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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef _ASM_STATIC_CALL_H
- #define _ASM_STATIC_CALL_H
- #define __ARCH_DEFINE_STATIC_CALL_TRAMP(name, target) \
- asm(" .pushsection .static_call.text, \"ax\" \n" \
- " .align 4 \n" \
- " .globl " name " \n" \
- name ": \n" \
- " hint 34 /* BTI C */ \n" \
- " adrp x16, 1f \n" \
- " ldr x16, [x16, :lo12:1f] \n" \
- " br x16 \n" \
- " .type " name ", %function \n" \
- " .size " name ", . - " name " \n" \
- " .popsection \n" \
- " .pushsection .rodata, \"a\" \n" \
- " .align 3 \n" \
- "1: .quad " target " \n" \
- " .popsection \n")
- #define ARCH_DEFINE_STATIC_CALL_TRAMP(name, func) \
- __ARCH_DEFINE_STATIC_CALL_TRAMP(STATIC_CALL_TRAMP_STR(name), #func)
- #define ARCH_DEFINE_STATIC_CALL_NULL_TRAMP(name) \
- ARCH_DEFINE_STATIC_CALL_TRAMP(name, __static_call_return0)
- #define ARCH_DEFINE_STATIC_CALL_RET0_TRAMP(name) \
- ARCH_DEFINE_STATIC_CALL_TRAMP(name, __static_call_return0)
- #endif /* _ASM_STATIC_CALL_H */
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