cutlass/include/cutlass/arch/arch.h
Manish Gupta 1ac4559d12
Cutlass 2.6 Update 1 (#301)
* cutlass 2.6 update

* remove debug prints
2021-07-27 17:58:30 -07:00

96 lines
3.3 KiB
C++

/***************************************************************************************************
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/*! \file
\brief Defines tags for architecture-specific configurations.
*/
#pragma once
////////////////////////////////////////////////////////////////////////////////////////////////////
namespace cutlass {
namespace arch {
#if defined(__NVCC__) || (defined(__clang__) && defined(__CUDA__))
/// Computes laneId within a warp
CUTLASS_DEVICE
int LaneId() {
int ret;
asm ("mov.u32 %0, %%laneid;" : "=r"(ret) : );
return ret;
}
/// Computes SM number the thread is running on
CUTLASS_DEVICE
int SmId() {
int ret;
asm ("mov.u32 %0, %%smid;" : "=r"(ret) : );
return ret;
}
#endif
////////////////////////////////////////////////////////////////////////////////////////////////////
struct Sm50 {
static int const kMinComputeCapability = 50;
};
struct Sm60 {
static int const kMinComputeCapability = 60;
};
struct Sm61 {
static int const kMinComputeCapability = 61;
};
struct Sm70 {
static int const kMinComputeCapability = 70;
};
struct Sm72 {
static int const kMinComputeCapability = 72;
};
struct Sm75 {
static int const kMinComputeCapability = 75;
};
struct Sm80 {
static int const kMinComputeCapability = 80;
};
struct Sm86 {
static int const kMinComputeCapability = 86;
};
/// Triggers a breakpoint on the device
CUTLASS_DEVICE
void device_breakpoint() {
#if defined(__CUDA_ARCH__)
asm volatile (" brkpt;\n");
#endif
}
////////////////////////////////////////////////////////////////////////////////////////////////////
} // namespace arch
} // namespace cutlass
////////////////////////////////////////////////////////////////////////////////////////////////////