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79 lines
1.6 KiB
C
79 lines
1.6 KiB
C
/* SPDX-License-Identifier: MIT */
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/* Copyright (c) 2013-2022 Winlin */
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#include <stdio.h>
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#include <setjmp.h>
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#include <execinfo.h>
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#include <stdlib.h>
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void bar()
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{
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}
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void foo()
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{
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bar();
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}
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int main(int argc, char** argv)
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{
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printf("OS specs:\n");
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#ifdef __linux__
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printf("__linux__: %d\n", __linux__);
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#endif
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#ifdef __APPLE__
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printf("__APPLE__: %d\n", __APPLE__);
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#endif
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#ifdef __CYGWIN__
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printf("__CYGWIN__: %d\n", __CYGWIN__);
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#endif
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#ifdef _WIN32
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printf("_WIN32: %d\n", _WIN32);
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#endif
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printf("\nCPU specs:\n");
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#ifdef __mips__
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// https://s3-eu-west-1.amazonaws.com/downloads-mips/documents/MD00565-2B-MIPS32-QRC-01.01.pdf
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printf("__mips__: %d, __mips: %d, _MIPSEL: %d\n", __mips__, __mips, _MIPSEL);
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#endif
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#ifdef __mips64
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printf("__mips64: %d\n", __mips64);
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#endif
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#ifdef __x86_64__
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printf("__x86_64__: %d\n", __x86_64__);
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#endif
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#ifdef __loongarch64
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printf("__loongarch__: %d __loongarch64: %d\n", __loongarch__, __loongarch64);
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#endif
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#ifdef __riscv
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printf("__riscv: %d\n", __riscv);
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#endif
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#ifdef __arm__
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printf("__arm__: %d\n", __arm__);
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#endif
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#ifdef __aarch64__
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printf("__aarch64__: %d\n", __aarch64__);
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#endif
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printf("\nCompiler specs:\n");
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#ifdef __GLIBC__
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printf("__GLIBC__: %d\n", __GLIBC__);
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#endif
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printf("\nCalling conventions:\n");
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foo();
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printf("\nCall setjmp:\n");
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jmp_buf ctx;
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if (!setjmp(ctx)) {
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printf("Call longjmp with return=1\n");
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longjmp(ctx, 1);
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// Not reachable code.
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printf("Should never be here.\n");
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}
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printf("\nDone\n");
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return 0;
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}
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