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[PULL,40/43] target/hppa: Enable MTTCG

Message ID 20180122034217.19593-41-richard.henderson@linaro.org
State Superseded
Headers show
Series Add hppa-softmmu | expand

Commit Message

Richard Henderson Jan. 22, 2018, 3:42 a.m. UTC 
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 target/hppa/cpu.h | 6 ++++++
 configure         | 1 +
 2 files changed, 7 insertions(+)

-- 
2.14.3
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Patch

diff --git a/target/hppa/cpu.h b/target/hppa/cpu.h
index 79763b254c..3df3ebd19d 100644
--- a/target/hppa/cpu.h
+++ b/target/hppa/cpu.h
@@ -42,6 +42,12 @@ 
 #define TARGET_PHYS_ADDR_SPACE_BITS 32
 #endif
 
+/* PA-RISC 1.x processors have a strong memory model.  */
+/* ??? While we do not yet implement PA-RISC 2.0, those processors have
+   a weak memory model, but with TLB bits that force ordering on a per-page
+   basis.  It's probably easier to fall back to a strong memory model.  */
+#define TCG_GUEST_DEFAULT_MO        TCG_MO_ALL
+
 #define CPUArchState struct CPUHPPAState
 
 #include "exec/cpu-defs.h"
diff --git a/configure b/configure
index 6d8c996c62..420d50a47d 100755
--- a/configure
+++ b/configure
@@ -6522,6 +6522,7 @@  case "$target_name" in
   cris)
   ;;
   hppa)
+    mttcg="yes"
   ;;
   lm32)
   ;;