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[Qemu-devel] [PATCH for 2.10] tcg: enable MTTCG by default for PPC64 on


From: Nikunj A Dadhania
Subject: [Qemu-devel] [PATCH for 2.10] tcg: enable MTTCG by default for PPC64 on x86
Date: Mon, 10 Apr 2017 13:42:17 +0530

This enables the multi-threaded system emulation by default for PPC64
guests using the x86_64 TCG back-end.

Signed-off-by: Nikunj A Dadhania <address@hidden>
---

Depends on following patch which fixes the define name:

https://patchwork.ozlabs.org/patch/748840/

---
 configure        | 2 ++
 target/ppc/cpu.h | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/configure b/configure
index 4b3b5cd..2a87495 100755
--- a/configure
+++ b/configure
@@ -6008,12 +6008,14 @@ case "$target_name" in
   ppc64)
     TARGET_BASE_ARCH=ppc
     TARGET_ABI_DIR=ppc
+    mttcg=yes
     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml 
power-spe.xml power-vsx.xml"
   ;;
   ppc64le)
     TARGET_ARCH=ppc64
     TARGET_BASE_ARCH=ppc
     TARGET_ABI_DIR=ppc
+    mttcg=yes
     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml 
power-spe.xml power-vsx.xml"
   ;;
   ppc64abi32)
diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h
index e0ff041..ece535d 100644
--- a/target/ppc/cpu.h
+++ b/target/ppc/cpu.h
@@ -30,6 +30,8 @@
 #define TARGET_LONG_BITS 64
 #define TARGET_PAGE_BITS 12
 
+#define TCG_GUEST_DEFAULT_MO 0
+
 /* Note that the official physical address space bits is 62-M where M
    is implementation dependent.  I've not looked up M for the set of
    cpus we emulate at the system level.  */
-- 
2.9.3




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