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| author | Jiang Liu <liuj97@gmail.com> | 2014-01-07 18:17:10 +0400 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2014-01-08 19:21:29 +0400 |
| commit | c84fced8d990dd86c523233d38b4685a52a4fc3f (patch) | |
| tree | 436b20c25726810b4701e23928f786e550a60d1e /arch/arm64/include | |
| parent | ae16480785de1da84f21d1698f304a52f9790c49 (diff) | |
| download | linux-c84fced8d990dd86c523233d38b4685a52a4fc3f.tar.xz | |
arm64: move encode_insn_immediate() from module.c to insn.c
Function encode_insn_immediate() will be used by other instruction
manipulate related functions, so move it into insn.c and rename it
as aarch64_insn_encode_immediate().
Reviewed-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Jiang Liu <liuj97@gmail.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/include')
| -rw-r--r-- | arch/arm64/include/asm/insn.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/insn.h b/arch/arm64/include/asm/insn.h index bf8085fdc140..fb4466022bd0 100644 --- a/arch/arm64/include/asm/insn.h +++ b/arch/arm64/include/asm/insn.h @@ -55,6 +55,17 @@ enum aarch64_insn_hint_op { AARCH64_INSN_HINT_SEVL = 0x5 << 5, }; +enum aarch64_insn_imm_type { + AARCH64_INSN_IMM_ADR, + AARCH64_INSN_IMM_26, + AARCH64_INSN_IMM_19, + AARCH64_INSN_IMM_16, + AARCH64_INSN_IMM_14, + AARCH64_INSN_IMM_12, + AARCH64_INSN_IMM_9, + AARCH64_INSN_IMM_MAX +}; + #define __AARCH64_INSN_FUNCS(abbr, mask, val) \ static __always_inline bool aarch64_insn_is_##abbr(u32 code) \ { return (code & (mask)) == (val); } \ @@ -76,6 +87,8 @@ bool aarch64_insn_is_nop(u32 insn); int aarch64_insn_read(void *addr, u32 *insnp); int aarch64_insn_write(void *addr, u32 insn); enum aarch64_insn_encoding_class aarch64_get_insn_class(u32 insn); +u32 aarch64_insn_encode_immediate(enum aarch64_insn_imm_type type, + u32 insn, u64 imm); bool aarch64_insn_hotpatch_safe(u32 old_insn, u32 new_insn); int aarch64_insn_patch_text_nosync(void *addr, u32 insn); |