[dotgnu-pnet-commits] [SCM] DotGNU Portable.NET engine, compilers and tools (pnet) branch, master, updated. ace55526e68658caf8c8fe4c0c471772af98c628

[Klaus Treichel]

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- Log -----------------------------------------------------------------
http://git.savannah.gnu.org/cgit/pnet.git/commit/?id=ace55526e68658caf8c8fe4c0c471772af98c628

commit ace55526e68658caf8c8fe4c0c471772af98c628
Author: Klaus Treichel <address@hidden>
Date:   Sat Dec 25 17:41:32 2010 +0100

    Add the vmbreak barrier for x86 and remove the volatile from the
    configuration of the volatile cvm interpreter variables too.

diff --git a/ChangeLog b/ChangeLog
index 67367c6..345f4dd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -8,7 +8,7 @@
        * engine/cvm.c: Move configuration of interpreter loop variables to
        cvm_config.h
        Remove the volatile from the volatile interpreter variable configuration
-       for gcc 4.x and x86_64 because they are not needed anymore.
+       for gcc 4.x and x86_64 and x86 because they are not needed anymore.
        (_ILCVMInterpreter): Prepend a CVM_ to the configurable register
        variables.      
 
diff --git a/engine/cvm.c b/engine/cvm.c
index 68358f4..6793678 100644
--- a/engine/cvm.c
+++ b/engine/cvm.c
@@ -102,14 +102,14 @@ extern    "C" {
  */
 #if defined(__GNUC__) && !defined(IL_VMCASE_BARRIER)
 #if (__GNUC__ == 4) && defined(CVM_X86)
-#define IL_PC_VOLATILE volatile
-#define IL_STACKTOP_VOLATILE volatile
-#define IL_FRAME_VOLATILE volatile
-#define IL_STACKMAX_VOLATILE volatile
-#define IL_METHOD_VOLATILE volatile
-#define IL_METHODTOCALL_VOLATILE volatile
-#define IL_CALLFRAME_VOLATILE volatile
-#define IL_TEMPPTR_VOLATILE volatile
+#define IL_PC_VOLATILE
+#define IL_STACKTOP_VOLATILE
+#define IL_FRAME_VOLATILE
+#define IL_STACKMAX_VOLATILE
+#define IL_METHOD_VOLATILE
+#define IL_METHODTOCALL_VOLATILE
+#define IL_CALLFRAME_VOLATILE
+#define IL_TEMPPTR_VOLATILE
 #endif
 #if (__GNUC__ == 4) && defined(CVM_X86_64)
 #define IL_PC_VOLATILE
diff --git a/engine/cvm_config.h b/engine/cvm_config.h
index 3097c5e..58a38d9 100644
--- a/engine/cvm_config.h
+++ b/engine/cvm_config.h
@@ -264,6 +264,10 @@ extern int _ILCVMInsnCount[];
        #define CVM_REGISTER_ASM_PC(x)                  register x asm ("esi")
        #define CVM_REGISTER_ASM_STACK(x)               register x asm ("edi")
        #define CVM_REGISTER_ASM_FRAME(x)               register x asm ("ebx")
+#if defined(IL_CVM_DIRECT_UNROLLED)
+       #define CVM_VMBREAK_BARRIER()   \
+               __asm__ __volatile__ ("" : : : "eax", "ecx", "edx", "memory")
+#endif
 #elif defined(CVM_X86_64) && defined(__GNUC__) && !defined(IL_NO_ASM)
 
        #define CVM_REGISTER_ASM_X86_64 1

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog           |    2 +-
 engine/cvm.c        |   16 ++++++++--------
 engine/cvm_config.h |    4 ++++
 3 files changed, 13 insertions(+), 9 deletions(-)


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