From: Bernhard Urban <lewurm@gmail.com>
Date: Tue, 8 Jun 2010 14:02:15 +0000 (+0200)
Subject: ppc: eq (codea_abgabe_ak.0)
X-Git-Url: http://wien.tomnetworks.com/gitweb/?p=uebersetzerbau-ss10.git;a=commitdiff_plain;h=41b58f7412731cc4e7e27043e0d118aa328f3db7

ppc: eq (codea_abgabe_ak.0)
---

diff --git a/gesamt_ppc/code.bfe b/gesamt_ppc/code.bfe
index bee2d86..e626376 100644
--- a/gesamt_ppc/code.bfe
+++ b/gesamt_ppc/code.bfe
@@ -161,11 +161,16 @@ void gen_eqless(struct treenode *bnode, char *op, short e0, short e1, short deep
 	printf("\tand $1, %%%s\n", BN_REG);
 #else
 	if(e0) { KIDREG2PARM(0); } else { moveimm(KID_VAL(0), BN_REG); }
-	if(e1) { KIDREG2PARM(1); } else { moveimm(KID_VAL(1), KID_REG(1)); }
-	if(strcmp(op,"e")==0 && KID_VAL(1) == 0) {
+	if(e1) { KIDREG2PARM(1); } else { if(KID_VAL(1) != 0) moveimm(KID_VAL(1), KID_REG(1)); }
+	if(strcmp(op,"e")==0 && KID_VAL(1) == 0 && KID_VAL(0) == 0) {
 		/* not */
 		printf("\tcntlzw %s,%s\n", KID_REG(0), KID_REG(0));
 		printf("\tsrwi %s,%s,5\n", BN_REG, KID_REG(0));
+	} else if(strcmp(op, "e")==0) {
+		/* eq */
+		printf("\txor %s,%s,%s\n", BN_REG, KID_REG(0), KID_REG(1));
+		printf("\tcntlzw %s,%s\n", BN_REG, BN_REG);
+		printf("\tsrwi %s,%s,5\n", BN_REG, BN_REG);
 	} else if(strcmp(op, "l")==0 || strcmp(op, "g")==0) {
 		/* less */
 		printf("\tcmpw 7,%s,%s\n", KID_REG(1), KID_REG(0));