Author: jlebar
Date: Thu Jul 7 13:15:03 2016
New Revision: 274780
URL: http://llvm.org/viewvc/llvm-project?rev=274780&view=rev
Log:
[CUDA] Rename the __nvvm_bar0 builtin back to __syncthreads.
The builtin was renamed in r274770. But __syncthreads is part of our
user-facing API, so we need to keep the name as-is.
Patch by Justin Bogner.
Modified:
cfe/trunk/include/clang/Basic/BuiltinsNVPTX.def
cfe/trunk/test/CodeGen/builtins-nvptx.c
Modified: cfe/trunk/include/clang/Basic/BuiltinsNVPTX.def
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/BuiltinsNVPTX.def?rev=274780&r1=274779&r2=274780&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/BuiltinsNVPTX.def (original)
+++ cfe/trunk/include/clang/Basic/BuiltinsNVPTX.def Thu Jul 7 13:15:03 2016
@@ -393,7 +393,7 @@ BUILTIN(__nvvm_bitcast_d2ll, "LLid", "")
// Sync
-BUILTIN(__nvvm_bar0, "v", "")
+BUILTIN(__syncthreads, "v", "")
BUILTIN(__nvvm_bar0_popc, "ii", "")
BUILTIN(__nvvm_bar0_and, "ii", "")
BUILTIN(__nvvm_bar0_or, "ii", "")
Modified: cfe/trunk/test/CodeGen/builtins-nvptx.c
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/builtins-nvptx.c?rev=274780&r1=274779&r2=274780&view=diff
==============================================================================
--- cfe/trunk/test/CodeGen/builtins-nvptx.c (original)
+++ cfe/trunk/test/CodeGen/builtins-nvptx.c Thu Jul 7 13:15:03 2016
@@ -179,7 +179,7 @@ __device__ void nvvm_math(float f1, floa
// CHECK: call void @llvm.nvvm.membar.sys()
__nvvm_membar_sys();
// CHECK: call void @llvm.nvvm.barrier0()
- __nvvm_bar0();
+ __syncthreads();
}
__device__ int di;
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