mirror/gcc
2
0
Fork 0
mirror of git://gcc.gnu.org/git/gcc.git synced 2025-03-26 21:51:12 +08:00
Code Issues Packages Projects Releases Wiki Activity

md.texi (Machine Constraints): Refer to all files with paths relative to gcc directory (i.e.

Browse Source 
* doc/md.texi (Machine Constraints): Refer to all files with paths
	relative to gcc directory (i.e. config/CPU/file).  Add missing
	@table @code ... @end table to M32C subsection.

From-SVN: r111457
This commit is contained in:
Zack Weinberg 2006-02-26 19:32:37 +00:00
parent 1e41a98ca5
commit 74fe790bfd
2 changed files with 72 additions and 66 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

98
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2006-02-26 Zack Weinberg <zackw@panix.com>
* doc/md.texi (Machine Constraints): Refer to all files with paths
relative to gcc directory (i.e. config/CPU/file). Add missing
@table @code ... @end table to M32C subsection.
2006-02-26 Roger Sayle <roger@eyesopen.com>
* fold-const.c (fold_binary) <BIT_XOR_EXPR>: Fold (X & 1) ^ 1 as
@ -56,7 +62,7 @@
2006-02-24 Geoffrey Keating <geoffk@apple.com>
* doc/tm.texi (Run-time Target): Document C_COMMON_OVERRIDE_OPTIONS.
* doc/invoke.texi (C++ Dialect Options): Document
* doc/invoke.texi (C++ Dialect Options): Document
-fno-use-cxa-get-exception-ptr.
* configure.ac: Define DEFAULT_USE_CXA_ATEXIT to 2 not 1.
* configure: Regenerate.
@ -85,7 +91,7 @@
and NE_EXPR) from the ordering operators (LT_EXPR, GT_EXPR,
LE_EXPR and GE_EXPR), calling fold_comparison to perform the
transformations common to both.
(fold_div_compare): Fix latent bugs in the previously unreachable
(fold_div_compare): Fix latent bugs in the previously unreachable
LT_EXPR and GE_EXPR cases.
2006-02-24 David Edelsohn <edelsohn@gnu.org>
@ -139,7 +145,7 @@
* emit-rtl.c (immed_double_const): Cleanup.
2006-02-23 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/26376
* tree-ssa-structalias.c (find_func_aliases): Use get_id_for_tree,
remove assert.
@ -289,11 +295,11 @@
of loops surrounding the references from the callers, and initialize
DDR_SIZE_VECT to nb_loops. Use both base_addr_differ_p and
base_object_differ_p analyzers.
(analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
(analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
compute_overlap_steps_for_affine_1_2,
analyze_subscript_affine_affine): Count the classified dependences.
Print a message when a test failed.
(can_use_analyze_subscript_affine_affine): New.
(can_use_analyze_subscript_affine_affine): New.
(analyze_siv_subscript): Compute the data dependences on symbolic
scevs that verify can_use_analyze_subscript_affine_affine.
(chrec_steps_divide_constant_p): Returns true, false, or unknown.
@ -302,32 +308,32 @@
(analyze_overlapping_iterations): Let symbolic affine scevs to be
analyzed.
(subscript_dependence_tester): Moved...
(build_classic_dist_vector, build_classic_dir_vector): Don't use
(build_classic_dist_vector, build_classic_dir_vector): Don't use
lambda_vector_clear on newly allocated vectors. Get nb_loops from
DDR_SIZE_VECT instead of getting it in parameter.
(subscript_dependence_tester): ... here. Take as a parameter
(subscript_dependence_tester): ... here. Take as a parameter
loop_nest_depth. Call build_classic_dist_vector and
build_classic_dir_vector.
(compute_affine_dependence): Update subscript_dependence_tester
parameters. Update datadep_stats counters. Call
(compute_affine_dependence): Update subscript_dependence_tester
parameters. Update datadep_stats counters. Call
compute_subscript_distance.
(compute_self_dependence): Save the dist and dir vectors. Call
(compute_self_dependence): Save the dist and dir vectors. Call
compute_subscript_distance.
(ddr_p, DEF_VEC_P(ddr_p), DEF_VEC_ALLOC_P(ddr_p,heap)): Moved...
(compute_all_dependences): Reorder parameters as they were before
conversion to VEC. Pass nb_loops and loop_nest_depth. Don't call
compute_subscript_distance. Update the use of
compute_subscript_distance. Update the use of
compute_affine_dependence and initialize_data_dependence_relation.
(find_data_references_in_loop): Handle COMPONENT_REF.
(compute_data_dependences_for_loop): Initialize dependence_stats.
Don't call build_classic_dist_vector and build_classic_dir_vector.
Update the parameters of initialize_data_dependence_relation and
Update the parameters of initialize_data_dependence_relation and
compute_all_dependences. Print the statistics from datadep_stats.
(analyze_all_data_dependences): Static. Not used until the pass for
checking the data dependences is contributed.
* tree-data-ref.h (ddr_p, DEF_VEC_P(ddr_p),
DEF_VEC_ALLOC_P(ddr_p,heap)): ... here.
(initialize_data_dependence_relation, compute_affine_dependence,
(initialize_data_dependence_relation, compute_affine_dependence,
analyze_all_data_dependences, compute_subscript_distance): Removed.
(print_direction_vector): New.
* lambda.h (gcd): ... here.
@ -376,9 +382,9 @@
* tree-pass.h (PROP_tmt_usage): New property.
(TODO_update_tmt_usage): New todo.
* tree-ssa-alias.c (updating_used_alone): New variable.
(recalculate_used_alone): New function.
(recalculate_used_alone): New function.
(compute_may_aliases): Set updating_used_alone, call
recalculate_used_alone.
recalculate_used_alone.
* tree-sra.c (pass_sra): Note that this pass destroys
PROP_tmt_usage, and add TODO_update_tmt_usage.
* tree-ssa-forwprop.c (pass_forwprop): Ditto.
@ -389,7 +395,7 @@
* tree-ssa-operands.c (add_virtual_operand): Only append bare def
for clobber if used alone, and add assert to verify used_alone
status.
2006-02-20 Angel Nunez Mencias <anunez@de.ibm.com>
* config/s390/s390.c (legitimize_pic_address): Assertions checking
@ -411,7 +417,7 @@
that were configured. For all the other variables except
lang_specs_files, include all the languages in the tree.
* configure: Regenerate.
* Makefile.in (stmp-fixinc): Copy includes from the prev-gcc directory,
if there is one. Run the commands to run fixincludes in the same
subshell.
@ -729,7 +735,7 @@
PR middle-end/25600
* fold-const.c (fold_binary): Fold (X >> C) != 0 into X < 0 when
C is one less than the width of X (and related transformations).
* simplify_rtx.c (simplify_unary_operation_1): Transform
* simplify_rtx.c (simplify_unary_operation_1): Transform
(neg (lt x 0)) into either (ashiftrt X C) or (lshiftrt X C)
depending on STORE_FLAG_VALUE, were C is one less then the
width of X.
@ -737,7 +743,7 @@
2006-02-17 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/26341
* tree-ssa-operands.c (add_virtual_operand): Remove assert
* tree-ssa-operands.c (add_virtual_operand): Remove assert
about NAME_MEMORY_TAG's.
2006-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
@ -749,7 +755,7 @@
general and floating-point registers to the 32-bit pattern.
* pa.c (pa_secondary_reload): Don't abort if reload tries to find a
secondary reload to load a QI or HI mode constant into a floating
point register.
point register.
* pa32-regs.h (VALID_FP_MODE_P): Allow QImode and HImode.
* pa64-regs.h (VALID_FP_MODE_P): Likewise.
@ -798,7 +804,7 @@
PR rtl-optimization/25603
* reload.c (reg_inc_found_and_valid_p): New. Check REG_INC note.
(regno_clobbered_p): Use it. Reusing SETS argument for REG_INC case.
* reload1.c (choose_reload_regs): Added call of regno_clobbered_p
* reload1.c (choose_reload_regs): Added call of regno_clobbered_p
with new meaning of SETS.
2006-02-16 Joseph S. Myers <joseph@codesourcery.com>
@ -886,7 +892,7 @@
(add_virtual_operand): Here. Add offset, size, and for_clobber
arguments. Prune alias sets.
(add_call_clobber_ops): Call add_virtual_operand.
2006-02-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/26300
@ -998,7 +1004,7 @@
* params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Ditto.
* tree-ssa-structalias.c (create_variable_info_for): Use
MAX_FIELDS_FOR_FIELD_SENSITIVE.
2006-02-14 Zdenek Dvorak <dvorakz@suse.cz>
* doc/invoke.texi (-fprefetch-loop-arrays, -fprefetch-loop-arrays-rtl):
@ -1131,7 +1137,7 @@
2006-02-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
* doc/invoke.texi (-Write-strings): Document that it is enabled by
default.
default.
* c.opt (-Wwrite-strings): Declare variable warn_write_strings.
Clarify documentation.
* c-common.h (warn_write_strings): Remove.
@ -1289,13 +1295,13 @@
2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/26134
* fold-const.c (fold_indirect_ref_1): Fold
* fold-const.c (fold_indirect_ref_1): Fold
"*(foo *)&complexfoo" to "__real__ complexfoo"
and "((foo*)&complexfoo)[1]" to "__imag__ complexfoo".
2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
* tree-flow-inline.h (var_can_have_subvars):
* tree-flow-inline.h (var_can_have_subvars):
Volatile variables should not have subvariables.
2006-02-09 Diego Novillo <dnovillo@redhat.com>
@ -1324,7 +1330,7 @@
Do return slot optimization if we have an INIT_EXPR.
PR tree-opt/24365
* tree-inline.c (declare_return_variable): Also clear
* tree-inline.c (declare_return_variable): Also clear
DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case.
PR c++/16405
@ -1579,7 +1585,7 @@
2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
* sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
* sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
use of float in probability computations. Use edge probabilities
in place of statically computed probabilities.
(min_spec_prob): New static variable.
@ -1785,7 +1791,7 @@
(insert_aux): Move AGGREGATE_TYPE_P check here.
(compute_avail): Set bb local stmt uids.
(pass_pre): Use TODO_update_ssa_only_virtuals.
2006-02-06 Ben Elliston <bje@au.ibm.com>
* configure.ac: Unconditionally disable decimal float by default.
@ -1931,7 +1937,7 @@
* config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
"x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
* config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
* config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
* config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
and dxr fields.
(z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
(s390_rtx_costs): Use the new fields to calculate rtx costs.
@ -1943,41 +1949,41 @@
builtin define.
(LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
(LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
(HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
(HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
* config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
* config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
(FPR mode macro): Add TFmode.
(DSF mode macro): New.
(<de>, <dee> mode attributes): Removed.
(<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
"*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
"floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
"*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
"*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
"*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
"floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
"*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
"*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
"*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
"*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
"*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
"*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
"*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
"*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
"*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
"*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
"*negabs<mode>2", "sqrt<mode>2"):
Changed <de> to <xde>. R constraint replaced by <Rf>.
("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
<Rf>.
("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
("*movtf_64", "*movtf_31"): New insn definitions followed by 5
("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
("*movtf_64", "*movtf_31"): New insn definitions followed by 5
splitters.
("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
"extenddftf2", "extendsftf2"): New expanders.
("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
"*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
"*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
* config/s390/s390.opt (mlong-double-128, mlong-double-64):
New options.
* config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
* config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
* config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
__fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
__floatditf): Add a GCC_4.1.0 symbol version tag.
* doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document

40
gcc/doc/md.texi
View File

@ -1654,7 +1654,7 @@ However, here is a summary of the machine-dependent constraints
available on some particular machines.
@table @emph
@item ARM family---@file{arm.h}
@item ARM family---@file{config/arm/arm.h}
@table @code
@item f
Floating-point register
@ -1707,7 +1707,7 @@ A memory reference suitable for iWMMXt load/store instructions.
A memory reference suitable for the ARMv4 ldrsb instruction.
@end table
@item AVR family---@file{avr.h}
@item AVR family---@file{config/avr/avr.h}
@table @code
@item l
Registers from r0 to r15
@ -1770,7 +1770,7 @@ Constant integer 1
A floating point constant 0.0
@end table
@item CRX Architecture---@file{crx.h}
@item CRX Architecture---@file{config/crx/crx.h}
@table @code
@item b
@ -1801,7 +1801,7 @@ Constant that is one of -1, 4, -4, 7, 8, 12, 16, 20, 32, 48
Floating point constant that is legal for store immediate
@end table
@item PowerPC and IBM RS6000---@file{rs6000.h}
@item PowerPC and IBM RS6000---@file{config/rs6000/rs6000.h}
@table @code
@item b
Address base register
@ -1879,7 +1879,7 @@ Constant suitable as a 32-bit mask operand
System V Release 4 small data area reference
@end table
@item MorphoTech family---@file{mt.h}
@item MorphoTech family---@file{config/mt/mt.h}
@table @code
@item I
Constant for an arithmetic insn (16-bit signed integer).
@ -1908,7 +1908,7 @@ A 15-bit signed integer constant.
A positive 16-bit constant.
@end table
@item Intel 386---@file{i386.h}
@item Intel 386---@file{config/i386/i386.h}
@table @code
@item q
@samp{a}, @code{b}, @code{c}, or @code{d} register for the i386.
@ -1997,7 +1997,7 @@ Constant in range @minus{}2147483648 to 2147483647 or symbolic reference known t
Standard 80387 floating point constant
@end table
@item Intel IA-64---@file{ia64.h}
@item Intel IA-64---@file{config/ia64/ia64.h}
@table @code
@item a
General register @code{r0} to @code{r3} for @code{addl} instruction
@ -2060,7 +2060,7 @@ Integer constant in the range 1 to 4 for @code{shladd} instruction
Memory operand except postincrement and postdecrement
@end table
@item FRV---@file{frv.h}
@item FRV---@file{config/frv/frv.h}
@table @code
@item a
Register in the class @code{ACC_REGS} (@code{acc0} to @code{acc7}).
@ -2153,7 +2153,7 @@ range of 1 to 2047.
@end table
@item Blackfin family---@file{bfin.h}
@item Blackfin family---@file{config/bfin/bfin.h}
@table @code
@item a
P register
@ -2249,8 +2249,8 @@ An integer constant with all bits set except exactly one.
Any SYMBOL_REF.
@end table
@item M32C---@file{m32c.c}
@item M32C---@file{config/m32c/m32c.c}
@table @code
@item Rsp
@itemx Rfb
@itemx Rsb
@ -2376,9 +2376,9 @@ Memory addressed using the small base register ($sb).
@item S1
$r1h
@end table
@item MIPS---@file{mips.h}
@item MIPS---@file{config/mips/mips.h}
@table @code
@item d
General-purpose integer register
@ -2442,7 +2442,7 @@ Memory reference in external OSF/rose PIC format
(@samp{m} is preferable for @code{asm} statements)
@end table
@item Motorola 680x0---@file{m68k.h}
@item Motorola 680x0---@file{config/m68k/m68k.h}
@table @code
@item a
Address register
@ -2472,7 +2472,7 @@ Signed number whose magnitude is greater than 0x100
Floating point constant that is not a 68881 constant
@end table
@item Motorola 68HC11 & 68HC12 families---@file{m68hc11.h}
@item Motorola 68HC11 & 68HC12 families---@file{config/m68hc11/m68hc11.h}
@table @code
@item a
Register `a'
@ -2531,7 +2531,7 @@ Constants in the range @minus{}8 to 2
@end table
@need 1000
@item SPARC---@file{sparc.h}
@item SPARC---@file{config/sparc/sparc.h}
@table @code
@item f
Floating-point register on the SPARC-V8 architecture and
@ -2615,7 +2615,7 @@ Vector zero
@end table
@item TMS320C3x/C4x---@file{c4x.h}
@item TMS320C3x/C4x---@file{config/c4x/c4x.h}
@table @code
@item a
Auxiliary (address) register (ar0-ar7)
@ -2697,7 +2697,7 @@ Symbolic address
@end table
@item S/390 and zSeries---@file{s390.h}
@item S/390 and zSeries---@file{config/s390/s390.h}
@table @code
@item a
Address register (general purpose register except r0)
@ -2770,7 +2770,7 @@ Shift count operand.
@end table
@item Xstormy16---@file{stormy16.h}
@item Xstormy16---@file{config/stormy16/stormy16.h}
@table @code
@item a
Register r0.
@ -2840,7 +2840,7 @@ The constant 0.
@end table
@item Xtensa---@file{xtensa.h}
@item Xtensa---@file{config/xtensa/xtensa.h}
@table @code
@item a
General-purpose 32-bit register