Author: arekm Date: Fri Feb 9 23:42:57 2007 GMT
Module: SOURCES Tag: HEAD
---- Log message:
- updated from http://gcc.gnu.org/ml/gcc-patches/2007-01/msg00671.html
---- Files affected:
SOURCES:
gcc-pr20218.patch (1.7 -> 1.8)
---- Diffs:
================================================================
Index: SOURCES/gcc-pr20218.patch
diff -u SOURCES/gcc-pr20218.patch:1.7 SOURCES/gcc-pr20218.patch:1.8
--- SOURCES/gcc-pr20218.patch:1.7 Wed Dec 6 16:45:53 2006
+++ SOURCES/gcc-pr20218.patch Sat Feb 10 00:42:51 2007
@@ -1,9 +1,11 @@
-2006-12-06 H.J. Lu <[EMAIL PROTECTED]>
+2006-12-07 H.J. Lu <[EMAIL PROTECTED]>
+ Backport from mainline:
+ 2006-12-11 H.J. Lu <[EMAIL PROTECTED]>
PR middle-end/17982
PR middle-end/20218
- * cgraphunit.c (cgraph_optimize): Don't call
- process_pending_assemble_externals for ELF targets.
+ * cgraphunit.c (cgraph_optimize): Remove call to
+ process_pending_assemble_externals.
* config/elfos.h (ASM_OUTPUT_EXTERNAL): New.
@@ -19,27 +21,26 @@
(default_elf_asm_output_external): New.
(maybe_assemble_visibility): New.
- * varasm.c (maybe_assemble_visibility): Make it extern and
- return int.
+ * toplev.c (compile_file): Update comment.
+
+ * varasm.c (assemble_external): Always put it on
+ pending_assemble_externals.
+ (maybe_assemble_visibility): Make it extern and return int.
(default_elf_asm_output_external): New.
---- gcc/cgraphunit.c.global 2006-12-02 09:32:10.000000000 -0800
-+++ gcc/cgraphunit.c 2006-12-06 06:10:58.000000000 -0800
-@@ -1536,7 +1536,12 @@ cgraph_optimize (void)
+--- gcc/cgraphunit.c.global 2006-12-07 05:45:18.000000000 -0800
++++ gcc/cgraphunit.c 2006-12-07 05:47:22.000000000 -0800
+@@ -1536,8 +1536,6 @@ cgraph_optimize (void)
return;
}
-+ /* FIXME: For ELF targets, we want to process undefined symbols later
-+ so that we can check if they are referenced or not. Should we do
-+ the same for all targets? */
-+#ifndef OBJECT_FORMAT_ELF
- process_pending_assemble_externals ();
-+#endif
-
+- process_pending_assemble_externals ();
+-
/* Frontend may output common variables after the unit has been finalized.
It is safe to deal with them here as they are always zero initialized.
*/
---- gcc/config/elfos.h.global 2006-12-02 09:32:10.000000000 -0800
-+++ gcc/config/elfos.h 2006-12-05 15:16:22.000000000 -0800
+ cgraph_varpool_analyze_pending_decls ();
+--- gcc/config/elfos.h.global 2006-11-30 12:45:20.000000000 -0800
++++ gcc/config/elfos.h 2006-12-07 05:47:22.000000000 -0800
@@ -499,3 +499,13 @@ Boston, MA 02110-1301, USA. */
fprintf ((FILE), "\"\n"); \
} \
@@ -54,8 +55,8 @@
+#define ASM_OUTPUT_EXTERNAL(FILE, DECL, NAME) \
+ default_elf_asm_output_external (FILE, DECL, NAME)
+#endif
---- gcc/config/ia64/hpux.h.global 2006-10-27 10:09:07.000000000 -0700
-+++ gcc/config/ia64/hpux.h 2006-12-05 15:16:22.000000000 -0800
+--- gcc/config/ia64/hpux.h.global 2006-10-29 17:03:12.000000000 -0800
++++ gcc/config/ia64/hpux.h 2006-12-07 05:47:22.000000000 -0800
@@ -144,10 +144,6 @@ do {
\
definitions, so do not use them in gthr-posix.h. */
#define GTHREAD_USE_WEAK 0
@@ -67,8 +68,8 @@
#undef CTORS_SECTION_ASM_OP
#define CTORS_SECTION_ASM_OP
"\t.section\t.init_array,\t\"aw\",\"init_array\""
---- gcc/config/ia64/ia64.c.global 2006-11-16 09:57:21.000000000 -0800
-+++ gcc/config/ia64/ia64.c 2006-12-05 15:16:22.000000000 -0800
+--- gcc/config/ia64/ia64.c.global 2006-12-07 05:45:17.000000000 -0800
++++ gcc/config/ia64/ia64.c 2006-12-07 05:47:22.000000000 -0800
@@ -255,10 +255,6 @@ static section *ia64_rwreloc_select_rtx_
unsigned HOST_WIDE_INT)
ATTRIBUTE_UNUSED;
@@ -210,8 +211,8 @@
}
/* Set SImode div/mod functions, init_integral_libfuncs only initializes
---- gcc/output.h.global 2006-10-17 07:32:38.000000000 -0700
-+++ gcc/output.h 2006-12-05 15:16:22.000000000 -0800
+--- gcc/output.h.global 2006-10-21 13:45:54.000000000 -0700
++++ gcc/output.h 2006-12-07 05:47:22.000000000 -0800
@@ -204,9 +204,9 @@ extern void assemble_variable (tree, int
DONT_OUTPUT_DATA is from assemble_variable. */
extern void align_variable (tree decl, bool dont_output_data);
@@ -236,8 +237,21 @@
extern int default_address_cost (rtx);
/* dbxout helper functions */
---- gcc/varasm.c.global 2006-10-17 07:32:38.000000000 -0700
-+++ gcc/varasm.c 2006-12-06 06:05:43.000000000 -0800
+--- gcc/toplev.c.global 2006-12-07 05:45:18.000000000 -0800
++++ gcc/toplev.c 2006-12-07 05:58:23.000000000 -0800
+@@ -1076,9 +1076,7 @@ compile_file (void)
+
+ dw2_output_indirect_constants ();
+
+- /* Flush any pending external directives. cgraph did this for
+- assemble_external calls from the front end, but the RTL
+- expander can also generate them. */
++ /* Flush any pending external directives. */
+ process_pending_assemble_externals ();
+
+ /* Attach a special .ident directive to the end of the file to identify
+--- gcc/varasm.c.global 2006-12-07 05:45:18.000000000 -0800
++++ gcc/varasm.c 2006-12-07 05:49:16.000000000 -0800
@@ -126,7 +126,6 @@ static unsigned HOST_WIDE_INT array_size
static unsigned min_align (unsigned, unsigned);
static void output_constructor (tree, unsigned HOST_WIDE_INT, unsigned int);
@@ -246,7 +260,23 @@
#ifdef BSS_SECTION_ASM_OP
#ifdef ASM_OUTPUT_BSS
static void asm_output_bss (FILE *, tree, const char *,
-@@ -5071,13 +5070,18 @@ default_assemble_visibility (tree decl,
+@@ -1964,11 +1963,10 @@ assemble_external (tree decl ATTRIBUTE_U
+ if (!DECL_P (decl) || !DECL_EXTERNAL (decl) || !TREE_PUBLIC (decl))
+ return;
+
+- if (flag_unit_at_a_time)
+- pending_assemble_externals = tree_cons (0, decl,
+- pending_assemble_externals);
+- else
+- assemble_external_real (decl);
++ /* We want to output external symbols at very last to check if they
++ are references or not. */
++ pending_assemble_externals = tree_cons (0, decl,
++ pending_assemble_externals);
+ #endif
+ }
+
+@@ -5071,13 +5069,18 @@ default_assemble_visibility (tree decl,
/* A helper function to call assemble_visibility when needed for a decl. */
@@ -267,8 +297,8 @@
}
/* Returns 1 if the target configuration supports defining public symbols
-@@ -6226,4 +6230,19 @@ output_object_blocks (void)
- htab_traverse (object_block_htab, output_object_block_htab, NULL);
+@@ -6327,4 +6330,19 @@ elf_record_gcc_switches (print_switch_ty
+ return 0;
}
+/* Emit text to declare externally defined symbols. It is needed to
================================================================
---- CVS-web:
http://cvs.pld-linux.org/SOURCES/gcc-pr20218.patch?r1=1.7&r2=1.8&f=u
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