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[RFC,5/5] arm64: Add load/store decoding helpers

Message ID 20210120171745.1657762-6-jthierry@redhat.com (mailing list archive)
State New, archived
Headers show
Series arm64: Prepare instruction decoder for objtool | expand

Commit Message

Julien Thierry Jan. 20, 2021, 5:17 p.m. UTC 
Provide some function to group different load/store instructions.

Signed-off-by: Julien Thierry <jthierry@redhat.com>
---
 arch/arm64/include/asm/aarch64-insn.h | 28 +++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
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Patch

diff --git a/arch/arm64/include/asm/aarch64-insn.h b/arch/arm64/include/asm/aarch64-insn.h
index 3a0e0ad51f5b..f1b5b652c400 100644
--- a/arch/arm64/include/asm/aarch64-insn.h
+++ b/arch/arm64/include/asm/aarch64-insn.h
@@ -408,6 +408,34 @@  static inline bool aarch64_insn_is_barrier(u32 insn)
 	       aarch64_insn_is_isb(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);