gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / gdb / alpha-tdep.h

diff --git a/gdb/alpha-tdep.h b/gdb/alpha-tdep.h
index 805271b5e5237f023af0f8325403a0947817f40c..ac3f0ce3986b25148a5fb970c1d14f1b38c3c16b 100644 (file)
--- a/gdb/alpha-tdep.h
+++ b/gdb/alpha-tdep.h
@@ -1,6 +1,5 @@
 /* Common target dependent code for GDB on Alpha systems.
-   Copyright (C) 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2002, 2003, 2007,
-   2008 Free Software Foundation, Inc.
+   Copyright (C) 1993-2020 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -58,9 +57,9 @@ struct regcache;
    
    The virtual argument pointer is pointing to the bottom of the argument
    transfer area, which is located immediately below the virtual frame
-   pointer. Its size is fixed for the native compiler, it is either zero
+   pointer.  Its size is fixed for the native compiler, it is either zero
    (for the no arguments case) or large enough to hold all argument registers.
-   gcc uses a variable sized argument transfer area. As it has
+   gcc uses a variable sized argument transfer area.  As it has
    to stay compatible with the native debugging tools it has to use the same
    virtual argument pointer and adjust the argument offsets accordingly.
    
@@ -76,7 +75,7 @@ struct gdbarch_tdep
   /* If PC is inside a dynamically-generated signal trampoline function
      (i.e. one copied onto the user stack at run-time), return how many
      bytes PC is beyond the start of that function.  Otherwise, return -1.  */
-  LONGEST (*dynamic_sigtramp_offset) (CORE_ADDR);
+  LONGEST (*dynamic_sigtramp_offset) (struct gdbarch *, CORE_ADDR);
 
   /* Translate a signal handler stack base address into the address of
      the sigcontext structure for that signal handler.  */
@@ -84,9 +83,10 @@ struct gdbarch_tdep
 
   /* Does the PC fall in a signal trampoline.  */
   /* NOTE: cagney/2004-04-30: Do not copy/clone this code.  Instead
-     look at tramp-frame.h and other simplier per-architecture
+     look at tramp-frame.h and other simpler per-architecture
      sigtramp unwinders.  */
-  int (*pc_in_sigtramp) (CORE_ADDR pc, char *name);
+  int (*pc_in_sigtramp) (struct gdbarch *gdbarch, CORE_ADDR pc,
+                        const char *name);
 
   /* If TYPE will be returned in memory, return true.  */
   int (*return_in_memory) (struct type *type);
@@ -99,11 +99,12 @@ struct gdbarch_tdep
   int jb_pc;                   /* Offset to PC value in jump buffer.
                                   If htis is negative, longjmp support
                                   will be disabled.  */
-  size_t jb_elt_size;          /* And the size of each entry in the buf. */
+  size_t jb_elt_size;          /* And the size of each entry in the buf.  */
 };
 
-extern unsigned int alpha_read_insn (CORE_ADDR pc);
-extern int alpha_software_single_step (struct frame_info *frame);
+extern unsigned int alpha_read_insn (struct gdbarch *gdbarch, CORE_ADDR pc);
+extern std::vector<CORE_ADDR> alpha_software_single_step
+  (struct regcache *regcache);
 extern CORE_ADDR alpha_after_prologue (CORE_ADDR pc);
 
 extern void alpha_mdebug_init_abi (struct gdbarch_info, struct gdbarch *);