diff options
Diffstat (limited to 'lisc/isel.c')
| -rw-r--r-- | lisc/isel.c | 26 |
1 files changed, 11 insertions, 15 deletions
diff --git a/lisc/isel.c b/lisc/isel.c index fd2d760..c3da2cf 100644 --- a/lisc/isel.c +++ b/lisc/isel.c @@ -117,8 +117,7 @@ sel(Ins i, Fn *fn) case OCall: case OSAlloc: case OCopy: - case OSext: - case OZext: + case_OExt: n = 0; goto Emit; case OAdd: @@ -138,11 +137,7 @@ sel(Ins i, Fn *fn) } n = i.op == OStorel; goto Emit; - case OLoad: - case OLoadsh: - case OLoaduh: - case OLoadsb: - case OLoadub: + case_OLoad: if (cpy[0].s != -1) { i.arg[0] = SLOT(cpy[0].s); cpy[0].s = -1; @@ -185,6 +180,10 @@ Emit: } break; default: + if (OExt <= i.op && i.op <= OExt1) + goto case_OExt; + if (OLoad <= i.op && i.op <= OLoad1) + goto case_OLoad; if (OCmp <= i.op && i.op <= OCmp1) { c = i.op - OCmp; if (rtype(i.arg[0]) == RCon) @@ -209,23 +208,20 @@ flagi(Ins *i0, Ins *i) default: if (OCmp <= i->op && i->op <= OCmp1) return i; + if (OExt <= i->op && i->op <= OExt1) + continue; + if (OLoad <= i->op && i->op <= OLoad1) + continue; return 0; case OAdd: /* flag-setting */ case OSub: case OAnd: return i; case OCopy: /* flag-transparent */ - case OSext: - case OZext: case OStorel: case OStorew: case OStoreb: - case OStores: - case OLoad: - case OLoadsh: - case OLoaduh: - case OLoadsb: - case OLoadub:; + case OStores:; } return 0; } |