hodu_cpu_kernels 0.2.0

hodu cpu kernels
Documentation 
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# Directory settings
KERNEL_DIR = kernels
OUTPUT_DIR = build
INCLUDE_DIR = $(KERNEL_DIR)

# Output files
KERNEL_LIB = $(OUTPUT_DIR)/libhodu_cpu_kernels.a

# Header files (not compiled directly)
HEADERS = $(KERNEL_DIR)/atomic.h \
          $(KERNEL_DIR)/constants.h \
          $(KERNEL_DIR)/math_utils.h \
          $(KERNEL_DIR)/types.h \
          $(KERNEL_DIR)/utils.h \
          $(KERNEL_DIR)/ops_binary.h \
          $(KERNEL_DIR)/ops_concat_split.h \
          $(KERNEL_DIR)/ops_conv.h \
          $(KERNEL_DIR)/ops_indexing.h \
          $(KERNEL_DIR)/ops_matrix.h \
          $(KERNEL_DIR)/ops_reduce.h \
          $(KERNEL_DIR)/ops_unary.h \
          $(KERNEL_DIR)/ops_windowing.h

# Source files
SOURCES = $(KERNEL_DIR)/ops_binary.c \
          $(KERNEL_DIR)/ops_concat_split.c \
          $(KERNEL_DIR)/ops_conv.c \
          $(KERNEL_DIR)/ops_indexing.c \
          $(KERNEL_DIR)/ops_matrix.c \
          $(KERNEL_DIR)/ops_reduce.c \
          $(KERNEL_DIR)/ops_unary.c \
          $(KERNEL_DIR)/ops_windowing.c

# Derived .o file paths
OBJ_FILES = $(patsubst $(KERNEL_DIR)/%.c,$(OUTPUT_DIR)/%.o,$(SOURCES))

# Compiler settings
CC = clang
AR = ar
CFLAGS = -I $(INCLUDE_DIR) -std=c11 -O3 -Wall -Wextra -fPIC
ARFLAGS = rcs

# Default target
all: prepare $(KERNEL_LIB)

# Create build directories
prepare:
	@mkdir -p $(OUTPUT_DIR)

# Compile source files to .o (depends on headers)
$(OUTPUT_DIR)/%.o: $(KERNEL_DIR)/%.c $(HEADERS) | prepare
	$(CC) $(CFLAGS) -c $< -o $@

# Create static library from all .o files
$(KERNEL_LIB): $(OBJ_FILES) | prepare
	$(AR) $(ARFLAGS) $@ $^

# Test compile (check for errors without creating library)
test: prepare
	@echo "Testing compilation..."
	@for src in $(SOURCES); do \
		echo "  Compiling $$src..."; \
		$(CC) $(CFLAGS) -fsyntax-only $$src || exit 1; \
	done
	@echo "All files compiled successfully!"

# Show compiler info
info:
	@echo "Compiler: $(CC)"
	@echo "Flags: $(CFLAGS)"
	@echo "Sources: $(SOURCES)"
	@echo "Headers: $(HEADERS)"
	@echo "Objects: $(OBJ_FILES)"
	@echo "Output: $(KERNEL_LIB)"

# Cleanup
clean:
	rm -rf $(OUTPUT_DIR)

# Dependency declarations
.PHONY: all prepare test info clean