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Use std::stack for options

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This commit is contained in:
Rangi42
2024-02-21 10:00:39 -05:00
committed by Sylvie
parent 52c80c2740
commit 36cfce40ad
1 changed files with 34 additions and 40 deletions
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74
src/asm/opt.cpp
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@@ -2,6 +2,7 @@
#include <ctype.h>
#include <errno.h>
#include <stack>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
@@ -28,10 +29,9 @@ struct OptStackEntry {
bool warningsAreErrors;
size_t maxRecursionDepth;
enum WarningState warningStates[numWarningStates];
struct OptStackEntry *next;
};
static struct OptStackEntry *stack = NULL;
static std::stack<struct OptStackEntry> stack;
void opt_B(char const chars[2])
{
@@ -241,65 +241,59 @@ void opt_Parse(char *s)
void opt_Push(void)
{
struct OptStackEntry *entry = (struct OptStackEntry *)malloc(sizeof(*entry));
struct OptStackEntry entry;
if (entry == NULL)
fatalerror("Failed to alloc option stack entry: %s\n", strerror(errno));
// Both of these are pulled from lexer.hpp
entry.binary[0] = binDigits[0];
entry.binary[1] = binDigits[1];
// Both of these pulled from lexer.hpp
entry->binary[0] = binDigits[0];
entry->binary[1] = binDigits[1];
entry.gbgfx[0] = gfxDigits[0];
entry.gbgfx[1] = gfxDigits[1];
entry.gbgfx[2] = gfxDigits[2];
entry.gbgfx[3] = gfxDigits[3];
entry->gbgfx[0] = gfxDigits[0];
entry->gbgfx[1] = gfxDigits[1];
entry->gbgfx[2] = gfxDigits[2];
entry->gbgfx[3] = gfxDigits[3];
entry.fixPrecision = fixPrecision; // Pulled from fixpoint.hpp
entry->fixPrecision = fixPrecision; // Pulled from fixpoint.hpp
entry->fillByte = fillByte; // Pulled from section.hpp
entry.fillByte = fillByte; // Pulled from section.hpp
// Both of these are pulled from main.hpp
entry->haltNop = haltNop;
entry->warnOnHaltNop = warnOnHaltNop;
entry.haltNop = haltNop;
entry.warnOnHaltNop = warnOnHaltNop;
// Both of these are pulled from main.hpp
entry->optimizeLoads = optimizeLoads;
entry->warnOnLdOpt = warnOnLdOpt;
entry.optimizeLoads = optimizeLoads;
entry.warnOnLdOpt = warnOnLdOpt;
// Both of these pulled from warning.hpp
entry->warningsAreErrors = warningsAreErrors;
memcpy(entry->warningStates, warningStates, numWarningStates);
entry.warningsAreErrors = warningsAreErrors;
memcpy(entry.warningStates, warningStates, numWarningStates);
entry->maxRecursionDepth = maxRecursionDepth; // Pulled from fstack.h
entry.maxRecursionDepth = maxRecursionDepth; // Pulled from fstack.h
entry->next = stack;
stack = entry;
stack.push(entry);
}
void opt_Pop(void)
{
if (stack == NULL) {
if (stack.empty()) {
error("No entries in the option stack\n");
return;
}
struct OptStackEntry *entry = stack;
struct OptStackEntry entry = stack.top();
stack.pop();
opt_B(entry->binary);
opt_G(entry->gbgfx);
opt_P(entry->fillByte);
opt_Q(entry->fixPrecision);
opt_H(entry->warnOnHaltNop);
opt_h(entry->haltNop);
opt_L(entry->optimizeLoads);
opt_l(entry->warnOnLdOpt);
opt_R(entry->maxRecursionDepth);
opt_B(entry.binary);
opt_G(entry.gbgfx);
opt_P(entry.fillByte);
opt_Q(entry.fixPrecision);
opt_H(entry.warnOnHaltNop);
opt_h(entry.haltNop);
opt_L(entry.optimizeLoads);
opt_l(entry.warnOnLdOpt);
opt_R(entry.maxRecursionDepth);
// opt_W does not apply a whole warning state; it processes one flag string
warningsAreErrors = entry->warningsAreErrors;
memcpy(warningStates, entry->warningStates, numWarningStates);
stack = entry->next;
free(entry);
warningsAreErrors = entry.warningsAreErrors;
memcpy(warningStates, entry.warningStates, numWarningStates);
}