diff options
| author | Christophe Leroy <christophe.leroy@csgroup.eu> | 2021-12-02 13:00:25 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-12-23 12:36:58 +0100 |
| commit | 31acc599564120fa41f9df2c567842d003728dab (patch) | |
| tree | 00af6e765385c0640034fc1d5da0960f618e9547 /arch/powerpc | |
| parent | powerpc/code-patching: Move patch_exception() outside code-patching.c (diff) | |
| download | linux-31acc599564120fa41f9df2c567842d003728dab.tar.xz linux-31acc599564120fa41f9df2c567842d003728dab.zip | |
powerpc/code-patching: Move instr_is_branch_{i/b}form() in code-patching.h
To enable moving selftests in their own C file in following patch,
move instr_is_branch_iform() and instr_is_branch_bform()
to code-patching.h
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/fca0f3b191211b3681020885a611bf73eef20563.1638446239.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/include/asm/code-patching.h | 15 | ||||
| -rw-r--r-- | arch/powerpc/lib/code-patching.c | 15 |
2 files changed, 15 insertions, 15 deletions
diff --git a/arch/powerpc/include/asm/code-patching.h b/arch/powerpc/include/asm/code-patching.h index 275061c3c977..e26080539c31 100644 --- a/arch/powerpc/include/asm/code-patching.h +++ b/arch/powerpc/include/asm/code-patching.h @@ -58,6 +58,21 @@ static inline int modify_instruction_site(s32 *site, unsigned int clr, unsigned return modify_instruction((unsigned int *)patch_site_addr(site), clr, set); } +static inline unsigned int branch_opcode(ppc_inst_t instr) +{ + return ppc_inst_primary_opcode(instr) & 0x3F; +} + +static inline int instr_is_branch_iform(ppc_inst_t instr) +{ + return branch_opcode(instr) == 18; +} + +static inline int instr_is_branch_bform(ppc_inst_t instr) +{ + return branch_opcode(instr) == 16; +} + int instr_is_relative_branch(ppc_inst_t instr); int instr_is_relative_link_branch(ppc_inst_t instr); unsigned long branch_target(const u32 *instr); diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c index f4986a781d53..e24a4b0ce877 100644 --- a/arch/powerpc/lib/code-patching.c +++ b/arch/powerpc/lib/code-patching.c @@ -285,21 +285,6 @@ int create_cond_branch(ppc_inst_t *instr, const u32 *addr, return 0; } -static unsigned int branch_opcode(ppc_inst_t instr) -{ - return ppc_inst_primary_opcode(instr) & 0x3F; -} - -static int instr_is_branch_iform(ppc_inst_t instr) -{ - return branch_opcode(instr) == 18; -} - -static int instr_is_branch_bform(ppc_inst_t instr) -{ - return branch_opcode(instr) == 16; -} - int instr_is_relative_branch(ppc_inst_t instr) { if (ppc_inst_val(instr) & BRANCH_ABSOLUTE) |