diff --git a/seminaries/qtrvsim/qtmips_template/.gitignore b/seminaries/qtrvsim/qtmips_template/.gitignore new file mode 100644 index 0000000000000000000000000000000000000000..591297fbe95273da4e9c06f57314a2e0b44d7bef --- /dev/null +++ b/seminaries/qtrvsim/qtmips_template/.gitignore @@ -0,0 +1,3 @@ +*.o +depend +change_me diff --git a/seminaries/qtrvsim/qtmips_template/Makefile b/seminaries/qtrvsim/qtmips_template/Makefile new file mode 100644 index 0000000000000000000000000000000000000000..301b4198b2637a17fd44f2d7f22b42e6876f78df --- /dev/null +++ b/seminaries/qtrvsim/qtmips_template/Makefile @@ -0,0 +1,77 @@ +ARCH=riscv64-unknown-elf + +SOURCES = change_me.S +TARGET_EXE = change_me + +CC=$(ARCH)-gcc +CXX=$(ARCH)-g++ +AS=$(ARCH)-as +LD=$(ARCH)-ld +OBJCOPY=$(ARCH)-objcopy + +ARCHFLAGS += -mabi=ilp32 +ARCHFLAGS += -march=rv32i +ARCHFLAGS += -fno-lto + +CFLAGS += -ggdb -Os -Wall +CXXFLAGS+= -ggdb -Os -Wall +AFLAGS += -ggdb +LDFLAGS += -ggdb +LDFLAGS += -nostartfiles +LDFLAGS += -nostdlib +LDFLAGS += -static +#LDFLAGS += -specs=/opt/musl/riscv64-linux-gnu/lib/musl-gcc.specs + +CFLAGS += $(ARCHFLAGS) +CXXFLAGS+= $(ARCHFLAGS) +AFLAGS += $(ARCHFLAGS) +LDFLAGS += $(ARCHFLAGS) + +OBJECTS += $(filter %.o,$(SOURCES:%.S=%.o)) +OBJECTS += $(filter %.o,$(SOURCES:%.c=%.o)) +OBJECTS += $(filter %.o,$(SOURCES:%.cpp=%.o)) + +all : default + +.PHONY : default clean dep all + +%.o:%.S + $(CC) -D__ASSEMBLY__ $(AFLAGS) -c $< -o $@ + +%.o:%.c + $(CC) $(CFLAGS) $(CPPFLAGS) -c $< -o $@ + +%.o:%.cpp + $(CXX) $(CXXFLAGS) $(CPPFLAGS) -c $< + +%.s:%.c + $(CC) $(CFLAGS) $(CPPFLAGS) -S $< -o $@ + +default : $(TARGET_EXE) + +$(TARGET_EXE) : $(OBJECTS) + $(CC) $(LDFLAGS) $^ -o $@ + +dep: depend + +depend: $(SOURCES) $(glob *.h) + echo '# autogenerated dependencies' > depend +ifneq ($(filter %.S,$(SOURCES)),) + $(CC) -D__ASSEMBLY__ $(AFLAGS) -w -E -M $(filter %.S,$(SOURCES)) \ + >> depend +endif +ifneq ($(filter %.c,$(SOURCES)),) + $(CC) $(CFLAGS) $(CPPFLAGS) -w -E -M $(filter %.c,$(SOURCES)) \ + >> depend +endif +ifneq ($(filter %.cpp,$(SOURCES)),) + $(CXX) $(CXXFLAGS) $(CPPFLAGS) -w -E -M $(filter %.cpp,$(SOURCES)) \ + >> depend +endif + +clean: + rm -f *.o *.a $(OBJECTS) $(TARGET_EXE) depend + +#mips-elf-objdump --source -M no-aliases,reg-names=numeric qtmips_binrep + +-include depend diff --git a/seminaries/qtrvsim/qtmips_template/change_me.S b/seminaries/qtrvsim/qtmips_template/change_me.S new file mode 100644 index 0000000000000000000000000000000000000000..45d3f50a711c720d117197813916ef088567d2d2 --- /dev/null +++ b/seminaries/qtrvsim/qtmips_template/change_me.S @@ -0,0 +1,21 @@ +/* template for own QtRvSim program development */ + +.globl _start +.globl __start + +.text + +__start: +_start: + addi a0, zero, 10 + la a1, var1 + lw a2, 0(a1) + + /* space for your code */ + +loop: ebreak + beq zero, zero, loop + +.data + +var1: .word 0x12345678