From: James Hogan <james.hogan@mips.com>
ERET and ERETNC shouldn't clear MIPS_HFLAG_M16 for nanoMIPS since there
is no ISA bit, so fix set_pc() to skip the hflags update.
Signed-off-by: James Hogan <james.hogan@mips.com>
Signed-off-by: Yongbok Kim <yongbok.kim@mips.com>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Signed-off-by: Stefan Markovic <smarkovic@wavecomp.com>
Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
---
target/mips/op_helper.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/target/mips/op_helper.c b/target/mips/op_helper.c
index b3eef9f..53c1eea 100644
--- a/target/mips/op_helper.c
+++ b/target/mips/op_helper.c
@@ -2392,6 +2392,9 @@ static void debug_post_eret(CPUMIPSState *env)
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) {
+ return;
+ }
if (error_pc & 1) {
env->hflags |= MIPS_HFLAG_M16;
} else {
--
2.7.4