| /* 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 |
