If the PC is in the last page of the address space, next_page_start
overflows to 0. Fix it.
Cc: Guan Xuetao <g...@mprc.pku.edu.cn>
Signed-off-by: Emilio G. Cota <c...@braap.org>
---
target/unicore32/translate.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/target/unicore32/translate.c b/target/unicore32/translate.c
index 5b51f21..abe2ea8 100644
--- a/target/unicore32/translate.c
+++ b/target/unicore32/translate.c
@@ -1875,7 +1875,7 @@ void gen_intermediate_code(CPUState *cs, TranslationBlock
*tb)
CPUUniCore32State *env = cs->env_ptr;
DisasContext dc1, *dc = &dc1;
target_ulong pc_start;
- uint32_t next_page_start;
+ uint32_t page_start;
int num_insns;
int max_insns;
@@ -1894,7 +1894,7 @@ void gen_intermediate_code(CPUState *cs, TranslationBlock
*tb)
cpu_F1s = tcg_temp_new_i32();
cpu_F0d = tcg_temp_new_i64();
cpu_F1d = tcg_temp_new_i64();
- next_page_start = (pc_start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
+ page_start = pc_start & TARGET_PAGE_MASK;
num_insns = 0;
max_insns = tb_cflags(tb) & CF_COUNT_MASK;
if (max_insns == 0) {
@@ -1951,7 +1951,7 @@ void gen_intermediate_code(CPUState *cs, TranslationBlock
*tb)
} while (!dc->is_jmp && !tcg_op_buf_full() &&
!cs->singlestep_enabled &&
!singlestep &&
- dc->pc < next_page_start &&
+ dc->pc - page_start < TARGET_PAGE_SIZE &&
num_insns < max_insns);
if (tb_cflags(tb) & CF_LAST_IO) {
--
2.7.4
