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[Qemu-devel] [PULL] target/alpha: Enable MTTCG by default
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PULL] target/alpha: Enable MTTCG by default |
Date: |
Tue, 28 Feb 2017 11:46:51 +1100 |
Alpha has a weak memory ordering and issues all of the required barriers.
Signed-off-by: Richard Henderson <address@hidden>
---
configure | 1 +
target/alpha/cpu.h | 3 +++
2 files changed, 4 insertions(+)
diff --git a/configure b/configure
index df58e91..6c21975 100755
--- a/configure
+++ b/configure
@@ -5894,6 +5894,7 @@ case "$target_name" in
TARGET_BASE_ARCH=i386
;;
alpha)
+ mttcg="yes"
;;
arm|armeb)
TARGET_ARCH=arm
diff --git a/target/alpha/cpu.h b/target/alpha/cpu.h
index b08d160..691ac00 100644
--- a/target/alpha/cpu.h
+++ b/target/alpha/cpu.h
@@ -28,6 +28,9 @@
#define CPUArchState struct CPUAlphaState
+/* Alpha processors have a weak memory model */
+#define TCG_GUEST_DEFAULT_MO (0)
+
#include "exec/cpu-defs.h"
#include "fpu/softfloat.h"
--
2.9.3