| /picolibc-latest/.github/workflows/ |
| D | linux.yml | 3 on:
6 - main
9 - main
14 group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
15 cancel-in-progress: true
22 IMAGE_FILE: dockerimg-linux.tar.zst
23 IMAGE: picolibc-linux
24 PACKAGES_FILE: picolibc/.github/linux-packages.txt
25 EXTRA_FILE: picolibc/.github/linux-files.txt
28 cache-maker:
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| D | zephyr.yml | 3 on:
6 - main
9 - main
14 group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
15 cancel-in-progress: true
18 # .github/do-zephyr --buildtype release
22 DOCKERFILE: picolibc/.github/Dockerfile-zephyr
23 IMAGE_FILE: dockerimg-zephyr.tar.zst
25 PACKAGES_FILE: picolibc/.github/zephyr-packages.txt
26 EXTRA_FILE: picolibc/.github/zephyr-files.txt
[all …]
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| D | variants-cmake | 1 needs: cache-maker
2 runs-on: ubuntu-latest
8 …-D__IO_FLOAT=y -D_IO_FLOAT_EXACT=n -D_WANT_IO_LONG_LONG=y -D_MB_CAPABLE=y -D_WANT_IO_POS_ARGS=y -D…
|
| D | variants | 1 needs: cache-maker
2 runs-on: ubuntu-latest
9 …-Dio-float-exact=false -Dio-long-long=true -Dio-percent-b=true -Dio-long-double=true -Dnewlib-obso…
10 …"-Dformat-default=integer -Dfreestanding=true -Dposix-io=false -Dnewlib-obsolete-math=true -Dwant-…
13 "-Dtinystdio=false",
14 …-Dtinystdio=false -Dnewlib-io-float=true -Dio-long-long=true -Dio-long-double=true -Dnewlib-fvwrit…
|
| D | head | 3 on:
6 - main
9 - main
14 group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
15 cancel-in-progress: true
22 IMAGE_FILE: dockerimg-linux.tar.zst
23 IMAGE: picolibc-linux
24 PACKAGES_FILE: picolibc/.github/linux-packages.txt
25 EXTRA_FILE: picolibc/.github/linux-files.txt
28 cache-maker:
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| D | head-zephyr | 3 on:
6 - main
9 - main
14 group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
15 cancel-in-progress: true
18 # .github/do-zephyr --buildtype release
22 DOCKERFILE: picolibc/.github/Dockerfile-zephyr
23 IMAGE_FILE: dockerimg-zephyr.tar.zst
25 PACKAGES_FILE: picolibc/.github/zephyr-packages.txt
26 EXTRA_FILE: picolibc/.github/zephyr-files.txt
[all …]
|
| /picolibc-latest/newlib/libc/stdlib/ |
| D | srandom.c | 4 <<random>>, <<srandom>>---pseudo-random numbers
23 The algorithm depends on a static variable called the ``random seed'';
29 exploit this to make the pseudo-random sequence less predictable, if
31 significant parts of a time-varying value) as the random seed before
33 (for example, while debugging) that successive runs of your program
38 <<random>> returns the next pseudo-random integer in sequence; it is a
44 <<random>> and <<srandom>> are unsafe for multi-threaded applications.
|
| D | srand.c | 7 <<rand>>, <<srand>>---pseudo-random numbers
26 The algorithm depends on a static variable called the ``random seed'';
32 exploit this to make the pseudo-random sequence less predictable, if
34 significant parts of a time-varying value) as the random seed before
36 (for example, while debugging) that successive runs of your program
41 <<rand>> returns the next pseudo-random integer in sequence; it is a
47 <<rand>> and <<srand>> are unsafe for multi-threaded applications.
48 <<rand_r>> is thread-safe and should be used instead.
52 <<rand>> is required by ANSI, but the algorithm for pseudo-random
55 on two different systems.
|
| D | rand.c | 7 <<rand>>, <<srand>>---pseudo-random numbers
26 The algorithm depends on a static variable called the ``random seed'';
32 exploit this to make the pseudo-random sequence less predictable, if
34 significant parts of a time-varying value) as the random seed before
36 (for example, while debugging) that successive runs of your program
41 <<rand>> returns the next pseudo-random integer in sequence; it is a
47 <<rand>> and <<srand>> are unsafe for multi-threaded applications.
48 <<rand_r>> is thread-safe and should be used instead.
52 <<rand>> is required by ANSI, but the algorithm for pseudo-random
55 on two different systems.
|
| D | random.c | 4 <<random>>, <<srandom>>---pseudo-random numbers
23 The algorithm depends on a static variable called the ``random seed'';
29 exploit this to make the pseudo-random sequence less predictable, if
31 significant parts of a time-varying value) as the random seed before
33 (for example, while debugging) that successive runs of your program
38 <<random>> returns the next pseudo-random integer in sequence; it is a
44 <<random>> and <<srandom>> are unsafe for multi-threaded applications.
65 Edition, Addison-Wesley, 1998, p. 106 (line 26) & p. 108 */ in random()
|
| D | mallocr.c | 8 /* ---------- To make a malloc.h, start cutting here ------------ */
28 This is not the fastest, most space-conserving, most portable, or
30 while also being among the most space-conserving, portable and tunable.
31 Consistent balance across these factors results in a good general-purpose
32 allocator. For a high-level description, see
50 size argument of zero (re)allocates a minimum-sized chunk.
60 Equivalent to valloc(minimum-page-that-holds(n)), that is,
68 Release all but pad bytes of freed top-most memory back
75 Prints brief summary statistics on stderr.
84 Alignment: 8-byte
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| /picolibc-latest/doc/ |
| D | releasing.md | 6 1. Make sure the current code builds on all supported architectures:
9 ** 32-bit x86
10 ** RISC-V
11 ** ARM 32-bit
12 ** ARM 64-bit (aarch64)
15 2. Test on architectures that can do so
18 * 64-bit x86
19 * 32-bit x86
20 * RISC-V, all targets (qemu)
21 * ARM 32-bit, almost all targets (qemu)
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| D | using.md | 23 the users have everything in place. But some third-party toolchains
25 it is not possible as these headers have compiler-specific parts and
38 $ gcc --specs=picolibc.specs -c foo.c
45 $ gcc --specs=/usr/local/picolibc/picolibc.specs -c foo.c
48 longer name for the compiler, something like `riscv-unknown-elf-gcc`
49 or `arm-none-eabi-gcc`.
54 hardware, run-time, library and application setup. You may want to
62 default when using -specs=picolibc.specs:
64 $ gcc -specs=picolibc.specs -o foo.elf foo.c
69 1) Architecture-specific runtime initialization. For instance, RISC-V
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| /picolibc-latest/picocrt/ |
| D | crt0.h | 2 * SPDX-License-Identifier: BSD-3-Clause
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
53 #define __data_size (__data_end - __data_start)
54 #define __bss_size (__bss_end - __bss_start)
57 /* These two functions must be defined in the architecture-specific
72 /* After the architecture-specific chip initialization is done, this
76 * initializes both. Then it runs the application code, starting with
115 while (*c && argc < ARGV_LEN - 1) { in __start()
126 argv[argc++] = "program-name"; in __start()
|
| /picolibc-latest/picocrt/machine/aarch64/ |
| D | crt0.c | 2 * SPDX-License-Identifier: BSD-3-Clause
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
53 #pragma GCC diagnostic ignored "-Warray-bounds"
58 __asm__ volatile("msr tpidr_el0, %x0" : : "r" (tls - TP_OFFSET)); in _set_tls()
65 * which runs from 0x00000000 to 0x7fffffff along with the usual
66 * Device space which runs from 0x80000000 to 0xffffffff. However,
200 * and write-implies-XN in _cstart()
250 unsigned digitval = 0xF & (reg >> (60 - 4*i)); in aarch64_fault_write_reg()
251 char digitchr = '0' + digitval + (digitval >= 10 ? 'a'-'0'-10 : 0); in aarch64_fault_write_reg()
287 aarch64_fault_write_reg(prefix, f->x[r]); in aarch64_fault()
[all …]
|
| /picolibc-latest/picocrt/machine/arm/ |
| D | crt0.c | 2 * SPDX-License-Identifier: BSD-3-Clause
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
42 * Cortex-mM includes an NVIC and starts with SP initialized, so start
60 * MVE is used. This is described in "Arm v8-M Architecture Reference in _start()
73 * a valid value for 8.1-m low overhead loops. */ in _start()
104 * which runs from 0x00000000 to 0x7fffffff along with the usual
105 * Device space which runs from 0x80000000 to 0xffffffff.
111 /* Bits within a short-form section PTE (1MB mapping) */
212 * Regular ARM has an 8-entry exception vector and starts without SP
329 unsigned digitval = 0xF & (reg >> (28 - 4*i)); in arm_fault_write_reg()
[all …]
|
| /picolibc-latest/newlib/libc/stdio/ |
| D | mktemp.c | 26 <<mkostemps>>---generate unused file name
27 <<mkdtemp>>---generate unused directory
78 as <<O_CLOEXEC>>, <<O_APPEND>>, or <<O_SYNC>>. On platforms with a
111 filename; in that case, it returns <<-1>>.
160 if (trv - path < (ptrdiff_t) suffixlen) in _gettemp()
165 trv -= suffixlen; in _gettemp()
167 while (path < trv && *--trv == 'X') in _gettemp()
172 if (end - trv < 6) in _gettemp()
180 * doesn't exist this runs for a *very* long time. in _gettemp()
183 for (start = trv + 1;; --trv) in _gettemp()
[all …]
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| /picolibc-latest/newlib/libc/machine/arc64/ |
| D | strcmp.S | 25 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
162 ; Using 128-bit memory operations
169 ; The 64-bit crunching implementation.
263 ;; One important thing to note, is that we look for the first byte difference on
271 ;; Details on this technique can be found in:
276 ; DETECTNULL(X) (((X) - 0x01010101) & ~(X) & 0x80808080) [0]
289 ; registers into the ones we will operate on [2]. We can safely directly move
316 ; the zero flag. As there can be that no NULL byte is present on one or both
343 ; an extra branch in all runs
|
| /picolibc-latest/ |
| D | COPYING.GPL2 | 5 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
14 software--to make sure the software is free for all its users. This
45 software. If the software is modified by someone else and passed on, we
47 that any problems introduced by others will not reflect on the original
65 refers to any such program or work, and a "work based on the Program"
75 is covered only if its contents constitute a work based on the
77 Whether that is true depends on what the Program does.
81 conspicuously and appropriately publish on each copy an appropriate
91 of it, thus forming a work based on the Program, and copy and
111 does not normally print such an announcement, your work based on
[all …]
|
| D | README.md | 2 Copyright © 2018-2023 Keith Packard
7 [AVR Libc](https://www.nongnu.org/avr-libc/).
19 from Newlib, none of the GPL-related bits used to build the library
20 are left in the repository, so all of the source code uses BSD-like
21 licenses, a mixture of 2- and 3- clause BSD itself and a variety of
24 There are two files used for testing printf, test/printf-tests.c and
32 license information in the Debian standard machine-readable format. It
33 was generated using the make-copyrights and find-copyright
41 * ARC (32- and 64- bit)
42 * ARM (32- and 64- bit)
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|
| /picolibc-latest/newlib/ |
| D | HOWTO | 2 For information on using Newlib (building, installing), see README. (In
7 initially-provided sections. Please help by adding as appropriate.)
12 All the documentation for Newlib comes as part of the machine-readable
22 The basic function of makedoc is two-fold. First, it recognizes comments in
26 (makedoc.c is not particularly-well commented.) Another way to see how they
30 libm/common/s_isnan.c ("o+" variable-"bullet" list),
35 produce both on-line information and a printed manual. You can use one of the
36 Info formatting commands to create the on-line version of the documentation
47 when a non-printed manual is produced--such as when info pages are produced.
65 1. Add properly-formatted comments to source file (e.g. src.c);
[all …]
|
| D | README | 1 README for newlib-4.2.0 release
2 (mostly cribbed from the README in the gdb-4.13 release)
7 Prior to the 3.0.0 release, newlib supported both ANSI and K&R-style
20 Unpacking and Installation -- quick overview
23 When you unpack the newlib-4.2.0.tar.gz file, you'll find a directory
24 called `newlib-4.2.0', which contains many files. Interesting ones:
25 COPYING* - License files for the sources
26 README - A common overview of all GNU development projects
27 configure - The build script for configuring the source tree
28 Makefile* - Inputs used by configure to generate the Makefile
[all …]
|
| D | ChangeLog-2015 | 1 2015-12-21 Freddie Chopin <freddie.chopin@gmail.com>
6 2015-12-21 Freddie Chopin <freddie.chopin@gmail.com>
12 _on_exit_args_ptr field of _GLOBAL_ATEXIT on first run.
17 2015-12-17 Anton Kolesov <Anton.Kolesov@synopsys.com>
20 * libc/machine/arc/memcmp-bs-norm.S: Use new GCC defines to detect
23 * libc/machine/arc/memcpy-archs.S: Likewise.
24 * libc/machine/arc/memcpy-bs.S: Likewise.
25 * libc/machine/arc/memcpy.S: Likewise. * libc/machine/arc/memset-archs.S: Likewise.
26 * libc/machine/arc/memset-archs.S: Likewise.
27 * libc/machine/arc/memset-bs.S: Likewise.
[all …]
|
| /picolibc-latest/newlib/libc/tinystdio/ |
| D | vfscanf.c | 27 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33 /* $Id: vfscanf.c 2191 2010-11-05 13:45:57Z arcanum $ */
51 /* Figure out which multi-byte char support we need */
54 /* need to convert wide chars to multi-byte chars */
57 /* need to convert multi-byte chars to wide chars */
104 #define scanf_len(context) ((context)->len)
116 c = context->unget; in scanf_getc()
117 context->unget = MY_EOF; in scanf_getc()
130 --scanf_len(context); in scanf_ungetc()
133 context->unget = c; in scanf_ungetc()
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| /picolibc-latest/newlib/libc/include/sys/ |
| D | queue.h | 1 /*-
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
39 * This file defines four types of data structures: singly-linked lists,
40 * singly-linked tail queues, lists and tail queues.
42 * A singly-linked list is headed by a single forward pointer. The elements
47 * macro for this purpose for optimum efficiency. A singly-linked list may
48 * only be traversed in the forward direction. Singly-linked lists are ideal
52 * A singly-linked tail queue is headed by a pair of pointers, one to the
59 * A singly-linked tail queue may only be traversed in the forward direction.
60 * Singly-linked tail queues are ideal for applications with large datasets
[all …]
|
