[binutils-gdb] Remove USE_SIGTRAP_SIGINFO condition for FreeBSD/x86 debug regs support.

[John Baldwin]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=711b0b6698ff6350b7c61710491c76c749945d4a

commit 711b0b6698ff6350b7c61710491c76c749945d4a
Author: John Baldwin <jhb@FreeBSD.org>
Date:   Tue Mar 22 12:05:43 2022 -0700

    Remove USE_SIGTRAP_SIGINFO condition for FreeBSD/x86 debug regs support.
    
    For BSD x86 targets, stopped_by_hw_breakpoint doesn't check siginfo_t
    but inspects the DR6 register directly via PT_GETDBREGS.

Diff:
---
 gdb/amd64-fbsd-nat.c | 4 ++--
 gdb/i386-fbsd-nat.c  | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/gdb/amd64-fbsd-nat.c b/gdb/amd64-fbsd-nat.c
index 98a1af03a66..368f4c10786 100644
--- a/gdb/amd64-fbsd-nat.c
+++ b/gdb/amd64-fbsd-nat.c
@@ -46,7 +46,7 @@ public:
 
   const struct target_desc *read_description () override;
 
-#if defined(HAVE_PT_GETDBREGS) && defined(USE_SIGTRAP_SIGINFO)
+#if defined(HAVE_PT_GETDBREGS)
   bool supports_stopped_by_hw_breakpoint () override;
 #endif
 };
@@ -348,7 +348,7 @@ amd64_fbsd_nat_target::read_description ()
     return i386_target_description (X86_XSTATE_SSE_MASK, true);
 }
 
-#if defined(HAVE_PT_GETDBREGS) && defined(USE_SIGTRAP_SIGINFO)
+#if defined(HAVE_PT_GETDBREGS)
 /* Implement the supports_stopped_by_hw_breakpoints method.  */
 
 bool
diff --git a/gdb/i386-fbsd-nat.c b/gdb/i386-fbsd-nat.c
index a6ced66250c..023f24bab37 100644
--- a/gdb/i386-fbsd-nat.c
+++ b/gdb/i386-fbsd-nat.c
@@ -46,7 +46,7 @@ public:
 
   void resume (ptid_t, int, enum gdb_signal) override;
 
-#if defined(HAVE_PT_GETDBREGS) && defined(USE_SIGTRAP_SIGINFO)
+#if defined(HAVE_PT_GETDBREGS)
   bool supports_stopped_by_hw_breakpoint () override;
 #endif
 };
@@ -361,7 +361,7 @@ i386_fbsd_nat_target::read_description ()
   return i386_target_description (X86_XSTATE_X87_MASK, true);
 }
 
-#if defined(HAVE_PT_GETDBREGS) && defined(USE_SIGTRAP_SIGINFO)
+#if defined(HAVE_PT_GETDBREGS)
 /* Implement the supports_stopped_by_hw_breakpoints method.  */
 
 bool