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https://github.com/jart/cosmopolitan.git
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7e0a09feec
This change ports APE Loader to Linux AARCH64, so that Raspberry Pi users can run programs like redbean, without the executable needing to modify itself. Progress has also slipped into this change on the issue of making progress better conforming to user expectations and industry standards regarding which symbols we're allowed to declare
58 lines
1.4 KiB
C
58 lines
1.4 KiB
C
/* clang-format off */
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/* ===-- fixsfdi.c - Implement __fixsfdi -----------------------------------===
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*
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* The LLVM Compiler Infrastructure
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*
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* This file is dual licensed under the MIT and the University of Illinois Open
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* Source Licenses. See LICENSE.TXT for details.
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*
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* ===----------------------------------------------------------------------===
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*/
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__static_yoink("huge_compiler_rt_license");
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#define SINGLE_PRECISION
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#include "third_party/compiler_rt/fp_lib.inc"
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#ifndef __SOFT_FP__
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/* Support for systems that have hardware floating-point; can set the invalid
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* flag as a side-effect of computation.
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*/
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COMPILER_RT_ABI du_int __fixunssfdi(float a);
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COMPILER_RT_ABI di_int
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__fixsfdi(float a)
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{
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if (a < 0.0f) {
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return -__fixunssfdi(-a);
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}
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return __fixunssfdi(a);
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}
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#else
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/* Support for systems that don't have hardware floating-point; there are no
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* flags to set, and we don't want to code-gen to an unknown soft-float
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* implementation.
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*/
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typedef di_int fixint_t;
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typedef du_int fixuint_t;
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#include "third_party/compiler_rt/fp_fixint_impl.inc"
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COMPILER_RT_ABI di_int
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__fixsfdi(fp_t a) {
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return __fixint(a);
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}
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#endif
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#if defined(__ARM_EABI__)
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#if defined(COMPILER_RT_ARMHF_TARGET)
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AEABI_RTABI di_int __aeabi_f2lz(fp_t a) {
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return __fixsfdi(a);
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}
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#else
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AEABI_RTABI di_int __aeabi_f2lz(fp_t a) COMPILER_RT_ALIAS(__fixsfdi);
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#endif
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#endif
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