From: adr <adr@SDF.ORG>
To: 9fans <9fans@9fans.net>
Subject: Re: [9fans] Conversion of constants in C compiler
Date: Tue, 10 May 2022 14:48:09 +0000 (UTC) [thread overview]
Message-ID: <7839d10-c58a-20c2-c23c-561188f641eb@SDF.ORG> (raw)
In-Reply-To: <942ed10-fc38-1b94-4f4c-9f2f632f86d4@SDF.ORG>
Arrrg!
[...]
vv = yylval.vval;
if(c1 & Numvlong ||
(uvlong)convvtox(vv, TUVLONG) > convvtox(vv, TULONG)){
/* unsigned suffix or hex occupying the sing bit */
if((c1 & Numuns) || convvtox(vv, TVLONG) < 0 && (c1 & Numdec) == 0) {
c = LUVLCONST;
t = TUVLONG;
goto nret;
}
c = LVLCONST;
t = TVLONG;
goto nret;
}
if(c1 & Numlong ||
(uvlong)convvtox(vv, TULONG) > convvtox(vv, TUINT)){
if((c1 & Numuns) || convvtox(vv, TLONG) < 0 && (c1 & Numdec) == 0) {
c = LULCONST;
t = TULONG;
goto nret;
}
/* decimal occupying the sing bit */
if(convvtox(vv, TLONG) < 0 && (c1 & Numdec)) {
c = LVLCONST;
t = TVLONG;
goto nret;
}
c = LLCONST;
t = TLONG;
goto nret;
}
if((c1 & Numuns) || convvtox(vv, TINT) < 0 && (c1 & Numdec) == 0) {
c = LUCONST;
t = TUINT;
goto nret;
}
if(convvtox(vv, TINT) < 0 && (c1 & Numdec)) {
c = LLCONST;
t = TLONG;
goto nret;
}
c = LCONST;
t = TINT;
goto nret;
[...]
------------------------------------------
9fans: 9fans
Permalink: https://9fans.topicbox.com/groups/9fans/T22754f10b241991c-M489f3936d41217db381e8d09
Delivery options: https://9fans.topicbox.com/groups/9fans/subscription
next prev parent reply other threads:[~2022-05-10 14:48 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-20 10:19 adr
2022-04-20 11:38 ` Charles Forsyth
2022-04-20 14:37 ` adr
2022-04-20 14:37 ` ori
2022-04-21 7:54 ` adr
2022-04-21 15:29 ` ori
2022-04-28 1:10 ` ori
2022-05-01 12:03 ` adr
2022-04-28 2:43 ` ori
2022-04-28 3:12 ` ori
2022-05-01 12:35 ` adr
2022-05-09 19:31 ` adr
2022-05-10 13:06 ` adr
2022-05-10 14:48 ` adr [this message]
2022-06-06 0:35 adr
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