On Jun 26, 2014, at 7:15 AM, Francisco Jerez <curroje...@riseup.net> wrote:
> Tom Stellard <thomas.stell...@amd.com> writes:
>
>> v2:
>> - Report correct values for CL_DEVICE_NATIVE_VECTOR_WIDTH_DOUBLE and
>> CL_DEVICE_PREFERRED_VECTOR_WIDTH_DOUBLE.
>> - Only define cl_khr_fp64 if the extension is supported.
>> - Remove trailing space from extension string.
>> - Rename device query function from cl_khr_fp86() to has_doubles().
>> ---
>> src/gallium/state_trackers/clover/api/device.cpp | 6 +++---
>> src/gallium/state_trackers/clover/core/device.cpp | 6 ++++++
>> src/gallium/state_trackers/clover/core/device.hpp | 1 +
>> src/gallium/state_trackers/clover/core/program.cpp | 5 ++++-
>> src/gallium/state_trackers/clover/llvm/invocation.cpp | 1 -
>> 5 files changed, 14 insertions(+), 5 deletions(-)
>>
>> diff --git a/src/gallium/state_trackers/clover/api/device.cpp
>> b/src/gallium/state_trackers/clover/api/device.cpp
>> index 7006702..1176668 100644
>> --- a/src/gallium/state_trackers/clover/api/device.cpp
>> +++ b/src/gallium/state_trackers/clover/api/device.cpp
>> @@ -145,7 +145,7 @@ clGetDeviceInfo(cl_device_id d_dev, cl_device_info param,
>> break;
>>
>> case CL_DEVICE_PREFERRED_VECTOR_WIDTH_DOUBLE:
>> - buf.as_scalar<cl_uint>() = 2;
>> + buf.as_scalar<cl_uint>() = dev.has_doubles() ? 2 : 0;
>> break;
>>
>> case CL_DEVICE_PREFERRED_VECTOR_WIDTH_HALF:
>> @@ -290,7 +290,7 @@ clGetDeviceInfo(cl_device_id d_dev, cl_device_info param,
>> break;
>>
>> case CL_DEVICE_EXTENSIONS:
>> - buf.as_string() = "";
>> + buf.as_string() = dev.has_doubles() ? "cl_khr_fp64" : "";
>> break;
>>
>> case CL_DEVICE_PLATFORM:
>> @@ -322,7 +322,7 @@ clGetDeviceInfo(cl_device_id d_dev, cl_device_info param,
>> break;
>>
>> case CL_DEVICE_NATIVE_VECTOR_WIDTH_DOUBLE:
>> - buf.as_scalar<cl_uint>() = 2;
>> + buf.as_scalar<cl_uint>() = dev.has_doubles() ? 2 : 0;
>> break;
>>
>> case CL_DEVICE_NATIVE_VECTOR_WIDTH_HALF:
>> diff --git a/src/gallium/state_trackers/clover/core/device.cpp
>> b/src/gallium/state_trackers/clover/core/device.cpp
>> index bc6b761..6bf33e0 100644
>> --- a/src/gallium/state_trackers/clover/core/device.cpp
>> +++ b/src/gallium/state_trackers/clover/core/device.cpp
>> @@ -193,6 +193,12 @@ device::half_fp_config() const {
>> return CL_FP_DENORM | CL_FP_INF_NAN | CL_FP_ROUND_TO_NEAREST;
>> }
>>
>> +bool
>> +device::has_doubles() const {
>> + return pipe->get_shader_param(pipe, PIPE_SHADER_COMPUTE,
>> + PIPE_SHADER_CAP_DOUBLES);
>> +}
>> +
>> std::vector<size_t>
>> device::max_block_size() const {
>> auto v = get_compute_param<uint64_t>(pipe,
>> PIPE_COMPUTE_CAP_MAX_BLOCK_SIZE);
>> diff --git a/src/gallium/state_trackers/clover/core/device.hpp
>> b/src/gallium/state_trackers/clover/core/device.hpp
>> index 16831ab..025c648 100644
>> --- a/src/gallium/state_trackers/clover/core/device.hpp
>> +++ b/src/gallium/state_trackers/clover/core/device.hpp
>> @@ -66,6 +66,7 @@ namespace clover {
>> cl_device_fp_config single_fp_config() const;
>> cl_device_fp_config double_fp_config() const;
>> cl_device_fp_config half_fp_config() const;
>> + bool has_doubles() const;
>>
>> std::vector<size_t> max_block_size() const;
>> std::string device_name() const;
>> diff --git a/src/gallium/state_trackers/clover/core/program.cpp
>> b/src/gallium/state_trackers/clover/core/program.cpp
>> index e09c3aa..f65f321 100644
>> --- a/src/gallium/state_trackers/clover/core/program.cpp
>> +++ b/src/gallium/state_trackers/clover/core/program.cpp
>> @@ -95,7 +95,10 @@ program::build_status(const device &dev) const {
>>
>> std::string
>> program::build_opts(const device &dev) const {
>> - return _opts.count(&dev) ? _opts.find(&dev)->second : "";
>> + std::string opts = _opts.count(&dev) ? _opts.find(&dev)->second : "";
>> + if (dev.has_doubles())
>> + opts.append(" -Dcl_khr_fp64");
>> + return opts;
>
> This define belongs in the target-specific part of libclc. With this
> hunk removed this patch is:
>
> Reviewed-by: Francisco Jerez <curroje...@riseup.net>
>
>> }
>>
>> std::string
>> diff --git a/src/gallium/state_trackers/clover/llvm/invocation.cpp
>> b/src/gallium/state_trackers/clover/llvm/invocation.cpp
>> index 5d2efc4..f2b4fd9 100644
>> --- a/src/gallium/state_trackers/clover/llvm/invocation.cpp
>> +++ b/src/gallium/state_trackers/clover/llvm/invocation.cpp
>> @@ -183,7 +183,6 @@ namespace {
>>
>> // clc.h requires that this macro be defined:
>>
>> c.getPreprocessorOpts().addMacroDef("cl_clang_storage_class_specifiers");
>> - c.getPreprocessorOpts().addMacroDef("cl_khr_fp64");
>>
>> c.getLangOpts().NoBuiltin = true;
>> c.getTargetOpts().Triple = triple;
>> --
>> 1.8.1.5
>>
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