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authorZi Shen Lim <zlim.lnx@gmail.com>2014-08-27 05:15:25 +0100
committerWill Deacon <will.deacon@arm.com>2014-09-08 14:39:20 +0100
commit5fdc639a7a5b187f75b7408ee7ae9f9c06771218 (patch)
tree498e9d59d73fd9e977e8abab44e1728f75681744 /arch/arm64/include
parent6098f2d5c7a349d388499503bb129d0088870dd6 (diff)
arm64: introduce aarch64_insn_gen_add_sub_shifted_reg()
Introduce function to generate add/subtract (shifted register) instructions. Signed-off-by: Zi Shen Lim <zlim.lnx@gmail.com> Acked-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/include')
-rw-r--r--arch/arm64/include/asm/insn.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/insn.h b/arch/arm64/include/asm/insn.h
index 49dec288f5ac..c0a765dae1f0 100644
--- a/arch/arm64/include/asm/insn.h
+++ b/arch/arm64/include/asm/insn.h
@@ -67,6 +67,7 @@ enum aarch64_insn_imm_type {
AARCH64_INSN_IMM_12,
AARCH64_INSN_IMM_9,
AARCH64_INSN_IMM_7,
+ AARCH64_INSN_IMM_6,
AARCH64_INSN_IMM_S,
AARCH64_INSN_IMM_R,
AARCH64_INSN_IMM_MAX
@@ -206,6 +207,10 @@ __AARCH64_INSN_FUNCS(bfm, 0x7F800000, 0x33000000)
__AARCH64_INSN_FUNCS(movz, 0x7F800000, 0x52800000)
__AARCH64_INSN_FUNCS(ubfm, 0x7F800000, 0x53000000)
__AARCH64_INSN_FUNCS(movk, 0x7F800000, 0x72800000)
+__AARCH64_INSN_FUNCS(add, 0x7F200000, 0x0B000000)
+__AARCH64_INSN_FUNCS(adds, 0x7F200000, 0x2B000000)
+__AARCH64_INSN_FUNCS(sub, 0x7F200000, 0x4B000000)
+__AARCH64_INSN_FUNCS(subs, 0x7F200000, 0x6B000000)
__AARCH64_INSN_FUNCS(b, 0xFC000000, 0x14000000)
__AARCH64_INSN_FUNCS(bl, 0xFC000000, 0x94000000)
__AARCH64_INSN_FUNCS(cbz, 0xFE000000, 0x34000000)
@@ -265,6 +270,12 @@ u32 aarch64_insn_gen_movewide(enum aarch64_insn_register dst,
int imm, int shift,
enum aarch64_insn_variant variant,
enum aarch64_insn_movewide_type type);
+u32 aarch64_insn_gen_add_sub_shifted_reg(enum aarch64_insn_register dst,
+ enum aarch64_insn_register src,
+ enum aarch64_insn_register reg,
+ int shift,
+ enum aarch64_insn_variant variant,
+ enum aarch64_insn_adsb_type type);
bool aarch64_insn_hotpatch_safe(u32 old_insn, u32 new_insn);