scc

commit c090b15bd2998ec3d1c51956dcbd3a9dc10e8328
parent e233f10476a51629c1a70b0a16fdc01157059214
Author: Roberto E. Vargas Caballero <k0ga@shike2.net>
Date:   Fri,  1 May 2026 11:25:00 +0200

cc1: Extend cmpnode() to support floats

Diffstat:
M
src/cmd/scc-cc/cc1/expr.c
 | 
8
++++++++

1 file changed, 8 insertions(+), 0 deletions(-)
diff --git a/src/cmd/scc-cc/cc1/expr.c b/src/cmd/scc-cc/cc1/expr.c
@@ -50,6 +50,14 @@ cmpnode(Node *np, unsigned long long val)
 		mask = (val > 1) ? ones(np->type->size) : -1;
 		nodeval = (tp->prop & TSIGNED) ? sym->u.i : sym->u.u;
 		return (nodeval & mask) == (val & mask);
+	case FLOAT:
+		if (tp == floattype)
+			return sym->u.f == val;
+		else if (tp == doubletype)
+			return sym->u.d == val;
+		else
+			return sym->u.d == val;
+		break;
 	default:
 		abort();
 	}