Vortex 2.0 changes:

+ Microarchitecture optimizations + 64-bit support + Xilinx FPGA support + LLVM-16 support + Refactoring and quality control fixes minor update minor update minor update minor update minor update minor update cleanup cleanup cache bindings and memory perf refactory minor update minor update hw unit tests fixes minor update minor update minor update minor update minor update minor udpate minor update minor update minor update minor update minor update minor update minor update minor updates minor updates minor update minor update minor update minor update minor update minor update minor updates minor updates minor updates minor updates minor update minor update
2023-10-19 20:51:22 -07:00
parent d69a64c32c
commit c1e168fdbe
1309 changed files with 247412 additions and 311463 deletions
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -0,0 +1,66 @@
+XLEN ?= 32
+
+ifeq ($(XLEN),64)
+RISCV_TOOLCHAIN_PATH ?= /opt/riscv64-gnu-toolchain
+CFLAGS += -march=rv64imafd -mabi=lp64d
+else
+RISCV_TOOLCHAIN_PATH ?= /opt/riscv-gnu-toolchain
+CFLAGS += -march=rv32imaf -mabi=ilp32f
+endif
+
+RISCV_PREFIX ?= riscv$(XLEN)-unknown-elf
+RISCV_SYSROOT ?= $(RISCV_TOOLCHAIN_PATH)/$(RISCV_PREFIX)
+
+LLVM_VORTEX ?= /opt/llvm-vortex
+
+LLVM_CFLAGS += --sysroot=$(RISCV_SYSROOT)
+LLVM_CFLAGS += --gcc-toolchain=$(RISCV_TOOLCHAIN_PATH)
+LLVM_CFLAGS += -Xclang -target-feature -Xclang +vortex -mllvm -vortex-branch-divergence=0
+#LLVM_CFLAGS += -I$(RISCV_SYSROOT)/include/c++/9.2.0/$(RISCV_PREFIX) 
+#LLVM_CFLAGS += -I$(RISCV_SYSROOT)/include/c++/9.2.0
+#LLVM_CFLAGS += -Wl,-L$(RISCV_TOOLCHAIN_PATH)/lib/gcc/$(RISCV_PREFIX)/9.2.0
+#LLVM_CFLAGS += --rtlib=libgcc
+
+#CC  = $(LLVM_VORTEX)/bin/clang $(LLVM_CFLAGS)
+#CXX = $(LLVM_VORTEX)/bin/clang++ $(LLVM_CFLAGS)
+#DP  = $(LLVM_VORTEX)/bin/llvm-objdump
+#CP  = $(LLVM_VORTEX)/bin/llvm-objcopy
+
+CC  = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-gcc
+CXX = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-g++
+AR  = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-gcc-ar
+DP  = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-objdump
+CP  = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-objcopy
+
+CFLAGS += -O3 -mcmodel=medany -fno-exceptions -nostartfiles -fdata-sections -ffunction-sections
+CFLAGS += -I./include -I../hw
+CFLAGS += -DXLEN_$(XLEN)
+
+PROJECT = libvortexrt
+
+SRCS = ./src/vx_start.S ./src/vx_syscalls.c ./src/vx_print.S ./src/tinyprintf.c ./src/vx_print.c ./src/vx_spawn.c ./src/vx_serial.S ./src/vx_perf.c
+
+OBJS := $(addsuffix .o, $(notdir $(SRCS)))
+
+all: $(PROJECT).a $(PROJECT).dump
+
+$(PROJECT).dump: $(PROJECT).a
+	$(DP) -D $(PROJECT).a > $(PROJECT).dump
+
+%.S.o: src/%.S
+	$(CC) $(CFLAGS) -c $< -o $@
+
+%.cpp.o: src/%.cpp
+	$(CXX) $(CFLAGS) -c $< -o $@
+
+%.c.o: src/%.c
+	$(CC) $(CFLAGS) -c $< -o $@
+
+$(PROJECT).a: $(OBJS)
+	$(AR) rcs $@ $^
+
+.depend: $(SRCS)
+	$(CC) $(CFLAGS) -MM $^ > .depend;
+
+clean:
+	rm -rf *.a *.o *.dump .depend