/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_JUMP_LABEL_H #define _ASM_PARISC_JUMP_LABEL_H #ifndef __ASSEMBLY__ #include <linux/types.h> #include <asm/assembly.h> #define JUMP_LABEL_NOP_SIZE 4 static __always_inline bool arch_static_branch(struct static_key *key, bool branch) { asm_volatile_goto("1:\n\t" "nop\n\t" ".pushsection __jump_table, \"aw\"\n\t" ".word 1b - ., %l[l_yes] - .\n\t" __stringify(ASM_ULONG_INSN) " %c0 - .\n\t" ".popsection\n\t" : : "i" (&((char *)key)[branch]) : : l_yes); return false; l_yes: return true; } static __always_inline bool arch_static_branch_jump(struct static_key *key, bool branch) { asm_volatile_goto("1:\n\t" "b,n %l[l_yes]\n\t" ".pushsection __jump_table, \"aw\"\n\t" ".word 1b - ., %l[l_yes] - .\n\t" __stringify(ASM_ULONG_INSN) " %c0 - .\n\t" ".popsection\n\t" : : "i" (&((char *)key)[branch]) : : l_yes); return false; l_yes: return true; } #endif /* __ASSEMBLY__ */ #endif |