ppc: ersten zwei codeb testfaelle gehen (assign)

[uebersetzerbau-ss10.git] / gesamt_ppc / code.bfe

diff --git a/gesamt_ppc/code.bfe b/gesamt_ppc/code.bfe
index bee2d8623b16d43a3914f9023d6ce7e477fef949..384314e7d90227d5eceebe38e8d1432739f59e1f 100644 (file)
--- a/gesamt_ppc/code.bfe
+++ b/gesamt_ppc/code.bfe
@@ -86,7 +86,7 @@ void gen_e_imm(struct treenode *bnode, char *instr)
                if(KID_VAL(1) == 1 && strcmp(KID_REG(0), BN_REG) == 0) {
                        printf("\t#multiplikation mit 1 wegoptimiert\n");
                } else {
-                       printf("\tmullw $%d, %%%s, %%%s\n", KID_VAL(1), KID_REG(0), BN_REG);
+                       printf("\tmulli %s,%s,%d\n", BN_REG, KID_REG(0), KID_VAL(1));
                }
        } else {
                if(strcmp(instr, "sub") == 0 && KID_VAL(1) == 0) {
@@ -123,7 +123,7 @@ void gen_imm_eno(struct treenode *bnode, char *instr)
                if(KID_VAL(0) == 1 && strcmp(KID_REG(1), BN_REG) == 0) {
                        printf("\t#multiplikation mit 1 wegoptimiert\n");
                } else {
-                       printf("\tmullw $%d, %%%s, %%%s\n", KID_VAL(0), KID_REG(1), BN_REG);
+                       printf("\tmulli %s,%s,%d\n", BN_REG, KID_REG(1), KID_VAL(0));
                }
        } else { /* addq */
                printf("\taddq $%d, %%%s\n", KID_VAL(0), BN_REG);
@@ -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));
@@ -205,11 +210,12 @@ void gen_subspecial(struct treenode *bnode, short e)
                printf("\tsubf %%%s, %%%s\n", KIDKID_REG(1,0), BN_REG);
        }
        if(e) KIDKIDREG2PARM(1,1);
-       printf("\taddq %%%s, %%%s\n", KIDKID_REG(1,1), BN_REG);
+       printf("\tadd %s,%s,%s\n", BN_REG, BN_REG, KIDKID_REG(1,1));
 }
 
 void assign_var(struct treenode *bnode)
 {
+       printf("\t#assign_var\n");
        KIDREG2PARM(1);
        if (strcmp(bnode->kids[0]->kids[0]->name, bnode->kids[1]->name) != 0) {
                KIDKIDREG2PARM(0,0);
@@ -299,15 +305,15 @@ void gen_sub_field(struct treenode *bnode)
 
 %%
 
-begin: ret # 0 # printf("\n");
+begin: ret # 0 #
 begin: assign # 0 #
 begin: ifstat # 0 #
 begin: args # 0 #
 
 
-assign: O_ASSIGN(expr, O_ID) # 1 # KIDREG2PARM(1); printf("\tmovq %%%s, %%%s\n", BN_REG, KID_REG(1));
-assign: O_ASSIGN(imm, O_ID) # 1 # KIDREG2PARM(1); printf("\tmovq $%d, %%%s\n", KID_VAL(0), KID_REG(1));
-assign: O_ASSIGN(O_ID, O_ID) # 1 # KIDREG2PARM(1); KIDREG2PARM(0); printf("\tmovq %%%s, %%%s\n", KID_REG(0), KID_REG(1));
+assign: O_ASSIGN(expr, O_ID) # 1 # KIDREG2PARM(1); printf("\tmr %s,%s\n", KID_REG(1), BN_REG);
+assign: O_ASSIGN(imm, O_ID) # 1 # KIDREG2PARM(1); printf("\tli %s,%d\n", KID_REG(1), KID_VAL(0));
+assign: O_ASSIGN(O_ID, O_ID) # 1 # KIDREG2PARM(1); KIDREG2PARM(0); printf("\tmr %s,%s\n", KID_REG(1), KID_REG(0));
 
 assign: O_ASSIGN(O_SUB(O_ID,O_NUM), O_ID) # 1 # assign_var(bnode);
 
@@ -392,7 +398,7 @@ expr: O_EQ(O_EQ(expr,O_NULL),O_NULL)  # 3 # gen_eqless(bnode, "ne", 1, 0, 1);
 expr: O_EQ(O_EQ(O_EQ(expr,O_NULL),O_NULL),O_NULL) # 3 # gen_eqless(bnode, "e", 1, 0, 2);
 
 
-expr: O_FIELD(expr) # 1 # printf("\t/* field(expr)*/\n"); KIDREG2PARM(0); printf("\tmovq %d(%%%s), %%%s\n", bnode->soffset * 8, KID_REG(0), BN_REG);
+expr: O_FIELD(expr) # 1 # printf("\t/* field(expr)*/\n"); KIDREG2PARM(0); printf("\tlwz %s, %d(%s)\n", BN_REG, bnode->soffset * 4, KID_REG(0));
 expr: O_FIELD(imm)  # 1 # printf("\t/* field(imm)*/\n"); printf("\tmovq %d, %%%s\n", KID_VAL(0) + (bnode->soffset * 8), BN_REG);