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Merge pull request #271 from frida/fix/qnx-cache-flushing

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arm: Fix cache flushing on QNX
This commit is contained in:
Anthony Green
2017-09-27 20:54:09 -04:00
committed by GitHub
parent c8f1aa3d04 ed8488345e
commit 10099d6cad
1 changed files with 5 additions and 0 deletions
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src/arm/ffi.c
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@@ -566,8 +566,13 @@ ffi_prep_closure_loc (ffi_closure * closure,
config[1] = closure_func; config[1] = closure_func;
#else #else
memcpy (closure->tramp, ffi_arm_trampoline, 8); memcpy (closure->tramp, ffi_arm_trampoline, 8);
#if defined (__QNX__)
msync(closure->tramp, 8, 0x1000000); /* clear data map */
msync(codeloc, 8, 0x1000000); /* clear insn map */
#else
__clear_cache(closure->tramp, closure->tramp + 8); /* clear data map */ __clear_cache(closure->tramp, closure->tramp + 8); /* clear data map */
__clear_cache(codeloc, codeloc + 8); /* clear insn map */ __clear_cache(codeloc, codeloc + 8); /* clear insn map */
#endif
*(void (**)(void))(closure->tramp + 8) = closure_func; *(void (**)(void))(closure->tramp + 8) = closure_func;
#endif #endif