[RFC,v2,8/8] arm64: insn: Add load/store decoding helpers

Commit Message

Julien Thierry March 3, 2021, 5:05 p.m. UTC

Provide some function to group different load/store instructions.

Signed-off-by: Julien Thierry <[e-mail]>
---
 arch/arm64/include/asm/insn.h | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

Patch

diff --git a/arch/arm64/include/asm/insn.h b/arch/arm64/include/asm/insn.h
index 388aa22eacb1..71de52d1532f 100644
--- a/arch/arm64/include/asm/insn.h
+++ b/arch/arm64/include/asm/insn.h
@@ -412,6 +412,34 @@  static inline bool aarch64_insn_is_barrier(u32 insn)
 	       aarch64_insn_is_pssbb(insn);
 }
 
+static inline bool aarch64_insn_is_store_single(u32 insn)
+{
+	return aarch64_insn_is_store_imm(insn) ||
+	       aarch64_insn_is_store_pre(insn) ||
+	       aarch64_insn_is_store_post(insn);
+}
+
+static inline bool aarch64_insn_is_store_pair(u32 insn)
+{
+	return aarch64_insn_is_stp(insn) ||
+	       aarch64_insn_is_stp_pre(insn) ||
+	       aarch64_insn_is_stp_post(insn);
+}
+
+static inline bool aarch64_insn_is_load_single(u32 insn)
+{
+	return aarch64_insn_is_load_imm(insn) ||
+	       aarch64_insn_is_load_pre(insn) ||
+	       aarch64_insn_is_load_post(insn);
+}
+
+static inline bool aarch64_insn_is_load_pair(u32 insn)
+{
+	return aarch64_insn_is_ldp(insn) ||
+	       aarch64_insn_is_ldp_pre(insn) ||
+	       aarch64_insn_is_ldp_post(insn);
+}
+
 enum aarch64_insn_encoding_class aarch64_get_insn_class(u32 insn);
 bool aarch64_insn_uses_literal(u32 insn);
 bool aarch64_insn_is_branch(u32 insn);