[CI/Build] Enforce style for C++ and CUDA code with clang-format (#4722)
This commit is contained in:
@@ -10,9 +10,9 @@ namespace vllm {
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#ifndef USE_ROCM
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namespace fp8 {
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#ifdef ENABLE_FP8
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#ifdef ENABLE_FP8
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#if 0 // Disable the following code to reduce the binary size.
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#if 0 // Disable the following code to reduce the binary size.
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template <typename Tout, typename Tin>
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__inline__ __device__ Tout
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vec_conversion(const Tin &x, const __nv_fp8_interpretation_t fp8_type) {
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@@ -177,13 +177,13 @@ __inline__ __device__ uint8_t vec_conversion<uint8_t, uint16_t>(
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template <>
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__inline__ __device__ uint8_t vec_conversion<uint8_t, __nv_bfloat16>(
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const __nv_bfloat16 &a, const __nv_fp8_interpretation_t fp8_type) {
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#if defined(__CUDA_ARCH__) && __CUDA_ARCH__ < 800
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#if defined(__CUDA_ARCH__) && __CUDA_ARCH__ < 800
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assert(false);
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#else
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#else
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__nv_fp8_storage_t res = __nv_cvt_bfloat16raw_to_fp8(
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__nv_bfloat16_raw(a), __NV_SATFINITE, fp8_type);
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return (uint8_t)res;
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#endif
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#endif
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}
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// float -> fp8
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@@ -276,7 +276,7 @@ __inline__ __device__ bf16_8_t vec_conversion<bf16_8_t, Float8_>(
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from_float(b, a);
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return b;
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}
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#endif
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#endif
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/* Scaled and vectorized conversions, for data exchange between high and low
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precision domains Convention of the scale in API, e.g: FP8_data =
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@@ -286,14 +286,14 @@ __inline__ __device__ bf16_8_t vec_conversion<bf16_8_t, Float8_>(
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template <typename Tout, typename Tin>
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__inline__ __device__ Tout scaled_vec_conversion(
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const Tin &x, const float scale, const __nv_fp8_interpretation_t fp8_type) {
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const Tin& x, const float scale, const __nv_fp8_interpretation_t fp8_type) {
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return x;
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}
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// fp8 -> half
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template <>
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__inline__ __device__ uint16_t scaled_vec_conversion<uint16_t, uint8_t>(
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const uint8_t &a, const float scale,
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const uint8_t& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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__half_raw tmp = __nv_cvt_fp8_to_halfraw(a, fp8_type);
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return float_to_half(half_to_float(tmp.x) * scale);
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@@ -302,7 +302,7 @@ __inline__ __device__ uint16_t scaled_vec_conversion<uint16_t, uint8_t>(
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// fp8x2 -> half2
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template <>
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__inline__ __device__ uint32_t scaled_vec_conversion<uint32_t, uint16_t>(
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const uint16_t &a, const float scale,
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const uint16_t& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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union {
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uint16_t u16[2];
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@@ -317,7 +317,7 @@ __inline__ __device__ uint32_t scaled_vec_conversion<uint32_t, uint16_t>(
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// fp8x4 -> half2x2
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template <>
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__inline__ __device__ uint2 scaled_vec_conversion<uint2, uint32_t>(
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const uint32_t &a, const float scale,
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const uint32_t& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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union {
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uint2 u32x2;
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@@ -333,7 +333,7 @@ __inline__ __device__ uint2 scaled_vec_conversion<uint2, uint32_t>(
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// fp8x8 -> half2x4
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template <>
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__inline__ __device__ uint4
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scaled_vec_conversion<uint4, uint2>(const uint2 &a, const float scale,
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scaled_vec_conversion<uint4, uint2>(const uint2& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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union {
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uint4 u64x2;
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@@ -348,7 +348,7 @@ scaled_vec_conversion<uint4, uint2>(const uint2 &a, const float scale,
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template <>
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__inline__ __device__ __nv_bfloat16
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scaled_vec_conversion<__nv_bfloat16, uint8_t>(
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const uint8_t &a, const float scale,
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const uint8_t& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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// Note there is no direct convert function from fp8 to bf16.
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// fp8 -> half
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@@ -362,7 +362,7 @@ scaled_vec_conversion<__nv_bfloat16, uint8_t>(
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template <>
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__inline__ __device__ __nv_bfloat162
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scaled_vec_conversion<__nv_bfloat162, uint16_t>(
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const uint16_t &a, const float scale,
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const uint16_t& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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__nv_bfloat162 res;
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res.x = scaled_vec_conversion<__nv_bfloat16, uint8_t>((uint8_t)a, scale,
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@@ -375,7 +375,7 @@ scaled_vec_conversion<__nv_bfloat162, uint16_t>(
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// fp8x4 -> bf16_4_t
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template <>
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__inline__ __device__ bf16_4_t scaled_vec_conversion<bf16_4_t, uint32_t>(
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const uint32_t &a, const float scale,
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const uint32_t& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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bf16_4_t res;
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res.x = scaled_vec_conversion<__nv_bfloat162, uint16_t>((uint16_t)a, scale,
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@@ -388,7 +388,7 @@ __inline__ __device__ bf16_4_t scaled_vec_conversion<bf16_4_t, uint32_t>(
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// fp8x8 -> bf16_8_t
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template <>
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__inline__ __device__ bf16_8_t scaled_vec_conversion<bf16_8_t, uint2>(
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const uint2 &a, const float scale,
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const uint2& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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bf16_4_t tmp1, tmp2;
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tmp1 = scaled_vec_conversion<bf16_4_t, uint32_t>(a.x, scale, fp8_type);
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@@ -404,9 +404,8 @@ __inline__ __device__ bf16_8_t scaled_vec_conversion<bf16_8_t, uint2>(
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// fp8 -> float
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template <>
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__inline__ __device__ float scaled_vec_conversion<float, uint8_t>(
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const uint8_t &a, const float scale,
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const uint8_t& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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// fp8 -> half
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__half_raw res = __nv_cvt_fp8_to_halfraw(a, fp8_type);
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uint16_t tmp = res.x;
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@@ -418,7 +417,7 @@ __inline__ __device__ float scaled_vec_conversion<float, uint8_t>(
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// fp8x2 -> float2
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template <>
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__inline__ __device__ float2 scaled_vec_conversion<float2, uint16_t>(
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const uint16_t &a, const float scale,
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const uint16_t& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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// fp8x2 -> half2
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uint32_t tmp = scaled_vec_conversion<uint32_t, uint16_t>(a, scale, fp8_type);
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@@ -429,7 +428,7 @@ __inline__ __device__ float2 scaled_vec_conversion<float2, uint16_t>(
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// fp8x4 -> float4
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template <>
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__inline__ __device__ Float4_ scaled_vec_conversion<Float4_, uint32_t>(
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const uint32_t &a, const float scale,
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const uint32_t& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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Float4_ res;
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res.x = scaled_vec_conversion<float2, uint16_t>((uint16_t)a, scale, fp8_type);
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@@ -441,7 +440,7 @@ __inline__ __device__ Float4_ scaled_vec_conversion<Float4_, uint32_t>(
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// fp8x8 -> float8
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template <>
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__inline__ __device__ Float8_ scaled_vec_conversion<Float8_, uint2>(
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const uint2 &a, const float scale,
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const uint2& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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Float4_ tmp1, tmp2;
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tmp1 = scaled_vec_conversion<Float4_, uint32_t>(a.x, scale, fp8_type);
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@@ -457,7 +456,7 @@ __inline__ __device__ Float8_ scaled_vec_conversion<Float8_, uint2>(
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// half -> fp8
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template <>
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__inline__ __device__ uint8_t scaled_vec_conversion<uint8_t, uint16_t>(
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const uint16_t &a, const float scale,
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const uint16_t& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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__nv_fp8_storage_t res =
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__nv_cvt_float_to_fp8(half_to_float(a) / scale, __NV_SATFINITE, fp8_type);
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@@ -467,21 +466,21 @@ __inline__ __device__ uint8_t scaled_vec_conversion<uint8_t, uint16_t>(
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// bf16 -> fp8
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template <>
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__inline__ __device__ uint8_t scaled_vec_conversion<uint8_t, __nv_bfloat16>(
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const __nv_bfloat16 &a, const float scale,
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const __nv_bfloat16& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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#if defined(__CUDA_ARCH__) && __CUDA_ARCH__ < 800
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#if defined(__CUDA_ARCH__) && __CUDA_ARCH__ < 800
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assert(false);
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#else
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#else
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__nv_fp8_storage_t res = __nv_cvt_float_to_fp8(__bfloat162float(a) / scale,
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__NV_SATFINITE, fp8_type);
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return (uint8_t)res;
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#endif
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#endif
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}
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// float -> fp8
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template <>
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__inline__ __device__ uint8_t scaled_vec_conversion<uint8_t, float>(
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const float &a, const float scale,
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const float& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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__nv_fp8_storage_t res =
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__nv_cvt_float_to_fp8(a / scale, __NV_SATFINITE, fp8_type);
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@@ -491,78 +490,81 @@ __inline__ __device__ uint8_t scaled_vec_conversion<uint8_t, float>(
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// fp8x4 -> float4
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template <>
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__inline__ __device__ float4 scaled_vec_conversion<float4, uint32_t>(
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const uint32_t &a, const float scale,
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const uint32_t& a, const float scale,
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const __nv_fp8_interpretation_t fp8_type) {
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Float4_ tmp = scaled_vec_conversion<Float4_, uint32_t>(a, scale, fp8_type);
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float4 res = make_float4(tmp.x.x, tmp.x.y, tmp.y.x, tmp.y.y);
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return res;
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}
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#endif // ENABLE_FP8
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#endif // ENABLE_FP8
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template <typename Tout, typename Tin, Fp8KVCacheDataType kv_dt>
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__inline__ __device__ Tout convert(const Tin &x) {
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#if 0 // Disable the following code to reduce the binary size.
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__inline__ __device__ Tout convert(const Tin& x) {
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#if 0 // Disable the following code to reduce the binary size.
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if constexpr (kv_dt == Fp8KVCacheDataType::kFp8E4M3) {
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return vec_conversion<Tout, Tin>(x, __NV_E4M3);
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} else if constexpr (kv_dt == Fp8KVCacheDataType::kFp8E5M2) {
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return vec_conversion<Tout, Tin>(x, __NV_E5M2);
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}
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#endif
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#endif
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assert(false);
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}
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template <typename Tout, typename Tin, Fp8KVCacheDataType kv_dt>
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__inline__ __device__ Tout scaled_convert(const Tin &x, const float scale) {
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#ifdef ENABLE_FP8
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__inline__ __device__ Tout scaled_convert(const Tin& x, const float scale) {
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#ifdef ENABLE_FP8
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if constexpr (kv_dt == Fp8KVCacheDataType::kFp8E4M3) {
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return scaled_vec_conversion<Tout, Tin>(x, scale, __NV_E4M3);
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} else if constexpr (kv_dt == Fp8KVCacheDataType::kFp8E5M2) {
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return scaled_vec_conversion<Tout, Tin>(x, scale, __NV_E5M2);
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}
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#endif
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#endif
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assert(false);
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}
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// The following macro is used to dispatch the conversion function based on the
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// data type of the key and value cache. The FN is a macro that calls a function
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// with template<typename scalar_t, typename cache_t, Fp8KVCacheDataType kv_dt>.
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#define DISPATCH_BY_KV_CACHE_DTYPE(SRC_DTYPE, KV_DTYPE, FN) \
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if (KV_DTYPE == "auto") { \
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if (SRC_DTYPE == at::ScalarType::Float) { \
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FN(float, float, vllm::Fp8KVCacheDataType::kAuto); \
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} else if (SRC_DTYPE == at::ScalarType::Half) { \
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FN(uint16_t, uint16_t, vllm::Fp8KVCacheDataType::kAuto); \
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} else if (SRC_DTYPE == at::ScalarType::BFloat16) { \
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FN(__nv_bfloat16, __nv_bfloat16, vllm::Fp8KVCacheDataType::kAuto); \
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} else { \
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TORCH_CHECK(false, "Unsupported input type of kv cache: ", SRC_DTYPE); \
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} \
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} else { \
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if (KV_DTYPE == "fp8" || KV_DTYPE == "fp8_e4m3") { \
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// The following macro is used to dispatch the conversion function based on
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// the data type of the key and value cache. The FN is a macro that calls a
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// function with template<typename scalar_t, typename cache_t,
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// Fp8KVCacheDataType kv_dt>.
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#define DISPATCH_BY_KV_CACHE_DTYPE(SRC_DTYPE, KV_DTYPE, FN) \
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if (KV_DTYPE == "auto") { \
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if (SRC_DTYPE == at::ScalarType::Float) { \
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FN(float, uint8_t, vllm::Fp8KVCacheDataType::kFp8E4M3); \
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FN(float, float, vllm::Fp8KVCacheDataType::kAuto); \
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} else if (SRC_DTYPE == at::ScalarType::Half) { \
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FN(uint16_t, uint8_t, vllm::Fp8KVCacheDataType::kFp8E4M3); \
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FN(uint16_t, uint16_t, vllm::Fp8KVCacheDataType::kAuto); \
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} else if (SRC_DTYPE == at::ScalarType::BFloat16) { \
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FN(__nv_bfloat16, uint8_t, vllm::Fp8KVCacheDataType::kFp8E4M3); \
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} else { \
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TORCH_CHECK(false, "Unsupported input type of kv cache: ", SRC_DTYPE); \
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} \
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} else if (KV_DTYPE == "fp8_e5m2") { \
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if (SRC_DTYPE == at::ScalarType::Float) { \
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FN(float, uint8_t, vllm::Fp8KVCacheDataType::kFp8E5M2); \
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} else if (SRC_DTYPE == at::ScalarType::Half) { \
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FN(uint16_t, uint8_t, vllm::Fp8KVCacheDataType::kFp8E5M2); \
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} else if (SRC_DTYPE == at::ScalarType::BFloat16) { \
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FN(__nv_bfloat16, uint8_t, vllm::Fp8KVCacheDataType::kFp8E5M2); \
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FN(__nv_bfloat16, __nv_bfloat16, vllm::Fp8KVCacheDataType::kAuto); \
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} else { \
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TORCH_CHECK(false, "Unsupported input type of kv cache: ", SRC_DTYPE); \
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} \
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} else { \
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TORCH_CHECK(false, "Unsupported data type of kv cache: ", KV_DTYPE); \
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} \
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}
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if (KV_DTYPE == "fp8" || KV_DTYPE == "fp8_e4m3") { \
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if (SRC_DTYPE == at::ScalarType::Float) { \
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FN(float, uint8_t, vllm::Fp8KVCacheDataType::kFp8E4M3); \
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} else if (SRC_DTYPE == at::ScalarType::Half) { \
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FN(uint16_t, uint8_t, vllm::Fp8KVCacheDataType::kFp8E4M3); \
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} else if (SRC_DTYPE == at::ScalarType::BFloat16) { \
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FN(__nv_bfloat16, uint8_t, vllm::Fp8KVCacheDataType::kFp8E4M3); \
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} else { \
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TORCH_CHECK(false, \
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"Unsupported input type of kv cache: ", SRC_DTYPE); \
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} \
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} else if (KV_DTYPE == "fp8_e5m2") { \
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if (SRC_DTYPE == at::ScalarType::Float) { \
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FN(float, uint8_t, vllm::Fp8KVCacheDataType::kFp8E5M2); \
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} else if (SRC_DTYPE == at::ScalarType::Half) { \
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FN(uint16_t, uint8_t, vllm::Fp8KVCacheDataType::kFp8E5M2); \
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} else if (SRC_DTYPE == at::ScalarType::BFloat16) { \
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FN(__nv_bfloat16, uint8_t, vllm::Fp8KVCacheDataType::kFp8E5M2); \
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} else { \
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TORCH_CHECK(false, \
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"Unsupported input type of kv cache: ", SRC_DTYPE); \
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} \
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} else { \
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TORCH_CHECK(false, "Unsupported data type of kv cache: ", KV_DTYPE); \
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} \
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}
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} // namespace fp8
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#endif // not USE_ROCM
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} // namespace vllm
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} // namespace fp8
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#endif // not USE_ROCM
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} // namespace vllm
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