If __A__,__AX__ or __EAX__ is used, post-inc/dec within the same statement will not modify it.

Moved testcase from src/test/todo to src/test/val plus minor improvement on portability.

test/todo/inline-asm-1489.c

@@ -1,109 +0,0 @@
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <stdint.h>
-#include <string.h>
-
-#define testasm1(C) (__AX__ = (C),   \
-                     asm("and #$3f"),\
-                    __AX__)
-
-#define testasm2(C) (__A__ = (C),   \
-                     asm("and #$3f"),\
-                    __A__)
-
-uint8_t src[32]  = { 0x10, 0x41, 0x62, 0x83, 0xb4, 0xf5,  0xe6,  0xc7, 0, 0 };
-uint8_t src2[32] = { 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6,  0xc7,  0xc8, 0, 0 };
-
-
-uint8_t ref1[32] = { 0x10, 0x01, 0x22, 0x03, 0x34, 0x35,  0x26,  0x07, 0, 0 };
-uint8_t ref2[32] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06,  0x07,  0x08, 0, 0 };
-
-uint8_t dest[32];
-int res = 0;
-
-void dotest1a(uint8_t *s, uint8_t *d)
-{
-    printf("dotest1a\n");
-    while (*s != 0) {
-        *d = (testasm1(*s));
-//        printf("%04x:%02x\n",d,*d);
-        d++;
-        s++;
-    }
-}
-
-void dotest1b(uint8_t *s, uint8_t *d)
-{
-    printf("dotest1b\n");
-    while (*s != 0) {
-        *d = (testasm2(*s));
-        d++;
-        s++;
-    }
-}
-
-void dotest2a (void)
-{
-  char *p = &src2[0];
-  uint16_t scaddr=&dest[0];     //output to line 11 on the screen
-
-    printf("dotest2a\n");
-    while (*p != 0) {
-        (*(unsigned char *)(scaddr++)=(testasm1(*p)));
-        p++;
-    }
-}
-
-void dotest2b (void)
-{
-  char *p = &src2[0];
-  uint16_t scaddr=&dest[0];     //output to line 11 on the screen
-
-    printf("dotest2b\n");
-    while (*p != 0) {
-        (*(unsigned char *)(scaddr++)=(testasm2(*p)));
-        p++;
-    }
-}
-
-int docmp(uint8_t *s, uint8_t *r)
-{
-    int res = 0;
-    while (*s != 0) {
-//        printf("is %02x\n", *s);
-        if (*r != *s) {
-            printf("is %02x expected %02x\n", *s, *r);
-            res++;
-        }
-        r++;
-        s++;
-    }
-    return res;
-}
-
-int main(void)
-{
-    memset(dest, 0, 10);
-    memset(dest, 0x11, 8);
-    dotest1a(src, dest);
-    res = docmp(dest, ref1);
-
-    memset(dest, 0, 10);
-    memset(dest, 0x22, 8);
-    dotest2a();
-    res += docmp(&dest[0], &ref2[0]);
-
-    memset(dest, 0, 10);
-    memset(dest, 0x33, 8);
-    dotest1b(&src[0], &dest[0]);
-    res = docmp(&dest[0], &ref1[0]);
-
-    memset(dest, 0, 10);
-    memset(dest, 0x44, 8);
-    dotest2b();
-    res += docmp(&dest[0], &ref2[0]);
-
-    printf("res: %02x\n", res);
-    return res;
-}