Handle multiple target events before commit resume

[deliverable/binutils-gdb.git] / gdb / ax-general.c

diff --git a/gdb/ax-general.c b/gdb/ax-general.c
index 7f27a458a98089713b48605e289e49b75b0140c1..4144233e962f0a3884902bf1e1dd2959a2f15016 100644 (file)
--- a/gdb/ax-general.c
+++ b/gdb/ax-general.c
@@ -1,5 +1,5 @@
 /* Functions for manipulating expressions designed to be executed on the agent
-   Copyright (C) 1998-2016 Free Software Foundation, Inc.
+   Copyright (C) 1998-2020 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -23,6 +23,7 @@
 
 #include "defs.h"
 #include "ax.h"
+#include "gdbarch.h"
 
 #include "value.h"
 #include "user-regs.h"
@@ -37,52 +38,30 @@ static void generic_ext (struct agent_expr *x, enum agent_op op, int n);
 \f
 /* Functions for building expressions.  */
 
-/* Allocate a new, empty agent expression.  */
-struct agent_expr *
-new_agent_expr (struct gdbarch *gdbarch, CORE_ADDR scope)
+agent_expr::agent_expr (struct gdbarch *gdbarch, CORE_ADDR scope)
 {
-  struct agent_expr *x = XNEW (struct agent_expr);
-
-  x->len = 0;
-  x->size = 1;                 /* Change this to a larger value once
+  this->len = 0;
+  this->size = 1;              /* Change this to a larger value once
                                   reallocation code is tested.  */
-  x->buf = (unsigned char *) xmalloc (x->size);
+  this->buf = (unsigned char *) xmalloc (this->size);
 
-  x->gdbarch = gdbarch;
-  x->scope = scope;
+  this->gdbarch = gdbarch;
+  this->scope = scope;
 
   /* Bit vector for registers used.  */
-  x->reg_mask_len = 1;
-  x->reg_mask = XCNEWVEC (unsigned char, x->reg_mask_len);
-
-  x->tracing = 0;
-  x->trace_string = 0;
+  this->reg_mask_len = 1;
+  this->reg_mask = XCNEWVEC (unsigned char, this->reg_mask_len);
 
-  return x;
+  this->tracing = 0;
+  this->trace_string = 0;
 }
 
-/* Free a agent expression.  */
-void
-free_agent_expr (struct agent_expr *x)
+agent_expr::~agent_expr ()
 {
-  xfree (x->buf);
-  xfree (x->reg_mask);
-  xfree (x);
+  xfree (this->buf);
+  xfree (this->reg_mask);
 }
 
-static void
-do_free_agent_expr_cleanup (void *x)
-{
-  free_agent_expr ((struct agent_expr *) x);
-}
-
-struct cleanup *
-make_cleanup_free_agent_expr (struct agent_expr *x)
-{
-  return make_cleanup (do_free_agent_expr_cleanup, x);
-}
-
-
 /* Make sure that X has room for at least N more bytes.  This doesn't
    affect the length, just the allocated size.  */
 static void
@@ -375,7 +354,7 @@ struct aop_map aop_map[] =
   {0, 0, 0, 0, 0}
 #define DEFOP(NAME, SIZE, DATA_SIZE, CONSUMED, PRODUCED, VALUE) \
   , { # NAME, SIZE, DATA_SIZE, CONSUMED, PRODUCED }
-#include "ax.def"
+#include "gdbsupport/ax.def"
 #undef DEFOP
 };