[PATCH v2 00/18] glibc port for 32-bit RISC-V (RV32)
Alistair Francis
alistair23@gmail.com
Mon Jun 15 22:37:17 GMT 2020
On Wed, Jun 3, 2020 at 9:34 AM Alistair Francis
<alistair.francis@wdc.com> wrote:
>
> This patch set contains the glibc port for 32-bit RISC-V.
>
> This is based on the original work from Zong Li [1] and has been
> updated to use a 64-bit time_t.
>
> This requires a 5.4+ kernel and all of the testing has been done using
> the 5.4 stable kernel.
>
> Nothing fails when running ./scripts/build-many-glibcs.py (for all
> targets) on my x86-64 machine.
>
> This is the current list of tests that fail when running inside QEMU RV32
> system emulation on the 5.4 kernel:
>
> FAIL: elf/tst-ldconfig-ld_so_conf-update
> FAIL: io/tst-lockf
> FAIL: misc/test-errno-linux
> FAIL: nss/tst-nss-files-hosts-long
> FAIL: resolv/tst-resolv-res_init-thread
> FAIL: stdio-common/bug22
> FAIL: stdlib/tst-strfrom
> FAIL: stdlib/tst-strfrom-locale
>
> ---Links---
> 1: https://sourceware.org/ml/libc-alpha/2018-07/msg00892.html
>
> The latest version of my work can be found here: https://github.com/alistair23/glibc/tree/alistair/rv32.next
>
> This specific version can be found here: https://github.com/alistair23/glibc/tree/alistair/rv32.2
>
> Alistair Francis (9):
> RISC-V: Use 64-bit time_t and off_t for RV32 and RV64
> RISC-V: Define __NR_* as __NR_*_time64/64 for 32-bit
> RISC-V: Add support for 32-bit vDSO calls
> RISC-V: Add arch-syscall.h for RV32
> RISC-V: nptl: update default pthread-offsets.h
> riscv32: Add an architecture ipctypes.h
> RISC-V: Add ABI lists
> RISC-V: Add the RV32 libm-test-ulps
> riscv32: Specify the arch_minimum_kernel as 5.4
>
> Zong Li (9):
> RISC-V: Support dynamic loader for the 32-bit
> RISC-V: Add path of library directories for the 32-bit
> RISC-V: The ABI implementation for 32-bit
> RISC-V: Hard float support for 32-bit
> RISC-V: Fix llrint and llround missing exceptions on RV32
> RISC-V: Build Infastructure for 32-bit
> RISC-V: Add rv32 path to RTLDLIST in ldd
> Documentation for the RISC-V 32-bit port
> Add RISC-V 32-bit target to build-many-glibcs.py
Ping!
Patch 12 (RISC-V: Add the RV32 libm-test-ulps) had a comment, any
other comments?
I would like to start merging some of the early patches of this series
to avoid continually reposting them without comments or changes.
Alistair
>
> NEWS | 6 +
> README | 1 +
> scripts/build-many-glibcs.py | 15 +
> sysdeps/riscv/bits/wordsize.h | 4 +-
> sysdeps/riscv/nptl/bits/pthreadtypes-arch.h | 10 +-
> sysdeps/riscv/nptl/bits/struct_rwlock.h | 27 +-
> sysdeps/riscv/nptl/pthread-offsets.h | 13 +-
> sysdeps/riscv/preconfigure | 6 +-
> sysdeps/riscv/rv32/Implies-after | 1 +
> .../riscv/rv32/fix-fp-int-convert-overflow.h | 38 +
> sysdeps/riscv/rv32/rvd/Implies | 3 +
> sysdeps/riscv/rv32/rvd/libm-test-ulps | 1401 +++++++++++
> sysdeps/riscv/rv32/rvd/libm-test-ulps-name | 1 +
> sysdeps/riscv/rv32/rvd/s_lrint.c | 31 +
> sysdeps/riscv/rv32/rvd/s_lround.c | 31 +
> sysdeps/riscv/rv32/rvf/Implies | 1 +
> sysdeps/riscv/rv32/rvf/s_lrintf.c | 31 +
> sysdeps/riscv/rv32/rvf/s_lroundf.c | 31 +
> sysdeps/riscv/sfp-machine.h | 27 +-
> sysdeps/riscv/sys/asm.h | 5 +-
> sysdeps/unix/sysv/linux/riscv/Makefile | 4 +-
> .../unix/sysv/linux/riscv/bits/environments.h | 85 +
> sysdeps/unix/sysv/linux/riscv/bits/ipctypes.h | 35 +
> sysdeps/unix/sysv/linux/riscv/bits/time64.h | 36 +
> sysdeps/unix/sysv/linux/riscv/bits/timesize.h | 22 +
> sysdeps/unix/sysv/linux/riscv/c++-types.data | 67 +
> sysdeps/unix/sysv/linux/riscv/configure | 43 +
> sysdeps/unix/sysv/linux/riscv/configure.ac | 12 +
> sysdeps/unix/sysv/linux/riscv/dl-cache.h | 17 +-
> .../unix/sysv/linux/riscv/jmp_buf-macros.h | 53 +
> sysdeps/unix/sysv/linux/riscv/kernel_stat.h | 23 +
> sysdeps/unix/sysv/linux/riscv/ld.abilist | 5 +
> sysdeps/unix/sysv/linux/riscv/ldconfig.h | 2 +-
> sysdeps/unix/sysv/linux/riscv/ldd-rewrite.sed | 2 +-
> .../sysv/linux/riscv/libBrokenLocale.abilist | 1 +
> sysdeps/unix/sysv/linux/riscv/libanl.abilist | 4 +
> sysdeps/unix/sysv/linux/riscv/libc.abilist | 2099 +++++++++++++++++
> .../unix/sysv/linux/riscv/libcrypt.abilist | 2 +
> sysdeps/unix/sysv/linux/riscv/libdl.abilist | 9 +
> sysdeps/unix/sysv/linux/riscv/libm.abilist | 940 ++++++++
> .../unix/sysv/linux/riscv/libpthread.abilist | 213 ++
> .../unix/sysv/linux/riscv/libresolv.abilist | 79 +
> sysdeps/unix/sysv/linux/riscv/librt.abilist | 35 +
> .../sysv/linux/riscv/libthread_db.abilist | 40 +
> sysdeps/unix/sysv/linux/riscv/libutil.abilist | 6 +
> sysdeps/unix/sysv/linux/riscv/rv32/Implies | 3 +
> .../unix/sysv/linux/riscv/rv32/arch-syscall.h | 283 +++
> sysdeps/unix/sysv/linux/riscv/shlib-versions | 10 +-
> sysdeps/unix/sysv/linux/riscv/sysdep.h | 80 +-
> 49 files changed, 5868 insertions(+), 25 deletions(-)
> create mode 100644 sysdeps/riscv/rv32/Implies-after
> create mode 100644 sysdeps/riscv/rv32/fix-fp-int-convert-overflow.h
> create mode 100644 sysdeps/riscv/rv32/rvd/Implies
> create mode 100644 sysdeps/riscv/rv32/rvd/libm-test-ulps
> create mode 100644 sysdeps/riscv/rv32/rvd/libm-test-ulps-name
> create mode 100644 sysdeps/riscv/rv32/rvd/s_lrint.c
> create mode 100644 sysdeps/riscv/rv32/rvd/s_lround.c
> create mode 100644 sysdeps/riscv/rv32/rvf/Implies
> create mode 100644 sysdeps/riscv/rv32/rvf/s_lrintf.c
> create mode 100644 sysdeps/riscv/rv32/rvf/s_lroundf.c
> create mode 100644 sysdeps/unix/sysv/linux/riscv/bits/environments.h
> create mode 100644 sysdeps/unix/sysv/linux/riscv/bits/ipctypes.h
> create mode 100644 sysdeps/unix/sysv/linux/riscv/bits/time64.h
> create mode 100644 sysdeps/unix/sysv/linux/riscv/bits/timesize.h
> create mode 100644 sysdeps/unix/sysv/linux/riscv/c++-types.data
> create mode 100644 sysdeps/unix/sysv/linux/riscv/jmp_buf-macros.h
> create mode 100644 sysdeps/unix/sysv/linux/riscv/kernel_stat.h
> create mode 100644 sysdeps/unix/sysv/linux/riscv/ld.abilist
> create mode 100644 sysdeps/unix/sysv/linux/riscv/libBrokenLocale.abilist
> create mode 100644 sysdeps/unix/sysv/linux/riscv/libanl.abilist
> create mode 100644 sysdeps/unix/sysv/linux/riscv/libc.abilist
> create mode 100644 sysdeps/unix/sysv/linux/riscv/libcrypt.abilist
> create mode 100644 sysdeps/unix/sysv/linux/riscv/libdl.abilist
> create mode 100644 sysdeps/unix/sysv/linux/riscv/libm.abilist
> create mode 100644 sysdeps/unix/sysv/linux/riscv/libpthread.abilist
> create mode 100644 sysdeps/unix/sysv/linux/riscv/libresolv.abilist
> create mode 100644 sysdeps/unix/sysv/linux/riscv/librt.abilist
> create mode 100644 sysdeps/unix/sysv/linux/riscv/libthread_db.abilist
> create mode 100644 sysdeps/unix/sysv/linux/riscv/libutil.abilist
> create mode 100644 sysdeps/unix/sysv/linux/riscv/rv32/Implies
> create mode 100644 sysdeps/unix/sysv/linux/riscv/rv32/arch-syscall.h
>
> --
> 2.26.2
>
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