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2007-04-24fix for PR31617Olga Golovanevsky1-0/+1
From-SVN: r124109
2007-04-21re PR tree-optimization/31136 (FRE ignores bit-field truncation (C and C++ ↵Richard Guenther1-1/+1
front-end don't produce bit-field truncation) 2007-04-21 Richard Guenther <rguenther@suse.de> PR middle-end/31136 * fold-const.c (fold_unary): Call fold_convert_const on the original tree. * gcc.c-torture/execute/pr31136.c: New testcase. From-SVN: r124020
2007-04-20re PR tree-optimization/31632 (ICE in compare_values)Jakub Jelinek1-13/+20
PR tree-optimization/31632 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0 and arg1 for optimizations of comparison against min/max values. Fold arg0 to arg1's type for optimizations of comparison against min+1 and max-1 values. * gcc.c-torture/compile/20070419-1.c: New test. From-SVN: r123988
2007-04-19fold-const.c: Remove prototypes for native_encode_expr and ↵Brooks Moses1-4/+2
native_interpret_expr. * fold-const.c: Remove prototypes for native_encode_expr and native_interpret_expr. (native_encode_expr): Make non-static. (native_interpret_expr): Likewise. * tree.h: Add prototypes for the above. From-SVN: r123980
2007-04-19fold-const.c (div_if_zero_remainder): Do signed divide for pointer types.Jan Hubicka1-0/+11
* fold-const.c (div_if_zero_remainder): Do signed divide for pointer types. From-SVN: r123966
2007-04-12re PR tree-optimization/24689 (operand_equal_p does not return true for some ↵Richard Guenther1-2/+6
equivalent ARRAY_REF) 2007-04-12 Richard Guenther <rguenther@suse.de> PR tree-optimization/24689 PR tree-optimization/31307 * fold-const.c (operand_equal_p): Compare INTEGER_CST array indices by value. * gimplify.c (canonicalize_addr_expr): To be consistent with gimplify_compound_lval only set operands two and three of ARRAY_REFs if they are not gimple_min_invariant. This makes it never at this place. * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise. * g++.dg/tree-ssa/pr31307.C: New testcase. * gcc.dg/tree-ssa/pr24689.c: Likewise. From-SVN: r123736
2007-04-08tree.h (maybe_fold_offset_to_component_ref): Declare.Jan Hubicka1-0/+7
* tree.h (maybe_fold_offset_to_component_ref): Declare. * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export. * fold-const.c (fold_unary): Use it. * gcc.dg/tree-ssa/foldaddr-2.c: New file. From-SVN: r123664
2007-04-03re PR middle-end/30704 (Incorrect constant generation for long long)Jakub Jelinek1-16/+18
PR middle-end/30704 * fold-const.c (native_encode_real): Encode real.c provided longs as a series of 32-bit native integers. (native_interpret_real): Interpret buffer as a series of 32-bit native integers. * gcc.c-torture/execute/ieee/pr30704.c: New test. From-SVN: r123455
2007-03-30typeck.c (java_signed_or_unsigned_type): Remove.Rafael Avila de Espindola1-1/+1
gcc/java/ChangeLog: * typeck.c (java_signed_or_unsigned_type): Remove. (java_signed_type): use get_signed_or_unsigned_type instead of java_signed_or_unsigned_type. (java_unsigned_type): Ditto. * lang.c (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove. * java-tree.h (java_signed_or_unsigned_type): Remove gcc/Changelog: * tree.h(get_signed_or_unsigned_type): New * fold-const.c (operand_equal_for_comparison_p): Use get_signed_or_unsigned_type instead of lang_hooks.types.signed_or_unsigned_type. * expr.c (store_expr): Ditto. * langhooks.c (get_signed_or_unsigned_type): New. (lhd_signed_or_unsigned_type): New * langhooks.h (lhd_signed_or_unsigned_type): New. * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define. gcc/treelang/ChangeLog: * treetree.c (tree_lang_signed_or_unsigned_type): Remove. (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE) Remove. gcc/ada/ChangeLog: * trans.c (Attribute_to_gnu): Use get_signed_or_unsigned_type instead of gnat_signed_or_unsigned_type. * utils.c (gnat_signed_or_unsigned_type): Remove. * misc.c (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove * gigi.h (gnat_signed_or_unsigned_type): Remove gcc/forrtan/trans-types.c: * trans-types.c (gfc_signed_or_unsigned_type): Remove. (gfc_unsigned_type): Use get_signed_or_unsigned_type instead of gfc_signed_or_unsigned_type. (gfc_signed_type): Ditto. * trans-types.h (gfc_signed_or_unsigned_type): Remove. * f95-lang.c (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove. From-SVN: r123373
2007-03-25re PR middle-end/30784 (ICE on loop vectorization (-O1 -march=athlon-xp ↵Dorit Nuzman1-2/+14
-ftree-vectorize)) PR tree-optimization/30784 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case BIT_FIELD_REF. From-SVN: r123197
2007-03-23* fold-const.c (fold_binary): Correct warning for X - c >= X.Ian Lance Taylor1-1/+1
From-SVN: r123172
2007-03-12ipa-type-escape improvementsOlga Golovanevsky1-2/+1
From-SVN: r122835
2007-03-09fold-const.c (fold_comparison): Remove compile-time evaluation of complex ↵Roger Sayle1-23/+90
constant equality/inequality... * fold-const.c (fold_comparison): Remove compile-time evaluation of complex constant equality/inequality comparisons for here. (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are known at compile-time or can be simplified to a scalar comparison. (fold_relational_const): Move compile-time evaluation of complex constant equality/inequality comparisons to here. * gcc.dg/fold-eqcmplx-1.c: New test case. From-SVN: r122767
2007-03-08builtins.def (lceil, [...]): Mark with ATTR_CONST_NOTHROW_LIST.Kaveh R. Ghazi1-0/+1
* builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl, llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with ATTR_CONST_NOTHROW_LIST. * fold-const.c (tree_expr_nonnegative_warnv_p): Handle FIX_TRUNC_EXPR. testsuite: * gcc.dg/builtins-55.c: Test *lceil* and *lfloor*. * gcc.dg/torture/builtin-attr-1.c: Likewise. * gcc.dg/torture/builtin-convert-1.c: Likewise. Also test *lrint* and *lround*. * gcc.dg/torture/builtin-convert-2.c: Test ceil->lceil and floor->lfloor. * gcc.dg/torture/builtin-convert-3.c: Test *lceil* and *lfloor*. * gcc.dg/torture/builtin-integral-1.c: Likewise. * gcc.dg/torture/builtin-minmax-1.c: Likewise. Also test *lrint* and *lround*. Correct macro names. * gcc.dg/torture/builtin-nonneg-1.c: Test *lceil* and *lfloor*. * gcc.dg/torture/builtin-rounding-1.c: Likewise. From-SVN: r122713
2007-03-05fold-const.c (fold_binary): Remove duplicate folding of comparison of ↵Richard Guenther1-8/+0
non-null ADDR_EXPR against null. 2007-03-05 Richard Guenther <rguenther@suse.de> * fold-const.c (fold_binary): Remove duplicate folding of comparison of non-null ADDR_EXPR against null. From-SVN: r122551
2007-03-04re PR middle-end/30744 (ICE in compare_values, at tree-vrp.c:466)Roger Sayle1-6/+13
PR middle-end/30744 * fold-const.c (fold_comparison): Enforce type consistency when transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C. * gcc.dg/pr30744-1.c: New test case. From-SVN: r122531
2007-02-28re PR middle-end/30364 (Wrong variable ranges due to constant folding)Richard Guenther1-4/+25
2007-02-28 Richard Guenther <rguenther@suse.de> PR middle-end/30364 * fold-const.c (fold_binary): Do not associate expressions with more than one variable for integer types that do not wrap. * gcc.dg/torture/pr30364-1.c: New testcase. * gcc.dg/torture/pr30364-2.c: Likewise. * gcc.dg/torture/pr30364-3.c: Likewise. From-SVN: r122414
2007-02-28builtins.c (fold_builtin_call_list, [...]): Delete, and replace with...Sandra Loosemore1-10/+14
2007-02-28 Sandra Loosemore <sandra@codesourcery.com> * gcc/builtins.c (fold_builtin_call_list, fold_builtin_call_valist): Delete, and replace with... (fold_builtin_call_array): This. Update callers to use it. * gcc/fold-const.c (fold_build_call_list): Delete, and replace with... (fold_build_call_array): This. (fold_build_call_list_initializer): Delete, and replace with... (fold_build_call_array_initializer): This. * gcc/tree.h: Update declarations to reflect above changes. * gcc/c-typeck.c (build_function_call): Store converted arguments in a stack-allocated array instead of building a list. (convert_arguments): Store arguments in the array passed in as an argument, and return the actual number of arguments. * gcc/c-format.c: (check_function_format): Pass arguments in an array instead of a list. * gcc/c-common.c (check_function_nonnull): Likewise. (check_function_sentinel): Likewise. (check_function_arguments): Likewise. * gcc/c-common.h: Update declarations to reflect above changes. * gcc/cp/typeck.c (build_function_call): Store converted arguments in a stack-allocated array instead of building a list. (convert_arguments): Store arguments in the array passed in as an argument, and return the actual number of arguments. * gcc/cp/call.c (build_call): Delete, and replace with... (build_call_n, build_call_a): New. (build_op_delete_call): Rewrite to avoid constructing argument lists. (build_over_call): Store converted arguments in a stack-allocated array instead of building a list. (build_cxx_call): Pass arguments in an array instead of as a list. (build_java_interface_fn_ref): Rewrite to avoid constructing argument lists. * gcc/cp/tree.h: Update declarations to reflect above changes. * gcc/cp/method.c (use_thunk): Use a stack-allocated array to hold the arguments instead of a list. * gcc/cp/rtti.c (throw_bad_cast): Update call to cxx_call. (throw_bad_typeid): Likewise. (build_dynamic_cast_1): Likewise. * gcc/cp/init.c (build_builtin_delete_call): Use build_call_n. * gcc/cp/decl.c (expand_static_init): Likewise. * gcc/cp/except.c (cp_protect_cleanup_actions): Likewise. * gcc/cp/cp-gimplify.c (genericize_eh_spec_block): Likewise. (gimplify_must_not_throw_expr): Likewise. (cxx_omp_apply_fn): Use build_call_a. From-SVN: r122411
2007-02-24re PR middle-end/30951 (Does not fold x + CST == x and x + CST != x)Richard Guenther1-0/+18
2007-02-24 Richard Guenther <rguenther@suse.de> PR middle-end/30951 * fold-const.c (fold_binary): Fold x +- CST op x for EQ_EXPR and NE_EXPR. * gcc.dg/pr30951.c: New testcase. From-SVN: r122295
2007-02-23builtins.c (fold_builtin_logb, [...]): New.Kaveh R. Ghazi1-0/+1
* builtins.c (fold_builtin_logb, fold_builtin_significand): New. (fold_builtin_1): Use them. * fold-const.c (tree_expr_nonnegative_warnv_p): Handle BUILT_IN_SIGNIFICAND. testsuite: * gcc.dg/torture/builtin-logb-1.c: New test. * gcc.dg/torture/builtin-math-2.c: Test logb/ilogb. * gcc.dg/torture/builtin-nonneg-1.c: Test significand. * gcc.dg/torture/builtin-frexp-1.c: Use -fno-finite-math-only on sh* targets. From-SVN: r122257
2007-02-20fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb, scalbn and scalbln.Kaveh R. Ghazi1-0/+3
* fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb, scalbn and scalbln. testsuite: * gcc.dg/torture/builtin-nonneg-1.c: Add checks for scalb, scalbn and scalbln. From-SVN: r122169
2007-02-18cfgloop.c, [...]: Fix comment typos.Kazu Hirata1-2/+2
* cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c, config/i386/athlon.md, config/ia64/ia64.md, config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md, df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c, ipa-prop.h, see.c, struct-equiv.c, tree-inline.c, tree-ssa-loop-niter.c, tree-vect-analyze.c, tree-vect-transform.c: Fix comment typos. From-SVN: r122080
2007-02-16fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like DECLs but prefer ↵Richard Guenther1-5/+12
SSA_NAMEs over DECLs. 2007-02-16 Richard Guenther <rguenther@suse.de> Christian Bruel <christian.bruel@st.com> * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like DECLs but prefer SSA_NAMEs over DECLs. * gcc.dg/strict-overflow-5.c: New testcase. Co-Authored-By: Christian Bruel <christian.bruel@st.com> From-SVN: r122040
2007-02-15re PR middle-end/30433 (no longer folding __complex__(0.0, 1.0) == ↵Andrew Pinski1-0/+23
__complex__(1.0, 0.0)) 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com> PR middle-end/30433 * fold-const.c (fold_comparison): Add back the folding of constant complex comparisions. 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com> PR middle-end/30433 * gcc.c-torture/compile/pr30433.c: New testcase to check that complex constants comparisions are foldded. From-SVN: r122029
2007-02-15tree.h (enum tree_code_class): Add tcc_vl_exp.Sandra Loosemore1-154/+194
2007-02-15 Sandra Loosemore <sandra@codesourcery.com> Brooks Moses <brooks.moses@codesourcery.com> Lee Millward <lee.millward@codesourcery.com> * tree.h (enum tree_code_class): Add tcc_vl_exp. (VL_EXP_CLASS_P): New. (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. (TREE_OPERAND_CHECK_CODE): Likewise. (GIMPLE_STMT_OPERAND_CHECK): Likewise. (TREE_RTL_OPERAND_CHECK): Likewise. (tree_operand_check_failed): Make second parameter the whole tree instead of its code. Fixed callers. (VL_EXP_CHECK): New. (TREE_OPERAND_LENGTH): New. (VL_EXP_OPERAND_LENGTH): New. (CALL_EXPR_FN): New. (CALL_EXPR_STATIC_CHAIN): New. (CALL_EXPR_ARGS): New. (CALL_EXPR_ARG): New. (call_expr_nargs): New. (CALL_EXPR_ARGP): New. (build_nt_call_list): Declare. (build_vl_exp_stat): Declare. (build_vl_exp): New. (build_call_list): Declare. (build_call_nary): Declare. (build_call_valist): Declare. (build_call_array): Declare. (call_expr_arg): Declare. (call_expr_argp): Declare. (call_expr_arglist): Declare. (fold_build_call_list): Declare. (fold_build_call_list_initializer): Declare. (fold_call_expr): Declare to replace fold_builtin. (fold_builtin_fputs): Update to agree with modified definition. (fold_builtin_strcpy): Likewise. (fold_builtin_strncpy): Likewise. (fold_builtin_memory_chk): Likewise. (fold_builtin_stxcpy_chk): Likewise. (fold_builtin_strncpy_chk): Likewise. (fold_builtin_next_arg): Likewise. (fold_build_call_expr): Declare. (fold_builtin_call_list): Declare. (fold_builtin_call_valist): Declare. (build_call_expr): Declare. (validate_arglist): Update to agree with modified definition. (tree_operand_length): New. (call_expr_arg_iterator): New. (init_call_expr_arg_iterator): New. (next_call_expr_arg): New. (first_call_expr_arg): New. (more_call_expr_args_p): New. (FOR_EACH_CALL_EXPR_ARG): New. * tree.c (tree_code_class_string): Add entries for tcc_vl_exp and tcc_gimple_stmt. (tree_code_size): Update documentation. Use sizeof (tree) rather than sizeof (char *). (tree_size): Likewise. Add case for tcc_vl_exp. (tree_node_structure): Add case for tcc_vl_exp. (contains_placeholder_p): Likewise. (substitute_in_expr): Likewise. (substitute_placeholder_in_expr): Likewise. (stabilize_reference_1): Likewise. (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion to diagnose breakage of this interface for constructing CALL_EXPRs. (build_nt): Add similar assertion here. (build_nt_call_list): New. (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors. (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. (get_callee_fndecl): Use new CALL_EXPR accessors. (tree_operand_check_failed): Change parameters to pass entire node instead of its code, so that we can call TREE_OPERAND_LENGTH on it. (process_call_operands): New. (build_vl_exp_stat): New. (build_call_list): New. (build_call_nary): New. (build_call_valist): New. (build_call_array): New. (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. (call_expr_arglist): New. * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use tcc_vl_exp instead of a fixed-size tcc_expression. * doc/c-tree.texi (CALL_EXPR): Document new representation and accessors for CALL_EXPRs. (AGGR_INIT_EXPR): Likewise. 2007-02-15 Sandra Loosemore <sandra@codesourcery.com> Brooks Moses <brooks.moses@codesourcery.com> Lee Millward <lee.millward@codesourcery.com> * builtins.c (c_strlen): Return NULL_TREE instead of 0. (expand_builtin_nonlocal_goto): Change parameter to be entire CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors. (expand_builtin_prefetch): Likewise. (expand_builtin_classify_type): Likewise. (mathfn_built_in): Return NULL_TREE instead of 0. (expand_errno_check): Use new CALL_EXPR accessors. (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors. Return NULL_RTX instead of 0. (expand_builtin_mathfn_2): Likewise. (expand_builtin_mathfn_3): Likewise. (expand_builtin_interclass_mathfn): Likewise. (expand_builtin_sincos): Likewise. (expand_builtin_cexpi): Likewise. (expand_builtin_int_roundingfn): Likewise. (expand_builtin_int_roundingfn_2): Likewise. (expand_builtin_pow): Likewise. (expand_builtin_powi): Likewise. (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead of arglist, fixing callers appropriately. Use new CALL_EXPR accessors and constructors. Return NULL_RTX instead of 0. (expand_builtin_strstr): Likewise. (expand_builtin_strchr): Likewise. (expand_builtin_strrchr): Likewise. (expand_builtin_strpbrk): Likewise. (expand_builtin_memcpy): Likewise. (expand_builtin_mempcpy): Likewise. (expand_builtin_mempcpy_args): New. (expand_builtin_memmove): Similarly to expand_builtin_mempcpy. (expand_builtin_memmove_args): New. (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy. (expand_movstr): Likewise. (expand_builtin_strcpy): Likewise. (expand_builtin_strcpy_args): New. (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy. (expand_builtin_strncpy): Likewise. (expand_builtin_memset): Likewise. (expand_builtin_memset_args): New. (expand_builtin_bzero): Similarly to expand_builtin_memset. (expand_builtin_memcmp): Likewise. (expand_builtin_strcmp): Likewise. (expand_builtin_strncmp): Likewise. (expand_builtin_strcat): Likewise. (expand_builtin_strncat): Likewise. (expand_builtin_strspn): Likewise. (expand_builtin_strcspn): Likewise. (expand_builtin_args_info): Likewise. (expand_builtin_va_start): Likewise. (gimplify_va_arg_expr): Likewise. (expand_builtin_va_end): Likewise. (expand_builtin_va_copy): Likewise. (expand_builtin_frame_address): Likewise. (expand_builtin_alloca): Likewise. (expand_builtin_bswap): Likewise. (expand_builtin_unop): Likewise. (expand_builtin_fputs): Likewise. (expand_builtin_expect): Likewise. (expand_builtin_fabs): Likewise. (expand_builtin_copysign): Likewise. (expand_builtin_printf): Likewise. (expand_builtin_fprintf): Likewise. (expand_builtin_sprintf): Likewise. (expand_builtin_init_trampoline): Likewise. (expand_builtin_signbit): Likewise. (expand_builtin_fork_or_exec): Likewise. (expand_builtin_sync_operation): Likewise. (expand_builtin_compare_and_swap): Likewise. (expand_builtin_lock_test_and_set): Likewise. (expand_builtin_lock_release): Likewise. (expand_builtin): Likewise. (builtin_mathfn_code): Likewise. (fold_builtin_constant_p): Pass call arguments individually instead of as an arglist, fixing callers appropriately. Use new CALL_EXPR accessors and constructors. Return NULL_TREE instead of 0. (fold_builtin_expect): Likewise. (fold_builtin_classify_type): Likewise. (fold_builtin_strlen): Likewise. (fold_builtin_nan): Likewise. (integer_valued_real_p): Likewise. (fold_trunc_transparent_mathfn): Likewise. (fold_fixed_mathfn): Likewise. (fold_builtin_cabs): Likewise. (fold_builtin_sqrt): Likewise. (fold_builtin_cbrt): Likewise. (fold_builtin_cos): Likewise. (fold_builtin_cosh): Likewise. (fold_builtin_tan): Likewise. (fold_builtin_sincos): Likewise. (fold_builtin_cexp): Likewise. (fold_builtin_trunc): Likewise. (fold_builtin_floor): Likewise. (fold_builtin_ceil): Likewise. (fold_builtin_round): Likewise. (fold_builtin_int_roundingfn): Likewise. (fold_builtin_bitop): Likewise. (fold_builtin_bswap): Likewise. (fold_builtin_logarithm): Likewise. (fold_builtin_hypot): Likewise. (fold_builtin_pow): Likewise. (fold_builtin_powi): Likewise. (fold_builtin_exponent): Likewise. (fold_builtin_memset): Likewise. (fold_builtin_bzero): Likewise. (fold_builtin_memory_op): Likewise. (fold_builtin_bcopy): Deleted; call site changed to invoke fold_builtin_memory_op directly. (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op. (fold_builtin_strncpy): Likewise. (fold_builtin_memcmp): Likewise. (fold_builtin_strcmp): Likewise. (fold_builtin_strncmp): Likewise. (fold_builtin_signbit): Likewise. (fold_builtin_copysign): Likewise. (fold_builtin_isascii): Likewise. (fold_builtin_toascii): Likewise. (fold_builtin_isdigit): Likewise. (fold_builtin_fabs): Likewise. (fold_builtin_abs): Likewise. (fold_builtin_fmin_fmax): Likewise. (fold_builtin_carg): Likewise. (fold_builtin_classify): Likewise. (fold_builtin_unordered_cmp): Likewise. (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4): New functions split out from fold_builtin_1. (fold_builtin_n): New. (fold_builtin_varargs): New. (fold_builtin): Deleted. Most callers changed to use fold_call_expr instead. (fold_call_expr): New. (build_function_call_expr): Rewrite to use new helper function. (fold_builtin_call_list): New. (build_call_expr): New. (fold_builtin_call_valist): New. (rewrite_call_expr): New. (validate_arg): New. (validate_arglist): Change parameter to be entire CALL_EXPR instead of an arglist. Change return type to bool. Use new CALL_EXPR accessors. (fold_builtin_strstr): Pass call arguments individually instead of as an arglist, fixing callers appropriately. Use new CALL_EXPR accessors and constructors. Return NULL_TREE instead of 0. (fold_builtin_strchr): Likewise. (fold_builtin_strrchr): Likewise. (fold_builtin_strpbrk): Likewise. (fold_builtin_strcat): Likewise. (fold_builtin_strncat): Likewise. (fold_builtin_strspn): Likewise. (fold_builtin_strcspn): Likewise. (fold_builtin_fputs): Likewise. (fold_builtin_next_arg): Likewise. (fold_builtin_sprintf): Likewise. (expand_builtin_object_size): Use new CALL_EXPR accessors. Use NULL_RTX instead of 0. (expand_builtin_memory_chk): Likewise. (maybe_emit_chk_warning): Likewise. (maybe_emit_sprintf_chk_warning): Likewise. (fold_builtin_object_size): Pass call arguments individually instead of as an arglist, fixing callers appropriately. Use new CALL_EXPR accessors and constructors. Return NULL_TREE instead of 0. (fold_builtin_memory_chk): Likewise. (fold_builtin_stxcpy_chk): Likewise. (fold_builtin_strncpy_chk): Likewise. (fold_builtin_strcat_chk): Likewise. (fold_builtin_strcat_chk): Likewise. (fold_builtin_strncat_chk): Likewise. (fold_builtin_sprintf_chk): Likewise. (fold_builtin_snprintf_chk): Likewise. (fold_builtin_printf): Likewise. (fold_builtin_vprintf): Likewise. * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and constructors. (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case. (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. (extract_muldiv_1): Add VL_EXP_CLASS_P case. (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors. (fold_unary): Likewise. (fold_binary): Likewise. (fold_ternary): Remove CALL_EXPR case, since they are no longer ternary expressions. (fold): Add logic for tcc_vl_exp. (fold_checksum_tree): Make it know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. (fold_build3_stat): Add assertion to flag broken interface for constructing CALL_EXPRs. (fold_build_call_list): New. (fold_build_call_list_initializer): New. (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and constructors. (fold_strip_sign_ops): Likewise. 2007-02-15 Sandra Loosemore <sandra@codesourcery.com> Brooks Moses <brooks.moses@codesourcery.com> Lee Millward <lee.millward@codesourcery.com> * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR accessors and dump arguments explicitly. * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. (dump_generic_node): Use new CALL_EXPR accessors and walk arguments explicitly. (print_call_name): Use new CALL_EXPR accessors. * print-tree.c (print_node): Add case tcc_vl_exp. Print CALL_EXPR arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors. (vrp_visit_stmt): Likewise. * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. (force_move_till_expr): Likewise. * targhooks.c (default_external_stack_protect_fail): Use build_call_expr instead of build_function_call_expr. (default_hidden_stack_protect_fail): Likewise. * tree-complex.c (expand_complex_libcall): Use build_call_expr to build the call. * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors and walk arguments explicitly. * tree-ssa-loop-niter.c (simplify_replace_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. (expand_simple_operations): Likewise. (infer_loop_bounds_from_array): Use new CALL_EXPR accessors. * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs. * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. * value_prof.c (tree_ic): Use new CALL_EXPR accessors. (tree_ic_transform): Likewise. (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as parameter instead of arglist. Fix callers. (tree_stringop_fixed_value): Use new CALL_EXPR accessors. (tree_stringops_transform): Likewise. (tree_indirect_call_to_profile): Likewise. (tree_stringops_values_to_profile): Likewise. * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator. (eliminate_tail_call): Likewise. * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors. * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop): Use TREE_OPERAND_LENGTH and generalize to handle any number of operands. (instantiate_parameters_1): Can't handle tcc_vl_exp here. * omp-low.c (build_omp_barrier): Use build_call_expr. (lower_rec_input_clauses): Likewise. (lower_reduction_clauses): Likewise. (expand_parallel_call): Likewise. (maybe_catch_exception): Likewise. (expand_omp_for_generic): Likewise. (expand_omp_for_static_nochunk): Likewise. (expand_omp_sections): Likewise. (lower_omp_single_simple): Likewise. (lower_omp_single_copy): Likewise. (lower_omp_master): Likewise. (lower_omp_ordered): Likewise. (lower_omp_critical): Likewise. * ipa-reference.c (check-call): Use new CALL_EXPR iterator. (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR. * tree-gimple.c (is_gimple_call_addr): Fix doc. (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. Add tcc_vl_exp case. * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH and generalize to handle any number of operands. (chrec_contains_undetermined): Likewise. (tree_contains_chrecs): Likewise. (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH. * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors. * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use fold_call_expr instead of fold_builtin. (ccp_fold_builtin): Likewise. Update calls into builtins.c to match declarations there. (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc updates. * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors. (scan_function): Add case tcc_vl_exp for CALL_EXPR. * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR accessors. * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr. (execute_cse_sincos): Use new CALL_EXPR accessors. * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator. * gimple-low.c (lower_function_body): Use build_call_expr. (lower_builtin_setjmp): Likewise. * expr.c (emit_block_move_via_libcall): Use build_call_expr. (set_storage_via_libcall): Likewise. (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. (expand_expr_real_1): Use new CALL_EXPR accessors. * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and generalize to handle any number of operands. (TB_parent_eq): Likewise. * predict.c (expr_expected_value): Use new CALL_EXPR accessors. (strip_builtin_expect): Likewise. * function.c (gimplify_parameters): Use build_call_expr. * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators. (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR. * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR iterators. * gimplify.c (build_stack_save_restore): Use build_call_expr. (gimplify_decl_expr): Likewise. (gimplify_call_expr): Use fold_call_expr instead of fold_builtin. Use new CALL_EXPR iterators. (gimplify_modify_expr_to_memcpy): Use build_call_expr. (gimplify_modify_expr_to_memset): Likewise. (gimplify_variable_sized_compare): Likewise. (gimplify_omp_atomic_fetch_op): Likewise. (gimplify_omp_atomic_pipeline): Likewise. (gimplify_omp_atomic_mutex): Likewise. (gimplify_function_tree): Likewise. * calls.c (alloca_call_p): Use new CALL_EXPR accessors. (call_expr_flags): Likewise. (expand_call): Likewise. * except.c (expand_builtin_eh_return_data_regno): Pass entire CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR accessors. * coverage.c (create_coverage): Use build_call_expr. * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete. (temp_call_expr_obstack): New. (pool_copy_list): Delete. (temp_copy_call_expr): New. (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new CALL_EXPR accessors. Get rid of special goo for copying argument lists and use temp_copy_call_expr instead. (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new CALL_EXPR accessors. (create_expression_by_pieces): Likewise. Use build_call_array to construct the result instead of fold_build3. (create_value_expr_from): Add tcc_vl_exp. Delete special goo for dealing with argument lists. (init_pre): Remove references to expression_node_pool and list_node_pool. Init temp_call_expr_obstack instead. (fini_pre): Remove references to expression_node_pool and list_node_pool. * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors and walk arguments explicitly instead of as a list. * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr. (mx_register_decls): Likewise. (mudflap_register_call): Likewise. (mudflap_finish_file): Likewise. * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors. (ipa_callsite_compute_param): Likewise. * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR accessors and constructor. * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR accessors and constructor. (convert_tramp_reference): Likewise. (convert_call_expr): Likewise. (finalize_nesting_tree_1): Likewise. * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR accessors. * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr. * tree-inline.c (initialize_inlined_parameters): Pass entire CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR accessors. (estimate_num_insns_1): Use new CALL_EXPR accessors. (expand_call_inline): Tidy up call to initialize_inlined_parameters. * tree-vect-transform.c (vect_create_epilog_for_reduction): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. (vectorizable_reduction): Likewise. (vectorizable_call): Use new CALL_EXPR iterators. (vectorizable_conversion): Use build_call_expr. (vectorizable_operation): Use TREE_OPERAND_LENGTH. (vect_gen_widened_results_half): Use build_call_expr. (vect_setup_realignment): Likewise. (vectorizable_live_operation): Use TREE_OPERAND_LENGTH. * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors. (pass_through_call): Likewise. (compute_object_sizes): Likewise. Use fold_call_expr instead of fold_builtin. * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr. (tree_gen_pow2_profiler): Likewise. (tree_gen_one_value_profiler): Likewise. (tree_gen_ic_func_profiler): Likewise. (tree_gen_average_profiler): Likewise. (tree_gen_ior_profiler): Likewise. * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp. (find_func_aliases): Use new CALL_EXPR accessors. Add case tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. * convert.c (convert_to_real): Use new CALL_EXPR accessors and constructor. (convert_to_integer): Likewise. * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR accessors. 2007-02-15 Sandra Loosemore <sandra@codesourcery.com> Brooks Moses <brooks.moses@codesourcery.com> Lee Millward <lee.millward@codesourcery.com> * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR accessors. * config/frv/frv.c (frv_expand_builtin): Likewise. * config/s390/s390.c (s390_expand_builtin): Likewise. * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr. (sparc_expand_builtin): Use new CALL_EXPR accessors. * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise. (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR accessors on it. Fix callers. (ix86_expand_store_builtin): Likewise. (ix86_expand_unop_builtin): Likewise. (ix86_expand_unop1_builtin): Likewise. (ix86_expand_sse_compare): Likewise. (ix86_expand_sse_comi): Likewise. (ix86_expand_vec_init_builtin): Likewise. (ix86_expand_vec_ext_builtin): Likewise. (ix86_expand_vec_set_builtin): Likewise. (ix86_expand_builtin): Use new CALL_EXPR accessors. * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors. * config/c4x/c4x.c (c4x_expand_builtin): Likewise. * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR instead of arglist. Use new CALL_EXPR accessors. Fix callers. (iq2000_expand_builtin): Use new CALL_EXPR accessors. * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use build_call_expr. * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise. (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of arglist. Use new CALL_EXPR accessors. Fix callers. (altivec_expand_abs_builtin): Likewise. (rs6000_expand_binop_builtin): Likewise. (altivec_expand_predicate_builtin): Likewise. (altivec_expand_lv_builtin): Likewise. (spe_expand_stv_builtin): Likewise. (altivec_expand_stv_builtin): Likewise. (rs6000_expand_ternop_builtin): Likewise. (altivec_expand_ld_builtin): Use new CALL_EXPR accessors. (altivec_expand_st_builtin): Likewise. (altivec_expand_dst_builtin): Likewise. (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of arglist. Use new CALL_EXPR accessors. Fix callers. (altivec_expand_vec_set_builtin): Likewise. (altivec_expand_vec_ext_builtin): Likewise. (altivec_expand_builtin): Use new CALL_EXPR accessors. (spe_expand_builtin): Likewise. (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of arglist. Use new CALL_EXPR accessors. Fix callers. (spe_expand_evsel_builtin): Likewise. (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and FCFSX cases must construct whole new CALL_EXPR, not just arglist. * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR instead of arglist. Use new CALL_EXPR accessors. Fix callers. (arm_expand_unop_builtin): Likewise. (arm_expand_builtin): Use new CALL_EXPR accessors. * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR accessors. * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR instead of arglist. Use new CALL_EXPR accessors. Fix callers. (bfin_expand_unop_builtin): Likewise. (bfin_expand_builtin): Use new CALL_EXPR accessors. 2007-02-15 Sandra Loosemore <sandra@codesourcery.com> Brooks Moses <brooks.moses@codesourcery.com> Lee Millward <lee.millward@codesourcery.com> * c-semantics.c (build_stmt): Add internal diagnostic check. * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR accessors. Print arguments explicitly instead of as a list. * c-typeck.c (build_function_call): Use new CALL_EXPR constructors. * c-omp.c (c_finish_omp_barrier): Use build_call_expr. (c_finish_omp_flish): Likewise. * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. (check_function_arguments_recurse): Use new CALL_EXPR accessors. (c_warn_unused_result): Likewise. 2007-02-15 Sandra Loosemore <sandra@codesourcery.com> Brooks Moses <brooks.moses@codesourcery.com> Lee Millward <lee.millward@codesourcery.com> * cp-tree.def (AGGR_INIT_EXPR): Adjust documentation. Change class to tcc_vl_exp. * call.c (build_call): Use build_call_list instead of build3. (build_over_call): Likewise. (build_new_method_call): Use build_min_non_dep_call_list instead of build_min_non_dep. * error.c (dump_call_expr_args): New function. (dump_aggr_init_expr_args): New function. (dump_expr) <AGGR_INIT_EXPR, CALL_EXPR, INDIRECT_REF>: Use them. Update to use new CALL_EXPR and AGGR_INIT_EXPR accessor macros. * cvt.c (convert_to_void): Use build_call_array instead of build3; use new AGGR_INIT_EXPR accessor macros. * mangle.c (write_expression): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. * dump.c (cp_dump_tree) <AGGR_INIT_EXPR>: Update to use new AGGR_INIT_EXPR accessor macros. * cp-gimplify.c (cp_gimplify_init_expr): Use AGGR_INIT_EXPR_SLOT to set the slot operand. * cp-tree.h (AGGR_INIT_EXPR_FN): New macro. (AGGR_INIT_EXPR_SLOT): New macro. (AGGR_INIT_EXPR_ARG): New macro. (aggr_init_expr_nargs): New macro. (AGGR_INIT_EXPR_ARGP): New macro. (aggr_init_expr_arg_iterator): New. (init_aggr_init_expr_arg_iterator): New. (next_aggr_init_expr_arg): New. (first_aggr_init_expr_arg): New. (more_aggr_init_expr_args_p): New. (FOR_EACH_AGGR_INIT_EXPR_ARG): New. (stabilize_aggr_init): New declaration. (build_min_non_dep_call_list): Likewise. * tree.c (process_aggr_init_operands): New function. (build_aggr_init_array) New function. (build_cplus_new): Update to use new CALL_EXPR and AGGR_INIT_EXPR accessor macros. Replace use of build3 with build_aggr_init_array. (build_min_non_dep_call_list) New function. (build_min_nt): Assert input code parameter is not a variable length expression class. (build_min, build_min_non_dep): Likewise. (cp_tree_equal) <CALL_EXPR>: Iterate through the arguments to check for equality instead of recursing. Handle tcc_vl_exp tree code classes. (stabilize_call): Update to only handle CALL_EXPRs, not AGGR_INIT_EXPRs; use new CALL_EXPR accessor macros. (stabilize_aggr_init): New function. (stabilize_init): Use it. * cxx-pretty-print.c (pp_cxx_postfix_expression) <AGGR_INIT_EXPR, CALL_EXPR>: Update to use new CALL_EXPR and AGGR_INIT_EXPR accessor macros and argument iterators. * pt.c (tsubst_copy) <CALL_EXPR>: Replace build_nt with build_vl_exp. Iterate through the operands, recursively processing each one. (tsubst_copy_and_build) <CALL_EXPR>: Update to use new CALL_EXPR accessor macros. (value_dependent_expression_p) <default>: Handle tcc_vl_exp tree code classes. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH. * semantics.c (finish_call_expr): Use build_nt_call_list instead of build_nt. (simplify_aggr_init_expr): Update to use new AGGR_INIT_EXPR accessor macros. Use build_call_array to construct the CALL_EXPR node instead of build3 * decl2.c (build_offset_ref_call_from_tree): Use build_nt_call_list and build_min_non_dep_call_list instead of build_min_nt and build_min_non_dep. * parser.c (cp_parser_postfix_expression) <CPP_OPEN_PAREN>: Use build_nt_call_list instead of build_min_nt. 2007-02-15 Sandra Loosemore <sandra@codesourcery.com> Brooks Moses <brooks.moses@codesourcery.com> Lee Millward <lee.millward@codesourcery.com> * java-tree.h (BUILD_MONITOR_ENTER): Use build_call_nary instead of build3. (BUILD_MONITOR_EXIT): Likewise. * java-gimplify.c (java_gimplify_component_ref): Use build_call_expr. (java_gimplify_modify_expr): Likewise. * class.c (cache_this_class_ref): Use build_call_expr. (build_static_field_ref): Likewise. (emit_indirect_register_classes): Likewise. (emit_register_classes): Likewise. * resource.c (write_resource_constructor): Use build_call_expr. * builtins.c (builtin_creator_function): Change interpretation of the second parameter to be the whole CALL_EXPR instead of the arglist. (max_builtin): Tweak parameter list. Use new CALL_EXPR accessors. (min_builtin): Likewise. (abs_builtin): Likewise. (java_build_function_call_expr): Likewise. (convert_real): Likewise. (UNMARSHAL3): Likewise. (UNMARSHAL4): Likewise. (UNMARSHAL5): Likewise. (build_arglist_for_builtin): Delete. Fix callers to use build_call_expr instead. (putObject_builtin): Tweak parameter list. Use new CALL_EXPR accessors. (compareAndSwapInt_builtin): Likewise. (compareAndSwapLong_builtin): Likewise. (compareAndSwapObject_builtin): Likewise. (putVolatile_builtin): Likewise. (getVolatile_builtin): Likewise. (VMSupportsCS8_builtin): Likewise. (check_for_builtin): Pass entire CALL_EXPR to builtin expander instead of arglist. * expr.c (build_java_athrow): Use build_call_nary instead of build3. (build_java_throw_out_of_bounds_exception): Likewise. (java_check_reference): Likewise. (build_java_arraystore_check): Likewise. (build_newarray): Likewise. (build_anewarray): Likewise. (expand_java_multinewarray): Use build_call_list instead of build3. (build_java_monitor): Use build_call_nary instead of build3. (java_create_object): Likewise. (expand_java_NEW): Likewise. (build_instanceof): Likewise. (expand_java_CHECKCAST): Likewise. (build_java_soft_divmod): Likewise. (build_java_binop): Likewise. (build_field_ref): Likewise. (build_class_init): Likewise. (rewrite_arglist_getcaller): Use build_call_expr. (build_invokeinterface): Use build_call_nary instead of build3. (expand_invoke): Use build_call_list instead of build3. (build_jni_stub): Use build_call_nary, build_call_list, or build_call_expr instead of build3. (expand_java_field_op): Use build_call_expr instead of build3. (force_evaluation_order): Use new CALL_EXPR accessors. * lang.c (java_get_callee_fndecl): Use new CALL_EXPR accessors. 2007-02-15 Sandra Loosemore <sandra@codesourcery.com> Brooks Moses <brooks.moses@codesourcery.com> Lee Millward <lee.millward@codesourcery.com> * objc-act.c (receiver_is_class_object): Use new CALL_EXPR accessors. (objc_get_callee_fndecl): Likewise. 2007-02-15 Sandra Loosemore <sandra@codesourcery.com> Brooks Moses <brooks.moses@codesourcery.com> Lee Millward <lee.millward@codesourcery.com> * trans-expr.c (gfc_conv_power_op): Use build_call_expr. (gfc_conv_string_tmp): Likewise. (gfc_conv_concat_op): Likewise. (gfc_build_compare_string): Likewise. (gfc_conv_function_call): Use build_call_list instead of build3. * trans-array.c (gfc_trans_allocate_array_storage): Use build_call_expr. (gfc_grow_array): Likewise. (gfc_trans_array_ctor_element): Likewise. (gfc_trans_array_constructor_value): Likewise. (gfc_array_allocate): Likewise. (gfc_array_deallocate): Likewise. (gfc_trans_auto_array_allocation): Likewise. (gfc_trans_dummy_array_bias): Likewise. (gfc_conv_array_parameter): Likewise. (gfc_trans_dealloc_allocated): Likewise. (gfc_duplicate_allocatable): Likewise. * trans-openmp.c (gfc_trans_omp_barrier): Use build_call_expr. (gfc_trans_omp_flush): Likewise. * trans-stmt.c (gfc_conv_elementel_dependencies): Use build_call_expr. (gfc_trans_pause): Likewise. (gfc_trans_stop): Likewise. (gfc_trans_character_select): Likewise. (gfc_do_allocate): Likewise. (gfc_trans_assign_need_temp): Likewise. (gfc_trans_pointer_assign_need_temp): Likewise. (gfc_trans_forall_1): Likewise. (gfc_trans_where_2): Likewise. (gfc_trans_allocate): Likewise. (gfc_trans_deallocate): Likewise. * trans.c (gfc_trans_runtime_check): Use build_call_expr. * trans-io.c (gfc_trans_open): Use build_call_expr. (gfc_trans_close): Likewise. (build_filepos): Likewise. (gfc_trans_inquire): Likewise. (NML_FIRST_ARG): Delete. (NML_ADD_ARG): Delete. (transfer_namelist_element): Use build_call_expr. (build_dt): Likewise. (gfc_trans_dt_end): Likewise. (transfer_expr): Likewise. (transfer_array-desc): Likewise. * trans-decl.c (gfc_generate_function_code): Use build_call_expr. (gfc_generate_constructors): Likewise. * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Use build_call_expr. (gfc_conv_intrinsic_fdate): Likewise. (gfc_conv_intrinsic_ttynam): Likewise. (gfc_conv_intrinsic_array_transfer): Likewise. (gfc_conv_associated): Likewise. (gfc_conv_intrinsic_si_kind): Likewise. (gfc_conv_intrinsic_trim): Likewise. (gfc_conv_intrinsic_repeat: Likewise. (gfc_conv_intrinsic_iargc): Likewise. Co-Authored-By: Brooks Moses <brooks.moses@codesourcery.com> Co-Authored-By: Lee Millward <lee.millward@codesourcery.com> From-SVN: r122018
2007-02-13common.opt: Add Wstrict-overflow and Wstrict-overflow=.Ian Lance Taylor1-137/+621
./: * common.opt: Add Wstrict-overflow and Wstrict-overflow=. * flags.h (warn_strict_overflow): Declare. (enum warn_strict_overflow_code): Define. (issue_strict_overflow_warning): New static inline function. * opts.c (warn_strict_overflow): New variable. (common_handle_option): Handle OPT_Wstrict_overflow and OPT_Wstrict_overflow_. * c-opts.c (c_common_handle_option): Set warn_strict_overflow for OPT_Wall. * fold-const.c: Include intl.h. (fold_deferring_overflow_warnings): New static variable. (fold_deferred_overflow_warning): New static variable. (fold_deferred_overflow_code): New static variable. (fold_defer_overflow_warnings): New function. (fold_undefer_overflow_warnings): New function. (fold_undefer_and_ignore_overflow_warnings): New function. (fold_deferring_overflow_warnings_p): New function. (fold_overflow_warning): New static function. (make_range): Add strict_overflow_p parameter. Change all callers. (extract_muldiv, extract_muldiv_1): Likewise. (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling tree_expr_nonnegative_p. (fold_negate_expr): Call fold_overflow_warning. (fold_range_test): Likewise. (fold_comparison): Likewise. (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p. (tree_expr_nonnegative_warnv_p): Rename from tree_expr_nonnegative_p, add strict_overflow_p parameter. (tree_expr_nonnegative_p): New function. (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add strict_overflow_p parameter. (tree_expr_nonzero_p): New function. * passes.c (verify_interpass_invariants): New static function. (execute_one_pass): Call it. * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold warnings. (number_of_iterations_exit, loop_niter_by_eval): Likewise. (estimate_numbers_of_iterations): Likewise. (scev_probably_wraps_p): Likewise. * tree-ssa-ccp.c: Include "toplev.h". (evaluate_stmt): Defer fold overflow warnings until we know we are going to optimize. (struct fold_stmt_r_data): Add stmt field. (fold_stmt_r): Defer fold overflow warnings until we know we optimized. (fold_stmt): Initialize stmt field of fold_stmt_r_data. (fold_stmt_inplace): Likewise. * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h". (cleanup_control_expr_graph): Defer fold overflow warnings until we know we are going to optimize. * tree-cfg.c (fold_cond_expr_cond): Likewise. * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise. * tree-vrp.c (vrp_expr_computes_nonnegative): Call tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p. * tree-ssa-loop-manip.c (create_iv): Likewise. * c-typeck.c (build_conditional_expr): Likewise. (build_binary_op): Likewise. * tree-vrp.c (vrp_expr_computes_nonzero): Call tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p. (extract_range_from_unary_expr): Likewise. * simplify-rtx.c (simplify_const_relational_operation): Warn when assuming that signed overflow does not occur. * c-common.c (pointer_int_sum): Ignore fold overflow warnings. * tree.h (tree_expr_nonnegative_warnv_p): Declare. (fold_defer_overflow_warnings): Declare. (fold_undefer_overflow_warnings): Declare. (fold_undefer_and_ignore_overflow_warnings): Declare. (fold_deferring_overflow_warnings_p): Declare. (tree_expr_nonzero_warnv_p): Declare. * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list of warning options. (Warning Options): Document -Wstrict-overflow. * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h. (tree-ssa-ccp.o): Likewise. (tree-cfgcleanup.o): Change errors.h dependency to toplev.h. (fold-const.o): Depend on intl.h. testsuite/: * gcc.dg/Wstrict-overflow-1.c: New test. * gcc.dg/Wstrict-overflow-2.c: New test. * gcc.dg/Wstrict-overflow-3.c: New test. * gcc.dg/Wstrict-overflow-4.c: New test. * gcc.dg/Wstrict-overflow-5.c: New test. * gcc.dg/Wstrict-overflow-6.c: New test. * gcc.dg/Wstrict-overflow-7.c: New test. * gcc.dg/Wstrict-overflow-8.c: New test. * gcc.dg/Wstrict-overflow-9.c: New test. * gcc.dg/Wstrict-overflow-10.c: New test. From-SVN: r121895
2007-02-09re PR tree-optimization/23361 (Can't eliminate empty loops with power of two ↵Zdenek Dvorak1-0/+34
step and variable bounds) 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz> Richard Guenther <rguenther@suse.de> PR middle-end/23361 * fold-const.c (fold_comparison): Handle obfuscated comparisons against INT_MIN/INT_MAX. * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump file if a loop is removed. * gcc.dg/fold-compare-3.c: New testcase. * gcc.dg/tree-ssa/loop-24.c: Likewise. Co-Authored-By: Richard Guenther <rguenther@suse.de> From-SVN: r121742
2007-02-06fold-const.c (negate_expr_p): Handle CONJ_EXPR.Kaveh R. Ghazi1-0/+9
* fold-const.c (negate_expr_p): Handle CONJ_EXPR. (fold_negate_expr): Likewise. testsuite: * gcc.dg/builtins-20.c: Add more cases. From-SVN: r121639
2007-02-05fold-const.c (fold_unary): Test for availability of BUILT_IN_COS before ↵Roger Sayle1-4/+12
simplifying REAL_PART(CEXPI)) to COS. * fold-const.c (fold_unary) <REAL_PART>: Test for availability of BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS. <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN. * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS before canonicalizing sincos to cexpi. (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi. From-SVN: r121607
2007-02-04re PR middle-end/30636 (incorrect array bounds warning on multi-dimensional ↵Richard Guenther1-0/+29
arrays) 2007-02-04 Richard Guenther <rguenther@suse.de> PR middle-end/30636 * fold-const.c (try_move_mult_to_index): Make sure to not overflow one dimension of a multi-dimensional array access. * g++.dg/warn/pr30636.C: New testcase. * g++.dg/tree-ssa/tmmti-2.C: XFAIL parts. From-SVN: r121575
2007-02-03builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into fabs(x)*sqrt(2).Kaveh R. Ghazi1-2/+39
* builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into fabs(x)*sqrt(2). * fold-const.c (fold_binary): Fix comment typos. Fold complex (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y). testsuite: * gcc.dg/builtins-54.c: Add more cases. From-SVN: r121542
2007-02-02fold-const.c (negate_expr_p, [...]): Handle COMPLEX_EXPR.Kaveh R. Ghazi1-0/+11
* fold-const.c (negate_expr_p, fold_negate_expr): Handle COMPLEX_EXPR. testsuite: * gcc.dg/builtins-20.c: Add more cases. From-SVN: r121511
2007-02-01alias.c (init_alias_analysis): Correct whitespace.Roger Sayle1-2/+2
* alias.c (init_alias_analysis): Correct whitespace. * bb-reorder.c (fix_edges_for_rarely_executed_code, partition_hot_cold_basic_blocks): Likewise. * builtins.c (expand_builtin_printf, expand_builtin_fprintf, expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf, maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk, fold_builtin_snprintf_chk, fold_builtin_printf, fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise. * cfgcleanup.c (cleanup_cfg): Likewise. * cfgexpand.c (tree_expand_cfg): Likewise. * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise. * function.c (get_next_funcdef_no): Likewise. * gengtype.c (main): Likewise. * genmodes.c (main): Likewise. * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise. * haifa-sched.c (schedule_block, extend_h_i_d): Likewise. * ifcvt.c (noce_emit_move_insn): Likewise. * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order): Likewise. * stor-layout.c (get_best_mode): Likewise. * tree-ssa-loop-niter.c (get_val_for): Likewise. * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc, scc_visit, do_ds_constraint, do_complex_constraint, label_visit, perform_var_substitution, solve_graph): Likewise. * tree-vrp.c (vrp_finalize): Likewise. From-SVN: r121470
2007-02-01re PR middle-end/30656 (ICE with -ftrapv)Richard Guenther1-1/+1
2007-02-01 Richard Guenther <rguenther@suse.de> PR middle-end/30656 * fold-const.c (fold_negate_expr): Allow negating a constant if overflow does not change. From-SVN: r121460
2007-01-30fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to avoid ↵Roger Sayle1-11/+11
undefined behaviour on overflow. * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to avoid undefined behaviour on overflow. Use force_fit_type_double to construct the constant with the specified TREE_OVERFLOW. From-SVN: r121332
2007-01-28common.opt: Add fstrict-overflow.Ian Lance Taylor1-38/+39
./: * common.opt: Add fstrict-overflow. * opts.c (decode_options): Set flag_strict_overflow if -O2. * flags.h (TYPE_OVERFLOW_WRAPS): Define. (TYPE_OVERFLOW_UNDEFINED): Define. (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED. Replace all uses. * tree.h (TYPE_TRAP_SIGNED): Don't define. * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED. (fold_negate_expr): Likewise. (make_range): Likewise. (extract_muldiv_1): Likewise. (maybe_canonicalize_comparison): Likewise. (fold_comparison): Likewise. (fold_binary): Likewise. (tree_expr_nonnegative_p): Likewise. (tree_expr_nonzero_p): Likewise. * tree-vrp.c (compare_values): Likewise. (extract_range_from_binary_expr): Likewise. (extract_range_from_unary_expr): Likewise. * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness): Likewise. (nowrap_type_p): Likewise. * tree-scalar-evolution.c (simple_iv): Likewise. * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS. (build_range_check): Likewise. (extract_muldiv_1): Likewise. (fold_comparison): Likewise. * tree-vrp.c (vrp_int_const_binop): Likewise. (extract_range_from_unary_expr): Likewise. * convert.c (convert_to_integer): Likewise. * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS. (fold_comparison): Likewise. (fold_binary): Likewise. * optabs.c (optab_for_tree_code): Likewise. * tree-vectorizer.c (vect_is_simple_reduction): Likewise. * simplify-rtx.c (simplify_const_relational_operation): Check flag_strict_overflow and flag_trapv. (simplify_const_relational_operation): Likewise. * doc/invoke.texi (Option Summary): Mention -fstrict-overflow. (Optimize Options): Add -fstrict-overflow to -O2 list. Document -fstrict-overflow. testsuite/: * gcc.dg/strict-overflow-1.c: New test. * gcc.dg/no-strict-overflow-1.c: New test. * gcc.dg/strict-overflow-2.c: New test. * gcc.dg/no-strict-overflow-2.c: New test. * gcc.dg/strict-overflow-3.c: New test. * gcc.dg/no-strict-overflow-3.c: New test. * gcc.dg/strict-overflow-4.c: New test. * gcc.dg/no-strict-overflow-4.c: New test. * gcc.dg/fold-mod-1.c: Add -fstrict-overflow option. * gcc.dg/pr15784-1.c: Likewise. * gcc.dg/pr20922-1.c: Likewise. * gcc.dg/pr20922-3.c: Likewise. * gcc.dg/pr20922-4.c: Likewise. * gcc.dg/pr20922-6.c: Likewise. * gcc.dg/compare-4.c: Likewise. * gcc.dg/torture/pr26898-1.c: Likewise. * gcc.dg/tree-ssa/divide-1.c: Likewise. * gcc.dg/tree-ssa/divide-2.c: Likewise. * gcc.dg/tree-ssa/divide-3.c: Likewise. * gcc.dg/tree-ssa/divide-4.c: Likewise. * gcc.dg/tree-ssa/pr14490-1.c: Likewise. * gcc.dg/tree-ssa/pr14490-3.c: Likewise. * gcc.dg/tree-ssa/pr21082.c: Likewise. * gcc.dg/tree-ssa/pr26899.c: Likewise. * g++.dg/tree-ssa/pr21082.C: Likewise. From-SVN: r121254
2007-01-28tree.c (tree_fold_gcd): Delete.Roger Sayle1-2/+2
* tree.c (tree_fold_gcd): Delete. * tree.h (tree_fold_gcd): Remove prototype. * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to test whether one constant integer is a multiple of another. Instead call int_const_binop with TRUNC_MOD_EXPR and test for a zero result. * fold-const.c (multiple_of_p): We've determined both TOP and BOTTOM are integer constants so we can call int_const_binop directly instead of the more generic const_binop. From-SVN: r121253
2007-01-28fold-const.c (size_binop): In the fast-paths for X+0...Roger Sayle1-11/+47
* fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and 1*X check that the constant hasn't overflowed, to preserve the TREE_OVERFLOW bit. (round_up): Provide an efficient implementation when rouding-up an INTEGER_CST to a power-of-two. * gcc-dg/large-size-array-3.c: New test case. From-SVN: r121252
2007-01-26builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even' functions.Kaveh R. Ghazi1-0/+9
* builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even' functions. * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan, catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions. testsuite: * gcc.dg/builtins-20.c: Add more cases. * gcc.dg/torture/builtin-symmetric-1.c: Likewise. From-SVN: r121200
2007-01-19fold-const.c (fold_unary): Optimize away a VIEW_CONVERT_EXPR to the same ↵Roger Sayle1-0/+2
type as it's operand. * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a VIEW_CONVERT_EXPR to the same type as it's operand. From-SVN: r120945
2007-01-13tree.h (force_fit_type_double): Remove unused final argument.Roger Sayle1-27/+19
* tree.h (force_fit_type_double): Remove unused final argument. * c-common.c (constant_expression_warning): Replace use of TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW. (convert_and_check): Likewise. (shorten_compare): Update call to force_fit_type_double. (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop. * convert.c (convert_to_pointer): Update call to force_fit_type_double. * fold-const.c (force_fit_type_double): Remove overflowed_const argument. (int_const_binop, fold_convert_const_int_from_int, fold_convert_const_int_from_real, fold_div_compare, fold_sign_changed_comparison, fold_unary, fold_negate_const, fold_abs_const, fold_not_const): Remove the final argument from calls to force_fit_type_double. From-SVN: r120746
2007-01-11builtins.c (expand_builtin_pow, [...]): Replace uses of the macro ↵Roger Sayle1-66/+35
TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW. * builtins.c (expand_builtin_pow, expand_builtin_powi, fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil, fold_builtin_round, fold_builtin_int_int_roundingfn, fold_builtin_bitop, fold_builtin_bswap, real_constp, fold_builtin_pow, fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign, do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW. * convert.c (convert_to_pointer): Likewise. * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise. * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop, const_binop, fold_convert_const_int_from_int, fold_convert_const_int_from_real, fold_convert_const_real_from_real, sign_bit_p, optimize_minmax_comparison, extract_muldiv_1, fold_div_compare, fold_sign_changed_comparison, fold_unary, fold_comparison, fold_binary, multiple_of_p, tree_Expr_non_zero_p, fold_negate_const, fold_abs_const, fold_not_const): Likewise. * print-tree.c (print_node_brief, print_node): Likewise. * stor-layout.c (place_field, layout_type): Likewise. * tree-chrec.c (keep_cast): Likewise. * tree.c (build_vector, build_real, build_real_from_int_cst, build_complex): Likewise. From-SVN: r120678
2007-01-10fold-const.c (fold_comparison): Fold comparisons like (x * 1000 < 0) to (x < 0).Robert Kennedy1-0/+25
./: * fold-const.c (fold_comparison): Fold comparisons like (x * 1000 < 0) to (x < 0). testsuite/: * gcc.dg/fold-compare-2.c: New test case for fold_comparison. From-SVN: r120649
2007-01-10fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.Tom Tromey1-8/+2
gcc * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p. (fold_binary): Likewise. * langhooks.c (lhd_can_use_bit_fields_p): Removed. * langhooks-def.h (lhd_can_use_bit_fields_p): Removed. (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed. (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P. * langhooks.h (struct lang_hooks): Removed field 'can_use_bit_fields_p'. gcc/java * lang.c (java_can_use_bit_fields_p): Removed. (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed. From-SVN: r120647
2007-01-08tree.h (force_fit_type_double): Export.Richard Guenther1-75/+72
2007-01-08 Richard Guenther <rguenther@suse.de> * tree.h (force_fit_type_double): Export. (force_fit_type): Remove. * fold-const.c (force_fit_type_double): New function. (force_fit_type): Remove. (int_const_binop): Use it. (fold_convert_const_int_from_int): Likewise. (fold_convert_const_int_from_real): Likewise. (fold_div_compare): Likewise. (fold_sign_changed_comparison): Likewise. (fold_unary): Likewise. (fold_negate_const): Likewise. (fold_abs_const): Likewise. (fold_not_const): Likewise. * c-common.c (shorten_compare): Use force_fit_type_double. * convert.c (convert_to_pointer): Likewise. From-SVN: r120597
2007-01-08tree.h (build_int_cst_wide_type): Export.Richard Guenther1-21/+10
2007-01-08 Richard Guenther <rguenther@suse.de> * tree.h (build_int_cst_wide_type): Export. * tree.c (build_int_cst_wide_type): New function. (build_int_cst_wide): Fix comment. * builtins.c (fold_builtin_object_size): Use build_int_cst to build -1 or 0 of the correct type. Use fit_double_type to check for overflow. * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type to build the mask. (decode_field_reference): Likewise. (all_ones_mask_p): Likewise. (native_interpret_int): Use build_int_cst_wide_type. (fold_binary): Use build_int_cst_type to build an all-ones value. * stor-layout.c (set_sizetype): Use build_int_cst_wide_type. java/ * lex.c (do_java_lex): Use build_int_cst_wide_type. * jcf-parse.c (get_constant): Likewise. cp/ * cvt.c (cp_convert_to_pointer): Use build_int_cst_type. ada/ * cuintp.c (build_cst_from_int): Use built_int_cst_type. * trans.c (gnat_to_gnu): Likewise. From-SVN: r120596
2007-01-08builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.Richard Guenther1-44/+72
2007-01-08 Richard Guenther <rguenther@suse.de> * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type. * tree.c (build_int_cst_type): Likewise. (size_in_bytes): Don't call force_fit_type on the result. (int_fits_type_p): Use fit_double_type. * fold-const.c (fit_double_type): New function. (force_fit_type): Use it. * tree.h (fit_double_type): Export. From-SVN: r120593
2007-01-04fold-const.c (fold_convert): When casting an expression to void...Roger Sayle1-1/+4
* fold-const.c (fold_convert): When casting an expression to void, fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't have a type. Instead of attempting to build a NOP_EXPR, return these "special" trees directly. From-SVN: r120451
2007-01-02fold-const.c (fold_binary): Fold "(X^C1) eq/ne C2" into "X eq/ne (C1^C2)".Roger Sayle1-0/+39
* fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2)) eq/ne Y". * gcc.dg/fold-eqxor-4.c: New test case. From-SVN: r120333
2006-12-31re PR tree-optimization/30137 (Missed folding of pointer comparison)Richard Guenther1-0/+104
2006-12-31 Richard Guenther <rguenther@suse.de> PR middle-end/30137 * fold-const.c (fold_comparison): Fold comparison of addresses of components. * testsuite/gcc.dg/pr30137-1.c: New testcase. * testsuite/gcc.dg/pr30137-2.c: Likewise. From-SVN: r120301