Factorise code for binary emitters of ia32 fp operation with fp register.

[libfirm] / ir / be / ia32 / ia32_emitter.c

diff --git a/ir/be/ia32/ia32_emitter.c b/ir/be/ia32/ia32_emitter.c
index 01b619e..385611b 100644 (file)
--- a/ir/be/ia32/ia32_emitter.c
+++ b/ir/be/ia32/ia32_emitter.c
@@ -3238,6 +3238,12 @@ static void bemit_fbinopp(const ir_node *node, unsigned const code)
        bemit8(code + out->index);
 }
 
+static void bemit_fop_reg(ir_node const *const node, unsigned char const op0, unsigned char const op1)
+{
+       bemit8(op0);
+       bemit8(op1 + get_ia32_x87_attr_const(node)->x87[0]->index);
+}
+
 static void bemit_fabs(const ir_node *node)
 {
        (void)node;
@@ -3403,23 +3409,17 @@ static void bemit_fmulp(const ir_node *node)
 
 static void bemit_fpop(const ir_node *node)
 {
-       const ia32_x87_attr_t *attr = get_ia32_x87_attr_const(node);
-       bemit8(0xDD);
-       bemit8(0xD8 + attr->x87[0]->index);
+       bemit_fop_reg(node, 0xDD, 0xD8);
 }
 
 static void bemit_fpush(const ir_node *node)
 {
-       const ia32_x87_attr_t *attr = get_ia32_x87_attr_const(node);
-       bemit8(0xD9);
-       bemit8(0xC0 + attr->x87[0]->index);
+       bemit_fop_reg(node, 0xD9, 0xC0);
 }
 
 static void bemit_fpushcopy(const ir_node *node)
 {
-       const ia32_x87_attr_t *attr = get_ia32_x87_attr_const(node);
-       bemit8(0xD9);
-       bemit8(0xC0 + attr->x87[0]->index);
+       bemit_fop_reg(node, 0xD9, 0xC0);
 }
 
 static void bemit_fst(const ir_node *node)
@@ -3545,9 +3545,7 @@ static void bemit_fucomppfnstsw(const ir_node *node)
 
 static void bemit_fxch(const ir_node *node)
 {
-       const ia32_x87_attr_t *attr = get_ia32_x87_attr_const(node);
-       bemit8(0xD9);
-       bemit8(0xC8 + attr->x87[0]->index);
+       bemit_fop_reg(node, 0xD9, 0xC8);
 }
 
 /**
@@ -3690,6 +3688,7 @@ static void ia32_register_binary_emitters(void)
 
        /* ignore the following nodes */
        register_emitter(op_ia32_ProduceVal,   emit_Nothing);
+       register_emitter(op_ia32_Unknown,      emit_Nothing);
        register_emitter(op_be_Keep,           emit_Nothing);
        register_emitter(op_be_Start,          emit_Nothing);
        register_emitter(op_Phi,               emit_Nothing);