[Qemu-devel] [PATCH v7 52/80] target/mips: Fix ERET/ERETNC behavior related to ADEL exception

[Aleksandar Markovic]

From: Yongbok Kim <yongbok....@mips.com>

Fix ERET/ERETNC so that ADEL exception can be raised.

Signed-off-by: Yongbok Kim <yongbok....@mips.com>
Signed-off-by: Aleksandar Markovic <amarko...@wavecomp.com>
Signed-off-by: Stefan Markovic <smarko...@wavecomp.com>
Reviewed-by: Aleksandar Markovic <amarko...@wavecomp.com>
---
 target/mips/op_helper.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/target/mips/op_helper.c b/target/mips/op_helper.c
index 6dc6bb6..65935e7 100644
--- a/target/mips/op_helper.c
+++ b/target/mips/op_helper.c
@@ -2393,7 +2393,6 @@ static void set_pc(CPUMIPSState *env, target_ulong 
error_pc)
 {
     env->active_tc.PC = error_pc & ~(target_ulong)1;
     if (env->insn_flags & ISA_NANOMIPS32) {
-        /* Don't clear MIPS_HFLAG_M16 */
         return;
     }
     if (error_pc & 1) {
@@ -2431,10 +2430,12 @@ void helper_eretnc(CPUMIPSState *env)
 void helper_deret(CPUMIPSState *env)
 {
     debug_pre_eret(env);
-    set_pc(env, env->CP0_DEPC);
 
     env->hflags &= ~MIPS_HFLAG_DM;
     compute_hflags(env);
+
+    set_pc(env, env->CP0_DEPC);
+
     debug_post_eret(env);
 }
 #endif /* !CONFIG_USER_ONLY */
-- 
2.7.4