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From: Tom Tromey <tom@tromey.com>
To: gdb-patches@sourceware.org
Cc: Simon Marchi <simon.marchi@efficios.com>
Subject: [PATCH v2 37/48] Turn value_non_lval and value_force_lval into methods
Date: Fri, 10 Feb 2023 14:52:55 -0700	[thread overview]
Message-ID: <20230209-submit-value-fixups-2023-v2-37-b0b27fd97177@tromey.com> (raw)
In-Reply-To: <20230209-submit-value-fixups-2023-v2-0-b0b27fd97177@tromey.com>

This changes value_non_lval and value_force_lval to be methods of
value.

Approved-By: Simon Marchi <simon.marchi@efficios.com>
---
 gdb/eval.c    |  6 +++---
 gdb/infcall.c |  2 +-
 gdb/value.c   | 30 +++++++++++++++---------------
 gdb/value.h   | 11 +++++++----
 4 files changed, 26 insertions(+), 23 deletions(-)

diff --git a/gdb/eval.c b/gdb/eval.c
index dca98d07fbe..808cc916bb4 100644
--- a/gdb/eval.c
+++ b/gdb/eval.c
@@ -111,7 +111,7 @@ expression::evaluate (struct type *expect_type, enum noside noside)
 
   if (stack_temporaries.has_value ()
       && value_in_thread_stack_temporaries (retval, inferior_thread ()))
-    retval = value_non_lval (retval);
+    retval = retval->non_lval ();
 
   return retval;
 }
@@ -1820,7 +1820,7 @@ eval_op_postinc (struct type *expect_type, struct expression *exp,
     }
   else
     {
-      struct value *arg3 = value_non_lval (arg1);
+      struct value *arg3 = arg1->non_lval ();
       struct value *arg2;
 
       if (ptrmath_type_p (exp->language_defn, arg1->type ()))
@@ -1854,7 +1854,7 @@ eval_op_postdec (struct type *expect_type, struct expression *exp,
     }
   else
     {
-      struct value *arg3 = value_non_lval (arg1);
+      struct value *arg3 = arg1->non_lval ();
       struct value *arg2;
 
       if (ptrmath_type_p (exp->language_defn, arg1->type ()))
diff --git a/gdb/infcall.c b/gdb/infcall.c
index d6992228498..81a073d2123 100644
--- a/gdb/infcall.c
+++ b/gdb/infcall.c
@@ -492,7 +492,7 @@ get_call_return_value (struct call_return_meta_info *ri)
 	     requiring GDB to evaluate the "this" pointer.  To evaluate
 	     the this pointer, GDB needs the memory address of the
 	     value.  */
-	  value_force_lval (retval, ri->struct_addr);
+	  retval->force_lval (ri->struct_addr);
 	  push_thread_stack_temporary (thr, retval);
 	}
     }
diff --git a/gdb/value.c b/gdb/value.c
index b9d2431a70e..9364913ac31 100644
--- a/gdb/value.c
+++ b/gdb/value.c
@@ -1431,35 +1431,35 @@ make_cv_value (int cnst, int voltl, struct value *v)
   return cv_val;
 }
 
-/* Return a version of ARG that is non-lvalue.  */
+/* See value.h.  */
 
 struct value *
-value_non_lval (struct value *arg)
+value::non_lval ()
 {
-  if (VALUE_LVAL (arg) != not_lval)
+  if (VALUE_LVAL (this) != not_lval)
     {
-      struct type *enc_type = arg->enclosing_type ();
+      struct type *enc_type = enclosing_type ();
       struct value *val = value::allocate (enc_type);
 
-      gdb::copy (arg->contents_all (), val->contents_all_raw ());
-      val->m_type = arg->m_type;
-      val->set_embedded_offset (arg->embedded_offset ());
-      val->set_pointed_to_offset (arg->pointed_to_offset ());
+      gdb::copy (contents_all (), val->contents_all_raw ());
+      val->m_type = m_type;
+      val->set_embedded_offset (embedded_offset ());
+      val->set_pointed_to_offset (pointed_to_offset ());
       return val;
     }
-   return arg;
+  return this;
 }
 
-/* Write contents of V at ADDR and set its lval type to be LVAL_MEMORY.  */
+/* See value.h.  */
 
 void
-value_force_lval (struct value *v, CORE_ADDR addr)
+value::force_lval (CORE_ADDR addr)
 {
-  gdb_assert (VALUE_LVAL (v) == not_lval);
+  gdb_assert (VALUE_LVAL (this) == not_lval);
 
-  write_memory (addr, v->contents_raw ().data (), v->type ()->length ());
-  v->m_lval = lval_memory;
-  v->m_location.address = addr;
+  write_memory (addr, contents_raw ().data (), type ()->length ());
+  m_lval = lval_memory;
+  m_location.address = addr;
 }
 
 void
diff --git a/gdb/value.h b/gdb/value.h
index 44a75bcea7f..5c0e3d784aa 100644
--- a/gdb/value.h
+++ b/gdb/value.h
@@ -531,6 +531,13 @@ struct value
      for LENGTH bits as optimized out.  */
   void mark_bits_optimized_out (LONGEST offset, LONGEST length);
 
+  /* Return a version of this that is non-lvalue.  */
+  struct value *non_lval ();
+
+  /* Write contents of this value at ADDR and set its lval type to be
+     LVAL_MEMORY.  */
+  void force_lval (CORE_ADDR);
+
 
   /* Type of value; either not an lval, or one of the various
      different possible kinds of lval.  */
@@ -1410,10 +1417,6 @@ extern void preserve_values (struct objfile *);
 
 /* From values.c */
 
-extern struct value *value_non_lval (struct value *);
-
-extern void value_force_lval (struct value *, CORE_ADDR);
-
 extern struct value *make_cv_value (int, int, struct value *);
 
 extern void preserve_one_value (struct value *, struct objfile *, htab_t);

-- 
2.39.1


  parent reply	other threads:[~2023-02-10 23:24 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-10 21:52 [PATCH v2 00/48] Use methods for struct value Tom Tromey
2023-02-10 21:52 ` [PATCH v2 01/48] Rename all fields of " Tom Tromey
2023-02-11 13:44   ` Simon Marchi
2023-02-13 14:15     ` Tom Tromey
2023-02-10 21:52 ` [PATCH v2 02/48] Move ~value body out-of-line Tom Tromey
2023-02-10 21:52 ` [PATCH v2 03/48] Move struct value to value.h Tom Tromey
2023-02-10 21:52 ` [PATCH v2 04/48] Turn value_type into method Tom Tromey
2023-02-10 21:52 ` [PATCH v2 05/48] Turn deprecated_set_value_type into a method Tom Tromey
2023-02-10 21:52 ` [PATCH v2 06/48] Turn value_arch into method Tom Tromey
2023-02-10 21:52 ` [PATCH v2 07/48] Turn value_bitsize " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 08/48] Turn value_bitpos " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 09/48] Turn value_parent " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 10/48] Turn value_offset " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 11/48] Turn deprecated_value_modifiable " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 12/48] Turn value_enclosing_type " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 13/48] Turn some value offset functions " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 14/48] Turn value_lazy and set_value_lazy functions into methods Tom Tromey
2023-02-10 21:52 ` [PATCH v2 15/48] Turn value_stack and set_value_stack " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 16/48] Turn value_computed_closure and value_computed_funcs " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 17/48] Convert value_lval_const and deprecated_lval_hack to methods Tom Tromey
2023-02-10 21:52 ` [PATCH v2 18/48] Turn value_initialized and set_value_initialized functions into methods Tom Tromey
2023-02-10 21:52 ` [PATCH v2 19/48] Turn value_address and set_value_address " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 20/48] Turn more deprecated_* " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 21/48] Turn allocate_value_lazy into a static "constructor" Tom Tromey
2023-02-10 21:52 ` [PATCH v2 22/48] Turn allocate_value " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 23/48] Turn allocate_computed_value into " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 24/48] Turn allocate_optimized_out_value " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 25/48] Turn value_zero " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 26/48] Turn some value_contents functions into methods Tom Tromey
2023-02-10 21:52 ` [PATCH v2 27/48] Turn value_fetch_lazy into a method Tom Tromey
2023-02-10 21:52 ` [PATCH v2 28/48] Turn allocate_value_contents " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 29/48] Turn value_contents_eq " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 30/48] Turn value_bits_synthetic_pointer " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 31/48] Move value_ref_policy methods out-of-line Tom Tromey
2023-02-10 21:52 ` [PATCH v2 32/48] Turn value_incref and value_decref into methods Tom Tromey
2023-02-10 21:52 ` [PATCH v2 33/48] Turn remaining value_contents functions " Tom Tromey
2023-02-10 21:52 ` [PATCH v2 34/48] Fully qualify calls to copy in value.c Tom Tromey
2023-02-10 21:52 ` [PATCH v2 35/48] Turn value_copy into a method Tom Tromey
2023-02-10 21:52 ` [PATCH v2 36/48] Turn many optimized-out value functions into methods Tom Tromey
2023-02-10 21:52 ` Tom Tromey [this message]
2023-02-10 21:52 ` [PATCH v2 38/48] Turn set_value_component_location into method Tom Tromey
2023-02-10 21:52 ` [PATCH v2 39/48] Change some code to use value methods Tom Tromey
2023-02-10 21:52 ` [PATCH v2 40/48] Turn some xmethod functions into methods Tom Tromey
2023-02-10 21:52 ` [PATCH v2 41/48] Turn preserve_one_value into method Tom Tromey
2023-02-10 21:53 ` [PATCH v2 42/48] Turn various value copying-related functions into methods Tom Tromey
2023-02-11 13:46   ` Simon Marchi
2023-02-12 15:14     ` Tom Tromey
2023-02-10 21:53 ` [PATCH v2 43/48] Add value::set_modifiable Tom Tromey
2023-02-10 21:53 ` [PATCH v2 44/48] Make struct value data members private Tom Tromey
2023-02-10 21:53 ` [PATCH v2 45/48] Make ~value private Tom Tromey
2023-02-10 21:53 ` [PATCH v2 46/48] Introduce set_lval method on value Tom Tromey
2023-02-10 21:53 ` [PATCH v2 47/48] Remove deprecated_lval_hack Tom Tromey
2023-02-10 21:53 ` [PATCH v2 48/48] Rely on value_ref_ptr::operator-> Tom Tromey
2023-02-11 13:40 ` [PATCH v2 00/48] Use methods for struct value Simon Marchi
2023-02-11 13:47   ` Simon Marchi
2023-02-12  4:11     ` Tom Tromey

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