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Update riscv-gnu-toolchain to git rev 0c8f87d

This commit is contained in:
Clifford Wolf 2017-04-07 11:43:05 +02:00
parent 1b22a099f9
commit 3675375072
4 changed files with 14 additions and 13 deletions
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4
Makefile
View File

@ -1,5 +1,5 @@
RISCV_GNU_TOOLCHAIN_GIT_REVISION = 914224e RISCV_GNU_TOOLCHAIN_GIT_REVISION = 0c8f87d
RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX = /opt/riscv32 RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX = /opt/riscv32
SHELL = bash SHELL = bash
@ -11,7 +11,7 @@ TOOLCHAIN_PREFIX = $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX)i/bin/riscv32-unknown-el
COMPRESSED_ISA = C COMPRESSED_ISA = C
# Add things like "export http_proxy=... https_proxy=..." here # Add things like "export http_proxy=... https_proxy=..." here
GIT_ENV = GIT_ENV = true
test: testbench.vvp firmware/firmware.hex test: testbench.vvp firmware/firmware.hex
vvp -N $< vvp -N $<

9
README.md
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@ -612,15 +612,16 @@ The following commands will build the RISC-V GNU toolchain and libraries for a
pure RV32I target, and install it in `/opt/riscv32i`: pure RV32I target, and install it in `/opt/riscv32i`:
# Ubuntu packages needed: # Ubuntu packages needed:
sudo apt-get install autoconf automake autotools-dev curl libmpc-dev libmpfr-dev \ sudo apt-get install autoconf automake autotools-dev curl libmpc-dev \
libgmp-dev gawk build-essential bison flex texinfo gperf libtool patchutils bc libmpfr-dev libgmp-dev gawk build-essential bison flex texinfo \
gperf libtool patchutils bc zlib1g-dev git
sudo mkdir /opt/riscv32i sudo mkdir /opt/riscv32i
sudo chown $USER /opt/riscv32i sudo chown $USER /opt/riscv32i
git clone https://github.com/riscv/riscv-gnu-toolchain riscv-gnu-toolchain-rv32i git clone https://github.com/riscv/riscv-gnu-toolchain riscv-gnu-toolchain-rv32i
cd riscv-gnu-toolchain-rv32i cd riscv-gnu-toolchain-rv32i
git checkout 914224e git checkout 0c8f87d
git submodule update --init --recursive git submodule update --init --recursive
mkdir build; cd build mkdir build; cd build
@ -649,7 +650,7 @@ 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/` sources. Run `make download-tools` to download the sources to `/var/cache/distfiles/`
once in advance. once in advance.
*Note: This instructions are for git rev 914224e (2017-01-06) of riscv-gnu-toolchain.* *Note: This instructions are for git rev 0c8f87d (2017-04-05) of riscv-gnu-toolchain.*
Linking binaries with newlib for PicoRV32 Linking binaries with newlib for PicoRV32

4
firmware/riscv.ld
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@ -1,5 +1,5 @@
/* Default linker script, for normal executables */ /* Default linker script, for normal executables */
/* Copyright (C) 2014-2016 Free Software Foundation, Inc. /* Copyright (C) 2014-2017 Free Software Foundation, Inc.
Copying and distribution of this script, with or without modification, Copying and distribution of this script, with or without modification,
are permitted in any medium without royalty provided the copyright are permitted in any medium without royalty provided the copyright
notice and this notice are preserved. */ notice and this notice are preserved. */
@ -125,7 +125,7 @@ SECTIONS
we can shorten the on-disk segment size. */ we can shorten the on-disk segment size. */
.sdata : .sdata :
{ {
_gp = . + 0x800; __global_pointer$ = . + 0x800;
*(.srodata.cst16) *(.srodata.cst8) *(.srodata.cst4) *(.srodata.cst2) *(.srodata .srodata.*) *(.srodata.cst16) *(.srodata.cst8) *(.srodata.cst4) *(.srodata.cst2) *(.srodata .srodata.*)
*(.sdata .sdata.* .gnu.linkonce.s.*) *(.sdata .sdata.* .gnu.linkonce.s.*)
} }

10
firmware/riscv_ld.diff
View File

@ -1,20 +1,20 @@
--- <(riscv32-unknown-elf-ld -z nocombreloc -verbose) 2017-01-13 16:55:07.569030165 +0100 --- <(riscv32-unknown-elf-ld -z nocombreloc -verbose)
+++ riscv.ld 2017-01-13 16:56:47.796761642 +0100 +++ riscv.ld
@@ -1,9 +1,3 @@ @@ -1,9 +1,3 @@
-GNU ld (GNU Binutils) 2.28.51.20170101 -GNU ld (GNU Binutils) 2.28.0.20170322
- Supported emulations: - Supported emulations:
- elf32lriscv - elf32lriscv
- elf64lriscv - elf64lriscv
-using internal linker script: -using internal linker script:
-================================================== -==================================================
/* Default linker script, for normal executables */ /* Default linker script, for normal executables */
/* Copyright (C) 2014-2016 Free Software Foundation, Inc. /* Copyright (C) 2014-2017 Free Software Foundation, Inc.
Copying and distribution of this script, with or without modification, Copying and distribution of this script, with or without modification,
@@ -13,62 +7,26 @@ @@ -13,62 +7,26 @@
"elf32-littleriscv") "elf32-littleriscv")
OUTPUT_ARCH(riscv) OUTPUT_ARCH(riscv)
ENTRY(_start) ENTRY(_start)
-SEARCH_DIR("/opt/new_riscv32i/riscv32-unknown-elf/lib"); -SEARCH_DIR("/opt/riscv32i/riscv32-unknown-elf/lib");
SECTIONS SECTIONS
{ {
- /* Read-only sections, merged into text segment: */ - /* Read-only sections, merged into text segment: */