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comparison m68k_to_x86.c @ 102:bfaca67eeb78

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allocate a new native code chunk when we run out of space
author Mike Pavone <pavone@retrodev.com>
date Thu, 27 Dec 2012 22:41:28 -0800
parents 45cd7d3e7918
children a0fdaa134964
comparison
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101:d7789186ba5e 102:bfaca67eeb78
2160 exit(1); 2160 exit(1);
2161 } 2161 }
2162 do { 2162 do {
2163 do { 2163 do {
2164 if (dst_end-dst < 128) { 2164 if (dst_end-dst < 128) {
2165 puts("out of code memory"); 2165 if (dst_end-dst < 5) {
2166 exit(1); 2166 puts("out of code memory, not enough space for jmp to next chunk");
2167 exit(1);
2168 }
2169 size_t size = 1024*1024;
2170 opts->cur_code = alloc_code(&size);
2171 opts->code_end = opts->cur_code + size;
2172 jmp(dst, opts->cur_code);
2173 dst = opts->cur_code;
2174 dst_end = opts->code_end;
2167 } 2175 }
2168 next = m68k_decode(encoded, &instbuf, address); 2176 next = m68k_decode(encoded, &instbuf, address);
2169 address += (next-encoded)*2; 2177 address += (next-encoded)*2;
2170 encoded = next; 2178 encoded = next;
2171 m68k_disasm(&instbuf, disbuf); 2179 m68k_disasm(&instbuf, disbuf);