Move to fill a hole in the set of bits.
Reduce the total number of tlb bits by 1.
Reviewed-by: Philippe Mathieu-Daudé <phi...@linaro.org>
Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
---
include/exec/cpu-all.h | 4 ++--
tcg/tcg-op-ldst.c | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/include/exec/cpu-all.h b/include/exec/cpu-all.h
index b5618613cc..8018ce783e 100644
--- a/include/exec/cpu-all.h
+++ b/include/exec/cpu-all.h
@@ -325,10 +325,10 @@ CPUArchState *cpu_copy(CPUArchState *env);
#define TLB_NOTDIRTY (1 << (TARGET_PAGE_BITS_MIN - 2))
/* Set if TLB entry is an IO callback. */
#define TLB_MMIO (1 << (TARGET_PAGE_BITS_MIN - 3))
+/* Set if TLB entry writes ignored. */
+#define TLB_DISCARD_WRITE (1 << (TARGET_PAGE_BITS_MIN - 4))
/* Set if the slow path must be used; more flags in CPUTLBEntryFull. */
#define TLB_FORCE_SLOW (1 << (TARGET_PAGE_BITS_MIN - 5))
-/* Set if TLB entry writes ignored. */
-#define TLB_DISCARD_WRITE (1 << (TARGET_PAGE_BITS_MIN - 6))
/*
* Use this mask to check interception with an alignment mask
diff --git a/tcg/tcg-op-ldst.c b/tcg/tcg-op-ldst.c
index a4f51bfb6e..0fcc1618e5 100644
--- a/tcg/tcg-op-ldst.c
+++ b/tcg/tcg-op-ldst.c
@@ -39,7 +39,7 @@ static void check_max_alignment(unsigned a_bits)
* The requested alignment cannot overlap the TLB flags.
* FIXME: Must keep the count up-to-date with "exec/cpu-all.h".
*/
- tcg_debug_assert(a_bits + 6 <= tcg_ctx->page_bits);
+ tcg_debug_assert(a_bits + 5 <= tcg_ctx->page_bits);
#endif
}
--
2.34.1
