* builtins.c (interclass_mathfn_icode): New helper.

	(expand_builtin_interclass_mathfn): Use it here, and split folding
	into ...
	(fold_builtin_interclass_mathfn): ... this new folder.
	(build_call_nofold_loc): New static helper.
	(build_call_nofold): New wrapper macro for above.
	(expand_builtin_int_roundingfn): Use it instead of build_call_expr.
	(expand_builtin_pow): Ditto.
	(expand_builtin_memset_args): Ditto.
	(expand_builtin_printf): Ditto.
	(expand_builtin_fprintf): Ditto.
	(expand_builtin_sprintf): Ditto.
	(expand_builtin_memory_chk): Ditto.
	(expand_builtin_mempcpy_args): Ditto and don't call folders.
	(expand_builtin_stpcpy): Ditto.
	(expand_builtin_strcmp): Ditto.
	(expand_builtin_strncmp): Ditto.
	(expand_builtin_strcpy): Remove FNDECL and MODE arguments.
	(expand_builtin_strcpy_args): Don't call folders.
	(expand_builtin_memcmp): Ditto.
	(expand_builtin_strncpy): Ditto, and use target.
	(expand_builtin_memcpy): Ditto.
	(expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
	expand_builtin_strpbrk, expand_builtin_memmove,
	expand_builtin_memmove_args, expand_builtin_bcopy,
	expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
	expand_builtin_strspn, expand_builtin_strcspn,
	expand_builtin_fputs): Remove these.
	(expand_builtin): Don't call the above, change calls to other
	expanders that changed prototype.
	(fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
	(fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
	fold_builtin_interclass_mathfn.
	(fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
	(fold_builtin_strcat): Add folding split from expand_builtin_strcat.

	* fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
	* passes.c (init_optimization_passes): Move pass_fold_builtins
	after last phiopt pass.
	* tree-inline.c (fold_marked_statements): When folding builtins
	iterate over all instruction potentially generated.
	* tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
	earlier.
	(fold_gimple_call): Use it to always fold calls (into potentially
	multiple instructions).
	* tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
	calls into zero at this time.
	* tree-ssa-propagate.c (substitute_and_fold): Ignore multiple 
	statements generated by builtin folding.

testsuite/
	* gcc.dg/builtins-44.c: Use __builtin_isinf_sign when checking
	for sign of -Inf.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@152236 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 52 insertions, 0 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 709999545c3..74c6d06f6ae 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,55 @@
+2009-09-28  Michael Matz  <matz@suse.de>
+
+	* builtins.c (interclass_mathfn_icode): New helper.
+	(expand_builtin_interclass_mathfn): Use it here, and split folding
+	into ...
+	(fold_builtin_interclass_mathfn): ... this new folder.
+	(build_call_nofold_loc): New static helper.
+	(build_call_nofold): New wrapper macro for above.
+	(expand_builtin_int_roundingfn): Use it instead of build_call_expr.
+	(expand_builtin_pow): Ditto.
+	(expand_builtin_memset_args): Ditto.
+	(expand_builtin_printf): Ditto.
+	(expand_builtin_fprintf): Ditto.
+	(expand_builtin_sprintf): Ditto.
+	(expand_builtin_memory_chk): Ditto.
+	(expand_builtin_mempcpy_args): Ditto and don't call folders.
+	(expand_builtin_stpcpy): Ditto.
+	(expand_builtin_strcmp): Ditto.
+	(expand_builtin_strncmp): Ditto.
+	(expand_builtin_strcpy): Remove FNDECL and MODE arguments.
+	(expand_builtin_strcpy_args): Don't call folders.
+	(expand_builtin_memcmp): Ditto.
+	(expand_builtin_strncpy): Ditto, and use target.
+	(expand_builtin_memcpy): Ditto.
+	(expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
+	expand_builtin_strpbrk, expand_builtin_memmove,
+	expand_builtin_memmove_args, expand_builtin_bcopy,
+	expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
+	expand_builtin_strspn, expand_builtin_strcspn,
+	expand_builtin_fputs): Remove these.
+	(expand_builtin): Don't call the above, change calls to other
+	expanders that changed prototype.
+	(fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
+	(fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
+	fold_builtin_interclass_mathfn.
+	(fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
+	(fold_builtin_strcat): Add folding split from expand_builtin_strcat.
+
+	* fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
+	* passes.c (init_optimization_passes): Move pass_fold_builtins
+	after last phiopt pass.
+	* tree-inline.c (fold_marked_statements): When folding builtins
+	iterate over all instruction potentially generated.
+	* tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
+	earlier.
+	(fold_gimple_call): Use it to always fold calls (into potentially
+	multiple instructions).
+	* tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
+	calls into zero at this time.
+	* tree-ssa-propagate.c (substitute_and_fold): Ignore multiple 
+	statements generated by builtin folding.
+
 2009-09-28  Nick Clifton  <nickc@redhat.com>
 
 	* config/m32r/m32r.c (m32r_is_insn): Return false for debugging