From: Bernhard Urban <lewurm@gmail.com>
Date: Tue, 18 May 2010 13:25:49 +0000 (+0200)
Subject: codea: bfe regeln ein wenig angepasst
X-Git-Url: http://wien.tomnetworks.com/gitweb/?p=uebersetzerbau-ss10.git;a=commitdiff_plain;h=54e11007271b762cb34aa73c12fe0b36571db5d8

codea: bfe regeln ein wenig angepasst
---

diff --git a/codea/code.bfe b/codea/code.bfe
index 4d024af..e88f2eb 100644
--- a/codea/code.bfe
+++ b/codea/code.bfe
@@ -105,11 +105,8 @@ void gen_imm_eno(struct treenode *bnode, char *instr)
 		} else {
 			printf("\timulq $%d, %%%s, %%%s\n", KID_VAL(0), KID_REG(1), BN_REG);
 		}
-	} else if(strcmp(instr, "addq") == 0) {
+	} else { /* addq */
 		printf("\taddq $%d, %%%s\n", KID_VAL(0), BN_REG);
-	} else { /* subq */
-		moveimm(KID_VAL(0), BN_REG);
-		printf("\t%s %%%s, %%%s\n", instr, KID_REG(1), BN_REG);
 	}
 }
 
@@ -189,11 +186,9 @@ expr: O_ID # 0 #
 expr: imm # 1 # moveimm(BN_VAL, BN_REG);
 
 
-expr: O_SUB(expr,expr)          # 1 # gen_e_eno(bnode, "subq");
+expr: O_SUB(expr,expr)          # 2 # gen_e_eno(bnode, "subq");
 expr: O_SUB(expr,O_FIELD(expr)) # 2 # gen_e_field(bnode, "subq");
-expr: O_SUB(expr,imm)           # 2 # gen_e_imm(bnode, "subq");
-expr: O_SUB(imm,expr)           # 2 # gen_imm_eno(bnode, "subq");
-expr: O_SUB(imm,O_FIELD(expr))  # 2 # gen_imm_field(bnode);
+expr: O_SUB(expr,imm)           # 1 # gen_e_imm(bnode, "subq");
 
 expr: O_SUB(expr,O_SUB(O_ID,expr)) # 2 # gen_subspecial(bnode, 0);
 expr: O_SUB(expr,O_SUB(imm,expr))  # 2 # gen_subspecial(bnode, 1);
@@ -211,7 +206,7 @@ expr: O_SUB(expr,O_MUL(expr,O_MEIGHT)) # 1 # gen_lea(bnode,1);
 
 expr: O_ADD(expr,expr)   # 1 # gen_e_eno(bnode, "addq");
 expr: O_ADD(expr,imm)    # 2 # gen_e_imm(bnode, "addq");
-expr: O_ADD(imm,expr)    # 2 # gen_imm_eno(bnode, "addq");
+expr: O_ADD(imm,expr)    # 1 # gen_imm_eno(bnode, "addq");
 
 expr: O_ADD(expr,O_FIELD(expr)) # 2 # gen_e_field(bnode, "addq");