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[deliverable/binutils-gdb.git] / gdb / lm32-tdep.c

diff --git a/gdb/lm32-tdep.c b/gdb/lm32-tdep.c
index 779575c77365afaac3a9f22a358aabc978308598..3cd93381bdd787e6ef18b34b58039c8588223839 100644 (file)
--- a/gdb/lm32-tdep.c
+++ b/gdb/lm32-tdep.c
@@ -1,7 +1,7 @@
 /* Target-dependent code for Lattice Mico32 processor, for GDB.
    Contributed by Jon Beniston <jon@beniston.com>
 
-   Copyright (C) 2009-2015 Free Software Foundation, Inc.
+   Copyright (C) 2009-2017 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -36,6 +36,7 @@
 #include "trad-frame.h"
 #include "reggroups.h"
 #include "opcodes/lm32-desc.h"
+#include <algorithm>
 
 /* Macros to extract fields from an instruction.  */
 #define LM32_OPCODE(insn)       ((insn >> 26) & 0x3f)
@@ -197,7 +198,7 @@ lm32_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
       CORE_ADDR post_prologue_pc
        = skip_prologue_using_sal (gdbarch, func_addr);
       if (post_prologue_pc != 0)
-       return max (pc, post_prologue_pc);
+       return std::max (pc, post_prologue_pc);
     }
 
   /* Can't determine prologue from the symbol table, need to examine
@@ -215,16 +216,10 @@ lm32_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
 }
 
 /* Create a breakpoint instruction.  */
+constexpr gdb_byte lm32_break_insn[4] = { OP_RAISE << 2, 0, 0, 2 };
 
-static const gdb_byte *
-lm32_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr,
-                        int *lenptr)
-{
-  static const gdb_byte breakpoint[4] = { OP_RAISE << 2, 0, 0, 2 };
+typedef BP_MANIPULATION (lm32_break_insn) lm32_breakpoint;
 
-  *lenptr = sizeof (breakpoint);
-  return breakpoint;
-}
 
 /* Setup registers and stack for faking a call to a function in the 
    inferior.  */
@@ -289,7 +284,8 @@ lm32_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
        regcache_cooked_write_unsigned (regcache, first_arg_reg + i, val);
       else
        {
-         write_memory (sp, (void *) &val, TYPE_LENGTH (arg_type));
+         write_memory_unsigned_integer (sp, TYPE_LENGTH (arg_type), byte_order,
+                                        val);
          sp -= 4;
        }
     }
@@ -422,7 +418,7 @@ lm32_frame_cache (struct frame_info *this_frame, void **this_prologue_cache)
   int i;
 
   if ((*this_prologue_cache))
-    return (*this_prologue_cache);
+    return (struct lm32_frame_cache *) (*this_prologue_cache);
 
   info = FRAME_OBSTACK_ZALLOC (struct lm32_frame_cache);
   (*this_prologue_cache) = info;
@@ -561,7 +557,8 @@ lm32_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
   frame_unwind_append_unwinder (gdbarch, &lm32_frame_unwind);
 
   /* Breakpoints.  */
-  set_gdbarch_breakpoint_from_pc (gdbarch, lm32_breakpoint_from_pc);
+  set_gdbarch_breakpoint_kind_from_pc (gdbarch, lm32_breakpoint::kind_from_pc);
+  set_gdbarch_sw_breakpoint_from_kind (gdbarch, lm32_breakpoint::bp_from_kind);
   set_gdbarch_have_nonsteppable_watchpoint (gdbarch, 1);
 
   /* Calling functions in the inferior.  */