AMDGPU Support¶
Clang supports OpenCL, HIP and OpenMP on AMD GPU targets.
Predefined Macros¶
Macro |
Description |
---|---|
|
Indicates that the code is being compiled for an AMD GPU. |
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Defined if the GPU target is AMDGCN. |
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Defined if the GPU target is R600. |
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Defined with the name of the architecture (e.g., |
|
Defines the GFX family (e.g., for gfx906, this macro would be |
|
Defined with the processor name as a string (e.g., |
|
Defined with the target ID as a string. |
|
Defined for each supported target feature. The value is 1 if the feature is enabled and 0 if it is disabled. Allowed feature names are sramecc and xnack. |
|
Defined as 1 if the CU mode is enabled and 0 if the WGP mode is enabled. |
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Defined if unsafe floating-point atomics are allowed. |
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Defines the wavefront size. Allowed values are 32 and 64. |
|
Alias to |
|
Defined if FMAF instruction is available (deprecated). |
|
Defined if LDEXPF instruction is available (deprecated). |
|
Defined if FP64 instruction is available (deprecated). |
Please note that the specific architecture and feature names will vary depending on the GPU. Also, some macros are deprecated and may be removed in future releases.