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jez becomes jnz, complete cmp+jmp contraction

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This commit is contained in:
Quentin Carbonneaux 2015-08-07 16:01:07 -04:00
parent ad012e9d55
commit e65a615c90
12 changed files with 77 additions and 75 deletions
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14
lisc/parse.c
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@ -53,7 +53,7 @@ typedef enum {
TCsle,
TPhi,
TJmp,
TJez,
TJnz,
TRet,
TW,
TL,
@ -138,7 +138,7 @@ lex()
{ "csle", TCsle },
{ "phi", TPhi },
{ "jmp", TJmp },
{ "jez", TJez },
{ "jnz", TJnz },
{ "ret", TRet },
{ "w", TW },
{ "l", TL },
@ -396,11 +396,11 @@ parseline(PState ps)
case TJmp:
curb->jmp.type = JJmp;
goto Jump;
case TJez:
curb->jmp.type = JJez;
case TJnz:
curb->jmp.type = JJnz;
r = parseref();
if (req(r, R))
err("invalid argument for jez jump");
err("invalid argument for jnz jump");
curb->jmp.arg = r;
expect(TComma);
Jump:
@ -582,7 +582,7 @@ void
printfn(Fn *fn, FILE *f)
{
static char *jtoa[JLast] = {
[JJez] = "jez",
[JJnz] = "jnz",
[JXJc+Ceq] = "xjeq",
[JXJc+Csle] = "xjsle",
[JXJc+Cslt] = "xjslt",
@ -642,7 +642,7 @@ printfn(Fn *fn, FILE *f)
break;
default:
fprintf(f, "\t%s ", jtoa[b->jmp.type]);
if (b->jmp.type == JJez) {
if (b->jmp.type == JJnz) {
printref(b->jmp.arg, fn, f);
fprintf(f, ", ");
}