Simplify carry bit set/clr functions

diff --git a/src/psw.c b/src/psw.c
index bf758540d20b2e602285e6b851cb268d09c902f5..d2b9117efde919c9db4de3c9155e8e1f6e3f2fbb 100644 (file)
--- a/src/psw.c
+++ b/src/psw.c
@@ -38,21 +38,13 @@ psw_write_cy(int cy)
 void
 psw_set_cy(void)
 {
-       u_int8_t psw = memory_read8(INT_MEM_ID, _PSW_);
-
-       psw |= PSW_FLAG_CY;
-
-       memory_write8(INT_MEM_ID, _PSW_, psw); /* Save updated value */
+       psw_write_cy(1);
 }
 
 void
 psw_clr_cy(void)
 {
-       u_int8_t psw = memory_read8(INT_MEM_ID, _PSW_);
-
-       psw &= ~PSW_FLAG_CY;
-
-       memory_write8(INT_MEM_ID, _PSW_, psw); /* Save updated value */
+       psw_write_cy(0);
 }
 
 /* Returns 0 or 1 */