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[dotgnu-pnet-commits] [SCM] DotGNU Portable.NET engine, compilers and to
From: |
Klaus Treichel |
Subject: |
[dotgnu-pnet-commits] [SCM] DotGNU Portable.NET engine, compilers and tools (pnet) branch, master, updated. cbe079cd5a688ec641e3a41cccefb33b72653a4e |
Date: |
Wed, 07 Apr 2010 06:09:55 +0000 |
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- Log -----------------------------------------------------------------
http://git.savannah.gnu.org/cgit/pnet.git/commit/?id=cbe079cd5a688ec641e3a41cccefb33b72653a4e
commit cbe079cd5a688ec641e3a41cccefb33b72653a4e
Author: Klaus Treichel <address@hidden>
Date: Wed Apr 7 08:08:06 2010 +0200
Remove the code for the no longer needed opcode COP_CCTOR_ONCE.
diff --git a/ChangeLog b/ChangeLog
index 9961e44..d5dc344 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2010-04-07 Klaus Treichel <address@hidden>
+
+ * engine/cvm.h: Mark the no longer used opcode COP_CCTOR_ONCE unsused.
+
+ * engine/cvm_call.c: Remove the code for the COP_CCTOR_ONCE opcode.
+
2010-04-06 Klaus Treichel <address@hidden>
* engine/amd64_codegen.h: Remove emitting the Rex prefix for some fpu
diff --git a/engine/cvm.h b/engine/cvm.h
index 2532568..1552206 100644
--- a/engine/cvm.h
+++ b/engine/cvm.h
@@ -307,7 +307,9 @@ extern "C" {
#define COP_PUSH_THREAD 0xDC
#define COP_PUSH_THREAD_RAW 0xDD
#define COP_PUSHDOWN 0xDE
-#define COP_CCTOR_ONCE 0xDF
+/*
+ * #define COP_CCTOR_ONCE 0xDF NOT USED
ANYMORE
+ */
#define COP_CALLI 0xE0
#define COP_JMPI 0xE1
diff --git a/engine/cvm_call.c b/engine/cvm_call.c
index e5a5375..67ec6ad 100644
--- a/engine/cvm_call.c
+++ b/engine/cvm_call.c
@@ -1122,42 +1122,6 @@ VMCASE(COP_CALL_INTERFACE):
VMBREAK(COP_CALL_INTERFACE);
/**
- * <opcode name="cctor_once" group="Call management instructions">
- * <operation>Block the current method from being executed
- * more than once</operation>
- *
- * <format>cctor_once</format>
- * <dformat>{cctor_once}</dformat>
- *
- * <form name="cctor_once" code="COP_CCTOR_ONCE"/>
- *
- * <description>The <i>cctor_once</i> instruction is typically
- * the first instruction in a static constructor. If this is the
- * first time that the static constructor has been called, then
- * the method will continue. Otherwise, the effect will be the
- * same as for <i>return</i>.</description>
- *
- * <notes>This instruction permits CVM bytecode to call static
- * constructors from anywhere in the system, without having to
- * worry about whether it has already been called. This instruction
- * will also prevent recursive static constructor calls from
- * looping indefinitely.</notes>
- * </opcode>
- */
-VMCASE(COP_CCTOR_ONCE):
-{
- /* Execute the rest of this static constructor method once only */
- if((method->member.owner->attributes & IL_META_TYPEDEF_CCTOR_ONCE) == 0)
- {
- /* We haven't executed this method yet, so mark and continue */
- method->member.owner->attributes |= IL_META_TYPEDEF_CCTOR_ONCE;
- MODIFY_PC_AND_STACK(CVM_LEN_NONE, 0);
- VMBREAK(COP_CCTOR_ONCE);
- }
-}
-/* Fall through to the next case */
-
-/**
* <opcode name="return" group="Call management instructions">
* <operation>Return from the current method with no return value</operation>
*
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 6 ++++++
engine/cvm.h | 4 +++-
engine/cvm_call.c | 36 ------------------------------------
3 files changed, 9 insertions(+), 37 deletions(-)
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