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4.7.0-0.9

This commit is contained in:
Jakub Jelinek 2012-01-23 23:24:38 +01:00
parent 15d1c7249f
commit c0579b832a
8 changed files with 409 additions and 51 deletions
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1
.gitignore vendored
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@ -14,3 +14,4 @@
/gcc-4.7.0-20120112.tar.bz2
/gcc-4.7.0-20120117.tar.bz2
/gcc-4.7.0-20120119.tar.bz2
/gcc-4.7.0-20120123.tar.bz2

34
gcc.spec
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@ -1,9 +1,9 @@
%global DATE 20120119
%global SVNREV 183308
%global DATE 20120123
%global SVNREV 183456
%global gcc_version 4.7.0
# Note, gcc_release must be integer, if you want to add suffixes to
# %{release}, append them after %{gcc_release} on Release: line.
%global gcc_release 0.8
%global gcc_release 0.9
%global _unpackaged_files_terminate_build 0
%global multilib_64_archs sparc64 ppc64 s390x x86_64
%ifarch %{ix86} x86_64 ia64 ppc ppc64 alpha
@ -174,7 +174,10 @@ Patch12: gcc47-libstdc++-docs.patch
Patch13: gcc47-no-add-needed.patch
Patch14: gcc47-ppl-0.10.patch
Patch15: gcc47-libitm-fno-exceptions.patch
Patch16: gcc47-pr51856.patch
Patch16: gcc47-pr51895.patch
Patch17: gcc47-pr51957.patch
Patch18: gcc47-pr46590-revert.patch
Patch19: gcc47-pr51968.patch
Patch1000: fastjar-0.97-segfault.patch
Patch1001: fastjar-0.97-len1.patch
@ -674,7 +677,10 @@ package or when debugging this package.
%patch14 -p0 -b .ppl-0.10~
%endif
%patch15 -p0 -b .libitm-fno-exceptions~
%patch16 -p0 -b .pr51856~
%patch16 -p0 -b .pr51895~
%patch17 -p0 -b .pr51957~
%patch18 -p0 -b .pr46590-revert~
%patch19 -p0 -b .pr51968~
%if 0%{?_enable_debug_packages}
cat > split-debuginfo.sh <<\EOF
@ -2635,6 +2641,24 @@ fi
%{_prefix}/libexec/gcc/%{gcc_target_platform}/%{gcc_version}/plugin
%changelog
* Mon Jan 23 2012 Jakub Jelinek <jakub@redhat.com> 4.7.0-0.9
- update from trunk
- PRs ada/46192, c++/51344, c++/51398, c++/51402, c++/51832, c++/51919,
c++/51922, debug/45682, fortran/50556, fortran/51056, fortran/51904,
fortran/51913, fortran/51948, libgcj/23182, libgfortran/51899,
libitm/51830, libstdc++/50982, lto/51916, middle-end/45416,
rtl-optimization/40761, rtl-optimization/51924, target/47096,
target/49868, target/50313, target/50887, target/51106, target/51819,
target/51900, target/51915, target/51931, target/51934,
testsuite/51941, tree-optimization/51895, tree-optimization/51903,
tree-optimization/51914, tree-optimization/51949
- fix REE pass (#783481, PR rtl-optimization/51933)
- further overload fixes with using decls (#783586, PR c++/51925)
- fix ICE during expansion with BLKmode MEM_REF (#782868, PR middle-end/51895)
- fix ppc64 profiledbootstrap (PR target/51957)
- revert broken stack layout change (PR tree-optimization/46590)
- fix ARM ICE on neon insn splitting (PR target/51968)
* Thu Jan 19 2012 Jakub Jelinek <jakub@redhat.com> 4.7.0-0.8
- update from trunk
- PRs bootstrap/50237, c++/51225, c++/51889, fortran/48426, fortran/51634,

96
gcc47-pr46590-revert.patch Normal file
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@ -0,0 +1,96 @@
Revert:
2012-01-19 Michael Matz <matz@suse.de>
PR tree-optimization/46590
* cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
use it in remembering which conflicts we already created.
(add_scope_conflicts): Adjust call to above, (de)allocate helper
bitmap.
--- gcc/cfgexpand.c (revision 183305)
+++ gcc/cfgexpand.c (revision 183304)
@@ -441,12 +441,11 @@ visit_conflict (gimple stmt ATTRIBUTE_UN
/* Helper routine for add_scope_conflicts, calculating the active partitions
at the end of BB, leaving the result in WORK. We're called to generate
- conflicts when OLD_CONFLICTS is non-null, otherwise we're just tracking
- liveness. If we generate conflicts then OLD_CONFLICTS stores the bits
- for which we generated conflicts already. */
+ conflicts when FOR_CONFLICT is true, otherwise we're just tracking
+ liveness. */
static void
-add_scope_conflicts_1 (basic_block bb, bitmap work, bitmap old_conflicts)
+add_scope_conflicts_1 (basic_block bb, bitmap work, bool for_conflict)
{
edge e;
edge_iterator ei;
@@ -483,7 +482,7 @@ add_scope_conflicts_1 (basic_block bb, b
}
else if (!is_gimple_debug (stmt))
{
- if (old_conflicts
+ if (for_conflict
&& visit == visit_op)
{
/* If this is the first real instruction in this BB we need
@@ -491,27 +490,16 @@ add_scope_conflicts_1 (basic_block bb, b
Unlike classical liveness for named objects we can't
rely on seeing a def/use of the names we're interested in.
There might merely be indirect loads/stores. We'd not add any
- conflicts for such partitions. We know that we generated
- conflicts between all partitions in old_conflicts already,
- so we need to generate only the new ones, avoiding to
- repeatedly pay the O(N^2) cost for each basic block. */
+ conflicts for such partitions. */
bitmap_iterator bi;
unsigned i;
-
- EXECUTE_IF_AND_COMPL_IN_BITMAP (work, old_conflicts, 0, i, bi)
+ EXECUTE_IF_SET_IN_BITMAP (work, 0, i, bi)
{
unsigned j;
bitmap_iterator bj;
- /* First the conflicts between new and old_conflicts. */
- EXECUTE_IF_SET_IN_BITMAP (old_conflicts, 0, j, bj)
- add_stack_var_conflict (i, j);
- /* Then the conflicts between only the new members. */
- EXECUTE_IF_AND_COMPL_IN_BITMAP (work, old_conflicts, i + 1,
- j, bj)
+ EXECUTE_IF_SET_IN_BITMAP (work, i + 1, j, bj)
add_stack_var_conflict (i, j);
}
- /* And remember for the next basic block. */
- bitmap_ior_into (old_conflicts, work);
visit = visit_conflict;
}
walk_stmt_load_store_addr_ops (stmt, work, visit, visit, visit);
@@ -528,7 +516,6 @@ add_scope_conflicts (void)
basic_block bb;
bool changed;
bitmap work = BITMAP_ALLOC (NULL);
- bitmap old_conflicts;
/* We approximate the live range of a stack variable by taking the first
mention of its name as starting point(s), and by the end-of-scope
@@ -550,18 +537,15 @@ add_scope_conflicts (void)
FOR_EACH_BB (bb)
{
bitmap active = (bitmap)bb->aux;
- add_scope_conflicts_1 (bb, work, NULL);
+ add_scope_conflicts_1 (bb, work, false);
if (bitmap_ior_into (active, work))
changed = true;
}
}
- old_conflicts = BITMAP_ALLOC (NULL);
-
FOR_EACH_BB (bb)
- add_scope_conflicts_1 (bb, work, old_conflicts);
+ add_scope_conflicts_1 (bb, work, true);
- BITMAP_FREE (old_conflicts);
BITMAP_FREE (work);
FOR_ALL_BB (bb)
BITMAP_FREE (bb->aux);

45
gcc47-pr51856.patch
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@ -1,45 +0,0 @@
2012-01-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
PR rtl-optimization/51856
* reload.c (find_reloads_subreg_address): Set the address_reloaded
flag to reloaded.
* gcc.c-torture/compile/pr51856.c: New testcase.
--- gcc/reload.c.jj 2012-01-05 21:54:36.000000000 +0100
+++ gcc/reload.c 2012-01-19 20:17:26.151735687 +0100
@@ -6232,7 +6232,7 @@ find_reloads_subreg_address (rtx x, int
}
}
if (reloaded && address_reloaded)
- *address_reloaded = 1;
+ *address_reloaded = reloaded;
return x;
}
--- gcc/testsuite/gcc.c-torture/compile/pr51856.c.jj 2012-01-19 20:17:26.151735687 +0100
+++ gcc/testsuite/gcc.c-torture/compile/pr51856.c 2012-01-19 20:17:26.151735687 +0100
@@ -0,0 +1,23 @@
+struct B { int b1; long long b2, b3; int b4; };
+struct C { char c1[40], c2, c3[96]; long long c4[5], c5; char c6[596]; };
+void fn1 (long long), fn2 (char *, int), fn4 (void);
+int r, fn3 (int, const char *, int, char *, int, int);
+
+void
+foo (int t, int u, int v, int w, int x, int y, struct B *z)
+{
+ char c[512], d[512], e;
+ struct C g;
+ long long f, h[255];
+ struct B j;
+ __builtin_bzero (&j, sizeof j);
+ if (y > w)
+ fn4 ();
+ __builtin_bzero (&g, sizeof g);
+ g.c5 = h[0];
+ fn1 (z ? z->b3 : f);
+ g.c2 = y;
+ fn2 (d, 256);
+ if (fn3 (r, "", e, c, 0, 16))
+ fn4 ();
+}

55
gcc47-pr51895.patch Normal file
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@ -0,0 +1,55 @@
2012-01-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/51895
* expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
non-addressable non-BLKmode base correctly.
* g++.dg/opt/pr51895.C: New test.
--- gcc/expr.c.jj 2012-01-13 21:47:35.000000000 +0100
+++ gcc/expr.c 2012-01-19 13:12:14.218760812 +0100
@@ -9328,6 +9328,16 @@ expand_expr_real_1 (tree exp, rtx target
bftype = TREE_TYPE (base);
if (TYPE_MODE (TREE_TYPE (exp)) != BLKmode)
bftype = TREE_TYPE (exp);
+ else
+ {
+ temp = assign_stack_temp (DECL_MODE (base),
+ GET_MODE_SIZE (DECL_MODE (base)),
+ 0);
+ store_expr (base, temp, 0, false);
+ temp = adjust_address (temp, BLKmode, offset);
+ set_mem_size (temp, int_size_in_bytes (TREE_TYPE (exp)));
+ return temp;
+ }
return expand_expr (build3 (BIT_FIELD_REF, bftype,
base,
TYPE_SIZE (TREE_TYPE (exp)),
--- gcc/testsuite/g++.dg/opt/pr51895.C.jj 2012-01-19 13:20:27.808899825 +0100
+++ gcc/testsuite/g++.dg/opt/pr51895.C 2012-01-19 13:21:10.042655293 +0100
@@ -0,0 +1,25 @@
+// PR middle-end/51895
+// { dg-do compile }
+// { dg-options "-O2" }
+
+struct S
+{
+ long a;
+ char b;
+ S () : a (0), b (0) {}
+ bool baz ();
+};
+
+__attribute__((noinline)) static bool
+bar (S x, S y)
+{
+ y = x;
+ return y.baz ();
+}
+
+bool
+foo (S x)
+{
+ S y;
+ return bar (x, y);
+}

206
gcc47-pr51957.patch Normal file
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@ -0,0 +1,206 @@
2012-01-23 Jakub Jelinek <jakub@redhat.com>
PR target/51957
* target.def (const_not_ok_for_debug_p): New hook.
* doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
documentation.
* doc/tm.texi: Regenerated.
* dwarf2out.c (const_ok_for_output_1): If
targetm.const_not_ok_for_debug_p returns true, fail.
* config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
function.
(TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
* gcc.dg/pr51957-1.c: New test.
* gcc.dg/pr51957-1.h: New file.
* gcc.dg/pr51957-2.c: New test.
--- gcc/target.def.jj 2012-01-20 12:35:16.000000000 +0100
+++ gcc/target.def 2012-01-23 13:14:52.601638343 +0100
@@ -1382,6 +1382,14 @@ DEFHOOK
rtx, (rtx x),
delegitimize_mem_from_attrs)
+/* Given an RTX, return true if it is not ok to emit it into debug info
+ section. */
+DEFHOOK
+(const_not_ok_for_debug_p,
+ "",
+ bool, (rtx x),
+ hook_bool_rtx_false)
+
/* Given an address RTX, say whether it is valid. */
DEFHOOK
(legitimate_address_p,
--- gcc/doc/tm.texi.in.jj 2012-01-20 12:35:10.000000000 +0100
+++ gcc/doc/tm.texi.in 2012-01-23 13:27:19.544241676 +0100
@@ -5567,6 +5567,11 @@ the semantics of these opaque @code{UNSP
into their original form.
@end deftypefn
+@hook TARGET_CONST_NOT_OK_FOR_DEBUG_P
+This hook should return true if @var{x} should not be emitted into
+debug sections.
+@end deftypefn
+
@hook TARGET_CANNOT_FORCE_CONST_MEM
This hook should return true if @var{x} is of a form that cannot (or
should not) be spilled to the constant pool. @var{mode} is the mode
--- gcc/doc/tm.texi.jj 2012-01-20 12:35:10.000000000 +0100
+++ gcc/doc/tm.texi 2012-01-23 13:27:33.000000000 +0100
@@ -5631,6 +5631,11 @@ the semantics of these opaque @code{UNSP
into their original form.
@end deftypefn
+@deftypefn {Target Hook} bool TARGET_CONST_NOT_OK_FOR_DEBUG_P (rtx @var{x})
+This hook should return true if @var{x} should not be emitted into
+debug sections.
+@end deftypefn
+
@deftypefn {Target Hook} bool TARGET_CANNOT_FORCE_CONST_MEM (enum machine_mode @var{mode}, rtx @var{x})
This hook should return true if @var{x} is of a form that cannot (or
should not) be spilled to the constant pool. @var{mode} is the mode
--- gcc/dwarf2out.c.jj 2012-01-22 16:02:10.000000000 +0100
+++ gcc/dwarf2out.c 2012-01-23 13:58:09.887380014 +0100
@@ -10683,6 +10683,13 @@ const_ok_for_output_1 (rtx *rtlp, void *
return 1;
}
+ if (targetm.const_not_ok_for_debug_p (rtl))
+ {
+ expansion_failed (NULL_TREE, rtl,
+ "Expression rejected for debug by the backend.\n");
+ return 1;
+ }
+
if (GET_CODE (rtl) != SYMBOL_REF)
return 0;
--- gcc/config/rs6000/rs6000.c.jj 2012-01-22 16:02:10.000000000 +0100
+++ gcc/config/rs6000/rs6000.c 2012-01-23 13:25:05.092031129 +0100
@@ -1106,6 +1106,7 @@ static rtx rs6000_debug_legitimize_addre
static rtx rs6000_legitimize_tls_address (rtx, enum tls_model);
static void rs6000_output_dwarf_dtprel (FILE *, int, rtx) ATTRIBUTE_UNUSED;
static rtx rs6000_delegitimize_address (rtx);
+static bool rs6000_const_not_ok_for_debug_p (rtx);
static rtx rs6000_tls_get_addr (void);
static rtx rs6000_got_sym (void);
static int rs6000_tls_symbol_ref_1 (rtx *, void *);
@@ -1405,6 +1406,9 @@ static const struct attribute_spec rs600
#undef TARGET_DELEGITIMIZE_ADDRESS
#define TARGET_DELEGITIMIZE_ADDRESS rs6000_delegitimize_address
+#undef TARGET_CONST_NOT_OK_FOR_DEBUG_P
+#define TARGET_CONST_NOT_OK_FOR_DEBUG_P rs6000_const_not_ok_for_debug_p
+
#undef TARGET_ASM_FUNCTION_PROLOGUE
#define TARGET_ASM_FUNCTION_PROLOGUE rs6000_output_function_prologue
#undef TARGET_ASM_FUNCTION_EPILOGUE
@@ -5815,6 +5819,25 @@ rs6000_delegitimize_address (rtx orig_x)
return orig_x;
}
+/* Return true if X shouldn't be emitted into the debug info.
+ The linker doesn't like .toc section references from
+ .debug_* sections, so reject .toc section symbols. */
+
+static bool
+rs6000_const_not_ok_for_debug_p (rtx x)
+{
+ if (GET_CODE (x) == SYMBOL_REF
+ && CONSTANT_POOL_ADDRESS_P (x))
+ {
+ rtx c = get_pool_constant (x);
+ enum machine_mode cmode = get_pool_mode (x);
+ if (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P (c, cmode))
+ return true;
+ }
+
+ return false;
+}
+
/* Construct the SYMBOL_REF for the tls_get_addr function. */
static GTY(()) rtx rs6000_tls_symbol;
--- gcc/testsuite/gcc.dg/pr51957-1.c.jj 2012-01-23 14:06:45.024357678 +0100
+++ gcc/testsuite/gcc.dg/pr51957-1.c 2012-01-23 14:12:02.895492825 +0100
@@ -0,0 +1,29 @@
+/* PR target/51957 */
+/* { dg-do link } */
+/* { dg-options "-O2 -g -fprofile-use" } */
+/* { dg-additional-sources "pr51957-2.c" } */
+
+int v[128];
+#include "pr51957-1.h"
+
+void
+foo (U *x)
+{
+ T *a = x->u;
+ while (1)
+ {
+ union R *b;
+ b = fn1 ();
+ if (b != w[0] && !(v[b->p->c] == 1))
+ {
+ fn2 (a->t, "foobar", b->p);
+ b = w[0];
+ }
+ if (b != w[0])
+ fn3 ();
+ if (w[0] && b != w[0])
+ fn4 (b->p);
+ if (b != w[0] && (v[b->p->c] == 1) && fn4 (b->p))
+ break;
+ }
+}
--- gcc/testsuite/gcc.dg/pr51957-1.h.jj 2012-01-23 14:06:56.491290757 +0100
+++ gcc/testsuite/gcc.dg/pr51957-1.h 2012-01-23 14:07:35.243060438 +0100
@@ -0,0 +1,9 @@
+union R { int c; union R *p; };
+extern union R *w[];
+typedef struct { int t; } T;
+typedef struct { void *u; } U;
+union R *fn1 (void);
+void fn2 (int, const char *, union R *);
+void fn3 (void);
+int fn4 (union R *);
+void foo (U *x);
--- gcc/testsuite/gcc.dg/pr51957-2.c.jj 2012-01-23 14:10:59.840862700 +0100
+++ gcc/testsuite/gcc.dg/pr51957-2.c 2012-01-23 14:10:52.870904033 +0100
@@ -0,0 +1,35 @@
+/* PR target/51957 */
+/* { dg-do compile } */
+/* { dg-options "-O0" } */
+
+#include "pr51957-1.h"
+
+union R *w[10];
+
+union R *
+fn1 (void)
+{
+ return (union R *) 0;
+}
+
+void
+fn2 (int x, const char *y, union R *z)
+{
+}
+
+void
+fn3 (void)
+{
+}
+
+int
+fn4 (union R *x)
+{
+ return 0;
+}
+
+int
+main ()
+{
+ return 0;
+}

21
gcc47-pr51968.patch Normal file
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@ -0,0 +1,21 @@
2012-01-23 Richard Henderson <rth@redhat.com>
PR target/51968
* config/arm/arm.c (neon_split_vcombine): Split into
NOTE_INSN_DELETED instead of nothing.
--- gcc/config/arm/arm.c
+++ gcc/config/arm/arm.c
@@ -20928,7 +20928,11 @@ neon_split_vcombine (rtx operands[3])
rtx destlo, desthi;
if (src1 == dest && src2 == dest + halfregs)
- return;
+ {
+ /* No-op move. Can't split to nothing; emit something. */
+ emit_note (NOTE_INSN_DELETED);
+ return;
+ }
/* Preserve register attributes for variable tracking. */
destlo = gen_rtx_REG_offset (operands[0], halfmode, dest, 0);

2
sources
View File

@ -1,2 +1,2 @@
2659f09c2e43ef8b7d4406321753f1b2 fastjar-0.97.tar.gz
9aa7323402e9680079c3f1d16bdc595f gcc-4.7.0-20120119.tar.bz2
c616ff4d911b6888dedf1d49df177e73 gcc-4.7.0-20120123.tar.bz2