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feat(cli): auto choose the tooling for cross compiling (#1367)
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export const ARM_FEATURES_H = `/* Macros to test for CPU features on ARM. Generic ARM version. | ||
Copyright (C) 2012-2022 Free Software Foundation, Inc. | ||
This file is part of the GNU C Library. | ||
The GNU C Library is free software; you can redistribute it and/or | ||
modify it under the terms of the GNU Lesser General Public | ||
License as published by the Free Software Foundation; either | ||
version 2.1 of the License, or (at your option) any later version. | ||
The GNU C Library is distributed in the hope that it will be useful, | ||
but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
Lesser General Public License for more details. | ||
You should have received a copy of the GNU Lesser General Public | ||
License along with the GNU C Library. If not, see | ||
<https://www.gnu.org/licenses/>. */ | ||
#ifndef _ARM_ARM_FEATURES_H | ||
#define _ARM_ARM_FEATURES_H 1 | ||
/* An OS-specific arm-features.h file should define ARM_HAVE_VFP to | ||
an appropriate expression for testing at runtime whether the VFP | ||
hardware is present. We'll then redefine it to a constant if we | ||
know at compile time that we can assume VFP. */ | ||
#ifndef __SOFTFP__ | ||
/* The compiler is generating VFP instructions, so we're already | ||
assuming the hardware exists. */ | ||
# undef ARM_HAVE_VFP | ||
# define ARM_HAVE_VFP 1 | ||
#endif | ||
/* An OS-specific arm-features.h file may define ARM_ASSUME_NO_IWMMXT | ||
to indicate at compile time that iWMMXt hardware is never present | ||
at runtime (or that we never care about its state) and so need not | ||
be checked for. */ | ||
/* A more-specific arm-features.h file may define ARM_ALWAYS_BX to indicate | ||
that instructions using pc as a destination register must never be used, | ||
so a "bx" (or "blx") instruction is always required. */ | ||
/* The log2 of the minimum alignment required for an address that | ||
is the target of a computed branch (i.e. a "bx" instruction). | ||
A more-specific arm-features.h file may define this to set a more | ||
stringent requirement. | ||
Using this only makes sense for code in ARM mode (where instructions | ||
always have a fixed size of four bytes), or for Thumb-mode code that is | ||
specifically aligning all the related branch targets to match (since | ||
Thumb instructions might be either two or four bytes). */ | ||
#ifndef ARM_BX_ALIGN_LOG2 | ||
# define ARM_BX_ALIGN_LOG2 2 | ||
#endif | ||
/* An OS-specific arm-features.h file may define ARM_NO_INDEX_REGISTER to | ||
indicate that the two-register addressing modes must never be used. */ | ||
#endif /* arm-features.h */ | ||
` |
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