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;
}
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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