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-rw-r--r--target/mips/translate.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/target/mips/translate.c b/target/mips/translate.c
index bcea2a149e..c78d27294c 100644
--- a/target/mips/translate.c
+++ b/target/mips/translate.c
@@ -10755,8 +10755,19 @@ static void gen_rdhwr(DisasContext *ctx, int rt, int rd, int sel)
gen_store_gpr(t0, rt);
break;
case 2:
+ if (ctx->tb->cflags & CF_USE_ICOUNT) {
+ gen_io_start();
+ }
gen_helper_rdhwr_cc(t0, cpu_env);
+ if (ctx->tb->cflags & CF_USE_ICOUNT) {
+ gen_io_end();
+ }
gen_store_gpr(t0, rt);
+ /* Break the TB to be able to take timer interrupts immediately
+ after reading count. BS_STOP isn't sufficient, we need to ensure
+ we break completely out of translated code. */
+ gen_save_pc(ctx->pc + 4);
+ ctx->bstate = BS_EXCP;
break;
case 3:
gen_helper_rdhwr_ccres(t0, cpu_env);