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PR tree-optimization/1046
authorhubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4>
Thu, 11 Jan 2007 16:50:32 +0000 (16:50 +0000)
committerhubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4>
Thu, 11 Jan 2007 16:50:32 +0000 (16:50 +0000)
commit49290934bff05cf0dff6c6268e56b944d8b6578d
treeb4875a136a081b16613b2c91b41d60c5a6882b7c
parent9398d12b1ec956d2bc15d2e49d9e4c997fc974d1
PR tree-optimization/1046
* tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
when alias info is not ready.
(pass_tail_recursion): Do not require aliasing.
* tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
* tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
* tree-ssa-copy.c (pass_copy_prop): Likewise.
* tree-ssa-forwprop.c (pass_forwprop): Likewise.
* tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
* passes.c (init_optimization_passes): Execute rename_ssa_copies,
ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
before inlining.
* tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
When aliasing is not build, mark statement as volatile.

* gcc.dg/tree-ssa/tailrecursion-4.c: Update dump file.
* gcc.dg/tree-ssa/tailrecursion-1.c: Update dump file.
* gcc.dg/tree-ssa/tailrecursion-2.c: Update dump file.
* gcc.dg/tree-ssa/tailrecursion-3.c: Update dump file.
* gcc.dg/tree-ssa/pr21658.c: Likewise.
* gcc.dg/tree-ssa/pr15349.c: Likewise.
* gcc.dg/tree-ssa/pr25501.c: Likewise.
* gcc.dg/tree-ssa/vrp11.c: Make more complex so it still test
transformation in question.
* gcc.dg/tree-ssa/vrp05.c: Likewise.
* gcc.dg/tree-ssa/pr20701.c: Likewise.
* gcc.dg/always_inline3.c: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@120681 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/passes.c
gcc/tree-pass.h
gcc/tree-ssa-ccp.c
gcc/tree-ssa-copy.c
gcc/tree-ssa-copyrename.c
gcc/tree-ssa-dce.c
gcc/tree-ssa-forwprop.c
gcc/tree-ssa-operands.c
gcc/tree-ssanames.c
gcc/tree-tailcall.c