[libclc] r216127 - Implement prefetch builtin

[Tom Stellard]

Author: tstellar
Date: Wed Aug 20 16:23:03 2014
New Revision: 216127

URL: http://llvm.org/viewvc/llvm-project?rev=216127&view=rev
Log:
Implement prefetch builtin

The default implementation is a no-op.  Targets should override this
with their own implementations.

Added:
    libclc/trunk/generic/include/clc/async/
    libclc/trunk/generic/include/clc/async/prefetch.h
    libclc/trunk/generic/include/clc/async/prefetch.inc
    libclc/trunk/generic/lib/async/
    libclc/trunk/generic/lib/async/prefetch.cl
    libclc/trunk/generic/lib/async/prefetch.inc
Modified:
    libclc/trunk/generic/include/clc/clc.h
    libclc/trunk/generic/lib/SOURCES

Added: libclc/trunk/generic/include/clc/async/prefetch.h
URL: http://llvm.org/viewvc/llvm-project/libclc/trunk/generic/include/clc/async/prefetch.h?rev=216127&view=auto
==============================================================================
--- libclc/trunk/generic/include/clc/async/prefetch.h (added)
+++ libclc/trunk/generic/include/clc/async/prefetch.h Wed Aug 20 16:23:03 2014
@@ -0,0 +1,3 @@
+#define __CLC_BODY <clc/async/prefetch.inc>
+#include <clc/async/gentype.inc>
+#undef __CLC_BODY

Added: libclc/trunk/generic/include/clc/async/prefetch.inc
URL: http://llvm.org/viewvc/llvm-project/libclc/trunk/generic/include/clc/async/prefetch.inc?rev=216127&view=auto
==============================================================================
--- libclc/trunk/generic/include/clc/async/prefetch.inc (added)
+++ libclc/trunk/generic/include/clc/async/prefetch.inc Wed Aug 20 16:23:03 2014
@@ -0,0 +1 @@
+_CLC_OVERLOAD _CLC_DECL void prefetch(const global __CLC_GENTYPE *p, size_t num_gentypes);

Modified: libclc/trunk/generic/include/clc/clc.h
URL: http://llvm.org/viewvc/llvm-project/libclc/trunk/generic/include/clc/clc.h?rev=216127&r1=216126&r2=216127&view=diff
==============================================================================
--- libclc/trunk/generic/include/clc/clc.h (original)
+++ libclc/trunk/generic/include/clc/clc.h Wed Aug 20 16:23:03 2014
@@ -126,6 +126,9 @@
 #include <clc/synchronization/cl_mem_fence_flags.h>
 #include <clc/synchronization/barrier.h>
 
+/* 6.11.10 Async Copy and Prefetch Functions */
+#include <clc/async/prefetch.h>
+
 /* 6.11.11 Atomic Functions */
 #include <clc/atomic/atomic_add.h>
 #include <clc/atomic/atomic_dec.h>

Modified: libclc/trunk/generic/lib/SOURCES
URL: http://llvm.org/viewvc/llvm-project/libclc/trunk/generic/lib/SOURCES?rev=216127&r1=216126&r2=216127&view=diff
==============================================================================
--- libclc/trunk/generic/lib/SOURCES (original)
+++ libclc/trunk/generic/lib/SOURCES Wed Aug 20 16:23:03 2014
@@ -1,3 +1,4 @@
+async/prefetch.cl
 atomic/atomic_impl.ll
 cl_khr_global_int32_base_atomics/atom_add.cl
 cl_khr_global_int32_base_atomics/atom_dec.cl

Added: libclc/trunk/generic/lib/async/prefetch.cl
URL: http://llvm.org/viewvc/llvm-project/libclc/trunk/generic/lib/async/prefetch.cl?rev=216127&view=auto
==============================================================================
--- libclc/trunk/generic/lib/async/prefetch.cl (added)
+++ libclc/trunk/generic/lib/async/prefetch.cl Wed Aug 20 16:23:03 2014
@@ -0,0 +1,9 @@
+#include <clc/clc.h>
+
+#ifdef cl_khr_fp64
+#pragma OPENCL EXTENSION cl_khr_fp64 : enable
+#endif
+
+#define __CLC_BODY <prefetch.inc>
+#include <clc/async/gentype.inc>
+#undef __CLC_BODY

Added: libclc/trunk/generic/lib/async/prefetch.inc
URL: http://llvm.org/viewvc/llvm-project/libclc/trunk/generic/lib/async/prefetch.inc?rev=216127&view=auto
==============================================================================
--- libclc/trunk/generic/lib/async/prefetch.inc (added)
+++ libclc/trunk/generic/lib/async/prefetch.inc Wed Aug 20 16:23:03 2014
@@ -0,0 +1 @@
+_CLC_OVERLOAD _CLC_DEF void prefetch(const global __CLC_GENTYPE *p, size_t num_gentypes) { }