libaml: implement Alias and Debug instructions
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a71b3dff06
commit
6aa1ca35c3
1 changed files with 15 additions and 4 deletions
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@ -155,9 +155,9 @@ static Frame stack[32];
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static Heap *hp;
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enum {
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Obad, Onop,
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Obad, Onop, Odebug,
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Ostr, Obyte, Oword, Odword, Oqword, Oconst,
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Onamec, Oname, Oscope,
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Onamec, Oname, Oscope, Oalias,
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Oreg, Ofld, Oxfld, Opkg, Ovpkg, Oenv, Obuf, Omet,
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Odev, Ocpu, Othz, Oprc,
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Oadd, Osub, Omod, Omul, Odiv, Oshl, Oshr, Oand, Onand, Oor,
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@ -1067,6 +1067,15 @@ evalscope(void){
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return nil;
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}
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static void*
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evalalias(void){
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Name *n;
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if(n = FP->arg[1])
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n->v = FP->arg[0];
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return nil;
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}
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static void*
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evalmet(void){
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Name *n;
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@ -1527,6 +1536,7 @@ evalarith(void){
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static Op optab[] = {
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[Obad] "", "", evalbad,
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[Onop] "Noop", "", evalnop,
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[Odebug] "Debug", "", evalnop,
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[Ostr] ".str", "s", evaliarg0,
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[Obyte] ".byte", "1", evaliarg0,
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@ -1539,6 +1549,7 @@ static Op optab[] = {
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[Oname] "Name", "N*", evalname,
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[Oscope] "Scope", "{n}", evalscope,
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[Oalias] "Alias", "nN", evalalias,
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[Odev] "Device", "{N}", evalscope,
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[Ocpu] "Processor", "{N141}", evalscope,
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@ -1608,7 +1619,7 @@ static Op optab[] = {
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};
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static uchar octab1[] = {
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/* 00 */ Oconst, Oconst, Obad, Obad, Obad, Obad, Obad, Obad,
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/* 00 */ Oconst, Oconst, Obad, Obad, Obad, Obad, Oalias, Obad,
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/* 08 */ Oname, Obad, Obyte, Oword, Odword, Ostr, Oqword, Obad,
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/* 10 */ Oscope, Obuf, Opkg, Ovpkg, Omet, Obad, Obad, Obad,
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/* 18 */ Obad, Obad, Obad, Obad, Obad, Obad, Obad, Obad,
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@ -1649,7 +1660,7 @@ static uchar octab2[] = {
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/* 18 */ Obad, Obad, Obad, Obad, Obad, Obad, Obad, Obad,
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/* 20 */ Obad, Obad, Obad, Oacq, Obad, Obad, Obad, Orel,
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/* 28 */ Obad, Obad, Obad, Obad, Obad, Obad, Obad, Obad,
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/* 30 */ Obad, Obad, Obad, Obad, Obad, Obad, Obad, Obad,
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/* 30 */ Obad, Odebug, Obad, Obad, Obad, Obad, Obad, Obad,
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/* 38 */ Obad, Obad, Obad, Obad, Obad, Obad, Obad, Obad,
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/* 40 */ Obad, Obad, Obad, Obad, Obad, Obad, Obad, Obad,
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/* 48 */ Obad, Obad, Obad, Obad, Obad, Obad, Obad, Obad,
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