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2004-01-15builtins.c (expand_builtin_va_end): Don't use EXPAND_BUILTIN_VA_END.Kazu Hirata1-5/+0
* builtins.c (expand_builtin_va_end): Don't use EXPAND_BUILTIN_VA_END. * system.h (EXPAND_BUILTIN_VA_END): Poison. * config/d30v/d30v.h: Remove a commented-out definition of EXPAND_BUILTIN_VA_END. * config/stormy16/stormy16.h: Likewise. From-SVN: r75906
2004-01-14builtins.c (std_expand_builtin_va_arg): Align operand when needed.Jan Hubicka1-0/+22
* builtins.c (std_expand_builtin_va_arg): Align operand when needed. * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic functions accepting SSE arguments (function_arg): Warn only when asked to warn. * i386.h (ix86_args): Add warn_sse/warn_mmx fiels. From-SVN: r75892
2004-01-13builtins.c (expand_builtin_expect_jump): Simplify logic.Roger Sayle1-44/+52
* builtins.c (expand_builtin_expect_jump): Simplify logic. Handle conditional jumps that drop through to unconditional jumps or the end of the sequence. From-SVN: r75780
2004-01-11Update Copyright year.Jakub Jelinek1-1/+1
From-SVN: r75685
2004-01-11re PR middle-end/13392 (ICE in convert_from_eh_region_ranges_1, at ↵Jakub Jelinek1-35/+11
except.c:1133) PR middle-end/13392 * builtins.c (expand_builtin_expect_jump): Handle conditional jumps to drop through label. Don't fall back to SCC even when conditional jump has not been found. * g++.dg/opt/expect2.C: New test. From-SVN: r75684
2004-01-06alias.c: Fix comment typos.Kazu Hirata1-1/+1
* alias.c: Fix comment typos. * builtins.c: Likewise. * cfg.c: Likewise. * df.c: Likewise. * dominance.c: Likewise. * dwarf2out.c: Likewise. * emit-rtl.c: Likewise. * expr.c: Likewise. * final.c: Likewise. * fold-const.c: Likewise. * gcse.c: Likewise. * genattrtab.c: Likewise. * genrecog.c: Likewise. * gensupport.c: Likewise. * ggc-zone.c: Likewise. * integrate.c: Likewise. * local-alloc.c: Likewise. * loop.c: Likewise. * recog.c: Likewise. * regmove.c: Likewise. * reg-stack.c: Likewise. * reorg.c: Likewise. * rtlanal.c: Likewise. * rtl.h: Likewise. * sched-ebb.c: Likewise. * simplify-rtx.c: Likewise. * toplev.c: Likewise. * varasm.c: Likewise. From-SVN: r75475
2004-01-01builtins.c (expand_builtin_apply_args_1): Call force_operand on ↵Hans-Peter Nilsson1-2/+5
plus_constant result. * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]: Call force_operand on plus_constant result. From-SVN: r75306
2003-12-30builtins.c (expand_builtin_apply_args_1): Fix typo in previous change.Nathan Sidwell1-1/+1
* builtins.c (expand_builtin_apply_args_1): Fix typo in previous change. From-SVN: r75234
2003-12-29builtins.c (expand_builtin_apply_args_1): Add pretend args size to the ↵Nathan Sidwell1-5/+9
virtual incoming args pointer for downward stacks. * builtins.c (expand_builtin_apply_args_1): Add pretend args size to the virtual incoming args pointer for downward stacks. From-SVN: r75207
2003-12-19re PR c++/13239 (Assertion does not seem to work correctly anymore)Jakub Jelinek1-0/+8
PR c++/13239 * builtins.c (expand_builtin_expect_jump): Update TREE_VALUE (arglist) if unsave_expr_now langhook created a new tree. * g++.dg/opt/expect1.C: New test. From-SVN: r74832
2003-12-05re PR middle-end/11151 (__builtin_return(__builtin_apply(...)) gives wrong ↵Eric Botcazou1-1/+1
result) PR middle-end/11151 * function.h (struct function): New field 'x_naked_return_label'. * function.c (free_after_compilation): Set it to NULL. (expand_function_end): Emit 'naked_return_label' if it exists. * rtl.h (expand_naked_return): Declare. * stmt.c (expand_naked_return): New function to generate a jump to 'naked_return_label'. * builtins.c (expand_builtin_return): Call expand_naked_return instead of expand_null_return. * config/sparc/sparc.md (untyped_return): Likewise. From-SVN: r74312
2003-12-01builtins.c (expand_builtin_longjmp): Added two memory clobbers.Andreas Krebbel1-0/+7
2003-12-01 Andreas Krebbel <krebbel1@de.ibm.com> * builtins.c (expand_builtin_longjmp): Added two memory clobbers. From-SVN: r74108
2003-11-27re PR middle-end/8028 (__builtin_apply() passes wrong arguments)Eric Botcazou1-6/+10
PR middle-end/8028 PR middle-end/9890 PR middle-end/11151 PR middle-end/12210 PR middle-end/12503 PR middle-end/12692 * builtins.c (expand_builtin_apply): Use virtual_outgoing_args_rtx as the base address to copy the memory arguments to. From-SVN: r73976
2003-11-06builtins.c (simplify_builtin_strrchr, [...]): Add missing casts.Jan Hubicka1-4/+8
* builtins.c (simplify_builtin_strrchr, simplify_builtin_strpbrk): Add missing casts. From-SVN: r73296
2003-10-29builtins.c (std_build_builtin_va_list): New.Richard Henderson1-0/+8
* builtins.c (std_build_builtin_va_list): New. * expr.h (std_build_builtin_va_list): Declare. * defaults.h (BUILD_VA_LIST_TYPE): New. * system.h (BUILD_VA_LIST_TYPE): Poison. * target-def.h (TARGET_BUILD_BUILTIN_VA_LIST): New. * target.h (struct gcc_target): Add build_builtin_va_list. * tree.c (build_common_tree_nodes_2): Use it. * config/alpha/alpha-protos.h, config/alpha/alpha.c, config/alpha/alpha.h, config/alpha/unicosmk.h, config/d30v/d30v-protos.h, config/d30v/d30v.c, config/d30v/d30v.h, config/i386/i386-protos.h, config/i386/i386.c, config/i386/i386.h, config/i860/i860-protos.h, config/i860/i860.c, config/i860/i860.h, config/i960/i960-protos.h, config/i960/i960.c, config/i960/i960.h, config/mips/iris6.h, config/mips/mips-protos.h, config/mips/mips.c, config/mips/mips.h, config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390-protos.h, config/s390/s390.c, config/s390/s390.h, config/sh/sh-protos.h, config/sh/sh.c, config/sh/sh.h, config/xtensa/xtensa-protos.h, config/xtensa/xtensa.c, config/xtensa/xtensa.h: Rename foo_build_va_list to foo_build_builtin_va_list; make it static. Define TARGET_BUILD_BUILTIN_VA_LIST. Remove BUILD_VA_LIST_TYPE. Update protos. * config/i386/i386.c (ix86_expand_carry_flag_compare): Make static. * config/iq2000/iq2000.h (BUILD_VA_LIST_TYPE): Remove. From-SVN: r73076
2003-10-16builtins.c (fold_builtin_memcpy, [...]): New functions.Roger Sayle1-14/+300
* builtins.c (fold_builtin_memcpy, fold_builtin_mempcpy, fold_builtin_memmove, fold_builtin_strcpy, fold_builtin_strncpy, fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp): New functions. (expand_builtin_memcpy): Use integer_zerop instead of testing host_integerp and tree_low_cst directly. Move misapplied hunk for optimization wher SRC and DEST point to the same location. (expand_builtin_mempcpy): From here. (expand_builtin_memmove): Use integer_zerop instead of testing host_integerp and tree_low_cst_directly. (expand_builtin_memset): Likewise. (expand_builtin_memcmp): Likewise (and for integer_onep). (expand_builtin_strncmp): Likewise. (fold_builtin): Call the appropriate fold_builtin_foo functions to optimize memcpy, mempcpy, memmove, strcpy, strncpy, memcmp, strcmp and strncmp. From-SVN: r72547
2003-10-11builtins.c (expand_builtin_strcmp): Defend against the possibility that ↵Roger Sayle1-24/+52
gen_cmpstrsi may fail... * builtins.c (expand_builtin_strcmp): Defend against the possibility that gen_cmpstrsi may fail: Stabilize the argument list against re-evaluation and expand the library call directly using this saved argument list if a cmpstrsi sequence can't be generated. (expand_builtin_strncmp): Likewise. * config/i386/i386.md (cmpstrsi, movstrsi): Disable with -Os. * gcc.c-torture/execute/string-opt-8.c: Don't test optimizations that inline strncmp as cmpstrsi on i386 when compiled with -Os. From-SVN: r72380
2003-10-11builtins.c (expand_builtin_memcpy): Optimize case when the two pointer ↵Roger Sayle1-5/+69
arguments are the equal... * builtins.c (expand_builtin_memcpy): Optimize case when the two pointer arguments are the equal, non-volatile and side-effect free. (expand_builtin_mempcpy): Likewise. (expand_builtin_memmove): Likewise. (expand_builtin_strcpy): Likewise. (expand_builtin_memcmp): Likewise. (expand_builtin_strcmp): Likewise. (expand_builtin_strncmp): Likewise. * gcc.c-torture/execute/string-opt-18.c: New testcase. From-SVN: r72335
2003-10-11builtins.c (builtin_mathfn_code): Generalize to check whether the call is to ↵Roger Sayle1-24/+46
any built-in function by comparing... * builtins.c (builtin_mathfn_code): Generalize to check whether the call is to any built-in function by comparing the call's argument list against the builtin decl's function type. From-SVN: r72327
2003-10-07* libfuncs.h (LTI_extendsfdf2, LTI_extendsfxf2, LTI_extendsftf2)Zack Weinberg1-1/+1
(LTI_extenddfxf2, LTI_extenddftf2, LTI_truncdfsf2, LTI_truncxfsf2) (LTI_trunctfsf2, LTI_truncxfdf2, LTI_trunctfdf2, LTI_floatsisf) (LTI_floatdisf, LTI_floattisf, LTI_floatsidf, LTI_floatdidf) (LTI_floattidf, LTI_floatsixf, LTI_floatdixf, LTI_floattixf) (LTI_floatsitf, LTI_floatditf, LTI_floattitf, LTI_fixsfsi, LTI_fixsfdi) (LTI_fixsfti, LTI_fixdfsi, LTI_fixdfdi, LTI_fixdfti, LTI_fixxfsi) (LTI_fixxfdi, LTI_fixxfti, LTI_fixtfsi, LTI_fixtfdi, LTI_fixtfti) (LTI_fixunssfsi, LTI_fixunssfdi, LTI_fixunssfti, LTI_fixunsdfsi) (LTI_fixunsdfdi, LTI_fixunsdfti, LTI_fixunsxfsi, LTI_fixunsxfdi) (LTI_fixunsxfti, LTI_fixunstfsi, LTI_fixunstfdi, LTI_fixunstfti) (extendsfdf2_libfunc, extendsfxf2_libfunc, extendsftf2_libfunc) (extenddfxf2_libfunc, extenddftf2_libfunc, truncdfsf2_libfunc) (truncxfsf2_libfunc, trunctfsf2_libfunc, truncxfdf2_libfunc) (trunctfdf2_libfunc, floatsisf_libfunc, floatdisf_libfunc) (floattisf_libfunc, floatsidf_libfunc, floatdidf_libfunc) (floattidf_libfunc, floatsixf_libfunc, floatdixf_libfunc) (floattixf_libfunc, floatsitf_libfunc, floatditf_libfunc) (floattitf_libfunc, fixsfsi_libfunc, fixsfdi_libfunc, fixsfti_libfunc) (fixdfsi_libfunc, fixdfdi_libfunc, fixdfti_libfunc, fixxfsi_libfunc) (fixxfdi_libfunc, fixxfti_libfunc, fixtfsi_libfunc, fixtfdi_libfunc) (fixtfti_libfunc, fixunssfsi_libfunc, fixunssfdi_libfunc) (fixunssfti_libfunc, fixunsdfsi_libfunc, fixunsdfdi_libfunc) (fixunsdfti_libfunc, fixunsxfsi_libfunc, fixunsxfdi_libfunc) (fixunsxfti_libfunc, fixunstfsi_libfunc, fixunstfdi_libfunc) (fixunstfti_libfunc): Delete. * optabs.h (struct optab_handlers): Break out of struct optab. (struct convert_optab, convert_optab, enum convert_optab_index, convert_optab_table, sext_optab, zext_optab, trunc_optab, sfix_optab, ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab, ufloat_optab): New. (set_conv_libfunc): Prototype. (GEN_FCN): Use C90 indirect call syntax, remove unnecessary cast. (trunc_optab): Renamed btrunc_optab. * builtins.c (expand_builtin_mathfn): Update to match. * optabs.c (extendtab, fixtab, fixtrunctab, floattab): Delete. (convert_optab_table, new_convert_optab, init_convert_optab) (init_interclass_conv_libfuncs, init_intraclass_conv_libfuncs) (set_conv_libfunc): New. (can_extend_p, gen_extend_insn, can_fix_p, can_float_p) (expand_float, expand_fix): Use new conversion optabs, not old insn code tables or long chains of ifs. (init_optabs): No need to clear old insn code tables. Initialize the new optabs, not the old libfunc array entries. Don't handle FIXUNS_TRUNC_LIKE_FIX_TRUNC here. * genopinit.c: Initialize conversion optabs, not the former insn code tables. Remove unnecessary casts. Handle FIXUNS_TRUNC_LIKE_FIX_TRUNC here. * expr.c (convert_move): Remove redundant check that to_real==from_real. Use the conversion optabs instead of long chains of tests of modes. Move partial-integer-mode interconversion above all integer conversion. Do not recurse on a value forced into a register in the original mode. * config/gofast.h, config/frv/frv.c, config/ia64/ia64.c * config/mips/mips.c, config/pa/pa.c, config/rs6000/rs6000.c * config/sparc/sparc.c: Use set_conv_libfunc to adjust entries in new conversion optabs; do not reference the old libfunc array entries. No need to include libfuncs.h. From-SVN: r72178
2003-10-02target.h (init_libfuncs): New hook.Zack Weinberg1-7/+0
* target.h (init_libfuncs): New hook. * target-def.h: Default TARGET_INIT_BUILTINS and TARGET_INIT_LIBFUNCS to hook_void_void. Add TARGET_INIT_LIBFUNCS to TARGET_INITIALIZER. * builtins.c (default_init_builtins): Delete. * expr.h (default_init_builtins): Delete prototype. * doc/tm.texi: Document TARGET_INIT_LIBFUNCS and US_SOFTWARE_GOFAST. Tweak documentation of TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL. Remove documentation of INIT_TARGET_OPTABS, MULSI3_LIBCALL, DIVSI3_LIBCALL, UDIVSI3_LIBCALL, MODSI3_LIBCALL, UMODSI3_LIBCALL, MULDI3_LIBCALL, DIVDI3_LIBCALL, UDIVDI3_LIBCALL, MODDI3_LIBCALL, and UMODDI3_LIBCALL, * Makefile.in (optabs.o): Depends on target.h. * defaults.h: Provide default for FLOAT_LIB_COMPARE_RETURNS_BOOL. * optabs.c: Include target.h. (prepare_float_lib_cmp): No need for #ifdef around use of FLOAT_LIB_COMPARE_RETURNS_BOOL. (set_optab_libfunc): New function. (init_optabs): Delete use of all *_LIBCALL defines. Call targetm.init_libfuncs not INIT_TARGET_OPTABS. * optabs.h: Prototype set_optab_libfunc. * config.gcc: Remove all references to pa/long_double.h, ia64/hpux_longdouble.h, and gofast.h. (mips-*-*): When --enable-gofast, just add US_SOFTWARE_GOFAST to tm_defines; don't set INIT_SUBTARGET_OPTABS or change tm_file. * config/alpha/alpha.c, config/c4x/c4x.c, config/cris/cris.c * config/frv/frv.c, config/h8300/h8300.c, config/i860/i860.c * config/ia64/ia64.c, config/ip2k/ip2k.c, config/m68hc11/m68hc11.c * config/mips/mips.c, config/pa/pa.c, config/rs6000/rs6000.c * config/sparc/sparc.c, config/vax/vax.c: Provide a definition for TARGET_INIT_LIBFUNCS. Where necessary, include optabs.h, libfuncs.h, and/or config/gofast.h. * config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.h * config/avr/avr.h, config/cris/cris.h, config/frv/frv.h * config/h8300/h8300.h, config/i860/i860.h, config/ip2k/ip2k.h * config/iq2000/iq2000.h, config/m68hc11/m68hc11.h, config/mips/mips.h * config/rs6000/aix.h, config/rs6000/sysv4.h, config/sparc/elf.h * config/sparc/lite.h, config/sparc/netbsd-elf.h, config/sparc/sol2.h * config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h * config/vax/elf.h: Don't define or use INIT_TARGET_OPTABS, INIT_SUBTARGET_OPTABS, or any *_LIBCALL macros. * config/ia64/hpux.h: Redefine INTEL_EXTENDED_IEEE_FORMAT to 0. Set TARGET_INIT_LIBFUNCS and FLOAT_LIB_COMPARE_RETURNS_BOOL here. * config/pa/pa-hpux.h: Define LONG_DOUBLE_TYPE_SIZE, HPUX_LONG_DOUBLE_LIBRARY, and FLOAT_LIB_COMPARE_RETURNS_BOOL here. * config/ia64/hpux_longdouble.h, config/pa/long_double.h: Delete. * config/rs6000/xcoff.h: Don't define RS6000_ITRUNC nor RS6000_UITRUNC. * config/sparc/sparc.h: Default SUN_CONVERSION_LIBFUNCS and SUN_INTEGER_MULTIPLY_64 to 0. * config/sparc/sol2.h: Redefine SUN_CONVERSION_LIBFUNCS and SUN_INTEGER_MULTIPLY_64 to 1. * config/sparc/elf.h: Redefine SUN_CONVERSION_LIBFUNCS and SUN_INTEGER_MULTIPLY_64 to 0. * config/sparc/lite.h, config/sparc/liteelf.h, config/sparc/sp86x-elf.h: Define US_SOFTWARE_GOFAST. * config/vax/vax.h: Default TARGET_ELF to 0. * config/vax/elf.h: Redefine TARGET_ELF to 1. * config/gofast.h: Don't define any macros here. Provide one static function, gofast_maybe_init_libfuncs, which does what INIT_GOFAST_LIBFUNCS used to do but only if US_SOFTWARE_GOFAST is already defined. Do not clear negation libfuncs. Do not mess with HFmode, XFmode, or TFmode libfuncs. * config/avr/avr.c (avr_init_once): #if 0 out; mark FIXME. From-SVN: r72009
2003-09-18re PR target/11184 ([ia64 hpux] ICE on __builtin_apply building libobjc)Mark Mitchell1-73/+20
PR target/11184 * builtins.c (expand_builtin_apply): Use convert_memory_address before returning the value. * alias.c (find_base_value): Simplify use of convert_memory_address. (find_base_term): Likewise. * builtins.c (expand_builtin_stejmp_setup): Likewise. (expand_builtin_longjmp): Likewise. (expand_builtin_prefetch): Likewise. (get_memory_rtx): Likewise. (expand_builtin_return): Likewise. (expand_builtin_memcpy): Likewise. (expand_builtin_strncpy): Likewise. (expand_builtin_memset): Likewise. (expand_builtin_va_arg): Likewise. (expand_builtin_va_copy): Likewise. (expand_builtin_alloca): Likewise. * calls.c (expand_call): Likewise. * except.c (expand_builtin_extract_return_addr): Likewise. (expand_builtin_eh_return): Likewise. * explow.c (convert_memory_address): Define even when POINTER_EXTEND_UNSIGNED is not defined. Do nothing if the address is already in the right mode. * explow.c (memory_address): Simplify use of convert_memory_address. (probe_stack_range): Likewise. * expmed.c (make_tree): Likewise. * expr.c (emit_block_move_in_libcall): Likewise. (expand_assignment): Likewise. (expand_expr): Likewise. * function.c (assign_parms): Likewise. (expand_function_end): Likewise. * integrate.c (copy_rtx_and_substitute): Likewise. * stmt.c (expand_computed_goto): Likewise. PR target/11184 * gcc.dg/builtin-apply1.c: New test. From-SVN: r71539
2003-09-11builtins.c (fold_builtin_logarithm): if N can't be truncated to MODE exactly...Kaveh R. Ghazi1-5/+10
* builtins.c (fold_builtin_logarithm): if N can't be truncated to MODE exactly, then only convert logN(N) -> 1.0 if flag_unsafe_math_optimizations is set. From-SVN: r71322
2003-09-11builtins.c (builtin_dconsts_init, [...]): Delete.Kaveh R. Ghazi1-28/+0
* builtins.c (builtin_dconsts_init, dconstpi, dconste, init_builtin_dconsts): Delete. * emit-rtl.c (dconstpi, dconste): Define. (init_emit_once): Initialize dconstpi & dconste. * real.h (dconstpi, dconste): Declare. From-SVN: r71320
2003-09-09builtins.c (real_dconstp, [...]): New, split out from fold_builtin.Kaveh R. Ghazi1-98/+234
* builtins.c (real_dconstp, fold_builtin_logarithm, fold_builtin_exponent): New, split out from fold_builtin. Also generalize to add log2, log10, exp2 and exp10/pow10 equivalents. * emit-rtl.c (dconst3, dconst10, dconstthird): New. (init_emit_once): Initialize new dconsts, use ARRAY_SIZE in lieu of hardcoded array size. * fold-const.c (fold): Add cases for exp2, exp10 and pow10. (tree_expr_nonnegative_p): Likewise. * real.h (dconst3, dconst10, dconstthird): New. testsuite: * gcc.dg/torture/builtin-explog-1.c: New testcase. From-SVN: r71252
2003-09-09builtins.c (fold_builtin_cabs): Protect the complex argument against ↵Roger Sayle1-0/+2
multiple evaluation when... * builtins.c (fold_builtin_cabs): Protect the complex argument against multiple evaluation when optimizing cabs* into sqrt*. From-SVN: r71242
2003-09-04builtins.c (apply_args_size): Guard against a NULL cfun.DJ Delorie1-4/+4
* builtins.c (apply_args_size): Guard against a NULL cfun. (expand_builtin_apply_args_1): Likewise. (expand_builtin_apply_args_1): Likewise. (expand_builtin_apply): Likewise. From-SVN: r71095
2003-09-03targhooks.c: New file.DJ Delorie1-23/+12
* targhooks.c: New file. * targhooks.h: New file. * Makefile.in: Add targhooks.o support. (function.o): Depend on$(TARGET_H). (stmt.o): Likewise. (combine.o): Depend on $(TREE_H) and $(TARGET_H). * builtins.c (apply_args_size, expand_builtin_apply_args_1, expand_builtin_apply): Convert to calls.struct_value_rtx hook. (expand_builtin_saveregs): Convert to calls.expand_builtin_saveregs hook. * c-decl.c (start_decl): Handle new calls.promote_prototypes hook here, instead of ... (get_parm_info) ... here. (store_parm_decls_oldstyle): Convert to calls.promote_prototypes hook. (finish_function): Handle calls.promote_prototypes hook here too. * c-typeck.c (convert_arguments): Convert to calls.promote_prototypes hook. (c_convert_parm_for_inlining): Likewise. * calls.c (initialize_argument_information): Convert to calls.promote_function_args hook. (expand_call): Convert to calls.struct_value_rtx, calls.strict_argument_naming, calls.pretend_outgoing_varargs_named, and calls.promote_function_return hooks. Pass fndecl to aggregate_value_p. Initialize CUMULATIVE_ARGS before calling hooks, so they can use that. (emit_library_call_value_1): Likewise. * combine.c (setup_incoming_promotions): Convert to calls.promote_function_args hook. * emit-rtl.c: Convert to calls.struct_value_rtx hook. * expr.c (expand_assignment): Pass call to aggregate_value_p. (expand_expr): Likewise. * expr.h: Remove support for SETUP_INCOMING_VARARGS, STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED, RETURN_IN_MEMORY macro defaults. * final.c (profile_function): Convert to calls.struct_value_rtx hook. * function.c (aggregate_value_p): Accept function type tree as second parameter; try to deduce fntype from it. Convert to calls.return_in_memory hook. (assign_parms): Convert to calls.setup_incoming_varargs, calls.strict_argument_naming, calls.promote_function_args, calls.pretend_outgoing_varargs_named hooks. Pass fndecl to aggregate_value_p. (expand_function_start): Likewise. Convert to calls.struct_value_rtx hook. (expand_function_end): Convert to calls.promote_function_return hook. (allocate_struct_function): Pass fndecl to aggregate_value_p. * hard-reg-set.h: Update comments to new hook names. * integrate.c (expand_inline_function): Pass fndecl to aggregate_value_p. * reg-stack.c (stack_result): Likewise. * rtl.h (struct_value_rtx, struct_value_incoming_rtx): Delete. * stmt.c (expand_value_return): Convert to calls.promote_function_return hook. * target-def.h: Add TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES, TARGET_STRUCT_VALUE_RTX, TARGET_RETURN_IN_MEMORY, TARGET_EXPAND_BUILTIN_SAVEREGS, TARGET_SETUP_INCOMING_VARARGS, TARGET_STRICT_ARGUMENT_NAMING, TARGET_PRETEND_OUTGOING_VARARGS_NAMED, and TARGET_CALLS. * target.h: Likewise. * tree.h (aggregate_value_p): Also takes a tree to deduce function attributes from (for target hooks). * doc/tm.texi (PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES, RETURN_IN_MEMORY, STRUCT_VALUE_REGNUM, STRUCT_VALUE, STRUCT_VALUE_INCOMING_REGNUM, STRUCT_VALUE_INCOMING, EXPAND_BUILTIN_SAVEREGS, SETUP_INCOMING_VARARGS, STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED): Convert to hooks. * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Pass function to aggregate_value_p. * config/arm/arm.c (arm_init_cumulative_args, arm_output_mi_thunk): Likewise. * config/i386/i386.c (ix86_return_pops_args, x86_this_parameter): Likewise. * config/mips/mips.c (mips_save_reg_p, mips_expand_prologue, mips_can_use_return_insn): Likewise. * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise. * config/s390/s390.c (s390_output_mi_thunk): Likewise. * config/sparc/sparc.c (sparc_output_mi_thunk): Pass function to aggregate_value_p. * config/story16/stormy16.c (xstormy16_asm_output_mi_thunk): Pass function to aggregate_value_p. * objc/objc-act.c (generate_struct_by_value_array): Pass NULL to aggregate_value_p. * config/sh/sh-protos.h (sh_builtin_saveregs): Remove. (sh_attr_renesas_p, sh_cfun_attr_renesas_p, sh_function_arg, sh_function_arg_advance, sh_pass_in_reg_p): New. * config/sh/sh.c (sh_handle_renesas_attribute, sh_promote_prototypes, sh_struct_value_rtx, sh_return_in_memory, sh_builtin_saveregs, sh_setup_incoming_varargs, sh_strict_argument_naming, sh_pretend_outgoing_varargs_named): New decls. (targetm): Add new hooks. (calc_live_regs): Save MACL and MACH if the function has the renesas attribute. (sh_expand_prologue): Support renesas attribute. (sh_builtin_saveregs): Make static. (sh_build_va_list): Support renesas attribute. (sh_va_start): Likewise. (sh_va_arg): Likewise. (sh_promote_prototypes): New. (sh_function_arg): New, moved from sh.h. Support renesas attribute. (sh_function_arg_advance): Likewise. (sh_return_in_memory): Likewise. (sh_strict_argument_naming): Likewise. (sh_pretend_outgoing_varargs_named): Likewise. (sh_struct_value_rtx): New. (sh_attribute): Add renesas attribute. (sh_handle_renesas_attribute): New. (sh_attr_renesas_p, sh_cfun_attr_renesas_p): New. (sh_ms_bitfield_layout_p): Support renesas attribute also. (sh_output_mi_thunk): Pass function to aggregate_value_p. * config/sh/sh.h (TARGET_SWITCHES): Add -mrenesas as an alias for -mhitachi. (STRUCT_VALUE_REGNUM, STRUCT_VALUE, RETURN_IN_MEMORY): Moved to target hooks. (sh_args): Add renesas_abi flag. (INIT_CUMULATIVE_ARGS): Set it. Pass fndecl to aggregate_value_p. (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Move to sh.c. (PASS_IN_REG_P): Support renesas attribute. Pass DF and TF on the stack for the renesas abi. (STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED, SETUP_INCOMING_VARARGS, EXPAND_BUILTIN_SAVEREGS, PROMOTE_PROTOTYPES): Moved to sh.c. * config/sh/sh.md (call): Set call cookie to indicate renesas calls. * decl.c (finish_function): Pass fndecl to aggregate_value_p. * misc.c (default_pass_by_ref): Convert to calls.return_in_memory hook. From-SVN: r71048
2003-08-31builtins.c (expand_builtin_setjmp): Use emit_jump to jump around the != 0 ↵Olivier Hainque1-3/+4
case... * builtins.c (expand_builtin_setjmp): Use emit_jump to jump around the != 0 case, which ensures pending stack adjustments are flushed. From-SVN: r70958
2003-08-29builtins.c (expand_builtin_constant_p): Check cse_not_expected here, ↵Richard Henderson1-6/+9
(fold_builtin_constant_p) ... * builtins.c (expand_builtin_constant_p): Check cse_not_expected here, (fold_builtin_constant_p) ... not here. From-SVN: r70926
2003-08-29* builtins.c (mathfn_built_in): Handle new math builtins.Kaveh R. Ghazi1-0/+61
From-SVN: r70913
2003-08-27builtins.c (expand_builtin_expect_jump): Save pending_stack_adjust and ↵Jakub Jelinek1-1/+5
restore it if returning NULL. * builtins.c (expand_builtin_expect_jump): Save pending_stack_adjust and restore it if returning NULL. * gcc.dg/20030826-2.c: New test. From-SVN: r70844
2003-08-26builtins.c (fold_builtin_bitop): New function to perform constant folding of ↵Roger Sayle1-0/+126
ffs... * builtins.c (fold_builtin_bitop): New function to perform constant folding of ffs, clz, ctz, popcount and parity builtin functions and their long and long long variants (such as ffsl and ffsll). (fold_builtin): fold_builtin_bitop when appropriate. * simplify-rtx.c (simplify_unary_operation): Honor both CLZ_DEFINED_VALUE_AT_ZERO and CTZ_DEFINED_VALUE_AT_ZERO when evaluating clz and ctz at compile-time, for operands wider than HOST_WIDE_INT. From-SVN: r70806
2003-08-26builtins.c (build_function_call_expr): Don't set TREE_SIDE_EFFECTS here.Nathan Sidwell1-1/+0
* builtins.c (build_function_call_expr): Don't set TREE_SIDE_EFFECTS here. * expr.c (emit_block_move_via_libcall): Likewise. (clear_storage_via_libcall): Likewise. * tree.c (build): Set TREE_SIDE_EFFECTS for non-const, non-pure CALL_EXPRs. cp: * call.c (build_call): Don't set TREE_SIDE_EFFECTS here. (build_new_method_call): Add goto finish. * semantics.c (simplify_aggr_init_exprs_r): Don't set TREE_SIDE_EFFECTS on a call. testsuite: * c++.dg/warn/noeffect3.C: New test. From-SVN: r70802
2003-08-26builtins.c (expand_builtin_mathfn): Rearrange so that we only return 0 for ↵Roger Sayle1-32/+76
invalid argument types. * builtins.c (expand_builtin_mathfn): Rearrange so that we only return 0 for invalid argument types. Instead drop through to a call of expand_call at the bottom of function. If op is SQRT, try attaching a SQRT rtx as the REQ_EQUAL note of the libcall. From-SVN: r70792
2003-08-20builtins.c (expand_builtin_mathfn): Use get_callee_fndecl.Jason Merrill1-7/+7
* builtins.c (expand_builtin_mathfn): Use get_callee_fndecl. (expand_builtin_mathfn2, expand_builtin, builtin_mathfn_code, fold_trunc_transparent_mathfn, fold_builtin): Likewise. * dojump.c (do_jump): Likewise. * fold-const.c (operand_equal_p, fold): Likewise. (tree_expr_nonnegative_p): Likewise. From-SVN: r70611
2003-08-19builtins.c: Fix comment typos.Kazu Hirata1-1/+1
* builtins.c: Fix comment typos. * c-common.c: Likewise. * c-decl.c: Likewise. * c-pretty-print.c: Likewise. * cfgbuild.c: Likewise. * cfglayout.c: Likewise. * cfgloopanal.c: Likewise. * cgraphunit.c: Likewise. * cppfiles.c: Likewise. * dwarfout.c: Likewise. * expr.c: Likewise. * fold-const.c: Likewise. * gcse.c: Likewise. * ggc-page.c: Likewise. * haifa-sched.c: Likewise. * pretty-print.c: Likewise. * tree.c: Likewise. * tree.h: Likewise. * value-prof.c: Likewise. From-SVN: r70583
2003-08-14builtins.c (CASE_MATHFN): New helper macro.Kaveh R. Ghazi1-200/+39
* builtins.c (CASE_MATHFN): New helper macro. (mathfn_built_in): Simplify and sort. From-SVN: r70436
2003-08-11builtins.c (expand_builtin_strcat): Optimize constant strings.Kaveh R. Ghazi1-3/+46
* builtins.c (expand_builtin_strcat): Optimize constant strings. testsuite: * gcc.c-torture/execute/string-opt-9.c: Add more strcat cases. From-SVN: r70317
2003-08-06builtins.c (expand_builtin): When not optimizing...Roger Sayle1-91/+6
* builtins.c (expand_builtin): When not optimizing, call the library function for all builtins that have library functions (except alloca). From-SVN: r70195
2003-08-01fold-const.c (fold <MULT_EXPR>): Optimize both x*pow(x,c) and pow(x,c)*x as ↵Roger Sayle1-32/+15
pow(x,c+1) for constant values c. * fold-const.c (fold <MULT_EXPR>): Optimize both x*pow(x,c) and pow(x,c)*x as pow(x,c+1) for constant values c. Optimize x*x as pow(x,2.0) when the latter will be expanded back into x*x. (fold <RDIV_EXPR>): Optimize pow(x,c)/x as pow(x,c-1). * builtins.c (expand_builtin_pow): Ignore flag_errno_math as pow can never set errno when used with an integer exponent. Always use expand_powi when exponent is -1, 0, 1 or 2. (fold_builtin): Don't rewrite pow(x,2.0) as x*x nor pow(x,-2.0) as 1.0/(x*x). This avoids unbounded recursion as we now prefer the pow forms of these expressions. * gcc.dg/builtins-27.c: New test case. From-SVN: r70030
2003-07-24builtins.def (BUILT_IN_PRINTF, [...]): Changed from front-end builtins to ↵Roger Sayle1-11/+261
normal builtins, using DEF_LIB_BUILTIN. * builtins.def (BUILT_IN_PRINTF, BUILT_IN_FPRINTF): Changed from front-end builtins to normal builtins, using DEF_LIB_BUILTIN. (BUILT_IN_PRINTF_UNLOCKED, BUILT_IN_FPRINTF_UNLOCKED): Changed from front-end to normal builtins, using DEF_EXT_LIB_BUILTIN. (DEF_FRONT_END_LIB_BUILTIN): Delete. (DEF_EXT_FRONT_END_LIB_BUILTIN): Delete. (BUILT_IN_FWRITE_UNLOCKED): Wrap long line. * builtins.c (build_string_literal): New function to construct a char* pointer to a string literal. (expand_builtin_fputs): Change 2nd argument from "int ignore" to "rtx target" to be consistent with other expand_builtin_* functions. Change 3rd argument from "int unlocked" to "bool unlocked". (expand_builtin_printf): Rewrite of c_expand_builtin_printf from c-common.c to avoid front-end dependencies. Optimize printf("") as a no-op when the result isn't required. Handle embedded NULs in format string. (expand_builtin_fprintf): A rewrite of c_expand_builtin_fprintf from c-common.c to avoid front-end dependencies. Likewise, optimize fprintf(fp,"") as a no-op when the result isn't required, evaluating fp for side-effects. Handle embedded NULs in format string. (expand_builtin_sprintf): Fix typo. (expand_builtin): Don't expand BUILT_IN_FPRINT{,_UNLOCKED} when not optimizing. Adjust calls of expand_builtin_fputs to match the API change. Expand BUILT_IN_PRINTF and BUILT_IN_PRINTF_UNLOCKED using expand_builtin_printf. Likewise, expand BUILT_IN_FPRINTF_UNLOCKED and BUILT_IN_FPRINTF using expand_builtin_fprintf. * c-common.c (is_valid_printf_arglist): Delete. (c_expand_builtin): Delete. (c_expand_builtin_printf): Moved to builtins.c. Delete. (c_expand_builtin_fprintf): Moved to builtins.c. Delete. (c_expand_expr): No longer treat CALL_EXPRs specially. (CALLED_AS_BUILT_IN): Delete. From-SVN: r69760
2003-07-19alias.c [...]: Remove unnecessary casts.Kaveh R. Ghazi1-1/+1
* alias.c alloc-pool.c bitmap.c bitmap.h bt-load.c builtins.c c-common.c c-decl.c c-incpath.c c-lex.c c-opts.c c-parse.in c-pragma.c c-typeck.c calls.c cfg.c cfganal.c cfgloop.c cfgrtl.c collect2.c combine.c conflict.c coverage.c cppexp.c cppfiles.c cpphash.c cppinit.c cpplex.c cpplib.c cppmacro.c cppspec.c cpptrad.c cse.c cselib.c dbxout.c defaults.h df.c dominance.c dwarf2out.c dwarfout.c emit-rtl.c except.c expmed.c expr.c final.c fix-header.c flow.c fold-const.c function.c gcc.c gccspec.c gcov.c gcse.c genattr.c genattrtab.c genautomata.c genconditions.c genemit.c genextract.c genoutput.c genrecog.c gensupport.c ggc-page.c ggc-simple.c global.c graph.c haifa-sched.c hashtable.c integrate.c jump.c langhooks.c lcm.c line-map.c local-alloc.c loop.c mips-tdump.c mips-tfile.c mkdeps.c optabs.c params.c postreload.c prefix.c print-tree.c protoize.c ra-build.c ra-colorize.c ra-rewrite.c ra.c recog.c reg-stack.c regclass.c regmove.c regrename.c reload.c reload1.c reorg.c resource.c sbitmap.c sched-deps.c sched-rgn.c sched-vis.c sdbout.c simplify-rtx.c ssa-ccp.c ssa.c stmt.c stor-layout.c timevar.c tlink.c toplev.c tree-dump.c tree.c unroll.c unwind-dw2-fde.c varasm.c varray.c vmsdbgout.c xcoffout.c: Remove unnecessary casts. From-SVN: r69587
2003-07-11optabs.c (prepare_cmp_insn): Try cmpmemM first if it exists, then fall back ↵Jakub Jelinek1-5/+24
to cmpstrM. * optabs.c (prepare_cmp_insn): Try cmpmemM first if it exists, then fall back to cmpstrM. * builtins.c (expand_builtin_memcmp): Likewise. * config/s390/s390-protos.h (s390_expand_cmpstr): Rename to... (s390_expand_cmpmem): ... this. * config/s390/s390.md (cmpmemdi, cmpmemsi, cmpmem_short_64, cmpmem_short_31, cmpmem_long_64, cmpmem_long_31): Renamed from cmpstr* patterns. Rename call to s390_expand_cmpstr to s390_expand_cmpmem. * config/s390/s390.c (s390_expand_cmpstr): Rename to... (s390_expand_cmpstr): ... this. Rename cmpstr* instructions to cmpmem*. * config/i370/i370.md (cmpmemsi, cmpmemsi_1): Renamed from cmpstr* patterns. * doc/md.texi (cmpstrM): Describe as String compare insn, not Block compare insn. (cmpmemM): Add. * gcc.dg/20030711-1.c: New test. From-SVN: r69243
2003-07-03real.c (real_trunc, [...]): New functions to implement trunc, floor and ceil ↵Roger Sayle1-3/+203
respectively. * real.c (real_trunc, real_floor, real_ceil): New functions to implement trunc, floor and ceil respectively. * real.h (real_trunc, real_floor, real_ceil): Prototype here. * builtins.c (integer_valued_real_p): New function to test if a floating point expression has an integer valued result. (fold_trunc_transparent_mathfn): Optimize foo(foo(x)) as foo(x) where foo is an integer rounding function. Similarly, optimize foo(bar(x)) as bar(x), and foo((double)(int)x) as (double)(int)x when both foo and bar are integer rounding functions and we don't need to honor errno. (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil): New functions to fold trunc, floor and ceil. (fold_builtin): Use fold_builtin_trunc to fold BUILT_IN_TRUNC*, fold_builtin_floor to fold BUILT_IN_FLOOR* and fold_builtin_ceil to fold BUILT_IN_CEIL*. * fold-const.c (tree_expr_nonnegative_p): Handle FLOAT_EXPR and the remaining integer rounding functions. * gcc.dg/builtins-25.c: New testcase. * gcc.dg/builtins-26.c: New testcase. From-SVN: r68903
2003-06-29builtins.c (expand_builtin_mathfn, [...]): Avoid busy work when builtin is ↵Jan Hubicka1-0/+9
not supported by the backend. * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2): Avoid busy work when builtin is not supported by the backend. From-SVN: r68681
2003-06-29alloc-pool.c: Fix comment formatting.Kazu Hirata1-1/+1
* alloc-pool.c: Fix comment formatting. * bitmap.c: Likewise. * bitmap.h: Likewise. * bt-load.c: Likewise. * builtins.c: Likewise. * caller-save.c: Likewise. * cfganal.c: Likewise. * cfgrtl.c: Likewise. * collect2.c: Likewise. * cse.c: Likewise. * df.c: Likewise. * diagnostic.c: Likewise. * dwarf2out.c: Likewise. * dwarfout.c: Likewise. * expmed.c: Likewise. * final.c: Likewise. * flags.h: Likewise. * fold-const.c: Likewise. * gcc.c: Likewise. * gcov-io.h: Likewise. * gcov.c: Likewise. * genattrtab.c: Likewise. * genautomata.c: Likewise. * libgcov.c: Likewise. * mips-tfile.c: Likewise. * optabs.c: Likewise. * prefix.c: Likewise. * rtlanal.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * toplev.c: Likewise. * varasm.c: Likewise. * vmsdbgout.c: Likewise. From-SVN: r68672
2003-06-28builtins.c: Follow spelling conventions.Kazu Hirata1-2/+2
* builtins.c: Follow spelling conventions. * cgraph.c: Likewise. * cpplex.c: Likewise. * config/arm/arm.c: Likewise. * config/arm/iwmmxt.md: Likewise. * config/c4x/c4x-modes.def: Likewise. * config/c4x/c4x.c: Likewise. * config/c4x/c4x.h: Likewise. * config/c4x/c4x.md: Likewise. * config/i386/i386-interix.h: Likewise. * config/mips/mips.h: Likewise. From-SVN: r68648
2003-06-28Typo fix.Jakub Jelinek1-1/+1
From-SVN: r68635
2003-06-28builtins.c (c_strlen): Add only_value argument.Jakub Jelinek1-13/+48
* builtins.c (c_strlen): Add only_value argument. Handle COND_EXPR and COMPOUND_EXPR. (expand_builtin_strlen): Optimize also strlen (i++ ? "foo" : "bar"). Adjust c_strlen callers. (expand_builtin_strcpy, expand_builtin_strncpy, expand_builtin_strcmp, expand_builtin_strncmp, expand_builtin_fputs, expand_builtin_sprintf, fold_builtin): Adjust c_strlen callers. * gcc.c-torture/execute/builtins/string-8.c: New test. * gcc.c-torture/execute/builtins/string-8-lib.c: New. * gcc.c-torture/execute/stdio-opt-1.c (main): Add new tests. * gcc.c-torture/execute/string-opt-7.c (main): Add new test. From-SVN: r68634
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