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[12/16] target-i386: Update BNDSTATUS for exceptions raised by BOUND

Message ID 1455039832-9133-13-git-send-email-rth@twiddle.net (mailing list archive)
State New, archived
Headers show

Commit Message

Richard Henderson Feb. 9, 2016, 5:43 p.m. UTC 
Signed-off-by: Richard Henderson <rth@twiddle.net>
---
 target-i386/mem_helper.c | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/target-i386/mem_helper.c b/target-i386/mem_helper.c
index 7de7752..85e7516 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());
     }
 }