From: Pawel Kupczak <pawel.kupczak@intel.com>
Date: Tue, 17 Jun 2025 14:08:16 +0000 (+0000)
Subject: gdb: return after stack alignment skip if current_pc is reached
X-Git-Tag: binutils-2_45~250
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=70d93c10482c13c5480175f18dad0bddc8d551d9;p=thirdparty%2Fbinutils-gdb.git

gdb: return after stack alignment skip if current_pc is reached

Make sure we bail out early from amd64_analyze_prologue if CURRENT_PC
is reached to avoid unnecessary call to amd64_analyze_frame_setup.

Approved-By: Andrew Burgess <aburgess@redhat.com>
---

diff --git a/gdb/amd64-tdep.c b/gdb/amd64-tdep.c
index 7c3f5c2808a..ec15189883e 100644
--- a/gdb/amd64-tdep.c
+++ b/gdb/amd64-tdep.c
@@ -2591,6 +2591,9 @@ amd64_analyze_prologue (gdbarch *gdbarch, CORE_ADDR pc, CORE_ADDR current_pc,
   else
     pc = amd64_analyze_stack_align (pc, current_pc, cache);
 
+  if (current_pc <= pc)
+    return current_pc;
+
   return amd64_analyze_frame_setup (gdbarch, pc, current_pc, cache);
 }