new version

use `_` as tmpregister consistently; use x as Xhi

diff --git a/foo.c b/foo.c
index 5c3fc8a..d708f3c 100644 (file)
--- a/foo.c
+++ b/foo.c
@@ -60,7 +60,7 @@ void g(void) {
        SUBI    (t, -8)
        skip:
        t = data[t];
-       /*MOV X_hi==_, data_hi
+       /*MOV X_hi==x, data_hi
          MOV X_lo==t, data_lo
          ADD X_lo, t
          ADC X_hi, zero
@@ -78,7 +78,7 @@ int main(void) {
                MOV     (n, i2)
                LSL     (n)
                LSL     (n)
-               #define tmp acc
+               #define tmp _
                MOV     (tmp, i1)
                SWAP    (tmp)
                ANDI    (tmp, 0x0f)
@@ -90,7 +90,7 @@ int main(void) {
                ROR     (s)
                ROR     (s)
                ANDI    (s, 0x80)
-               #define tmp acc
+               #define tmp _
                MOV     (tmp, i2)
                LSR     (tmp)
                OR      (s, tmp)
@@ -129,7 +129,7 @@ int main(void) {
                SWAP    (Ml)
                ANDI    (Ml, 0xf0)
                LSL     (Ml)
-               #define tmp Mh
+               #define tmp _
                MOV     (tmp, i1)
                LSR     (tmp)
                LSR     (tmp)
@@ -179,7 +179,7 @@ int main(void) {
                ANDI    (Ml, 0xf0)
                LSL     (Ml)
                LSL     (Ml)
-               #define tmp Mh
+               #define tmp _
                MOV     (tmp, i1)
                LSR     (tmp)
                LSR     (tmp)