55df6fcf54
Add support for MMU protection regions that are smaller than TARGET_PAGE_SIZE. We do this by marking the TLB entry for those pages with a flag TLB_RECHECK. This flag causes us to always take the slow-path for accesses. In the slow path we can then special case them to always call tlb_fill() again, so we have the correct information for the exact address being accessed. This change allows us to handle reading and writing from small regions; we cannot deal with execution from the small region. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-id: 20180620130619.11362-2-peter.maydell@linaro.org |
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atomic_template.h | ||
cpu-exec-common.c | ||
cpu-exec.c | ||
cputlb.c | ||
Makefile.objs | ||
softmmu_template.h | ||
tcg-all.c | ||
tcg-runtime-gvec.c | ||
tcg-runtime.c | ||
tcg-runtime.h | ||
trace-events | ||
translate-all.c | ||
translate-all.h | ||
translator.c | ||
user-exec-stub.c | ||
user-exec.c |