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authorRichard Henderson <rth@twiddle.net>2015-07-06 19:37:40 +0100
committerRichard Henderson <rth@twiddle.net>2016-02-15 14:50:00 +1100
commit75d14edcf5fd9d5bb614554539799abaaeab3166 (patch)
tree532b1c9b886fd48e47e7963d6911338fa11d9028 /target-i386
parent523e28d7614571680d21641bd0bd9b9e84570cee (diff)
downloadqemu-75d14edcf5fd9d5bb614554539799abaaeab3166.tar.gz
target-i386: Update BNDSTATUS for exceptions raised by BOUND
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-i386')
-rw-r--r--target-i386/mem_helper.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/target-i386/mem_helper.c b/target-i386/mem_helper.c
index 7de775259d..85e75161bc 100644
--- a/target-i386/mem_helper.c
+++ b/target-i386/mem_helper.c
@@ -112,6 +112,9 @@ void helper_boundw(CPUX86State *env, target_ulong a0, int v)
high = cpu_ldsw_data_ra(env, a0 + 2, GETPC());
v = (int16_t)v;
if (v < low || v > high) {
+ if (env->hflags & HF_MPX_EN_MASK) {
+ env->bndcs_regs.sts = 0;
+ }
raise_exception_ra(env, EXCP05_BOUND, GETPC());
}
}
@@ -123,6 +126,9 @@ void helper_boundl(CPUX86State *env, target_ulong a0, int v)
low = cpu_ldl_data_ra(env, a0, GETPC());
high = cpu_ldl_data_ra(env, a0 + 4, GETPC());
if (v < low || v > high) {
+ if (env->hflags & HF_MPX_EN_MASK) {
+ env->bndcs_regs.sts = 0;
+ }
raise_exception_ra(env, EXCP05_BOUND, GETPC());
}
}