OSO/TinyCC
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Restore eda2c756ed

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This commit is contained in:
jiang
2014-04-30 14:24:44 +08:00
parent 515169f21b
commit 9ff288648b
6 changed files with 148 additions and 67 deletions
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15
il-gen.c
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@ -516,7 +516,7 @@ int gtst(int inv, int t)
break;
}
t = out_opj(c, t);
} else { /* VT_JMP || VT_JMPI */
} else if (v == VT_JMP || v == VT_JMPI) {
/* && or || optimization */
if ((v & 1) == inv) {
/* insert vtop->c jump list in t */
@ -529,6 +529,19 @@ int gtst(int inv, int t)
t = gjmp(t);
gsym(vtop->c.i);
}
} else {
if (is_float(vtop->t)) {
vpushi(0);
gen_op(TOK_NE);
}
if ((vtop->r & (VT_VALMASK | VT_LVAL | VT_FORWARD)) == VT_CONST) {
/* constant jmp optimization */
if ((vtop->c.i != 0) != inv)
t = gjmp(t);
} else {
v = gv(RC_INT);
t = out_opj(IL_OP_BRTRUE - inv, t);
}
}
vtop--;
return t;