From 672a303852353ba9299f6f50190fca8b3abe4c1d Mon Sep 17 00:00:00 2001 From: Yann Sionneau Date: Fri, 2 Oct 2020 16:24:55 +0200 Subject: kvx: add support for kvx arch to uClibc-ng MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This commit adds support for Kalray VLIW family (kvx) Kalray kv3 core is embedded in Kalray Coolidge SoC. This core which is the third of the KV family has the following features: 32/64 bits execution mode 6-issue VLIW architecture 64 x 64bits general purpose registers SIMD instructions little-endian In order to build a usable toolchain, build scripts are provided at the following address: https://github.com/kalray/build-scripts. Kalray uses FOSS which is available at https://github.com/kalray This includes Linux kernel, uClibc-ng, gcc, binutils, etc. Signed-off-by: Clément Léger Signed-off-by: Guillaume Thouvenin Signed-off-by: Laurent Thevenoux Signed-off-by: Marc Poulhies Signed-off-by: Marius Gligor Signed-off-by: Yann Sionneau --- libpthread/nptl/sysdeps/kvx/pthreaddef.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 libpthread/nptl/sysdeps/kvx/pthreaddef.h (limited to 'libpthread/nptl/sysdeps/kvx/pthreaddef.h') diff --git a/libpthread/nptl/sysdeps/kvx/pthreaddef.h b/libpthread/nptl/sysdeps/kvx/pthreaddef.h new file mode 100644 index 000000000..6e1485998 --- /dev/null +++ b/libpthread/nptl/sysdeps/kvx/pthreaddef.h @@ -0,0 +1,26 @@ +/* + * This file is subject to the terms and conditions of the LGPL V2.1 + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2019 Kalray Inc. + */ + +/* Default stack size. */ +#define ARCH_STACK_DEFAULT_SIZE (2 * 1024 * 1024) + +/* Required stack pointer alignment at beginning. */ +#define STACK_ALIGN 32 + +/* Minimal stack size after allocating thread descriptor and guard size. */ +#define MINIMAL_REST_STACK 2048 + +/* Alignment requirement for TCB. */ +#define TCB_ALIGNMENT 32 + +/* Location of current stack frame. */ +#define CURRENT_STACK_FRAME __builtin_frame_address (0) + +/* XXX Until we have a better place keep the definitions here. */ +#define __exit_thread_inline(val) \ + INLINE_SYSCALL (exit, 1, (val)) -- cgit v1.2.3