Author: pfg
Date: Mon Dec 30 02:52:43 2013
New Revision: 260073
URL: http://svnweb.freebsd.org/changeset/base/260073
Log:
gcc: small diff reduction wrt gcc43 and Apple GCC.
Obtained from: gcc 4.3 (rev. 121464, 122528, 124106; GPLv2)
MFC after: 3 weeks
Modified:
head/contrib/gcc/ChangeLog.gcc43
head/contrib/gcc/cp/ChangeLog
head/contrib/gcc/cp/g++spec.c
head/contrib/gcc/libgcc2.c
head/contrib/gcc/libgcc2.h
head/contrib/gcc/loop-init.c
head/contrib/gcc/toplev.c
head/contrib/gcc/tree-ssa-address.c
Modified: head/contrib/gcc/ChangeLog.gcc43
==============================================================================
--- head/contrib/gcc/ChangeLog.gcc43 Mon Dec 30 02:19:48 2013
(r260072)
+++ head/contrib/gcc/ChangeLog.gcc43 Mon Dec 30 02:52:43 2013
(r260073)
@@ -156,6 +156,15 @@
* reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
+2007-04-24 Richard Henderson <r...@redhat.com> (r124106)
+
+ * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
+ IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
+ * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
+ looking for non-zero bits shifted out. Avoid a recursive call
+ when constructing the scalar.
+ (__floatundisf): Likewise.
+
2007-04-16 Lawrence Crowl <cr...@google.com> (r123909)
* doc/invoke.texi (Debugging Options): Add documentation for the
@@ -248,6 +257,11 @@
* tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
the *_DIV_EXPR codes correctly with overflow infinities.
+2007-03-04 Zdenek Dvorak <dvor...@suse.cz> (r122528)
+
+ * tree-ssa-address.c (create_mem_ref): Do not put an expression
+ containing a cast to the base of TARGET_MEM_REF.
+
2007-02-09 Dwarakanath Rajagopal <dwarak.rajago...@amd.com> (r121763)
* config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
@@ -424,6 +438,11 @@
and amdfam10.
* doc/extend.texi: Add documentation for SSE4A builtins.
+2007-02-01 Zdenek Dvorak <dvor...@suse.cz> (r121464)
+
+ * toplev.c (lang_dependent_init): Call init_set_costs.
+ * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
+
2007-01-24 Jakub Jelinek <ja...@redhat.com> (r121140)
* config/i386/i386.h (x86_cmpxchg16b): Remove const.
Modified: head/contrib/gcc/cp/ChangeLog
==============================================================================
--- head/contrib/gcc/cp/ChangeLog Mon Dec 30 02:19:48 2013
(r260072)
+++ head/contrib/gcc/cp/ChangeLog Mon Dec 30 02:52:43 2013
(r260073)
@@ -314,6 +314,12 @@
PR c++/30895
* tree.c (cp_tree_equal): Properly handle COMPLEX_CST trees.
+2007-03-02 Geoffrey Keating <geo...@apple.com> (r122488)
+
+ * g++spec.c (lang_specific_driver): Add -lstdc++ when compiling
+ Objective-C++. Don't exit early if -shared-libgcc needs to be
+ added.
+
2007-02-22 Simon Martin <simar...@users.sourceforge.net>
PR c++/29475
Modified: head/contrib/gcc/cp/g++spec.c
==============================================================================
--- head/contrib/gcc/cp/g++spec.c Mon Dec 30 02:19:48 2013
(r260072)
+++ head/contrib/gcc/cp/g++spec.c Mon Dec 30 02:52:43 2013
(r260073)
@@ -159,11 +159,19 @@ lang_specific_driver (int *in_argc, cons
arg = "";
if (library == 0
&& (strcmp (arg, "c++") == 0
- || strcmp (arg, "c++-cpp-output") == 0))
+ || strcmp (arg, "c++-cpp-output") == 0
+ || strcmp (arg, "objective-c++") == 0
+ || strcmp (arg, "objective-c++-cpp-output") == 0))
library = 1;
saw_speclang = 1;
}
+ else if (strcmp (argv[i], "-ObjC++") == 0)
+ {
+ if (library == 0)
+ library = 1;
+ saw_speclang = 1;
+ }
/* Arguments that go directly to the linker might be .o files,
or something, and so might cause libstdc++ to be needed. */
else if (strcmp (argv[i], "-Xlinker") == 0)
@@ -237,13 +245,6 @@ lang_specific_driver (int *in_argc, cons
if (quote)
fatal ("argument to '%s' missing\n", quote);
- /* If we know we don't have to do anything, bail now. */
- if (! added && library <= 0)
- {
- free (args);
- return;
- }
-
/* There's no point adding -shared-libgcc if we don't have a shared
libgcc. */
#ifndef ENABLE_SHARED_LIBGCC
Modified: head/contrib/gcc/libgcc2.c
==============================================================================
--- head/contrib/gcc/libgcc2.c Mon Dec 30 02:19:48 2013 (r260072)
+++ head/contrib/gcc/libgcc2.c Mon Dec 30 02:52:43 2013 (r260073)
@@ -1420,11 +1420,7 @@ __floatunditf (UDWtype u)
#define F_MODE_OK(SIZE) \
(SIZE < DI_SIZE \
&& SIZE > (DI_SIZE - SIZE + FSSIZE) \
- /* Don't use IBM Extended Double TFmode for TI->SF calculations. \
- The conversion from long double to float suffers from double \
- rounding, because we convert via double. In any case, the \
- fallback code is faster. */ \
- && !IS_IBM_EXTENDED (SIZE))
+ && !AVOID_FP_TYPE_CONVERSION(SIZE))
#if defined(L_floatdisf)
#define FUNC __floatdisf
#define FSTYPE SFtype
@@ -1515,13 +1511,21 @@ FUNC (DWtype u)
hi = u >> shift;
/* If we lost any nonzero bits, set the lsb to ensure correct rounding. */
- if (u & (((DWtype)1 << shift) - 1))
+ if ((UWtype)u << (W_TYPE_SIZE - shift))
hi |= 1;
/* Convert the one word of data, and rescale. */
- FSTYPE f = hi;
- f *= (UDWtype)1 << shift;
- return f;
+ FSTYPE f = hi, e;
+ if (shift == W_TYPE_SIZE)
+ e = Wtype_MAXp1_F;
+ /* The following two cases could be merged if we knew that the target
+ supported a native unsigned->float conversion. More often, we only
+ have a signed conversion, and have to add extra fixup code. */
+ else if (shift == W_TYPE_SIZE - 1)
+ e = Wtype_MAXp1_F / 2;
+ else
+ e = (Wtype)1 << shift;
+ return f * e;
#endif
}
#endif
@@ -1532,11 +1536,7 @@ FUNC (DWtype u)
#define F_MODE_OK(SIZE) \
(SIZE < DI_SIZE \
&& SIZE > (DI_SIZE - SIZE + FSSIZE) \
- /* Don't use IBM Extended Double TFmode for TI->SF calculations. \
- The conversion from long double to float suffers from double \
- rounding, because we convert via double. In any case, the \
- fallback code is faster. */ \
- && !IS_IBM_EXTENDED (SIZE))
+ && !AVOID_FP_TYPE_CONVERSION(SIZE))
#if defined(L_floatundisf)
#define FUNC __floatundisf
#define FSTYPE SFtype
@@ -1620,13 +1620,21 @@ FUNC (UDWtype u)
hi = u >> shift;
/* If we lost any nonzero bits, set the lsb to ensure correct rounding. */
- if (u & (((UDWtype)1 << shift) - 1))
+ if ((UWtype)u << (W_TYPE_SIZE - shift))
hi |= 1;
/* Convert the one word of data, and rescale. */
- FSTYPE f = hi;
- f *= (UDWtype)1 << shift;
- return f;
+ FSTYPE f = hi, e;
+ if (shift == W_TYPE_SIZE)
+ e = Wtype_MAXp1_F;
+ /* The following two cases could be merged if we knew that the target
+ supported a native unsigned->float conversion. More often, we only
+ have a signed conversion, and have to add extra fixup code. */
+ else if (shift == W_TYPE_SIZE - 1)
+ e = Wtype_MAXp1_F / 2;
+ else
+ e = (Wtype)1 << shift;
+ return f * e;
#endif
}
#endif
Modified: head/contrib/gcc/libgcc2.h
==============================================================================
--- head/contrib/gcc/libgcc2.h Mon Dec 30 02:19:48 2013 (r260072)
+++ head/contrib/gcc/libgcc2.h Mon Dec 30 02:52:43 2013 (r260073)
@@ -119,10 +119,16 @@ extern short int __get_eh_table_version
/* FIXME: This #ifdef probably should be removed, ie. enable the test
for mips too. */
+/* Don't use IBM Extended Double TFmode for TI->SF calculations.
+ The conversion from long double to float suffers from double
+ rounding, because we convert via double. In other cases, going
+ through the software fp routines is much slower than the fallback. */
#ifdef __powerpc__
-#define IS_IBM_EXTENDED(SIZE) (SIZE == 106)
+#define AVOID_FP_TYPE_CONVERSION(SIZE) (SIZE == 106)
+#elif defined(WIDEST_HARDWARE_FP_SIZE)
+#define AVOID_FP_TYPE_CONVERSION(SIZE) (SIZE > WIDEST_HARDWARE_FP_SIZE)
#else
-#define IS_IBM_EXTENDED(SIZE) 0
+#define AVOID_FP_TYPE_CONVERSION(SIZE) 0
#endif
/* In the first part of this file, we are interfacing to calls generated
Modified: head/contrib/gcc/loop-init.c
==============================================================================
--- head/contrib/gcc/loop-init.c Mon Dec 30 02:19:48 2013
(r260072)
+++ head/contrib/gcc/loop-init.c Mon Dec 30 02:52:43 2013
(r260073)
@@ -43,13 +43,6 @@ loop_optimizer_init (unsigned flags)
struct loops *loops = XCNEW (struct loops);
edge e;
edge_iterator ei;
- static bool first_time = true;
-
- if (first_time)
- {
- first_time = false;
- init_set_costs ();
- }
/* Avoid annoying special cases of edges going to exit
block. */
Modified: head/contrib/gcc/toplev.c
==============================================================================
--- head/contrib/gcc/toplev.c Mon Dec 30 02:19:48 2013 (r260072)
+++ head/contrib/gcc/toplev.c Mon Dec 30 02:52:43 2013 (r260073)
@@ -1948,6 +1948,11 @@ lang_dependent_init (const char *name)
provide a dummy function context for them. */
init_dummy_function_start ();
init_expr_once ();
+
+ /* Although the actions of init_set_costs are language-independent,
+ it uses optabs, so we cannot call it from backend_init. */
+ init_set_costs ();
+
expand_dummy_function_end ();
/* If dbx symbol table desired, initialize writing it and output the
Modified: head/contrib/gcc/tree-ssa-address.c
==============================================================================
--- head/contrib/gcc/tree-ssa-address.c Mon Dec 30 02:19:48 2013
(r260072)
+++ head/contrib/gcc/tree-ssa-address.c Mon Dec 30 02:52:43 2013
(r260073)
@@ -569,7 +569,7 @@ create_mem_ref (block_stmt_iterator *bsi
struct affine_tree_combination *addr)
{
tree mem_ref, tmp;
- tree addr_type = build_pointer_type (type), atype;
+ tree atype;
struct mem_address parts;
addr_to_parts (addr, &parts);
@@ -597,18 +597,23 @@ create_mem_ref (block_stmt_iterator *bsi
if (parts.symbol)
{
- tmp = fold_convert (addr_type,
- build_addr (parts.symbol, current_function_decl));
+ tmp = build_addr (parts.symbol, current_function_decl);
+ gcc_assert (is_gimple_val (tmp));
/* Add the symbol to base, eventually forcing it to register. */
if (parts.base)
{
+ gcc_assert (TREE_TYPE (parts.base) == sizetype);
+
if (parts.index)
- parts.base = force_gimple_operand_bsi (bsi,
- fold_build2 (PLUS_EXPR, addr_type,
- fold_convert (addr_type, parts.base),
+ {
+ atype = TREE_TYPE (tmp);
+ parts.base = force_gimple_operand_bsi (bsi,
+ fold_build2 (PLUS_EXPR, atype,
+ fold_convert (atype, parts.base),
tmp),
true, NULL_TREE);
+ }
else
{
parts.index = parts.base;
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