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target/s390x: define TCG_GUEST_DEFAULT_MO for MTTCG 

MTTCG should be enabled by default whenever the memory model allows
it. s390x was missing its definition of TCG_GUEST_DEFAULT_MO meaning
the user had to manually specify  --accel tcg,thread=multi.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Cc: David Hildenbrand <david@redhat.com>
Message-Id: <20190118171848.27332-1-alex.bennee@linaro.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
This commit is contained in:
Alex Bennée 2019-01-18 17:18:48 +00:00 committed by Cornelia Huck
parent a61faa3d02
commit 843caef2ef
1 changed files with 4 additions and 0 deletions
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target/s390x/cpu.h
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@ -35,6 +35,10 @@
#define CPUArchState struct CPUS390XState
#include "exec/cpu-defs.h"
/* The z/Architecture has a strong memory model with some store-after-load re-ordering */
#define TCG_GUEST_DEFAULT_MO (TCG_MO_ALL & ~TCG_MO_ST_LD)
#define TARGET_PAGE_BITS 12
#define TARGET_PHYS_ADDR_SPACE_BITS 64