[PULL 18/26] target/mips: Do not initialize MT registers if MT ASE absent

[Philippe Mathieu-Daudé <f4bug@xxxxxxxxx>]

Do not initialize MT-related config registers if the MT ASE
is not present. As some functions access the 'mvp' structure,
we still zero-allocate it.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@xxxxxxxxx>
Reviewed-by: Richard Henderson <richard.henderson@xxxxxxxxxx>
Message-Id: <20201204222622.2743175-4-f4bug@xxxxxxxxx>
---
 target/mips/translate_init.c.inc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/target/mips/translate_init.c.inc b/target/mips/translate_init.c.inc
index 5a926bc6df3..f72fee3b40a 100644
--- a/target/mips/translate_init.c.inc
+++ b/target/mips/translate_init.c.inc
@@ -993,6 +993,10 @@ static void mvp_init(CPUMIPSState *env)
 {
     env->mvp = g_malloc0(sizeof(CPUMIPSMVPContext));
 
+    if (!ase_mt_available(env)) {
+        return;
+    }
+
     /* MVPConf1 implemented, TLB sharable, no gating storage support,
        programmable cache partitioning implemented, number of allocatable
        and shareable TLB entries, MVP has allocatable TCs, 2 VPEs
-- 
2.26.2