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Add atomic_inc and atomic_add builtins

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Reviewed-by: Aaron Watry <awatry@gmail.com>
llvm-svn: 190058
This commit is contained in:
Aaron Watry 2013-09-05 16:04:01 +00:00
parent 785ee472a3
commit 50a7bcbac9
8 changed files with 51 additions and 0 deletions
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3
libclc/generic/include/clc/atomic/atomic_add.h Normal file
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#define __CLC_FUNCTION atomic_add
#include <clc/atomic/atomic_decl.inc>
#undef __CLC_FUNCTION

10
libclc/generic/include/clc/atomic/atomic_decl.inc Normal file
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#define __CLC_DECLARE_ATOMIC(ADDRSPACE, TYPE) \
_CLC_OVERLOAD _CLC_DECL TYPE __CLC_FUNCTION (volatile ADDRSPACE TYPE *, TYPE);
#define __CLC_DECLARE_ATOMIC_ADDRSPACE(TYPE) \
__CLC_DECLARE_ATOMIC(global, TYPE); \
__CLC_DECLARE_ATOMIC(local, TYPE);
__CLC_DECLARE_ATOMIC_ADDRSPACE(int);
__CLC_DECLARE_ATOMIC_ADDRSPACE(uint);

1
libclc/generic/include/clc/atomic/atomic_inc.h Normal file
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#define atomic_inc(p) atomic_add(p, 1);

4
libclc/generic/include/clc/clc.h
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@ -99,4 +99,8 @@
#include <clc/synchronization/cl_mem_fence_flags.h>
#include <clc/synchronization/barrier.h>
/* 6.11.11 Atomic Functins */
#include <clc/atomic/atomic_add.h>
#include <clc/atomic/atomic_inc.h>
#pragma OPENCL EXTENSION all : disable

1
libclc/generic/lib/SOURCES
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@ -1,3 +1,4 @@
atomic/atomic_impl.ll
convert.cl
geometric/cross.cl
geometric/dot.cl

11
libclc/generic/lib/atomic/atomic_impl.ll Normal file
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define i32 @__clc_atomic_add_addr1(i32 addrspace(1)* nocapture %ptr, i32 %value) nounwind alwaysinline {
entry:
%0 = atomicrmw volatile add i32 addrspace(1)* %ptr, i32 %value seq_cst
ret i32 %0
}
define i32 @__clc_atomic_add_addr3(i32 addrspace(3)* nocapture %ptr, i32 %value) nounwind alwaysinline {
entry:
%0 = atomicrmw volatile add i32 addrspace(3)* %ptr, i32 %value seq_cst
ret i32 %0
}

1
libclc/r600/lib/SOURCES
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@ -1,3 +1,4 @@
atomic/atomic.cl
workitem/get_num_groups.ll
workitem/get_group_id.ll
workitem/get_local_size.ll

20
libclc/r600/lib/atomic/atomic.cl Normal file
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#include <clc/clc.h>
#define ATOMIC_FUNC_TYPE(SIGN, TYPE, FUNCTION, CL_ADDRSPACE, LLVM_ADDRSPACE) \
_CLC_OVERLOAD _CLC_DEF SIGN TYPE FUNCTION (volatile CL_ADDRSPACE SIGN TYPE *p, SIGN TYPE val) { \
return (SIGN TYPE)__clc_##FUNCTION##_addr##LLVM_ADDRSPACE((volatile CL_ADDRSPACE signed TYPE*)p, (signed TYPE)val); \
}
#define ATOMIC_FUNC_SIGN(TYPE, FUNCTION, CL_ADDRSPACE, LLVM_ADDRSPACE) \
_CLC_DECL signed TYPE __clc_##FUNCTION##_addr##LLVM_ADDRSPACE(volatile CL_ADDRSPACE signed TYPE*, signed TYPE); \
ATOMIC_FUNC_TYPE(signed, TYPE, FUNCTION, CL_ADDRSPACE, LLVM_ADDRSPACE) \
ATOMIC_FUNC_TYPE(unsigned, TYPE, FUNCTION, CL_ADDRSPACE, LLVM_ADDRSPACE)
#define ATOMIC_FUNC_ADDRSPACE(TYPE, FUNCTION) \
ATOMIC_FUNC_SIGN(TYPE, FUNCTION, global, 1) \
ATOMIC_FUNC_SIGN(TYPE, FUNCTION, local, 3)
#define ATOMIC_FUNC(FUNCTION) \
ATOMIC_FUNC_ADDRSPACE(int, FUNCTION)
ATOMIC_FUNC(atomic_add)