From c2170eeffa616c51ca4c7ab7142523c04b762603 Mon Sep 17 00:00:00 2001 From: Markus Metzger Date: Fri, 22 Mar 2013 15:56:56 +0100 Subject: gdbarch: add instruction predicate methods Add new methods to gdbarch for analyzing the instruction at a given address. Implement those methods for i386 and amd64 architectures. This is needed by "record btrace" to detect function calls in the execution trace. 2014-01-16 Markus Metzger * amd64-tdep.c (amd64_classify_insn_at, amd64_insn_is_call) (amd64_insn_is_ret, amd64_insn_is_jump, amd64_jmp_p): New. (amd64_init_abi): Add insn_is_call, insn_is_ret, and insn_is_jump to gdbarch. * i386-tdep.c (i386_insn_is_call, i386_insn_is_ret) (i386_insn_is_jump, i386_jmp_p): New. (i386_gdbarch_init): Add insn_is_call, insn_is_ret, and insn_is_jump to gdbarch. * gdbarch.sh (insn_is_call, insn_is_ret, insn_is_jump): New. * gdbarch.h: Regenerated. * gdbarch.c: Regenerated. * arch-utils.h (default_insn_is_call, default_insn_is_ret) (default_insn_is_jump): New. * arch-utils.c (default_insn_is_call, default_insn_is_ret) (default_insn_is_jump): New. --- gdb/arch-utils.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'gdb/arch-utils.c') diff --git a/gdb/arch-utils.c b/gdb/arch-utils.c index 66cebd7..bff1a10 100644 --- a/gdb/arch-utils.c +++ b/gdb/arch-utils.c @@ -804,6 +804,21 @@ default_return_in_first_hidden_param_p (struct gdbarch *gdbarch, return language_pass_by_reference (type); } +int default_insn_is_call (struct gdbarch *gdbarch, CORE_ADDR addr) +{ + return 0; +} + +int default_insn_is_ret (struct gdbarch *gdbarch, CORE_ADDR addr) +{ + return 0; +} + +int default_insn_is_jump (struct gdbarch *gdbarch, CORE_ADDR addr) +{ + return 0; +} + /* */ /* -Wmissing-prototypes */ -- cgit v1.1