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k-quants : allow to optionally disable at compile time (#1734)

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* k-quants : put behind optional compile flag LLAMA_K_QUANTS

* build : enable k-quants by default
This commit is contained in:
Georgi Gerganov 2023-06-07 10:59:52 +03:00 committed by GitHub
parent 5b57a5b726
commit 5c64a0952e
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 250 additions and 228 deletions
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8
CMakeLists.txt
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@ -72,6 +72,7 @@ set(LLAMA_CUDA_DMMV_X "32" CACHE STRING "llama: x stride for dmmv CUDA kern
set(LLAMA_CUDA_DMMV_Y "1" CACHE STRING "llama: y block size for dmmv CUDA kernels") set(LLAMA_CUDA_DMMV_Y "1" CACHE STRING "llama: y block size for dmmv CUDA kernels")
option(LLAMA_CLBLAST "llama: use CLBlast" OFF) option(LLAMA_CLBLAST "llama: use CLBlast" OFF)
option(LLAMA_METAL "llama: use Metal" OFF) option(LLAMA_METAL "llama: use Metal" OFF)
option(LLAMA_K_QUANTS "llama: use k-quants" ON)
option(LLAMA_BUILD_TESTS "llama: build tests" ${LLAMA_STANDALONE}) option(LLAMA_BUILD_TESTS "llama: build tests" ${LLAMA_STANDALONE})
option(LLAMA_BUILD_EXAMPLES "llama: build examples" ${LLAMA_STANDALONE}) option(LLAMA_BUILD_EXAMPLES "llama: build examples" ${LLAMA_STANDALONE})
@ -226,6 +227,10 @@ if (LLAMA_METAL)
) )
endif() endif()
if (LLAMA_K_QUANTS)
set(GGML_SOURCES_EXTRA ${GGML_SOURCES_EXTRA} k_quants.c k_quants.h)
endif()
if (LLAMA_CLBLAST) if (LLAMA_CLBLAST)
find_package(CLBlast) find_package(CLBlast)
if (CLBlast_FOUND) if (CLBlast_FOUND)
@ -396,11 +401,10 @@ endif()
add_library(ggml OBJECT add_library(ggml OBJECT
ggml.c ggml.c
ggml.h ggml.h
ggml-quants-k.h
ggml-quants-k.c
${GGML_SOURCES_CUDA} ${GGML_SOURCES_CUDA}
${GGML_SOURCES_OPENCL} ${GGML_SOURCES_OPENCL}
${GGML_SOURCES_METAL} ${GGML_SOURCES_METAL}
${GGML_SOURCES_EXTRA}
) )
target_include_directories(ggml PUBLIC .) target_include_directories(ggml PUBLIC .)

35
Makefile
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@ -121,6 +121,11 @@ ifneq ($(filter ppc64%,$(UNAME_M)),)
endif endif
endif endif
ifndef LLAMA_NO_K_QUANTS
CFLAGS += -DGGML_USE_K_QUANTS
OBJS += k_quants.o
endif
ifndef LLAMA_NO_ACCELERATE ifndef LLAMA_NO_ACCELERATE
# Mac M1 - include Accelerate framework. # Mac M1 - include Accelerate framework.
# `-framework Accelerate` works on Mac Intel as well, with negliable performance boost (as of the predict time). # `-framework Accelerate` works on Mac Intel as well, with negliable performance boost (as of the predict time).
@ -212,6 +217,11 @@ ifneq ($(filter armv8%,$(UNAME_M)),)
CFLAGS += -mfp16-format=ieee -mno-unaligned-access CFLAGS += -mfp16-format=ieee -mno-unaligned-access
endif endif
ifdef LLAMA_NO_K_QUANTS
k_quants.o: k_quants.c k_quants.h
$(CC) $(CFLAGS) -c $< -o $@
endif # LLAMA_NO_K_QUANTS
# #
# Print build information # Print build information
# #
@ -231,10 +241,7 @@ $(info )
# Build library # Build library
# #
ggml.o: ggml.c ggml.h ggml-cuda.h ggml-quants-k.h ggml.o: ggml.c ggml.h ggml-cuda.h
$(CC) $(CFLAGS) -c $< -o $@
ggml-quants-k.o: ggml-quants-k.c ggml-quants-k.h ggml.h ggml-cuda.h
$(CC) $(CFLAGS) -c $< -o $@ $(CC) $(CFLAGS) -c $< -o $@
llama.o: llama.cpp ggml.h ggml-cuda.h llama.h llama-util.h llama.o: llama.cpp ggml.h ggml-cuda.h llama.h llama-util.h
@ -243,7 +250,7 @@ llama.o: llama.cpp ggml.h ggml-cuda.h llama.h llama-util.h
common.o: examples/common.cpp examples/common.h common.o: examples/common.cpp examples/common.h
$(CXX) $(CXXFLAGS) -c $< -o $@ $(CXX) $(CXXFLAGS) -c $< -o $@
libllama.so: llama.o ggml.o ggml-quants-k.o $(OBJS) libllama.so: llama.o ggml.o $(OBJS)
$(CXX) $(CXXFLAGS) -shared -fPIC -o $@ $^ $(LDFLAGS) $(CXX) $(CXXFLAGS) -shared -fPIC -o $@ $^ $(LDFLAGS)
clean: clean:
@ -253,28 +260,28 @@ clean:
# Examples # Examples
# #
main: examples/main/main.cpp build-info.h ggml.o ggml-quants-k.o llama.o common.o $(OBJS) main: examples/main/main.cpp build-info.h ggml.o llama.o common.o $(OBJS)
$(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS) $(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS)
@echo @echo
@echo '==== Run ./main -h for help. ====' @echo '==== Run ./main -h for help. ===='
@echo @echo
quantize: examples/quantize/quantize.cpp build-info.h ggml.o ggml-quants-k.o llama.o $(OBJS) quantize: examples/quantize/quantize.cpp build-info.h ggml.o llama.o $(OBJS)
$(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS) $(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS)
quantize-stats: examples/quantize-stats/quantize-stats.cpp build-info.h ggml.o ggml-quants-k.o llama.o $(OBJS) quantize-stats: examples/quantize-stats/quantize-stats.cpp build-info.h ggml.o llama.o $(OBJS)
$(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS) $(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS)
perplexity: examples/perplexity/perplexity.cpp build-info.h ggml.o ggml-quants-k.o llama.o common.o $(OBJS) perplexity: examples/perplexity/perplexity.cpp build-info.h ggml.o llama.o common.o $(OBJS)
$(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS) $(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS)
embedding: examples/embedding/embedding.cpp build-info.h ggml.o ggml-quants-k.o llama.o common.o $(OBJS) embedding: examples/embedding/embedding.cpp build-info.h ggml.o llama.o common.o $(OBJS)
$(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS) $(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS)
save-load-state: examples/save-load-state/save-load-state.cpp build-info.h ggml.o ggml-quants-k.o llama.o common.o $(OBJS) save-load-state: examples/save-load-state/save-load-state.cpp build-info.h ggml.o llama.o common.o $(OBJS)
$(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS) $(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS)
server: examples/server/server.cpp examples/server/httplib.h examples/server/json.hpp build-info.h ggml.o ggml-quants-k.o llama.o common.o $(OBJS) server: examples/server/server.cpp examples/server/httplib.h examples/server/json.hpp build-info.h ggml.o llama.o common.o $(OBJS)
$(CXX) $(CXXFLAGS) -Iexamples/server $(filter-out %.h,$(filter-out %.hpp,$^)) -o $@ $(LDFLAGS) $(CXX) $(CXXFLAGS) -Iexamples/server $(filter-out %.h,$(filter-out %.hpp,$^)) -o $@ $(LDFLAGS)
build-info.h: $(wildcard .git/index) scripts/build-info.sh build-info.h: $(wildcard .git/index) scripts/build-info.sh
@ -289,11 +296,11 @@ build-info.h: $(wildcard .git/index) scripts/build-info.sh
# Tests # Tests
# #
benchmark-matmult: examples/benchmark/benchmark-matmult.cpp build-info.h ggml.o ggml-quants-k.o $(OBJS) benchmark-matmult: examples/benchmark/benchmark-matmult.cpp build-info.h ggml.o $(OBJS)
$(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS) $(CXX) $(CXXFLAGS) $(filter-out %.h,$^) -o $@ $(LDFLAGS)
./$@ ./$@
vdot: pocs/vdot/vdot.cpp ggml.o ggml-quants-k.o $(OBJS) vdot: pocs/vdot/vdot.cpp ggml.o $(OBJS)
$(CXX) $(CXXFLAGS) $^ -o $@ $(LDFLAGS) $(CXX) $(CXXFLAGS) $^ -o $@ $(LDFLAGS)
.PHONY: tests clean .PHONY: tests clean

120
ggml-cuda.cu
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@ -110,24 +110,24 @@ typedef struct {
uint8_t qs[QK_K/4]; // quants uint8_t qs[QK_K/4]; // quants
half d; // super-block scale for quantized scales half d; // super-block scale for quantized scales
half dmin; // super-block scale for quantized mins half dmin; // super-block scale for quantized mins
} block_q2_k; } block_q2_K;
static_assert(sizeof(block_q2_k) == 2*sizeof(ggml_fp16_t) + QK_K/16 + QK_K/4, "wrong q2_k block size/padding"); static_assert(sizeof(block_q2_K) == 2*sizeof(ggml_fp16_t) + QK_K/16 + QK_K/4, "wrong q2_K block size/padding");
typedef struct { typedef struct {
uint8_t hmask[QK_K/8]; uint8_t hmask[QK_K/8];
uint8_t qs[QK_K/4]; // nibbles / quants uint8_t qs[QK_K/4]; // nibbles / quants
uint8_t scales[3*QK_K/64]; uint8_t scales[3*QK_K/64];
half d; half d;
} block_q3_k; } block_q3_K;
static_assert(sizeof(block_q3_k) == sizeof(ggml_fp16_t) + QK_K / 4 + 11 * QK_K / 64, "wrong q3_k block size/padding"); static_assert(sizeof(block_q3_K) == sizeof(ggml_fp16_t) + QK_K / 4 + 11 * QK_K / 64, "wrong q3_K block size/padding");
typedef struct { typedef struct {
half d; // super-block scale for quantized scales half d; // super-block scale for quantized scales
half dmin; // super-block scale for quantized mins half dmin; // super-block scale for quantized mins
uint8_t scales[3*QK_K/64]; // scales, quantized with 6 bits uint8_t scales[3*QK_K/64]; // scales, quantized with 6 bits
uint8_t qs[QK_K/2]; // 4--bit quants uint8_t qs[QK_K/2]; // 4--bit quants
} block_q4_k; } block_q4_K;
static_assert(sizeof(block_q4_k) == 2*sizeof(ggml_fp16_t) + 3*QK_K/64 + QK_K/2, "wrong q4_k block size/padding"); static_assert(sizeof(block_q4_K) == 2*sizeof(ggml_fp16_t) + 3*QK_K/64 + QK_K/2, "wrong q4_K block size/padding");
typedef struct { typedef struct {
half d; // super-block scale for quantized scales half d; // super-block scale for quantized scales
@ -135,16 +135,16 @@ typedef struct {
uint8_t scales[3*QK_K/64]; // scales, quantized with 6 bits uint8_t scales[3*QK_K/64]; // scales, quantized with 6 bits
uint8_t qh[QK_K/8]; // quants, high bit uint8_t qh[QK_K/8]; // quants, high bit
uint8_t qs[QK_K/2]; // quants, low 4 bits uint8_t qs[QK_K/2]; // quants, low 4 bits
} block_q5_k; } block_q5_K;
static_assert(sizeof(block_q5_k) == 2*sizeof(ggml_fp16_t) + 3*QK_K/64 + QK_K/2 + QK_K/8, "wrong q5_k block size/padding"); static_assert(sizeof(block_q5_K) == 2*sizeof(ggml_fp16_t) + 3*QK_K/64 + QK_K/2 + QK_K/8, "wrong q5_K block size/padding");
typedef struct { typedef struct {
uint8_t ql[QK_K/2]; // quants, lower 4 bits uint8_t ql[QK_K/2]; // quants, lower 4 bits
uint8_t qh[QK_K/4]; // quants, upper 2 bits uint8_t qh[QK_K/4]; // quants, upper 2 bits
int8_t scales[QK_K/16]; // scales int8_t scales[QK_K/16]; // scales
half d; // delta half d; // delta
} block_q6_k; } block_q6_K;
static_assert(sizeof(block_q6_k) == sizeof(ggml_fp16_t) + 13*QK_K/16, "wrong q6_k block size/padding"); static_assert(sizeof(block_q6_K) == sizeof(ggml_fp16_t) + 13*QK_K/16, "wrong q6_K block size/padding");
#define WARP_SIZE 32 #define WARP_SIZE 32
@ -299,7 +299,7 @@ static __device__ void dequantize_q8_0(const void * vx, const int ib, const int
//================================== k-quants //================================== k-quants
static __global__ void dequantize_block_q2_k(const void * vx, float * yy) { static __global__ void dequantize_block_q2_K(const void * vx, float * yy) {
const int i = blockIdx.x; const int i = blockIdx.x;
const int tid = threadIdx.x; const int tid = threadIdx.x;
@ -307,7 +307,7 @@ static __global__ void dequantize_block_q2_k(const void * vx, float * yy) {
const int l = tid - 32*n; const int l = tid - 32*n;
const int is = 8*n + l/16; const int is = 8*n + l/16;
const block_q2_k * x = (const block_q2_k *) vx; const block_q2_K * x = (const block_q2_K *) vx;
const uint8_t q = x[i].qs[32*n + l]; const uint8_t q = x[i].qs[32*n + l];
float * y = yy + i*QK_K + 128*n; float * y = yy + i*QK_K + 128*n;
@ -321,9 +321,9 @@ static __global__ void dequantize_block_q2_k(const void * vx, float * yy) {
} }
static __device__ void vec_dot_q2_k(const void * vx, const int ib, const int iqs, const float * yy, float & result) { static __device__ void vec_dot_q2_K(const void * vx, const int ib, const int iqs, const float * yy, float & result) {
const block_q2_k * x = (const block_q2_k *) vx; const block_q2_K * x = (const block_q2_K *) vx;
// if n is 0, we want to do the lower 128, else the upper 128, // if n is 0, we want to do the lower 128, else the upper 128,
// covering y[l+0], y[l+32], y[l+64], y[l+96] and // covering y[l+0], y[l+32], y[l+64], y[l+96] and
@ -352,7 +352,7 @@ static __device__ void vec_dot_q2_k(const void * vx, const int ib, const int iqs
} }
static __global__ void dequantize_block_q3_k(const void * vx, float * yy) { static __global__ void dequantize_block_q3_K(const void * vx, float * yy) {
int r = threadIdx.x/4; int r = threadIdx.x/4;
int i = blockIdx.x; int i = blockIdx.x;
@ -362,7 +362,7 @@ static __global__ void dequantize_block_q3_k(const void * vx, float * yy) {
int n = tid / 4; int n = tid / 4;
int j = tid - 4*n; int j = tid - 4*n;
const block_q3_k * x = (const block_q3_k *) vx; const block_q3_K * x = (const block_q3_K *) vx;
uint8_t m = 1 << (4*n + j); uint8_t m = 1 << (4*n + j);
int is = 8*n + 2*j + is0; int is = 8*n + 2*j + is0;
@ -383,9 +383,9 @@ static __global__ void dequantize_block_q3_k(const void * vx, float * yy) {
} }
static __device__ void vec_dot_q3_k(const void * vx, const int ib, const int iqs, const float * yy, float & result) { static __device__ void vec_dot_q3_K(const void * vx, const int ib, const int iqs, const float * yy, float & result) {
const block_q3_k * x = (const block_q3_k *) vx; const block_q3_K * x = (const block_q3_K *) vx;
const uint32_t kmask1 = 0x03030303; const uint32_t kmask1 = 0x03030303;
const uint32_t kmask2 = 0x0f0f0f0f; const uint32_t kmask2 = 0x0f0f0f0f;
@ -437,8 +437,8 @@ static inline __device__ void get_scale_min_k4(int j, const uint8_t * q, uint8_t
} }
} }
static __global__ void dequantize_block_q4_k(const void * vx, float * yy) { static __global__ void dequantize_block_q4_K(const void * vx, float * yy) {
const block_q4_k * x = (const block_q4_k *) vx; const block_q4_K * x = (const block_q4_K *) vx;
const int i = blockIdx.x; const int i = blockIdx.x;
@ -474,9 +474,9 @@ static __global__ void dequantize_block_q4_k(const void * vx, float * yy) {
} }
} }
static __device__ void vec_dot_q4_k(const void * vx, const int ib, const int iqs, const float * yy, float & result) { static __device__ void vec_dot_q4_K(const void * vx, const int ib, const int iqs, const float * yy, float & result) {
const block_q4_k * x = (const block_q4_k *) vx; const block_q4_K * x = (const block_q4_K *) vx;
// iqs is in 0...248 in steps of 8 => // iqs is in 0...248 in steps of 8 =>
const int j = iqs / 64; // j is in 0...3 const int j = iqs / 64; // j is in 0...3
@ -506,8 +506,8 @@ static __device__ void vec_dot_q4_k(const void * vx, const int ib, const int iqs
} }
static __global__ void dequantize_block_q5_k(const void * vx, float * yy) { static __global__ void dequantize_block_q5_K(const void * vx, float * yy) {
const block_q5_k * x = (const block_q5_k *) vx; const block_q5_K * x = (const block_q5_K *) vx;
const int i = blockIdx.x; const int i = blockIdx.x;
@ -539,9 +539,9 @@ static __global__ void dequantize_block_q5_k(const void * vx, float * yy) {
y[33] = d2 * ((ql[ 1] >> 4) + (qh[ 1] & hm ? 16 : 0)) - m2; y[33] = d2 * ((ql[ 1] >> 4) + (qh[ 1] & hm ? 16 : 0)) - m2;
} }
static __device__ void vec_dot_q5_k(const void * vx, const int ib, const int iqs, const float * yy, float & result) { static __device__ void vec_dot_q5_K(const void * vx, const int ib, const int iqs, const float * yy, float & result) {
const block_q5_k * x = (const block_q5_k *) vx; const block_q5_K * x = (const block_q5_K *) vx;
// iqs is in 0...248 in steps of 8 => // iqs is in 0...248 in steps of 8 =>
const int j = iqs / 64; // j is in 0...3 const int j = iqs / 64; // j is in 0...3
@ -576,8 +576,8 @@ static __device__ void vec_dot_q5_k(const void * vx, const int ib, const int iqs
} }
static __global__ void dequantize_block_q6_k(const void * vx, float * yy) { static __global__ void dequantize_block_q6_K(const void * vx, float * yy) {
const block_q6_k * x = (const block_q6_k *) vx; const block_q6_K * x = (const block_q6_K *) vx;
const int i = blockIdx.x; const int i = blockIdx.x;
@ -601,9 +601,9 @@ static __global__ void dequantize_block_q6_k(const void * vx, float * yy) {
y[96] = d * sc[6] * ((int8_t)((ql[32] >> 4) | (((qh >> 6) & 3) << 4)) - 32); y[96] = d * sc[6] * ((int8_t)((ql[32] >> 4) | (((qh >> 6) & 3) << 4)) - 32);
} }
static __device__ void vec_dot_q6_k(const void * vx, const int ib, const int iqs, const float * yy, float & result) { static __device__ void vec_dot_q6_K(const void * vx, const int ib, const int iqs, const float * yy, float & result) {
const block_q6_k * x = (const block_q6_k *) vx; const block_q6_K * x = (const block_q6_K *) vx;
const int ip = iqs / 128; // 0 or 1 const int ip = iqs / 128; // 0 or 1
const int il = (iqs - 128*ip)/8; // 0...15 const int il = (iqs - 128*ip)/8; // 0...15
@ -804,29 +804,29 @@ static void dequantize_row_q8_0_cuda(const void * vx, float * y, const int k, cu
dequantize_block<QK8_0, QR8_0, dequantize_q8_0><<<num_blocks, CUDA_DEQUANTIZE_BLOCK_SIZE, 0, stream>>>(vx, y, k); dequantize_block<QK8_0, QR8_0, dequantize_q8_0><<<num_blocks, CUDA_DEQUANTIZE_BLOCK_SIZE, 0, stream>>>(vx, y, k);
} }
static void dequantize_row_q2_k_cuda(const void * vx, float * y, const int k, cudaStream_t stream) { static void dequantize_row_q2_K_cuda(const void * vx, float * y, const int k, cudaStream_t stream) {
const int nb = k / QK_K; const int nb = k / QK_K;
dequantize_block_q2_k<<<nb, 64, 0, stream>>>(vx, y); dequantize_block_q2_K<<<nb, 64, 0, stream>>>(vx, y);
} }
static void dequantize_row_q3_k_cuda(const void * vx, float * y, const int k, cudaStream_t stream) { static void dequantize_row_q3_K_cuda(const void * vx, float * y, const int k, cudaStream_t stream) {
const int nb = k / QK_K; const int nb = k / QK_K;
dequantize_block_q3_k<<<nb, 64, 0, stream>>>(vx, y); dequantize_block_q3_K<<<nb, 64, 0, stream>>>(vx, y);
} }
static void dequantize_row_q4_k_cuda(const void * vx, float * y, const int k, cudaStream_t stream) { static void dequantize_row_q4_K_cuda(const void * vx, float * y, const int k, cudaStream_t stream) {
const int nb = k / QK_K; const int nb = k / QK_K;
dequantize_block_q4_k<<<nb, 32, 0, stream>>>(vx, y); dequantize_block_q4_K<<<nb, 32, 0, stream>>>(vx, y);
} }
static void dequantize_row_q5_k_cuda(const void * vx, float * y, const int k, cudaStream_t stream) { static void dequantize_row_q5_K_cuda(const void * vx, float * y, const int k, cudaStream_t stream) {
const int nb = k / QK_K; const int nb = k / QK_K;
dequantize_block_q5_k<<<nb, 64, 0, stream>>>(vx, y); dequantize_block_q5_K<<<nb, 64, 0, stream>>>(vx, y);
} }
static void dequantize_row_q6_k_cuda(const void * vx, float * y, const int k, cudaStream_t stream) { static void dequantize_row_q6_K_cuda(const void * vx, float * y, const int k, cudaStream_t stream) {
const int nb = k / QK_K; const int nb = k / QK_K;
dequantize_block_q6_k<<<nb, 64, 0, stream>>>(vx, y); dequantize_block_q6_K<<<nb, 64, 0, stream>>>(vx, y);
} }
static void dequantize_mul_mat_vec_q4_0_cuda(const void * vx, const float * y, float * dst, const int ncols, const int nrows, cudaStream_t stream) { static void dequantize_mul_mat_vec_q4_0_cuda(const void * vx, const float * y, float * dst, const int ncols, const int nrows, cudaStream_t stream) {
@ -869,35 +869,35 @@ static void dequantize_mul_mat_vec_q8_0_cuda(const void * vx, const float * y, f
<<<nrows/GGML_CUDA_DMMV_Y, block_dims, 0, stream>>>(vx, y, dst, ncols); <<<nrows/GGML_CUDA_DMMV_Y, block_dims, 0, stream>>>(vx, y, dst, ncols);
} }
static void dequantize_mul_mat_vec_q2_k_cuda(const void * vx, const float * y, float * dst, const int ncols, const int nrows, cudaStream_t stream) { static void dequantize_mul_mat_vec_q2_K_cuda(const void * vx, const float * y, float * dst, const int ncols, const int nrows, cudaStream_t stream) {
GGML_ASSERT(ncols % QK_K == 0); GGML_ASSERT(ncols % QK_K == 0);
const int ny = 2; const int ny = 2;
const dim3 block_dims(32, ny, 1); const dim3 block_dims(32, ny, 1);
dequantize_mul_mat_vec_k<32, vec_dot_q2_k><<<(nrows + ny - 1)/ny, block_dims, 0, stream>>>(vx, y, dst, ncols); dequantize_mul_mat_vec_k<32, vec_dot_q2_K><<<(nrows + ny - 1)/ny, block_dims, 0, stream>>>(vx, y, dst, ncols);
} }
static void dequantize_mul_mat_vec_q3_k_cuda(const void * vx, const float * y, float * dst, const int ncols, const int nrows, cudaStream_t stream) { static void dequantize_mul_mat_vec_q3_K_cuda(const void * vx, const float * y, float * dst, const int ncols, const int nrows, cudaStream_t stream) {
GGML_ASSERT(ncols % QK_K == 0); GGML_ASSERT(ncols % QK_K == 0);
const dim3 block_dims(32, 2, 1); const dim3 block_dims(32, 2, 1);
dequantize_mul_mat_vec_k<32, vec_dot_q3_k><<<nrows/2, block_dims, 0, stream>>>(vx, y, dst, ncols); dequantize_mul_mat_vec_k<32, vec_dot_q3_K><<<nrows/2, block_dims, 0, stream>>>(vx, y, dst, ncols);
} }
static void dequantize_mul_mat_vec_q4_k_cuda(const void * vx, const float * y, float * dst, const int ncols, const int nrows, cudaStream_t stream) { static void dequantize_mul_mat_vec_q4_K_cuda(const void * vx, const float * y, float * dst, const int ncols, const int nrows, cudaStream_t stream) {
GGML_ASSERT(ncols % QK_K == 0); GGML_ASSERT(ncols % QK_K == 0);
const dim3 block_dims(32, 2, 1); const dim3 block_dims(32, 2, 1);
dequantize_mul_mat_vec_k<32, vec_dot_q4_k><<<nrows/2, block_dims, 0, stream>>>(vx, y, dst, ncols); dequantize_mul_mat_vec_k<32, vec_dot_q4_K><<<nrows/2, block_dims, 0, stream>>>(vx, y, dst, ncols);
} }
static void dequantize_mul_mat_vec_q5_k_cuda(const void * vx, const float * y, float * dst, const int ncols, const int nrows, cudaStream_t stream) { static void dequantize_mul_mat_vec_q5_K_cuda(const void * vx, const float * y, float * dst, const int ncols, const int nrows, cudaStream_t stream) {
GGML_ASSERT(ncols % QK_K == 0); GGML_ASSERT(ncols % QK_K == 0);
const dim3 block_dims(32, 2, 1); const dim3 block_dims(32, 2, 1);
dequantize_mul_mat_vec_k<32, vec_dot_q5_k><<<nrows/2, block_dims, 0, stream>>>(vx, y, dst, ncols); dequantize_mul_mat_vec_k<32, vec_dot_q5_K><<<nrows/2, block_dims, 0, stream>>>(vx, y, dst, ncols);
} }
static void dequantize_mul_mat_vec_q6_k_cuda(const void * vx, const float * y, float * dst, const int ncols, const int nrows, cudaStream_t stream) { static void dequantize_mul_mat_vec_q6_K_cuda(const void * vx, const float * y, float * dst, const int ncols, const int nrows, cudaStream_t stream) {
GGML_ASSERT(ncols % QK_K == 0); GGML_ASSERT(ncols % QK_K == 0);
const dim3 block_dims(32, 2, 1); const dim3 block_dims(32, 2, 1);
dequantize_mul_mat_vec_k<32, vec_dot_q6_k><<<nrows/2, block_dims, 0, stream>>>(vx, y, dst, ncols); dequantize_mul_mat_vec_k<32, vec_dot_q6_K><<<nrows/2, block_dims, 0, stream>>>(vx, y, dst, ncols);
} }
static void convert_fp16_to_fp32_cuda(const void * vx, float * y, const int k, cudaStream_t stream) { static void convert_fp16_to_fp32_cuda(const void * vx, float * y, const int k, cudaStream_t stream) {
@ -926,15 +926,15 @@ static to_fp32_cuda_t ggml_get_to_fp32_cuda(ggml_type type) {
case GGML_TYPE_Q8_0: case GGML_TYPE_Q8_0:
return dequantize_row_q8_0_cuda; return dequantize_row_q8_0_cuda;
case GGML_TYPE_Q2_K: case GGML_TYPE_Q2_K:
return dequantize_row_q2_k_cuda; return dequantize_row_q2_K_cuda;
case GGML_TYPE_Q3_K: case GGML_TYPE_Q3_K:
return dequantize_row_q3_k_cuda; return dequantize_row_q3_K_cuda;
case GGML_TYPE_Q4_K: case GGML_TYPE_Q4_K:
return dequantize_row_q4_k_cuda; return dequantize_row_q4_K_cuda;
case GGML_TYPE_Q5_K: case GGML_TYPE_Q5_K:
return dequantize_row_q5_k_cuda; return dequantize_row_q5_K_cuda;
case GGML_TYPE_Q6_K: case GGML_TYPE_Q6_K:
return dequantize_row_q6_k_cuda; return dequantize_row_q6_K_cuda;
case GGML_TYPE_F16: case GGML_TYPE_F16:
return convert_fp16_to_fp32_cuda; return convert_fp16_to_fp32_cuda;
default: default:
@ -1277,19 +1277,19 @@ inline void ggml_cuda_op_dequantize_mul_mat_vec(
dequantize_mul_mat_vec_q8_0_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main); dequantize_mul_mat_vec_q8_0_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main);
break; break;
case GGML_TYPE_Q2_K: case GGML_TYPE_Q2_K:
dequantize_mul_mat_vec_q2_k_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main); dequantize_mul_mat_vec_q2_K_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main);
break; break;
case GGML_TYPE_Q3_K: case GGML_TYPE_Q3_K:
dequantize_mul_mat_vec_q3_k_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main); dequantize_mul_mat_vec_q3_K_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main);
break; break;
case GGML_TYPE_Q4_K: case GGML_TYPE_Q4_K:
dequantize_mul_mat_vec_q4_k_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main); dequantize_mul_mat_vec_q4_K_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main);
break; break;
case GGML_TYPE_Q5_K: case GGML_TYPE_Q5_K:
dequantize_mul_mat_vec_q5_k_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main); dequantize_mul_mat_vec_q5_K_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main);
break; break;
case GGML_TYPE_Q6_K: case GGML_TYPE_Q6_K:
dequantize_mul_mat_vec_q6_k_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main); dequantize_mul_mat_vec_q6_K_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main);
break; break;
case GGML_TYPE_F16: case GGML_TYPE_F16:
convert_mul_mat_vec_f16_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main); convert_mul_mat_vec_f16_cuda(src0_ddq_i, src1_ddf_i, dst_ddf_i, ne00, nrows, cudaStream_main);

107
ggml.c
View File

@ -2,7 +2,10 @@
#define _GNU_SOURCE #define _GNU_SOURCE
#include "ggml.h" #include "ggml.h"
#include "ggml-quants-k.h"
#ifdef GGML_USE_K_QUANTS
#include "k_quants.h"
#endif
#if defined(_MSC_VER) || defined(__MINGW32__) #if defined(_MSC_VER) || defined(__MINGW32__)
#include <malloc.h> // using malloc.h with MSC/MINGW #include <malloc.h> // using malloc.h with MSC/MINGW
@ -1580,46 +1583,48 @@ static const quantize_fns_t quantize_fns[GGML_TYPE_COUNT] = {
.vec_dot_q = NULL, // TODO .vec_dot_q = NULL, // TODO
.vec_dot_type = GGML_TYPE_Q8_1, .vec_dot_type = GGML_TYPE_Q8_1,
}, },
#ifdef GGML_USE_K_QUANTS
[GGML_TYPE_Q2_K] = { [GGML_TYPE_Q2_K] = {
.dequantize_row_q = (dequantize_row_q_t) dequantize_row_q2_k, .dequantize_row_q = (dequantize_row_q_t) dequantize_row_q2_K,
.quantize_row_q = quantize_row_q2_k, .quantize_row_q = quantize_row_q2_K,
.quantize_row_q_reference = (quantize_row_q_t) quantize_row_q2_k_reference, .quantize_row_q_reference = (quantize_row_q_t) quantize_row_q2_K_reference,
.quantize_row_q_dot = quantize_row_q8_k, .quantize_row_q_dot = quantize_row_q8_K,
.vec_dot_q = ggml_vec_dot_q2_k_q8_k, .vec_dot_q = ggml_vec_dot_q2_K_q8_K,
.vec_dot_type = GGML_TYPE_Q8_K, .vec_dot_type = GGML_TYPE_Q8_K,
}, },
[GGML_TYPE_Q3_K] = { [GGML_TYPE_Q3_K] = {
.dequantize_row_q = (dequantize_row_q_t) dequantize_row_q3_k, .dequantize_row_q = (dequantize_row_q_t) dequantize_row_q3_K,
.quantize_row_q = quantize_row_q3_k, .quantize_row_q = quantize_row_q3_K,
.quantize_row_q_reference = (quantize_row_q_t) quantize_row_q3_k_reference, .quantize_row_q_reference = (quantize_row_q_t) quantize_row_q3_K_reference,
.quantize_row_q_dot = quantize_row_q8_k, .quantize_row_q_dot = quantize_row_q8_K,
.vec_dot_q = ggml_vec_dot_q3_k_q8_k, .vec_dot_q = ggml_vec_dot_q3_K_q8_K,
.vec_dot_type = GGML_TYPE_Q8_K, .vec_dot_type = GGML_TYPE_Q8_K,
}, },
[GGML_TYPE_Q4_K] = { [GGML_TYPE_Q4_K] = {
.dequantize_row_q = (dequantize_row_q_t) dequantize_row_q4_k, .dequantize_row_q = (dequantize_row_q_t) dequantize_row_q4_K,
.quantize_row_q = quantize_row_q4_k, .quantize_row_q = quantize_row_q4_K,
.quantize_row_q_reference = (quantize_row_q_t) quantize_row_q4_k_reference, .quantize_row_q_reference = (quantize_row_q_t) quantize_row_q4_K_reference,
.quantize_row_q_dot = quantize_row_q8_k, .quantize_row_q_dot = quantize_row_q8_K,
.vec_dot_q = ggml_vec_dot_q4_k_q8_k, .vec_dot_q = ggml_vec_dot_q4_K_q8_K,
.vec_dot_type = GGML_TYPE_Q8_K, .vec_dot_type = GGML_TYPE_Q8_K,
}, },
[GGML_TYPE_Q5_K] = { [GGML_TYPE_Q5_K] = {
.dequantize_row_q = (dequantize_row_q_t) dequantize_row_q5_k, .dequantize_row_q = (dequantize_row_q_t) dequantize_row_q5_K,
.quantize_row_q = quantize_row_q5_k, .quantize_row_q = quantize_row_q5_K,
.quantize_row_q_reference = (quantize_row_q_t) quantize_row_q5_k_reference, .quantize_row_q_reference = (quantize_row_q_t) quantize_row_q5_K_reference,
.quantize_row_q_dot = quantize_row_q8_k, .quantize_row_q_dot = quantize_row_q8_K,
.vec_dot_q = ggml_vec_dot_q5_k_q8_k, .vec_dot_q = ggml_vec_dot_q5_K_q8_K,
.vec_dot_type = GGML_TYPE_Q8_K, .vec_dot_type = GGML_TYPE_Q8_K,
}, },
[GGML_TYPE_Q6_K] = { [GGML_TYPE_Q6_K] = {
.dequantize_row_q = (dequantize_row_q_t) dequantize_row_q6_k, .dequantize_row_q = (dequantize_row_q_t) dequantize_row_q6_K,
.quantize_row_q = quantize_row_q6_k, .quantize_row_q = quantize_row_q6_K,
.quantize_row_q_reference = (quantize_row_q_t) quantize_row_q6_k_reference, .quantize_row_q_reference = (quantize_row_q_t) quantize_row_q6_K_reference,
.quantize_row_q_dot = quantize_row_q8_k, .quantize_row_q_dot = quantize_row_q8_K,
.vec_dot_q = ggml_vec_dot_q6_k_q8_k, .vec_dot_q = ggml_vec_dot_q6_K_q8_K,
.vec_dot_type = GGML_TYPE_Q8_K, .vec_dot_type = GGML_TYPE_Q8_K,
}, },
#endif
}; };
// For internal test use // For internal test use
@ -3499,12 +3504,14 @@ static const int GGML_BLCK_SIZE[GGML_TYPE_COUNT] = {
[GGML_TYPE_Q5_1] = QK5_1, [GGML_TYPE_Q5_1] = QK5_1,
[GGML_TYPE_Q8_0] = QK8_0, [GGML_TYPE_Q8_0] = QK8_0,
[GGML_TYPE_Q8_1] = QK8_1, [GGML_TYPE_Q8_1] = QK8_1,
#ifdef GGML_USE_K_QUANTS
[GGML_TYPE_Q2_K] = QK_K, [GGML_TYPE_Q2_K] = QK_K,
[GGML_TYPE_Q3_K] = QK_K, [GGML_TYPE_Q3_K] = QK_K,
[GGML_TYPE_Q4_K] = QK_K, [GGML_TYPE_Q4_K] = QK_K,
[GGML_TYPE_Q5_K] = QK_K, [GGML_TYPE_Q5_K] = QK_K,
[GGML_TYPE_Q6_K] = QK_K, [GGML_TYPE_Q6_K] = QK_K,
[GGML_TYPE_Q8_K] = QK_K, [GGML_TYPE_Q8_K] = QK_K,
#endif
[GGML_TYPE_I8] = 1, [GGML_TYPE_I8] = 1,
[GGML_TYPE_I16] = 1, [GGML_TYPE_I16] = 1,
[GGML_TYPE_I32] = 1, [GGML_TYPE_I32] = 1,
@ -3520,12 +3527,14 @@ static const size_t GGML_TYPE_SIZE[GGML_TYPE_COUNT] = {
[GGML_TYPE_Q5_1] = sizeof(block_q5_1), [GGML_TYPE_Q5_1] = sizeof(block_q5_1),
[GGML_TYPE_Q8_0] = sizeof(block_q8_0), [GGML_TYPE_Q8_0] = sizeof(block_q8_0),
[GGML_TYPE_Q8_1] = sizeof(block_q8_1), [GGML_TYPE_Q8_1] = sizeof(block_q8_1),
[GGML_TYPE_Q2_K] = sizeof(block_q2_k), #ifdef GGML_USE_K_QUANTS
[GGML_TYPE_Q3_K] = sizeof(block_q3_k), [GGML_TYPE_Q2_K] = sizeof(block_q2_K),
[GGML_TYPE_Q4_K] = sizeof(block_q4_k), [GGML_TYPE_Q3_K] = sizeof(block_q3_K),
[GGML_TYPE_Q5_K] = sizeof(block_q5_k), [GGML_TYPE_Q4_K] = sizeof(block_q4_K),
[GGML_TYPE_Q6_K] = sizeof(block_q6_k), [GGML_TYPE_Q5_K] = sizeof(block_q5_K),
[GGML_TYPE_Q8_K] = sizeof(block_q8_k), [GGML_TYPE_Q6_K] = sizeof(block_q6_K),
[GGML_TYPE_Q8_K] = sizeof(block_q8_K),
#endif
[GGML_TYPE_I8] = sizeof(int8_t), [GGML_TYPE_I8] = sizeof(int8_t),
[GGML_TYPE_I16] = sizeof(int16_t), [GGML_TYPE_I16] = sizeof(int16_t),
[GGML_TYPE_I32] = sizeof(int32_t), [GGML_TYPE_I32] = sizeof(int32_t),
@ -3542,12 +3551,12 @@ static const char * GGML_TYPE_NAME[GGML_TYPE_COUNT] = {
[GGML_TYPE_Q5_1] = "q5_1", [GGML_TYPE_Q5_1] = "q5_1",
[GGML_TYPE_Q8_0] = "q8_0", [GGML_TYPE_Q8_0] = "q8_0",
[GGML_TYPE_Q8_1] = "q8_1", [GGML_TYPE_Q8_1] = "q8_1",
[GGML_TYPE_Q2_K] = "q2_k", [GGML_TYPE_Q2_K] = "q2_K",
[GGML_TYPE_Q3_K] = "q3_k", [GGML_TYPE_Q3_K] = "q3_K",
[GGML_TYPE_Q4_K] = "q4_k", [GGML_TYPE_Q4_K] = "q4_K",
[GGML_TYPE_Q5_K] = "q5_k", [GGML_TYPE_Q5_K] = "q5_K",
[GGML_TYPE_Q6_K] = "q6_k", [GGML_TYPE_Q6_K] = "q6_K",
[GGML_TYPE_Q8_K] = "q8_k", [GGML_TYPE_Q8_K] = "q8_K",
[GGML_TYPE_I8] = "i8", [GGML_TYPE_I8] = "i8",
[GGML_TYPE_I16] = "i16", [GGML_TYPE_I16] = "i16",
[GGML_TYPE_I32] = "i32", [GGML_TYPE_I32] = "i32",
@ -16249,36 +16258,38 @@ size_t ggml_quantize_chunk(enum ggml_type type, const float * src, void * dst, i
block_q8_0 * block = (block_q8_0*)dst + start / QK8_0; block_q8_0 * block = (block_q8_0*)dst + start / QK8_0;
result = ggml_quantize_q8_0(src + start, block, n, n, hist); result = ggml_quantize_q8_0(src + start, block, n, n, hist);
} break; } break;
#ifdef GGML_USE_K_QUANTS
case GGML_TYPE_Q2_K: case GGML_TYPE_Q2_K:
{ {
GGML_ASSERT(start % QK_K == 0); GGML_ASSERT(start % QK_K == 0);
block_q2_k * block = (block_q2_k*)dst + start / QK_K; block_q2_K * block = (block_q2_K*)dst + start / QK_K;
result = ggml_quantize_q2_k(src + start, block, n, n, hist); result = ggml_quantize_q2_K(src + start, block, n, n, hist);
} break; } break;
case GGML_TYPE_Q3_K: case GGML_TYPE_Q3_K:
{ {
GGML_ASSERT(start % QK_K == 0); GGML_ASSERT(start % QK_K == 0);
block_q3_k * block = (block_q3_k*)dst + start / QK_K; block_q3_K * block = (block_q3_K*)dst + start / QK_K;
result = ggml_quantize_q3_k(src + start, block, n, n, hist); result = ggml_quantize_q3_K(src + start, block, n, n, hist);
} break; } break;
case GGML_TYPE_Q4_K: case GGML_TYPE_Q4_K:
{ {
GGML_ASSERT(start % QK_K == 0); GGML_ASSERT(start % QK_K == 0);
block_q4_k * block = (block_q4_k*)dst + start / QK_K; block_q4_K * block = (block_q4_K*)dst + start / QK_K;
result = ggml_quantize_q4_k(src + start, block, n, n, hist); result = ggml_quantize_q4_K(src + start, block, n, n, hist);
} break; } break;
case GGML_TYPE_Q5_K: case GGML_TYPE_Q5_K:
{ {
GGML_ASSERT(start % QK_K == 0); GGML_ASSERT(start % QK_K == 0);
block_q5_k * block = (block_q5_k*)dst + start / QK_K; block_q5_K * block = (block_q5_K*)dst + start / QK_K;
result = ggml_quantize_q5_k(src + start, block, n, n, hist); result = ggml_quantize_q5_K(src + start, block, n, n, hist);
} break; } break;
case GGML_TYPE_Q6_K: case GGML_TYPE_Q6_K:
{ {
GGML_ASSERT(start % QK_K == 0); GGML_ASSERT(start % QK_K == 0);
block_q6_k * block = (block_q6_k*)dst + start / QK_K; block_q6_K * block = (block_q6_K*)dst + start / QK_K;
result = ggml_quantize_q6_k(src + start, block, n, n, hist); result = ggml_quantize_q6_K(src + start, block, n, n, hist);
} break; } break;
#endif
default: default:
assert(false); assert(false);
} }

126
ggml-quants-k.c → k_quants.c
View File

@ -1,4 +1,4 @@
#include "ggml-quants-k.h" #include "k_quants.h"
#include "ggml.h" #include "ggml.h"
#include <math.h> #include <math.h>
@ -272,7 +272,7 @@ static inline void get_scale_min_k4(int j, const uint8_t * restrict q, uint8_t *
//========================- 2-bit (de)-quantization //========================- 2-bit (de)-quantization
void quantize_row_q2_k_reference(const float * restrict x, block_q2_k * restrict y, int k) { void quantize_row_q2_K_reference(const float * restrict x, block_q2_K * restrict y, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
@ -341,7 +341,7 @@ void quantize_row_q2_k_reference(const float * restrict x, block_q2_k * restrict
} }
} }
void dequantize_row_q2_k(const block_q2_k * restrict x, float * restrict y, int k) { void dequantize_row_q2_K(const block_q2_K * restrict x, float * restrict y, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
@ -374,26 +374,26 @@ void dequantize_row_q2_k(const block_q2_k * restrict x, float * restrict y, int
} }
} }
void quantize_row_q2_k(const float * restrict x, void * restrict vy, int k) { void quantize_row_q2_K(const float * restrict x, void * restrict vy, int k) {
quantize_row_q2_k_reference(x, vy, k); quantize_row_q2_K_reference(x, vy, k);
} }
size_t ggml_quantize_q2_k(const float * restrict src, void * restrict dst, int n, int k, int64_t * restrict hist) { size_t ggml_quantize_q2_K(const float * restrict src, void * restrict dst, int n, int k, int64_t * restrict hist) {
const int nb = k / QK_K; const int nb = k / QK_K;
// TODO - collect histograms - although, at a second thought, I don't really care about them // TODO - collect histograms - although, at a second thought, I don't really care about them
(void)hist; (void)hist;
for (int j = 0; j < nb; j += k) { for (int j = 0; j < nb; j += k) {
block_q2_k * restrict y = (block_q2_k *)dst + j/QK_K; block_q2_K * restrict y = (block_q2_K *)dst + j/QK_K;
quantize_row_q2_k_reference(src + j, y, k); quantize_row_q2_K_reference(src + j, y, k);
} }
return (n/QK_K*sizeof(block_q2_k)); return (n/QK_K*sizeof(block_q2_K));
} }
//========================= 3-bit (de)-quantization //========================= 3-bit (de)-quantization
void quantize_row_q3_k_reference(const float * restrict x, block_q3_k * restrict y, int k) { void quantize_row_q3_K_reference(const float * restrict x, block_q3_K * restrict y, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
@ -469,7 +469,7 @@ void quantize_row_q3_k_reference(const float * restrict x, block_q3_k * restrict
} }
} }
void dequantize_row_q3_k(const block_q3_k * restrict x, float * restrict y, int k) { void dequantize_row_q3_K(const block_q3_K * restrict x, float * restrict y, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
assert(QK_K == 256); assert(QK_K == 256);
const int nb = k / QK_K; const int nb = k / QK_K;
@ -520,26 +520,26 @@ void dequantize_row_q3_k(const block_q3_k * restrict x, float * restrict y, int
} }
} }
void quantize_row_q3_k(const float * restrict x, void * restrict vy, int k) { void quantize_row_q3_K(const float * restrict x, void * restrict vy, int k) {
quantize_row_q3_k_reference(x, vy, k); quantize_row_q3_K_reference(x, vy, k);
} }
size_t ggml_quantize_q3_k(const float * restrict src, void * restrict dst, int n, int k, int64_t * restrict hist) { size_t ggml_quantize_q3_K(const float * restrict src, void * restrict dst, int n, int k, int64_t * restrict hist) {
const int nb = k / QK_K; const int nb = k / QK_K;
// TODO - collect histograms - although, at a second thought, I don't really care about them // TODO - collect histograms - although, at a second thought, I don't really care about them
(void)hist; (void)hist;
for (int j = 0; j < nb; j += k) { for (int j = 0; j < nb; j += k) {
block_q3_k * restrict y = (block_q3_k *)dst + j/QK_K; block_q3_K * restrict y = (block_q3_K *)dst + j/QK_K;
quantize_row_q3_k_reference(src + j, y, k); quantize_row_q3_K_reference(src + j, y, k);
} }
return (n/QK_K*sizeof(block_q3_k)); return (n/QK_K*sizeof(block_q3_K));
} }
// ====================== 4-bit (de)-quantization // ====================== 4-bit (de)-quantization
void quantize_row_q4_k_reference(const float * restrict x, block_q4_k * restrict y, int k) { void quantize_row_q4_K_reference(const float * restrict x, block_q4_K * restrict y, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
@ -604,7 +604,7 @@ void quantize_row_q4_k_reference(const float * restrict x, block_q4_k * restrict
} }
} }
void dequantize_row_q4_k(const block_q4_k * restrict x, float * restrict y, int k) { void dequantize_row_q4_K(const block_q4_K * restrict x, float * restrict y, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
@ -630,26 +630,26 @@ void dequantize_row_q4_k(const block_q4_k * restrict x, float * restrict y, int
} }
} }
void quantize_row_q4_k(const float * restrict x, void * restrict vy, int k) { void quantize_row_q4_K(const float * restrict x, void * restrict vy, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
block_q4_k * restrict y = vy; block_q4_K * restrict y = vy;
quantize_row_q4_k_reference(x, y, k); quantize_row_q4_K_reference(x, y, k);
} }
size_t ggml_quantize_q4_k(const float * restrict src, void * restrict dst, int n, int k, int64_t * restrict hist) { size_t ggml_quantize_q4_K(const float * restrict src, void * restrict dst, int n, int k, int64_t * restrict hist) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
(void)hist; // TODO: collect histograms (void)hist; // TODO: collect histograms
for (int j = 0; j < nb; j += k) { for (int j = 0; j < nb; j += k) {
block_q4_k * restrict y = (block_q4_k *)dst + j/QK_K; block_q4_K * restrict y = (block_q4_K *)dst + j/QK_K;
quantize_row_q4_k_reference(src + j, y, k); quantize_row_q4_K_reference(src + j, y, k);
} }
return (n/QK_K*sizeof(block_q4_k)); return (n/QK_K*sizeof(block_q4_K));
} }
// ====================== 5-bit (de)-quantization // ====================== 5-bit (de)-quantization
void quantize_row_q5_k_reference(const float * restrict x, block_q5_k * restrict y, int k) { void quantize_row_q5_K_reference(const float * restrict x, block_q5_K * restrict y, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
@ -731,7 +731,7 @@ void quantize_row_q5_k_reference(const float * restrict x, block_q5_k * restrict
} }
} }
void dequantize_row_q5_k(const block_q5_k * restrict x, float * restrict y, int k) { void dequantize_row_q5_K(const block_q5_K * restrict x, float * restrict y, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
@ -759,26 +759,26 @@ void dequantize_row_q5_k(const block_q5_k * restrict x, float * restrict y, int
} }
} }
void quantize_row_q5_k(const float * restrict x, void * restrict vy, int k) { void quantize_row_q5_K(const float * restrict x, void * restrict vy, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
block_q5_k * restrict y = vy; block_q5_K * restrict y = vy;
quantize_row_q5_k_reference(x, y, k); quantize_row_q5_K_reference(x, y, k);
} }
size_t ggml_quantize_q5_k(const float * restrict src, void * restrict dst, int n, int k, int64_t * restrict hist) { size_t ggml_quantize_q5_K(const float * restrict src, void * restrict dst, int n, int k, int64_t * restrict hist) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
(void)hist; (void)hist;
for (int j = 0; j < nb; j += k) { for (int j = 0; j < nb; j += k) {
block_q5_k * restrict y = (block_q5_k *)dst + j/QK_K; block_q5_K * restrict y = (block_q5_K *)dst + j/QK_K;
quantize_row_q5_k_reference(src + j, y, k); quantize_row_q5_K_reference(src + j, y, k);
} }
return (n/QK_K*sizeof(block_q5_k)); return (n/QK_K*sizeof(block_q5_K));
} }
// ====================== 6-bit (de)-quantization // ====================== 6-bit (de)-quantization
void quantize_row_q6_k_reference(const float * restrict x, block_q6_k * restrict y, int k) { void quantize_row_q6_K_reference(const float * restrict x, block_q6_K * restrict y, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
@ -842,7 +842,7 @@ void quantize_row_q6_k_reference(const float * restrict x, block_q6_k * restrict
} }
} }
void dequantize_row_q6_k(const block_q6_k * restrict x, float * restrict y, int k) { void dequantize_row_q6_K(const block_q6_K * restrict x, float * restrict y, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
@ -875,28 +875,28 @@ void dequantize_row_q6_k(const block_q6_k * restrict x, float * restrict y, int
} }
} }
void quantize_row_q6_k(const float * restrict x, void * restrict vy, int k) { void quantize_row_q6_K(const float * restrict x, void * restrict vy, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
block_q6_k * restrict y = vy; block_q6_K * restrict y = vy;
quantize_row_q6_k_reference(x, y, k); quantize_row_q6_K_reference(x, y, k);
} }
size_t ggml_quantize_q6_k(const float * src, void * dst, int n, int k, int64_t * hist) { size_t ggml_quantize_q6_K(const float * src, void * dst, int n, int k, int64_t * hist) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
(void)hist; // TODO (void)hist; // TODO
for (int j = 0; j < nb; j += k) { for (int j = 0; j < nb; j += k) {
block_q6_k * restrict y = (block_q6_k *)dst + j/QK_K; block_q6_K * restrict y = (block_q6_K *)dst + j/QK_K;
quantize_row_q6_k_reference(src + j, y, k); quantize_row_q6_K_reference(src + j, y, k);
} }
return (n/QK_K*sizeof(block_q6_k)); return (n/QK_K*sizeof(block_q6_K));
} }
//===================================== Q8_K ============================================== //===================================== Q8_K ==============================================
void quantize_row_q8_k_reference(const float * restrict x, block_q8_k * restrict y, int k) { void quantize_row_q8_K_reference(const float * restrict x, block_q8_K * restrict y, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
@ -933,7 +933,7 @@ void quantize_row_q8_k_reference(const float * restrict x, block_q8_k * restrict
} }
} }
void dequantize_row_q8_k(const block_q8_k * restrict x, float * restrict y, int k) { void dequantize_row_q8_K(const block_q8_K * restrict x, float * restrict y, int k) {
assert(k % QK_K == 0); assert(k % QK_K == 0);
const int nb = k / QK_K; const int nb = k / QK_K;
@ -944,8 +944,8 @@ void dequantize_row_q8_k(const block_q8_k * restrict x, float * restrict y, int
} }
} }
void quantize_row_q8_k(const float * restrict x, void * restrict y, int k) { void quantize_row_q8_K(const float * restrict x, void * restrict y, int k) {
quantize_row_q8_k_reference(x, y, k); quantize_row_q8_K_reference(x, y, k);
} }
//===================================== Dot ptoducts ================================= //===================================== Dot ptoducts =================================
@ -1002,10 +1002,10 @@ static inline __m128i get_scale_shuffle(int i) {
} }
#endif #endif
void ggml_vec_dot_q2_k_q8_k(const int n, float * restrict s, const void * restrict vx, const void * restrict vy) { void ggml_vec_dot_q2_K_q8_K(const int n, float * restrict s, const void * restrict vx, const void * restrict vy) {
const block_q2_k * restrict x = vx; const block_q2_K * restrict x = vx;
const block_q8_k * restrict y = vy; const block_q8_K * restrict y = vy;
const int nb = n / QK_K; const int nb = n / QK_K;
@ -1201,14 +1201,14 @@ void ggml_vec_dot_q2_k_q8_k(const int n, float * restrict s, const void * restri
#endif #endif
} }
void ggml_vec_dot_q3_k_q8_k(const int n, float * restrict s, const void * restrict vx, const void * restrict vy) { void ggml_vec_dot_q3_K_q8_K(const int n, float * restrict s, const void * restrict vx, const void * restrict vy) {
assert(n % QK_K == 0); assert(n % QK_K == 0);
const uint32_t kmask1 = 0x03030303; const uint32_t kmask1 = 0x03030303;
const uint32_t kmask2 = 0x0f0f0f0f; const uint32_t kmask2 = 0x0f0f0f0f;
const block_q3_k * restrict x = vx; const block_q3_K * restrict x = vx;
const block_q8_k * restrict y = vy; const block_q8_K * restrict y = vy;
const int nb = n / QK_K; const int nb = n / QK_K;
@ -1501,11 +1501,11 @@ void ggml_vec_dot_q3_k_q8_k(const int n, float * restrict s, const void * restri
} }
void ggml_vec_dot_q4_k_q8_k(const int n, float * restrict s, const void * restrict vx, const void * restrict vy) { void ggml_vec_dot_q4_K_q8_K(const int n, float * restrict s, const void * restrict vx, const void * restrict vy) {
assert(n % QK_K == 0); assert(n % QK_K == 0);
const block_q4_k * restrict x = vx; const block_q4_K * restrict x = vx;
const block_q8_k * restrict y = vy; const block_q8_K * restrict y = vy;
const int nb = n / QK_K; const int nb = n / QK_K;
@ -1727,11 +1727,11 @@ void ggml_vec_dot_q4_k_q8_k(const int n, float * restrict s, const void * restri
#endif #endif
} }
void ggml_vec_dot_q5_k_q8_k(const int n, float * restrict s, const void * restrict vx, const void * restrict vy) { void ggml_vec_dot_q5_K_q8_K(const int n, float * restrict s, const void * restrict vx, const void * restrict vy) {
assert(n % QK_K == 0); assert(n % QK_K == 0);
const block_q5_k * restrict x = vx; const block_q5_K * restrict x = vx;
const block_q8_k * restrict y = vy; const block_q8_K * restrict y = vy;
const int nb = n / QK_K; const int nb = n / QK_K;
@ -1974,11 +1974,11 @@ void ggml_vec_dot_q5_k_q8_k(const int n, float * restrict s, const void * restri
void ggml_vec_dot_q6_k_q8_k(const int n, float * restrict s, const void * restrict vx, const void * restrict vy) { void ggml_vec_dot_q6_K_q8_K(const int n, float * restrict s, const void * restrict vx, const void * restrict vy) {
assert(n % QK_K == 0); assert(n % QK_K == 0);
const block_q6_k * restrict x = vx; const block_q6_K * restrict x = vx;
const block_q8_k * restrict y = vy; const block_q8_K * restrict y = vy;
const int nb = n / QK_K; const int nb = n / QK_K;

80
ggml-quants-k.h → k_quants.h
View File

@ -22,8 +22,8 @@ typedef struct {
uint8_t qs[QK_K/4]; // quants uint8_t qs[QK_K/4]; // quants
ggml_fp16_t d; // super-block scale for quantized scales ggml_fp16_t d; // super-block scale for quantized scales
ggml_fp16_t dmin; // super-block scale for quantized mins ggml_fp16_t dmin; // super-block scale for quantized mins
} block_q2_k; } block_q2_K;
static_assert(sizeof(block_q2_k) == 2*sizeof(ggml_fp16_t) + QK_K/16 + QK_K/4, "wrong q2_k block size/padding"); static_assert(sizeof(block_q2_K) == 2*sizeof(ggml_fp16_t) + QK_K/16 + QK_K/4, "wrong q2_K block size/padding");
// 3-bit quantization // 3-bit quantization
// weight is represented as x = a * q // weight is represented as x = a * q
@ -34,8 +34,8 @@ typedef struct {
uint8_t qs[QK_K/4]; // quants - low 2 bits uint8_t qs[QK_K/4]; // quants - low 2 bits
uint8_t scales[3*QK_K/64]; // scales, quantized with 6 bits uint8_t scales[3*QK_K/64]; // scales, quantized with 6 bits
ggml_fp16_t d; // super-block scale ggml_fp16_t d; // super-block scale
} block_q3_k; } block_q3_K;
static_assert(sizeof(block_q3_k) == sizeof(ggml_fp16_t) + QK_K / 4 + 11 * QK_K / 64, "wrong q3_k block size/padding"); static_assert(sizeof(block_q3_K) == sizeof(ggml_fp16_t) + QK_K / 4 + 11 * QK_K / 64, "wrong q3_K block size/padding");
// 4-bit quantization // 4-bit quantization
// 16 blocks of 32 elements each // 16 blocks of 32 elements each
@ -46,8 +46,8 @@ typedef struct {
ggml_fp16_t dmin; // super-block scale for quantized mins ggml_fp16_t dmin; // super-block scale for quantized mins
uint8_t scales[3*QK_K/64]; // scales and mins, quantized with 6 bits uint8_t scales[3*QK_K/64]; // scales and mins, quantized with 6 bits
uint8_t qs[QK_K/2]; // 4--bit quants uint8_t qs[QK_K/2]; // 4--bit quants
} block_q4_k; } block_q4_K;
static_assert(sizeof(block_q4_k) == 2*sizeof(ggml_fp16_t) + 3*QK_K/64 + QK_K/2, "wrong q4_k block size/padding"); static_assert(sizeof(block_q4_K) == 2*sizeof(ggml_fp16_t) + 3*QK_K/64 + QK_K/2, "wrong q4_K block size/padding");
// 5-bit quantization // 5-bit quantization
// 16 blocks of 32 elements each // 16 blocks of 32 elements each
@ -59,8 +59,8 @@ typedef struct {
uint8_t scales[3*QK_K/64]; // scales and mins, quantized with 6 bits uint8_t scales[3*QK_K/64]; // scales and mins, quantized with 6 bits
uint8_t qh[QK_K/8]; // quants, high bit uint8_t qh[QK_K/8]; // quants, high bit
uint8_t qs[QK_K/2]; // quants, low 4 bits uint8_t qs[QK_K/2]; // quants, low 4 bits
} block_q5_k; } block_q5_K;
static_assert(sizeof(block_q5_k) == 2*sizeof(ggml_fp16_t) + 3*QK_K/64 + QK_K/2 + QK_K/8, "wrong q5_k block size/padding"); static_assert(sizeof(block_q5_K) == 2*sizeof(ggml_fp16_t) + 3*QK_K/64 + QK_K/2 + QK_K/8, "wrong q5_K block size/padding");
// 6-bit quantization // 6-bit quantization
// weight is represented as x = a * q // weight is represented as x = a * q
@ -71,52 +71,52 @@ typedef struct {
uint8_t qh[QK_K/4]; // quants, upper 2 bits uint8_t qh[QK_K/4]; // quants, upper 2 bits
int8_t scales[QK_K/16]; // scales, quantized with 8 bits int8_t scales[QK_K/16]; // scales, quantized with 8 bits
ggml_fp16_t d; // super-block scale ggml_fp16_t d; // super-block scale
} block_q6_k; } block_q6_K;
static_assert(sizeof(block_q6_k) == sizeof(ggml_fp16_t) + QK_K / 16 + 3*QK_K/4, "wrong q6_k block size/padding"); static_assert(sizeof(block_q6_K) == sizeof(ggml_fp16_t) + QK_K / 16 + 3*QK_K/4, "wrong q6_K block size/padding");
// This is only used for intermediate quantization and dot products // This is only used for intermediate quantization and dot products
typedef struct { typedef struct {
float d; // delta float d; // delta
int8_t qs[QK_K]; // quants int8_t qs[QK_K]; // quants
int16_t bsums[QK_K/16]; // sum of quants in groups of 16 int16_t bsums[QK_K/16]; // sum of quants in groups of 16
} block_q8_k; } block_q8_K;
static_assert(sizeof(block_q8_k) == sizeof(float) + QK_K + QK_K/16*sizeof(int16_t), "wrong q8_k block size/padding"); static_assert(sizeof(block_q8_K) == sizeof(float) + QK_K + QK_K/16*sizeof(int16_t), "wrong q8_K block size/padding");
// Quantization // Quantization
void quantize_row_q2_k_reference(const float * restrict x, block_q2_k * restrict y, int k); void quantize_row_q2_K_reference(const float * restrict x, block_q2_K * restrict y, int k);
void quantize_row_q3_k_reference(const float * restrict x, block_q3_k * restrict y, int k); void quantize_row_q3_K_reference(const float * restrict x, block_q3_K * restrict y, int k);
void quantize_row_q4_k_reference(const float * restrict x, block_q4_k * restrict y, int k); void quantize_row_q4_K_reference(const float * restrict x, block_q4_K * restrict y, int k);
void quantize_row_q5_k_reference(const float * restrict x, block_q5_k * restrict y, int k); void quantize_row_q5_K_reference(const float * restrict x, block_q5_K * restrict y, int k);
void quantize_row_q6_k_reference(const float * restrict x, block_q6_k * restrict y, int k); void quantize_row_q6_K_reference(const float * restrict x, block_q6_K * restrict y, int k);
void quantize_row_q8_k_reference(const float * restrict x, block_q8_k * restrict y, int k); void quantize_row_q8_K_reference(const float * restrict x, block_q8_K * restrict y, int k);
void quantize_row_q2_k(const float * restrict x, void * restrict y, int k); void quantize_row_q2_K(const float * restrict x, void * restrict y, int k);
void quantize_row_q3_k(const float * restrict x, void * restrict y, int k); void quantize_row_q3_K(const float * restrict x, void * restrict y, int k);
void quantize_row_q4_k(const float * restrict x, void * restrict y, int k); void quantize_row_q4_K(const float * restrict x, void * restrict y, int k);
void quantize_row_q5_k(const float * restrict x, void * restrict y, int k); void quantize_row_q5_K(const float * restrict x, void * restrict y, int k);
void quantize_row_q6_k(const float * restrict x, void * restrict y, int k); void quantize_row_q6_K(const float * restrict x, void * restrict y, int k);
void quantize_row_q8_k(const float * restrict x, void * restrict y, int k); void quantize_row_q8_K(const float * restrict x, void * restrict y, int k);
// Dequantization // Dequantization
void dequantize_row_q2_k(const block_q2_k * restrict x, float * restrict y, int k); void dequantize_row_q2_K(const block_q2_K * restrict x, float * restrict y, int k);
void dequantize_row_q3_k(const block_q3_k * restrict x, float * restrict y, int k); void dequantize_row_q3_K(const block_q3_K * restrict x, float * restrict y, int k);
void dequantize_row_q4_k(const block_q4_k * restrict x, float * restrict y, int k); void dequantize_row_q4_K(const block_q4_K * restrict x, float * restrict y, int k);
void dequantize_row_q5_k(const block_q5_k * restrict x, float * restrict y, int k); void dequantize_row_q5_K(const block_q5_K * restrict x, float * restrict y, int k);
void dequantize_row_q6_k(const block_q6_k * restrict x, float * restrict y, int k); void dequantize_row_q6_K(const block_q6_K * restrict x, float * restrict y, int k);
void dequantize_row_q8_k(const block_q8_k * restrict x, float * restrict y, int k); void dequantize_row_q8_K(const block_q8_K * restrict x, float * restrict y, int k);
// Dot product // Dot product
void ggml_vec_dot_q2_k_q8_k(int n, float * restrict s, const void * restrict vx, const void * restrict vy); void ggml_vec_dot_q2_K_q8_K(int n, float * restrict s, const void * restrict vx, const void * restrict vy);
void ggml_vec_dot_q3_k_q8_k(int n, float * restrict s, const void * restrict vx, const void * restrict vy); void ggml_vec_dot_q3_K_q8_K(int n, float * restrict s, const void * restrict vx, const void * restrict vy);
void ggml_vec_dot_q4_k_q8_k(int n, float * restrict s, const void * restrict vx, const void * restrict vy); void ggml_vec_dot_q4_K_q8_K(int n, float * restrict s, const void * restrict vx, const void * restrict vy);
void ggml_vec_dot_q5_k_q8_k(int n, float * restrict s, const void * restrict vx, const void * restrict vy); void ggml_vec_dot_q5_K_q8_K(int n, float * restrict s, const void * restrict vx, const void * restrict vy);
void ggml_vec_dot_q6_k_q8_k(int n, float * restrict s, const void * restrict vx, const void * restrict vy); void ggml_vec_dot_q6_K_q8_K(int n, float * restrict s, const void * restrict vx, const void * restrict vy);
// Quantization with histogram collection // Quantization with histogram collection
size_t ggml_quantize_q2_k(const float * src, void * dst, int n, int k, int64_t * hist); size_t ggml_quantize_q2_K(const float * src, void * dst, int n, int k, int64_t * hist);
size_t ggml_quantize_q3_k(const float * src, void * dst, int n, int k, int64_t * hist); size_t ggml_quantize_q3_K(const float * src, void * dst, int n, int k, int64_t * hist);
size_t ggml_quantize_q4_k(const float * src, void * dst, int n, int k, int64_t * hist); size_t ggml_quantize_q4_K(const float * src, void * dst, int n, int k, int64_t * hist);
size_t ggml_quantize_q5_k(const float * src, void * dst, int n, int k, int64_t * hist); size_t ggml_quantize_q5_K(const float * src, void * dst, int n, int k, int64_t * hist);
size_t ggml_quantize_q6_k(const float * src, void * dst, int n, int k, int64_t * hist); size_t ggml_quantize_q6_K(const float * src, void * dst, int n, int k, int64_t * hist);