From 579b60aef9a4c5379027511b7566223cb36214df Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Sat, 9 Apr 2016 12:29:19 +0200 Subject: [PATCH] Added "make build-riscv32i-tools" and friends --- Makefile | 32 ++++++++++++++++++++++++++++++-- README.md | 14 ++++++++++++++ 2 files changed, 44 insertions(+), 2 deletions(-) diff --git a/Makefile b/Makefile index 5b2520f..0fa3583 100644 --- a/Makefile +++ b/Makefile @@ -1,9 +1,14 @@ +RISCV_GNU_TOOLCHAIN_REV = 3134bf4 +GCC_URL = http://mirrors.kernel.org/gnu/gcc/gcc-5.3.0/gcc-5.3.0.tar.gz +NEWLIB_URL = ftp://sourceware.org/pub/newlib/newlib-2.2.0.tar.gz +BINUTILS_URL = http://mirrors.kernel.org/gnu/binutils/binutils-2.26.tar.gz + TEST_OBJS = $(addsuffix .o,$(basename $(wildcard tests/*.S))) FIRMWARE_OBJS = firmware/start.o firmware/irq.o firmware/print.o firmware/sieve.o firmware/multest.o firmware/stats.o GCC_WARNS = -Werror -Wall -Wextra -Wshadow -Wundef -Wpointer-arith -Wcast-qual -Wcast-align -Wwrite-strings GCC_WARNS += -Wredundant-decls -Wstrict-prototypes -Wmissing-prototypes -pedantic # -Wconversion -TOOLCHAIN_PREFIX = riscv32-unknown-elf- +TOOLCHAIN_PREFIX = /opt/riscv32i/bin/riscv32-unknown-elf- # COMPRESSED_ISA = C test: testbench.exe firmware/firmware.hex @@ -71,6 +76,29 @@ tests/%.o: tests/%.S tests/riscv_test.h tests/test_macros.h $(TOOLCHAIN_PREFIX)gcc -c -m32 -march=RV32IM -o $@ -DTEST_FUNC_NAME=$(notdir $(basename $<)) \ -DTEST_FUNC_TXT='"$(notdir $(basename $<))"' -DTEST_FUNC_RET=$(notdir $(basename $<))_ret $< +download-tools: + sudo bash -c 'set -ex; mkdir -p /var/cache/distfiles; $(foreach URL,$(GCC_URL) $(NEWLIB_URL) $(BINUTILS_URL), \ + if ! test -f /var/cache/distfiles/$(notdir $(URL)); then wget -O /var/cache/distfiles/$(notdir $(URL)).part $(URL); \ + mv /var/cache/distfiles/$(notdir $(URL)).part /var/cache/distfiles/$(notdir $(URL)); fi;)' + +define build_tools_template +build-$(1)-tools: + @read -p "This will remove all existing data from /opt/$(1). Type YES to continue: " reply && [[ "$$$$reply" == [Yy][Ee][Ss] || "$$$$reply" == [Yy] ]] + sudo bash -c "set -ex; rm -rf /opt/$(1); mkdir -p /opt/$(1); chown $$$${USER}. /opt/$(1)" + set -ex; if ! test -d riscv-gnu-toolchain-$(1); then git clone https://github.com/riscv/riscv-gnu-toolchain riscv-gnu-toolchain-$(1); \ + else cd riscv-gnu-toolchain-$(1); git checkout master; git pull; fi + set -ex; cd riscv-gnu-toolchain-$(1); rm -rf build; git checkout $(RISCV_GNU_TOOLCHAIN_REV); mkdir -p build + set -ex; cd riscv-gnu-toolchain-$(1)/build; ../configure --with-xlen=32 --with-arch=$(2) --prefix=/opt/$(1) --disable-float --disable-atomic + +set -ex; cd riscv-gnu-toolchain-$(1)/build; make + +.PHONY: build-$(1)-tools +endef + +$(eval $(call build_tools_template,riscv32i,I)) +$(eval $(call build_tools_template,riscv32ic,IC)) +$(eval $(call build_tools_template,riscv32im,IM)) +$(eval $(call build_tools_template,riscv32imc,IMC)) + toc: gawk '/^-+$$/ { y=tolower(x); gsub("[^a-z0-9]+", "-", y); gsub("-$$", "", y); printf("- [%s](#%s)\n", x, y); } { x=$$0; }' README.md @@ -79,5 +107,5 @@ clean: firmware/firmware.elf firmware/firmware.bin firmware/firmware.hex firmware/firmware.map \ testbench.exe testbench_sp.exe testbench_synth.exe testbench.vcd -.PHONY: test view test_sp test_axi test_synth toc clean +.PHONY: test view test_sp test_axi test_synth download-tools toc clean diff --git a/README.md b/README.md index 63fa58f..08deca1 100644 --- a/README.md +++ b/README.md @@ -547,6 +547,20 @@ The commands will all be named using the prefix `riscv32-unknown-elf-`, which makes it easy to install them side-by-side with the regular riscv-tools (those are using the name prefix `riscv64-unknown-elf-` by default). +The following make targets build toolchains for `RV32I[M][C]` using this sequence +of commands (not including installing prerequisites): + +| Command | Install Directory | ISA | +|:---------------------------------------- |:------------------ |:-------- | +| `make -j$(nproc) build-riscv32i-tools` | `/opt/riscv32i/` | `RV32I` | +| `make -j$(nproc) build-riscv32ic-tools` | `/opt/riscv32ic/` | `RV32IC` | +| `make -j$(nproc) build-riscv32im-tools` | `/opt/riscv32im/` | `RV32IM` | +| `make -j$(nproc) build-riscv32imc-tools` | `/opt/riscv32imc/` | `RV32IMC` | + +By default calling any of those make targets will (re-)download the toolchain +sources. Run `make download-tools` to download the sources to `/var/cache/distfiles/` +once in advance. + *Note: This instructions are for git rev 3134bf4 (2016-04-08) of riscv-gnu-toolchain.*