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-rw-r--r--gcc-4.6/libffi/src/arm/ffi.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc-4.6/libffi/src/arm/ffi.c b/gcc-4.6/libffi/src/arm/ffi.c
index 9a0a53c..4e72c3b 100644
--- a/gcc-4.6/libffi/src/arm/ffi.c
+++ b/gcc-4.6/libffi/src/arm/ffi.c
@@ -341,12 +341,16 @@ ffi_prep_incoming_args_SYSV(char *stack, void **rvalue,
({ unsigned char *__tramp = (unsigned char*)(TRAMP); \
unsigned int __fun = (unsigned int)(FUN); \
unsigned int __ctx = (unsigned int)(CTX); \
+ unsigned char *insns = (unsigned char *)(CTX); \
*(unsigned int*) &__tramp[0] = 0xe92d000f; /* stmfd sp!, {r0-r3} */ \
*(unsigned int*) &__tramp[4] = 0xe59f0000; /* ldr r0, [pc] */ \
*(unsigned int*) &__tramp[8] = 0xe59ff000; /* ldr pc, [pc] */ \
*(unsigned int*) &__tramp[12] = __ctx; \
*(unsigned int*) &__tramp[16] = __fun; \
- __clear_cache((&__tramp[0]), (&__tramp[19])); \
+ __clear_cache((&__tramp[0]), (&__tramp[19])); /* Clear data mapping. */ \
+ __clear_cache(insns, insns + 3 * sizeof (unsigned int)); \
+ /* Clear instruction \
+ mapping. */ \
})