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MIPS: Integrate and enable JIT compiler.

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This commit is contained in:
Mike Pall
2012-03-30 01:36:55 +02:00
parent 2225c9aafc
commit bcd459aa0e
10 changed files with 2308 additions and 25 deletions
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6
src/lj_mcode.c
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@@ -203,7 +203,13 @@ static void *mcode_alloc(jit_State *J, size_t sz)
/* Target an address in the static assembler code (64K aligned).
** Try addresses within a distance of target-range/2+1MB..target+range/2-1MB.
*/
#if LJ_TARGET_MIPS
/* Use the middle of the 256MB-aligned region. */
uintptr_t target = ((uintptr_t)(void *)lj_vm_exit_handler & 0xf0000000u) +
0x08000000u;
#else
uintptr_t target = (uintptr_t)(void *)lj_vm_exit_handler & ~(uintptr_t)0xffff;
#endif
const uintptr_t range = (1u << LJ_TARGET_JUMPRANGE) - (1u << 21);
/* First try a contiguous area below the last one. */
uintptr_t hint = J->mcarea ? (uintptr_t)J->mcarea - sz : 0;