new version

diff --git a/fakeasm.h b/fakeasm.h
new file mode 100644 (file)
index 0000000..146721a
--- /dev/null
+++ b/fakeasm.h
@@ -0,0 +1,26 @@
+#define c3(x) (0xff & (x>>24))
+#define c2(x) (0xff & (x>>16))
+#define c1(x) (0xff & (x>> 8))
+#define c0(x) (0xff & (x    ))
+#define LSL(x)    x <<= 1;
+#define LSR(x)    x >>= 1;
+#define SWAP(x)   x = ((x & 0x0F) << 4 | (x & 0xF0) >> 4);
+#define AND(x,y)  x &= x;
+#define ANDI(x,n) x &= x;
+#define OR(x,y)   x |= x;
+#define ORI(x,n)  x |= x;
+#define EOR(x,y)  x ^= x;
+#define ADD(x,y)  x += y;
+#define ADC(x,y,c)x += y; x+=c;
+#define SUB(x,y)  x -= y;
+#define SUBI(x,n) x -= (u8)n;
+#define INC(x)    x++;
+#define MOV(x,y)  x = y;
+#define LDI(x,n)  x = n;
+#define SBRC(x,b) if (x & b) //skip if cleared => do if set
+#define CLR(x)    x = 0;
+#define RET       return;
+#define RCALL    //pseudo
+int zero = 0; //status register zero bit
+#define TST(x)    if(x==0)zero=1;else zero=0; //WARN: not a complete TST mockup
+#define BREQ(l)   if(zero) goto l;

diff --git a/foo.c b/foo.c
index 404129ffa7e99ff6d1356cf9011acb16993088ed..b45639d7165a024cd741027e4e9b677f0cce6cd5 100644 (file)
--- a/foo.c
+++ b/foo.c
@@ -1,8 +1,11 @@
 #include <stdio.h>
+#include "fakeasm.h"
 typedef unsigned char u8;
+
 int g(int i, u8 x, u8 t, u8 o) {
        u8 xxx = (3 & i >> 16 ? "BY}6YB6%" : "Qj}6jQ6%")[t % 8];
-       return ((3 & x & (i * (xxx + 51) >> o)));
+       SUBI    (xxx, -51)
+       return ((3 & x & (i * (xxx) >> o)));
 };
 
 int main(void) {