codeb: iburg austricksen...

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

diff --git a/codeb/code.bfe b/codeb/code.bfe
index 61fc793000db40eba620edcae396c3c3768f1a1e..cfd51efcafae207314cedf210df98a26643a09f0 100644 (file)
--- a/codeb/code.bfe
+++ b/codeb/code.bfe
@@ -175,22 +175,25 @@ void gen_subspecial(struct treenode *bnode, short e)
 %}
 
 %start begin
-%term O_RET=1 O_NULL=2 O_SUB=3 O_MUL=4 O_OR=5 O_LESS=6 O_EQ=7 O_ID=8 O_ADD=9 O_NUM=10 O_FIELD=11 O_MTWO=12 O_MFOUR=13 O_MEIGHT=14 O_MONE=15 O_ASSIGN=16
+%term O_RET=1 O_NULL=2 O_SUB=3 O_MUL=4 O_OR=5 O_LESS=6 O_EQ=7 O_ID=8 O_ADD=9 O_NUM=10 O_FIELD=11 O_MTWO=12 O_MFOUR=13 O_MEIGHT=14 O_MONE=15 O_ASSIGN=16 O_IF=17
 
 %%
 
 begin: ret # 0 # printf("\n");
 begin: assign # 0 #
+begin: ifstat # 0 #
 
-assign: O_ASSIGN(O_ID, expr) # 1 # KIDREG2PARM(0); printf("\tmovq %%%s, %%%s\n", BN_REG, KID_REG(0));
-assign: O_ASSIGN(O_ID, O_ID) # 1 # KIDREG2PARM(0); KIDREG2PARM(1); printf("\tmovq %%%s, %%%s\n", KID_REG(1), KID_REG(0));
-assign: O_ASSIGN(O_FIELD(expr), expr) # 1 # KIDKIDREG2PARM(0,0); printf("\tmovq %%%s, %d(%%%s)\n", BN_REG, bnode->kids[0]->soffset * 8, KIDKID_REG(0,0));
+assign: O_ASSIGN(expr, O_ID) # 1 # KIDREG2PARM(1); printf("\tmovq %%%s, %%%s\n", BN_REG, 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_FIELD(expr)) # 1 # KIDKIDREG2PARM(1,0); printf("\tmovq %%%s, %d(%%%s)\n", BN_REG, bnode->kids[1]->soffset * 8, KIDKID_REG(1,0));
 
 ret: O_RET(retexpr) # 2 # printf("\t//o_ret(expr)\n"); move(BN_REG, "rax"); func_footer();
 
 retexpr: O_ID # 1 # printf("\t//retexpr\n"); if(bnode->param_index > -1) move(param_reg(bnode->param_index), BN_REG);
 retexpr: expr
 
+ifstat: O_IF(expr) # 0 #
+
 expr: O_ID # 0 #
 expr: imm # 1 # moveimm(BN_VAL, BN_REG);