This patch has some problem, please ignore this version. Thanks.
On Thu, Sep 04, 2014 at 12:32:18PM +0800, Zhigang Gong wrote:
> This is not a predefined macro according to the spec. Let's not
> define it by default. This patch also disable the fp64 when enter
> user kernels.
>
> Signed-off-by: Zhigang Gong <zhigang.g...@intel.com>
> ---
> backend/src/backend/program.cpp | 2 --
> backend/src/libocl/CMakeLists.txt | 2 +-
> backend/src/libocl/include/ocl.h | 3 +++
> backend/src/libocl/include/ocl_types.h | 4 ----
> 4 files changed, 4 insertions(+), 7 deletions(-)
>
> diff --git a/backend/src/backend/program.cpp b/backend/src/backend/program.cpp
> index 42cd989..98e8a34 100644
> --- a/backend/src/backend/program.cpp
> +++ b/backend/src/backend/program.cpp
> @@ -516,8 +516,6 @@ namespace gbe {
> }
>
> args.push_back("-cl-kernel-arg-info");
> - args.push_back("-Dcl_khr_fp64");
> -
> args.push_back("-mllvm");
> args.push_back("-inline-threshold=200000");
> #ifdef GEN7_SAMPLER_CLAMP_BORDER_WORKAROUND
> diff --git a/backend/src/libocl/CMakeLists.txt
> b/backend/src/libocl/CMakeLists.txt
> index d4e3a53..fb93da1 100644
> --- a/backend/src/libocl/CMakeLists.txt
> +++ b/backend/src/libocl/CMakeLists.txt
> @@ -129,7 +129,7 @@ FOREACH(M ${OCL_BASH_GENERATED_MODULES})
> ENDFOREACH(M)
>
>
> -SET (CLANG_OCL_FLAGS -fno-builtin -Dcl_khr_fp64 -ffp-contract=off
> -cl-kernel-arg-info -DGEN7_SAMPLER_CLAMP_BORDER_WORKAROUND)
> +SET (CLANG_OCL_FLAGS -fno-builtin -ffp-contract=off -cl-kernel-arg-info
> -DGEN7_SAMPLER_CLAMP_BORDER_WORKAROUND)
>
> MACRO(ADD_CL_TO_BC_TARGET _file)
> # CMake seems can not add pattern rule, use MACRO to replace.
> diff --git a/backend/src/libocl/include/ocl.h
> b/backend/src/libocl/include/ocl.h
> index a7d03e6..a6c3b24 100644
> --- a/backend/src/libocl/include/ocl.h
> +++ b/backend/src/libocl/include/ocl.h
> @@ -1,6 +1,7 @@
> #ifndef __OCL_H__
> #define __OCL_H__
>
> +#pragma OPENCL EXTENSION cl_khr_fp64 : enable
> #include "ocl_defines.h"
> #include "ocl_types.h"
> #include "ocl_as.h"
> @@ -19,5 +20,7 @@
> #include "ocl_sync.h"
> #include "ocl_vload.h"
> #include "ocl_workitem.h"
> +#pragma OPENCL EXTENSION cl_khr_fp64 : disable
> +
>
> #endif
> diff --git a/backend/src/libocl/include/ocl_types.h
> b/backend/src/libocl/include/ocl_types.h
> index 05a2dae..dde3993 100644
> --- a/backend/src/libocl/include/ocl_types.h
> +++ b/backend/src/libocl/include/ocl_types.h
> @@ -1,10 +1,6 @@
> #ifndef __OCL_TYPES_H__
> #define __OCL_TYPES_H__
>
> -#ifdef cl_khr_fp64
> -#pragma OPENCL EXTENSION cl_khr_fp64 : enable
> -#endif
> -
> #include "ocl_defines.h"
>
> #define NULL ((void*)0)
> --
> 1.8.3.2
>
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