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FIH: Disable FIH labels on Apple targets 

The symbols injected here cause some kind of poor interaction with the linker on
MacOS, which results in most of the code becoming hopelessly corrupt.  For now,
just disable these symbols on this target.

Signed-off-by: David Brown <david.brown@linaro.org>
This commit is contained in:
David Brown 2024-06-12 14:29:38 -06:00 committed by David Brown
parent 9cc8dac569
commit 1b1d495338
1 changed files with 2 additions and 0 deletions
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2
boot/bootutil/include/bootutil/fault_injection_hardening.h
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@ -278,6 +278,8 @@ void fih_cfi_decrement(void);
*/ */
#if defined(__ICCARM__) #if defined(__ICCARM__)
#define FIH_LABEL(str, lin, cnt) __asm volatile ("FIH_LABEL_" str "_" #lin "_" #cnt "::" ::); #define FIH_LABEL(str, lin, cnt) __asm volatile ("FIH_LABEL_" str "_" #lin "_" #cnt "::" ::);
#elif defined(__APPLE__)
#define FIH_LABEL(str) do {} while (0)
#else #else
#define FIH_LABEL(str) __asm volatile ("FIH_LABEL_" str "_%=:" ::); #define FIH_LABEL(str) __asm volatile ("FIH_LABEL_" str "_%=:" ::);
#endif #endif