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1 parent bfc3e1f commit 4696383444738e5582171e6e9df35d8a2f22b449 dj committed
Showing with 176 additions and 90 deletions.
  1. +2 −1 intl/ChangeLog
  2. +7 −26 libiberty/ChangeLog
  3. +137 −63 libiberty/cplus-dem.c
  4. +30 −0 libiberty/testsuite/demangle-expected
View
3 intl/ChangeLog
@@ -1,5 +1,6 @@
-2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+2010-06-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+ PR bootstrap/44621
* configure: Regenerate.
2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
View
33 libiberty/ChangeLog
@@ -1,3 +1,10 @@
+2010-09-22 Tristan Gingold <gingold@adacore.com>
+
+ * cplus-dem.c (ada_demangle): Add comments.
+ Handle stream and controlled type operations.
+ Decoding of some uppercase letters moved before separators.
+ * testsuite/demangle-expected: Add tests.
+
2010-09-10 James Lyon <jameslyon0@googlemail.com>
http://sourceware.org/bugzilla/show_bug.cgi?id=11572
@@ -5,32 +12,6 @@
DEMANGLE_COMPONENT_LAMBDA.
* testsuite/demangle-expected: Add regression test.
-diff --git a/libiberty/cp-demangle.c b/libiberty/cp-demangle.c
-index d2d15e9..39c8cc0 100644
---- a/libiberty/cp-demangle.c
-+++ b/libiberty/cp-demangle.c
-@@ -3480,6 +3480,7 @@ d_find_pack (struct d_print_info *dpi,
- case DEMANGLE_COMPONENT_PACK_EXPANSION:
- return NULL;
-
-+ case DEMANGLE_COMPONENT_LAMBDA:
- case DEMANGLE_COMPONENT_NAME:
- case DEMANGLE_COMPONENT_OPERATOR:
- case DEMANGLE_COMPONENT_BUILTIN_TYPE:
-diff --git a/libiberty/testsuite/demangle-expected b/libiberty/testsuite/demangle-expected
-index 15a0fe7..0085564 100644
---- a/libiberty/testsuite/demangle-expected
-+++ b/libiberty/testsuite/demangle-expected
-@@ -4052,3 +4052,8 @@ prot.lock.update
- --format=gnu-v3
- DFA
- DFA
-+#
-+# http://sourceware.org/bugzilla/show_bug.cgi?id=11572
-+--format=auto
-+_ZN3Psi7VariantIIcPKcEE5visitIIRZN11VariantTest9TestVisit11test_methodEvEUlS2_E0_RZNS6_11test_methodEvEUlcE1_RZNS6_11test_methodEvEUlNS_4NoneEE_EEENS_13VariantDetail19SelectVisitorResultIIDpT_EE4typeEDpOSG_
-+Psi::VariantDetail::SelectVisitorResult<VariantTest::TestVisit::test_method()::{lambda(char const*)#2}&, VariantTest::TestVisit::test_method()::{lambda(char)#3}&, VariantTest::TestVisit::test_method()::{lambda(Psi::None)#1}&>::type Psi::Variant<char, char const*>::visit<VariantTest::TestVisit::test_method()::{lambda(char const*)#2}&, VariantTest::TestVisit::test_method()::{lambda(char)#3}&, VariantTest::TestVisit::test_method()::{lambda(Psi::None)#1}&>((VariantTest::TestVisit::test_method()::{lambda(Psi::None)#1}&&&)...)
-
2010-09-08 Tristan Gingold <gingold@adacore.com>
PR 44001
View
200 libiberty/cplus-dem.c
@@ -895,18 +895,20 @@ ada_demangle (const char *mangled, int option ATTRIBUTE_UNUSED)
/* Most of the demangling will trivially remove chars. Operator names
may add one char but because they are always preceeded by '__' which is
- replaced by '.', they eventually never expand the size. '___elabs' and
- '___elabb' add only 2 chars, but they occur only once. */
- len0 = strlen (mangled) + 2 + 1;
+ replaced by '.', they eventually never expand the size.
+ A few special names such as '___elabs' add a few chars (at most 7), but
+ they occur only once. */
+ len0 = strlen (mangled) + 7 + 1;
demangled = XNEWVEC (char, len0);
d = demangled;
p = mangled;
while (1)
{
- /* Convert name, which is always lower-case. */
+ /* An entity names is expected. */
if (ISLOWER (*p))
{
+ /* An identifier, which is always lower case. */
do
*d++ = *p++;
while (ISLOWER(*p) || ISDIGIT (*p)
@@ -914,6 +916,7 @@ ada_demangle (const char *mangled, int option ATTRIBUTE_UNUSED)
}
else if (p[0] == 'O')
{
+ /* An operator name. */
static const char * const operators[][2] =
{{"Oabs", "abs"}, {"Oand", "and"}, {"Omod", "mod"},
{"Onot", "not"}, {"Oor", "or"}, {"Orem", "rem"},
@@ -924,22 +927,22 @@ ada_demangle (const char *mangled, int option ATTRIBUTE_UNUSED)
{"Oexpon", "**"}, {NULL, NULL}};
int k;
- for (k = 0; operators[k][0]; k++)
+ for (k = 0; operators[k][0] != NULL; k++)
{
- int l = strlen (operators[k][0]);
- if (!strncmp (p, operators[k][0], l))
+ size_t slen = strlen (operators[k][0]);
+ if (strncmp (p, operators[k][0], slen) == 0)
{
- p += l;
- l = strlen (operators[k][1]);
+ p += slen;
+ slen = strlen (operators[k][1]);
*d++ = '"';
- memcpy (d, operators[k][1], l);
- d += l;
+ memcpy (d, operators[k][1], slen);
+ d += slen;
*d++ = '"';
break;
}
}
/* Operator not found. */
- if (!operators[k][0])
+ if (operators[k][0] == NULL)
goto unknown;
}
else
@@ -948,6 +951,92 @@ ada_demangle (const char *mangled, int option ATTRIBUTE_UNUSED)
goto unknown;
}
+ /* The name can be directly followed by some uppercase letters. */
+ if (p[0] == 'T' && p[1] == 'K')
+ {
+ /* Task stuff. */
+ if (p[2] == 'B' && p[3] == 0)
+ {
+ /* Subprogram for task body. */
+ break;
+ }
+ else if (p[2] == '_' && p[3] == '_')
+ {
+ /* Inner declarations in a task. */
+ p += 4;
+ *d++ = '.';
+ continue;
+ }
+ else
+ goto unknown;
+ }
+ if (p[0] == 'E' && p[1] == 0)
+ {
+ /* Exception name. */
+ goto unknown;
+ }
+ if ((p[0] == 'P' || p[0] == 'N') && p[1] == 0)
+ {
+ /* Protected type subprogram. */
+ break;
+ }
+ if ((*p == 'N' || *p == 'S') && p[1] == 0)
+ {
+ /* Enumerated type name table. */
+ goto unknown;
+ }
+ if (p[0] == 'X')
+ {
+ /* Body nested. */
+ p++;
+ while (p[0] == 'n' || p[0] == 'b')
+ p++;
+ }
+ if (p[0] == 'S' && p[1] != 0 && (p[2] == '_' || p[2] == 0))
+ {
+ /* Stream operations. */
+ const char *name;
+ switch (p[1])
+ {
+ case 'R':
+ name = "'Read";
+ break;
+ case 'W':
+ name = "'Write";
+ break;
+ case 'I':
+ name = "'Input";
+ break;
+ case 'O':
+ name = "'Output";
+ break;
+ default:
+ goto unknown;
+ }
+ p += 2;
+ strcpy (d, name);
+ d += strlen (name);
+ }
+ else if (p[0] == 'D')
+ {
+ /* Controlled type operation. */
+ const char *name;
+ switch (p[1])
+ {
+ case 'F':
+ name = ".Finalize";
+ break;
+ case 'A':
+ name = ".Adjust";
+ break;
+ default:
+ goto unknown;
+ }
+ strcpy (d, name);
+ d += strlen (name);
+ break;
+ }
+
if (p[0] == '_')
{
/* Separator. */
@@ -955,24 +1044,49 @@ ada_demangle (const char *mangled, int option ATTRIBUTE_UNUSED)
{
/* Standard separator. Handled first. */
p += 2;
+
if (ISDIGIT (*p))
{
- /* Overloading. */
+ /* Overloading number. */
do
p++;
while (ISDIGIT (*p) || (p[0] == '_' && ISDIGIT (p[1])));
+ if (*p == 'X')
+ {
+ p++;
+ while (p[0] == 'n' || p[0] == 'b')
+ p++;
+ }
}
- else if (*p == '_' && !strcmp (p + 1, "elabb"))
- {
- memcpy (d, "'Elab_Body", 10);
- d += 10;
- break;
- }
- else if (*p == '_' && !strcmp (p + 1, "elabs"))
+ else if (p[0] == '_' && p[1] != '_')
{
- memcpy (d, "'Elab_Spec", 10);
- d += 10;
- break;
+ /* Special names. */
+ static const char * const special[][2] = {
+ { "_elabb", "'Elab_Body" },
+ { "_elabs", "'Elab_Spec" },
+ { "_size", "'Size" },
+ { "_alignment", "'Alignment" },
+ { "_assign", ".\":=\"" },
+ { NULL, NULL }
+ };
+ int k;
+
+ for (k = 0; special[k][0] != NULL; k++)
+ {
+ size_t slen = strlen (special[k][0]);
+ if (strncmp (p, special[k][0], slen) == 0)
+ {
+ p += slen;
+ slen = strlen (special[k][1]);
+ memcpy (d, special[k][1], slen);
+ d += slen;
+ break;
+ }
+ }
+ if (special[k][0] != NULL)
+ break;
+ else
+ goto unknown;
}
else
{
@@ -995,46 +1109,6 @@ ada_demangle (const char *mangled, int option ATTRIBUTE_UNUSED)
goto unknown;
}
- if (p[0] == 'T' && p[1] == 'K')
- {
- if (p[2] == 'B' && p[3] == 0)
- {
- /* Subprogram for task body. */
- break;
- }
- else if (p[2] == '_' && p[3] == '_')
- {
- /* Inner declarations in a task. */
- p += 4;
- *d++ = '.';
- continue;
- }
- else
- goto unknown;
- }
- if ((p[0] == 'P' || p[0] == 'N') && p[1] == 0)
- {
- /* Protected type subprogram. */
- break;
- }
- if (p[0] == 'E' && p[1] == 0)
- {
- /* Exception name. */
- goto unknown;
- }
- if (*p == 'N' || *p == 'S')
- {
- /* Enumerated type name table. */
- goto unknown;
- }
- if (p[0] == 'X')
- {
- /* Body nested. */
- if (p[1] == 'n' || p[1] == 'b')
- p += 2;
- else if (p[1] == 0)
- p++;
- }
if (p[0] == '.' && ISDIGIT (p[1]))
{
/* Nested subprogram. */
View
30 libiberty/testsuite/demangle-expected
@@ -4047,6 +4047,36 @@ prot.lock.update
--format=gnat
prot__lock__update_E6s
prot.lock.update
+# Controlled types
+--format=gnat
+gnat__sockets__sockets_library_controllerDF__2
+gnat.sockets.sockets_library_controller.Finalize
+--format=gnat
+system__partition_interface__racw_stub_typeDA
+system.partition_interface.racw_stub_type.Adjust
+# Stream operations
+--format=gnat
+gnat__wide_wide_string_split__slice_setSR__2
+gnat.wide_wide_string_split.slice_set'Read
+--format=gnat
+ada__real_time__timing_events__events__listSW__2Xnn
+ada.real_time.timing_events.events.list'Write
+--format=gnat
+system__finalization_root__root_controlledSI
+system.finalization_root.root_controlled'Input
+--format=gnat
+ada__finalization__limited_controlledSO__2
+ada.finalization.limited_controlled'Output
+# Tagged types
+--format=gnat
+ada__synchronous_task_control___size__2
+ada.synchronous_task_control'Size
+--format=gnat
+ada__real_time__timing_events__events___alignment__2Xnn
+ada.real_time.timing_events.events'Alignment
+--format=gnat
+system__finalization_root___assign__2
+system.finalization_root.":="
#
# Used to crash the demangler.
--format=gnu-v3

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