
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| 94 | pLstMacroExpMod->Count = 0; |
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| 95 | } |
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| 96 | |||
| 97 | /*!------------------------------------------------------------------------ |
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| 98 | * \fn AddLstMacroExpMod(tLstMacroExpMod *pLstMacroExpMod, Boolean Set, tLstMacroExp Mod) |
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| 99 | * \brief extend/modify a list of modifiers |
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| 100 | * \param pLstMacroExpMod list to be updated |
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| 101 | * \param Set is the modifier a set or clear modifier? |
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| 102 | * \param Mod component to be set/cleared |
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| 103 | * \return True if modifier could be added, otherwise list is full (should not occur?) |
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| 104 | * ------------------------------------------------------------------------ */ |
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| 105 | |||
| 106 | Boolean AddLstMacroExpMod(tLstMacroExpMod *pLstMacroExpMod, Boolean Set, tLstMacroExp Mod) |
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| 107 | { |
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| 108 | Byte NewModifier = Mod | (Set ? 0 : MODIFIER_CLR); |
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| 109 | unsigned z, dest; |
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| 110 | |||
| 111 | /* trim out any inverse modifier that is totally neutralized by the new one */ |
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| 112 | |||
| 113 | for (z = dest = 0; z < pLstMacroExpMod->Count; z++) |
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| 114 | if (!Inverse(pLstMacroExpMod->Modifiers[z], NewModifier)) |
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| 115 | pLstMacroExpMod->Modifiers[dest++] = pLstMacroExpMod->Modifiers[z]; |
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| 116 | pLstMacroExpMod->Count = dest; |
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| 117 | |||
| 118 | /* add the new one */ |
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| 119 | |||
| 120 | if (pLstMacroExpMod->Count >= LSTMACROEXPMOD_MAX) |
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| 121 | return False; |
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| 122 | else |
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| 123 | { |
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| 124 | pLstMacroExpMod->Modifiers[pLstMacroExpMod->Count++] = NewModifier; |
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| 125 | return True; |
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| 126 | } |
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| 127 | } |
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| 128 | |||
| 129 | /*!------------------------------------------------------------------------ |
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| 130 | * \fn ChkLstMacroExpMod(const tLstMacroExpMod *pLstMacroExpMod) |
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| 131 | * \brief check whether a modifier list is contradiction-free |
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| 132 | * \param pLstMacroExpMod list to be checked |
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| 133 | * \return True if list contains no contradictions |
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| 134 | * ------------------------------------------------------------------------ */ |
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| 135 | |||
| 136 | Boolean ChkLstMacroExpMod(const tLstMacroExpMod *pLstMacroExpMod) |
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| 137 | { |
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| 138 | unsigned z1, z2; |
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| 139 | |||
| 140 | for (z1 = 0; z1 < pLstMacroExpMod->Count; z1++) |
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| 141 | for (z2 = z1 + 1; z2 < pLstMacroExpMod->Count; z2++) |
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| 142 | if (Inverse(pLstMacroExpMod->Modifiers[z1], pLstMacroExpMod->Modifiers[z2])) |
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| 143 | return False; |
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| 144 | return True; |
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| 145 | } |
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| 146 | |||
| 147 | /*!------------------------------------------------------------------------ |
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| 148 | * \fn DumpLstMacroExpMod(const tLstMacroExpMod *pLstMacroExpMod, char *pDest, int DestLen) |
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| 149 | * \brief transform modifier list to human-readable form |
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| 150 | * \param pLstMacroExpMod list to be transformed |
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| 151 | * \param pDest where to write human-readable form |
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| 152 | * \param DestLen size of dest buffer |
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| 153 | * ------------------------------------------------------------------------ */ |
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| 154 | |||
| 155 | void DumpLstMacroExpMod(const tLstMacroExpMod *pLstMacroExpMod, char *pDest, int DestLen) |
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| 156 | { |
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| 157 | unsigned z; |
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| 158 | |||
| 159 | for (z = 0; z < pLstMacroExpMod->Count; z++) |
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| 160 | { |
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| 161 | if (z) |
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| 162 | strmaxcat(pDest, ",", DestLen); |
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| 163 | strmaxcat(pDest, (pLstMacroExpMod->Modifiers[z] & MODIFIER_CLR) ? "NOEXP" : "EXP", DestLen); |
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| 164 | switch (pLstMacroExpMod->Modifiers[z] & ~MODIFIER_CLR) |
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| 165 | { |
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| 166 | case eLstMacroExpRest: |
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| 167 | strmaxcat(pDest, "REST", DestLen); break; |
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| 168 | case eLstMacroExpIf: |
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| 169 | strmaxcat(pDest, "IF", DestLen); break; |
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| 170 | case eLstMacroExpMacro: |
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| 171 | strmaxcat(pDest, "MACRO", DestLen); break; |
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| 172 | case eLstMacroExpAll: |
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| 173 | strmaxcat(pDest, "AND", DestLen); break; |
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| 174 | default: |
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| 175 | strmaxcat(pDest, "?", DestLen); |
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| 176 | } |
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| 177 | } |
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| 178 | } |
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| 179 | |||
| 180 | /*!------------------------------------------------------------------------ |
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| 181 | * \fn ApplyLstMacroExpMod(tLstMacroExp Src, const tLstMacroExpMod *pLstMacroExpMod) |
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| 182 | * \brief apply a list of modifiers to a listing macro expansion bit field |
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| 183 | * \param Src original value of bit field |
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| 184 | * \param pLstMacroExpMod list of modifiers |
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| 185 | * \return resulting new mask |
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| 186 | * ------------------------------------------------------------------------ */ |
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| 187 | |||
| 188 | tLstMacroExp ApplyLstMacroExpMod(tLstMacroExp Src, const tLstMacroExpMod *pLstMacroExpMod) |
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| 189 | { |
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| 190 | unsigned z; |
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| 191 | |||
| 192 | for (z = 0; z < pLstMacroExpMod->Count; z++) |
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| 193 | { |
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| 194 | if (pLstMacroExpMod->Modifiers[z] & MODIFIER_CLR) |
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| 195 | Src &= ~((tLstMacroExp)pLstMacroExpMod->Modifiers[z] & eLstMacroExpAll); |
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| 196 | else |
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| 197 | Src |= (tLstMacroExp)pLstMacroExpMod->Modifiers[z]; |
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| 198 | } |
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| 199 | return Src; |
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| 200 | } |