Fork of llvm with experimental commits and workarounds for RPCS3
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Jakob Stoklund Olesen 93b4cf4daf Remove extra MayLoad/MayStore flags from atomic_load/store.
These extra flags are not required to properly order the atomic
load/store instructions. SelectionDAGBuilder chains atomics as if they
were volatile, and SelectionDAG::getAtomic() sets the isVolatile bit on
the memory operands of all atomic operations.

The volatile bit is enough to order atomic loads and stores during and
after SelectionDAG.

This means we set mayLoad on atomic_load, mayStore on atomic_store, and
mayLoad+mayStore on the remaining atomic read-modify-write operations.

llvm-svn: 162733
2012-08-28 03:11:32 +00:00
autoconf Temporarily revert this to bring back the bots. 2012-08-28 01:17:46 +00:00
bindings
cmake enable cross compilation with cmake 2012-08-20 19:56:52 +00:00
docs Change the linker_private_weak_def_auto' linkage to linkonce_odr_auto_hide' to 2012-08-17 18:33:14 +00:00
examples
include Remove extra MayLoad/MayStore flags from atomic_load/store. 2012-08-28 03:11:32 +00:00
lib Remove extra MayLoad/MayStore flags from atomic_load/store. 2012-08-28 03:11:32 +00:00
projects
runtime Profile: move a single enum out of ProfileInfoTypes.h into a new 2012-08-24 18:31:44 +00:00
test Remove extra MayLoad/MayStore flags from atomic_load/store. 2012-08-28 03:11:32 +00:00
tools Add basic support for .debug_ranges section to LLVM's DebugInfo library. 2012-08-27 07:17:47 +00:00
unittests Don't pass a null pointer to cast<> in its unit tests. 2012-08-21 20:39:25 +00:00
utils Fix integer undefined behavior due to signed left shift overflow in LLVM. 2012-08-24 23:29:28 +00:00
.gitignore Ignore the documentation-suggested location for compile_commands.json 2012-08-21 19:23:30 +00:00
CMakeLists.txt enable cross compilation with cmake 2012-08-20 19:56:52 +00:00
CODE_OWNERS.TXT
configure Temporarily revert this to bring back the bots. 2012-08-28 01:17:46 +00:00
CREDITS.TXT
LICENSE.TXT
llvm.spec.in
LLVMBuild.txt
Makefile darwin/cross-build: Unset SDKROOT when building BuildTools. 2012-08-22 22:01:01 +00:00
Makefile.common
Makefile.config.in Temporarily revert this to bring back the bots. 2012-08-28 01:17:46 +00:00
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README.txt

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