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atomic: Implement generic atom[ic]_xchg 

Signed-off-by: Aaron Watry <awatry@gmail.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
llvm-svn: 217917
This commit is contained in:
Aaron Watry 2014-09-16 22:34:45 +00:00
parent 7cfa12c2a5
commit 025d79ad6c
9 changed files with 54 additions and 0 deletions
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5
libclc/generic/include/clc/atomic/atomic_xchg.h Normal file
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@ -0,0 +1,5 @@
#define __CLC_FUNCTION atomic_xchg
#include <clc/atomic/atomic_decl.inc>
__CLC_DECLARE_ATOMIC_ADDRSPACE(float);
#undef __CLC_FUNCTION
#undef __CLC_DECLARE_ATOMIC_ADDRSPACE

2
libclc/generic/include/clc/cl_khr_global_int32_base_atomics/atom_xchg.h Normal file
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@ -0,0 +1,2 @@
_CLC_OVERLOAD _CLC_DECL int atom_xchg(global int *p, int val);
_CLC_OVERLOAD _CLC_DECL unsigned int atom_xchg(global unsigned int *p, unsigned int val);

2
libclc/generic/include/clc/cl_khr_local_int32_base_atomics/atom_xchg.h Normal file
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@ -0,0 +1,2 @@
_CLC_OVERLOAD _CLC_DECL int atom_xchg(local int *p, int val);
_CLC_OVERLOAD _CLC_DECL unsigned int atom_xchg(local unsigned int *p, unsigned int val);

3
libclc/generic/include/clc/clc.h
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@ -148,6 +148,7 @@
#include <clc/atomic/atomic_min.h>
#include <clc/atomic/atomic_or.h>
#include <clc/atomic/atomic_sub.h>
#include <clc/atomic/atomic_xchg.h>
#include <clc/atomic/atomic_xor.h>
/* cl_khr_global_int32_base_atomics Extension Functions */
@ -155,6 +156,7 @@
#include <clc/cl_khr_global_int32_base_atomics/atom_dec.h>
#include <clc/cl_khr_global_int32_base_atomics/atom_inc.h>
#include <clc/cl_khr_global_int32_base_atomics/atom_sub.h>
#include <clc/cl_khr_global_int32_base_atomics/atom_xchg.h>
/* cl_khr_global_int32_extended_atomics Extension Functions */
#include <clc/cl_khr_global_int32_extended_atomics/atom_and.h>
@ -168,6 +170,7 @@
#include <clc/cl_khr_local_int32_base_atomics/atom_dec.h>
#include <clc/cl_khr_local_int32_base_atomics/atom_inc.h>
#include <clc/cl_khr_local_int32_base_atomics/atom_sub.h>
#include <clc/cl_khr_local_int32_base_atomics/atom_xchg.h>
/* cl_khr_local_int32_extended_atomics Extension Functions */
#include <clc/cl_khr_local_int32_extended_atomics/atom_and.h>

3
libclc/generic/lib/SOURCES
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@ -1,9 +1,11 @@
async/prefetch.cl
atomic/atomic_xchg.cl
atomic/atomic_impl.ll
cl_khr_global_int32_base_atomics/atom_add.cl
cl_khr_global_int32_base_atomics/atom_dec.cl
cl_khr_global_int32_base_atomics/atom_inc.cl
cl_khr_global_int32_base_atomics/atom_sub.cl
cl_khr_global_int32_base_atomics/atom_xchg.cl
cl_khr_global_int32_extended_atomics/atom_and.cl
cl_khr_global_int32_extended_atomics/atom_max.cl
cl_khr_global_int32_extended_atomics/atom_min.cl
@ -13,6 +15,7 @@ cl_khr_local_int32_base_atomics/atom_add.cl
cl_khr_local_int32_base_atomics/atom_dec.cl
cl_khr_local_int32_base_atomics/atom_inc.cl
cl_khr_local_int32_base_atomics/atom_sub.cl
cl_khr_local_int32_base_atomics/atom_xchg.cl
cl_khr_local_int32_extended_atomics/atom_and.cl
cl_khr_local_int32_extended_atomics/atom_max.cl
cl_khr_local_int32_extended_atomics/atom_min.cl

12
libclc/generic/lib/atomic/atomic_impl.ll
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@ -94,6 +94,18 @@ entry:
ret i32 %0
}
define i32 @__clc_atomic_xchg_addr1(i32 addrspace(1)* nocapture %ptr, i32 %value) nounwind alwaysinline {
entry:
%0 = atomicrmw volatile xchg i32 addrspace(1)* %ptr, i32 %value seq_cst
ret i32 %0
}
define i32 @__clc_atomic_xchg_addr3(i32 addrspace(3)* nocapture %ptr, i32 %value) nounwind alwaysinline {
entry:
%0 = atomicrmw volatile xchg i32 addrspace(3)* %ptr, i32 %value seq_cst
ret i32 %0
}
define i32 @__clc_atomic_xor_addr1(i32 addrspace(1)* nocapture %ptr, i32 %value) nounwind alwaysinline {
entry:
%0 = atomicrmw volatile xor i32 addrspace(1)* %ptr, i32 %value seq_cst

9
libclc/generic/lib/atomic/atomic_xchg.cl Normal file
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@ -0,0 +1,9 @@
#include <clc/clc.h>
_CLC_OVERLOAD _CLC_DEF float atomic_xchg(volatile global float *p, float val) {
return as_float(atomic_xchg((volatile global int *)p, as_int(val)));
}
_CLC_OVERLOAD _CLC_DEF float atomic_xchg(volatile local float *p, float val) {
return as_float(atomic_xchg((volatile local int *)p, as_int(val)));
}

9
libclc/generic/lib/cl_khr_global_int32_base_atomics/atom_xchg.cl Normal file
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@ -0,0 +1,9 @@
#include <clc/clc.h>
#define IMPL(TYPE) \
_CLC_OVERLOAD _CLC_DEF TYPE atom_xchg(global TYPE *p, TYPE val) { \
return atomic_xchg(p, val); \
}
IMPL(int)
IMPL(unsigned int)

9
libclc/generic/lib/cl_khr_local_int32_base_atomics/atom_xchg.cl Normal file
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@ -0,0 +1,9 @@
#include <clc/clc.h>
#define IMPL(TYPE) \
_CLC_OVERLOAD _CLC_DEF TYPE atom_xchg(local TYPE *p, TYPE val) { \
return atomic_xchg(p, val); \
}
IMPL(int)
IMPL(unsigned int)