f314eb3eb5
Fix -O2 -g breakpoints internal error + prologue skipping (BZ 612253). Fix case insensitive symbols for Fortran by iFort (BZ 645773). Fix physname-related CU expansion issue for C++ (PR 12708). Fix Python access to inlined frames (BZ 694824).
85 lines
2.8 KiB
Diff
85 lines
2.8 KiB
Diff
[patch] Code cleanup: New SYMBOL_HASH_NEXT
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http://sourceware.org/ml/gdb-patches/2011-04/msg00022.html
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http://sourceware.org/ml/gdb-cvs/2011-04/msg00043.html
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### src/gdb/ChangeLog 2011/04/06 03:24:22 1.12908
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### src/gdb/ChangeLog 2011/04/06 19:50:03 1.12909
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## -1,3 +1,12 @@
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+2011-04-06 Jan Kratochvil <jan.kratochvil@redhat.com>
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+
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+ Code cleanup.
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+ * dictionary.c (dict_hash): Use SYMBOL_HASH_NEXT.
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+ * dwarf2read.c (mapped_index_string_hash): Refer to SYMBOL_HASH_NEXT
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+ in the function comment, a new note on values compatibility.
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+ * minsyms.c (msymbol_hash_iw, msymbol_hash): Use SYMBOL_HASH_NEXT.
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+ * symtab.h (SYMBOL_HASH_NEXT): New.
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+
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2011-04-06 Thiago Jung Bauermann <bauerman@br.ibm.com>
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* ppc-linux-nat.c (check_condition): Add len output parameter.
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--- src/gdb/dictionary.c 2011/01/07 19:36:15 1.21
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+++ src/gdb/dictionary.c 2011/04/06 19:50:04 1.22
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@@ -826,7 +826,7 @@
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}
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/* FALL THROUGH */
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default:
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- hash = hash * 67 + *string - 113;
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+ hash = SYMBOL_HASH_NEXT (hash, *string);
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string += 1;
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break;
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}
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--- src/gdb/dwarf2read.c 2011/04/04 14:10:12 1.520
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+++ src/gdb/dwarf2read.c 2011/04/06 19:50:04 1.521
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@@ -1962,11 +1962,11 @@
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do_cleanups (cleanup);
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}
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-/* The hash function for strings in the mapped index. This is the
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- same as the hashtab.c hash function, but we keep a separate copy to
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- maintain control over the implementation. This is necessary
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- because the hash function is tied to the format of the mapped index
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- file. */
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+/* The hash function for strings in the mapped index. This is the same as
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+ SYMBOL_HASH_NEXT, but we keep a separate copy to maintain control over the
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+ implementation. This is necessary because the hash function is tied to the
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+ format of the mapped index file. The hash values do not have to match with
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+ SYMBOL_HASH_NEXT. */
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static hashval_t
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mapped_index_string_hash (const void *p)
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--- src/gdb/minsyms.c 2011/03/28 20:29:51 1.81
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+++ src/gdb/minsyms.c 2011/04/06 19:50:05 1.82
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@@ -91,7 +91,7 @@
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++string;
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if (*string && *string != '(')
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{
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- hash = hash * 67 + *string - 113;
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+ hash = SYMBOL_HASH_NEXT (hash, *string);
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++string;
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}
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}
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@@ -106,7 +106,7 @@
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unsigned int hash = 0;
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for (; *string; ++string)
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- hash = hash * 67 + *string - 113;
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+ hash = SYMBOL_HASH_NEXT (hash, *string);
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return hash;
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}
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--- src/gdb/symtab.h 2011/04/04 15:19:59 1.177
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+++ src/gdb/symtab.h 2011/04/06 19:50:05 1.178
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@@ -1004,6 +1004,12 @@
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extern unsigned int msymbol_hash (const char *);
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+/* Compute the next hash value from previous HASH and the character C. This
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+ is only a GDB in-memory computed value with no external files compatibility
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+ requirements. */
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+
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+#define SYMBOL_HASH_NEXT(hash, c) ((hash) * 67 + (c) - 113)
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+
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extern struct objfile * msymbol_objfile (struct minimal_symbol *sym);
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extern void
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