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Warn about automatic instruction alterations

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Step 1 of #986
This commit is contained in:
ISSOtm
2022-05-21 21:49:07 +02:00
parent b037d54f64
commit 97c326942f
6 changed files with 71 additions and 4 deletions
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30
src/asm/opt.c
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@@ -17,7 +17,9 @@ struct OptStackEntry {
char gbgfx[4];
int32_t fillByte;
bool haltnop;
bool warnOnHaltNop;
bool optimizeLoads;
bool warnOnLdOpt;
bool warningsAreErrors;
size_t maxRecursionDepth;
// Don't be confused: we use the size of the **global variable** `warningStates`!
@@ -48,6 +50,11 @@ void opt_R(size_t newDepth)
lexer_CheckRecursionDepth();
}
void opt_H(bool warn)
{
warnOnHaltNop = warn;
}
void opt_h(bool halt)
{
haltnop = halt;
@@ -58,6 +65,11 @@ void opt_L(bool optimize)
optimizeLoads = optimize;
}
void opt_l(bool warn)
{
warnOnLdOpt = warn;
}
void opt_W(char *flag)
{
processWarningFlag(flag);
@@ -118,6 +130,13 @@ void opt_Parse(char *s)
break;
}
case 'H':
if (s[1] == '\0')
opt_H(false);
else
error("Option 'H' does not take an argument\n");
break;
case 'h':
if (s[1] == '\0')
opt_h(false);
@@ -132,6 +151,13 @@ void opt_Parse(char *s)
error("Option 'L' does not take an argument\n");
break;
case 'l':
if (s[1] == '\0')
opt_l(false);
else
error("Option 'l' does not take an argument\n");
break;
case 'W':
if (strlen(&s[1]) > 0)
opt_W(&s[1]);
@@ -186,8 +212,10 @@ void opt_Push(void)
entry->fillByte = fillByte; // Pulled from section.h
entry->haltnop = haltnop; // Pulled from main.h
entry->warnOnHaltNop = warnOnHaltNop;
entry->optimizeLoads = optimizeLoads; // Pulled from main.h
entry->warnOnLdOpt = warnOnLdOpt;
// Both of these pulled from warning.h
entry->warningsAreErrors = warningsAreErrors;
@@ -209,8 +237,10 @@ void opt_Pop(void)
opt_B(entry->binary);
opt_G(entry->gbgfx);
opt_P(entry->fillByte);
opt_H(entry->warnOnHaltNop);
opt_h(entry->haltnop);
opt_L(entry->optimizeLoads);
opt_l(entry->warnOnLdOpt);
// opt_W does not apply a whole warning state; it processes one flag string
warningsAreErrors = entry->warningsAreErrors;