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- /* SPDX-License-Identifier: GPL-2.0 */
- #if __alpha__
- register unsigned long sp asm("$30");
- #elif __arm__ || __aarch64__ || __csky__ || __m68k__ || __mips__ || __riscv
- register unsigned long sp asm("sp");
- #elif __i386__
- register unsigned long sp asm("esp");
- #elif __loongarch64
- register unsigned long sp asm("$sp");
- #elif __powerpc__
- register unsigned long sp asm("r1");
- #elif __s390x__
- register unsigned long sp asm("%15");
- #elif __sh__
- register unsigned long sp asm("r15");
- #elif __x86_64__
- register unsigned long sp asm("rsp");
- #elif __XTENSA__
- register unsigned long sp asm("a1");
- #else
- #error "implement current_stack_pointer equivalent"
- #endif
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