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* tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
authorjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 9 Apr 2005 17:19:58 +0000 (17:19 +0000)
committerjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 9 Apr 2005 17:19:58 +0000 (17:19 +0000)
commita6c787e5b7ad773092038330079c7c62122ae7f7
tree61752d61b3fcec7c9f45123820661900d12f5e36
parent55fcc6a4251261bf1b1683c720e9a9fe1d977422
* tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
and TI_VA_LIST_FPR_COUNTER_FIELD.
(va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
* tree-pass.h (pass_stdarg): Add.
* tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
* tree-stdarg.c: New file.
* tree-stdarg.h: New file.
* Makefile.in (OBJS-common): Add tree-stdarg.o.
(tree-stdarg.o): Add dependencies.
* function.h (struct function): Add va_list_gpr_size and
va_list_fpr_size fields.
* function.c (allocate_struct_function): Initialize them.
* target.h (struct gcc_target): Add stdarg_optimize_hook.
* target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
(TARGET_INITIALIZER): Add it.

* config/i386/i386.c (ix86_build_builtin_va_list): Initialize
va_list_{g,f}pr_counter_field.
(ix86_setup_incoming_varargs): Don't do anything if reg_save
area will not be used.  Only save registers that tree-stdarg.c
detected they need saving.
(ix86_va_start): Don't set up fields that won't be used.

* config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
va_list_{g,f}pr_counter_field.
(setup_incoming_varargs): Don't do anything if reg_save
area will not be used.  Only save registers that tree-stdarg.c
detected they need saving.
(rs6000_va_start): Don't set up fields that won't be used.

* config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
(alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
(va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
(TARGET_STDARG_OPTIMIZE_HOOK): Define.

* gcc.dg/tree-ssa/stdarg-1.c: New test.
* gcc.dg/tree-ssa/stdarg-2.c: New test.
* gcc.dg/tree-ssa/stdarg-3.c: New test.
* gcc.dg/tree-ssa/stdarg-4.c: New test.
* gcc.dg/tree-ssa/stdarg-5.c: New test.
* gcc.c-torture/execute/stdarg-4.c: New test.

* gcc.dg/vmx/varargs-1.c (f1, f2, f3): Add missing va_end.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@97916 138bc75d-0d04-0410-961f-82ee72b054a4
22 files changed:
gcc/ChangeLog
gcc/Makefile.in
gcc/config/alpha/alpha.c
gcc/config/i386/i386.c
gcc/config/rs6000/rs6000.c
gcc/function.c
gcc/function.h
gcc/target-def.h
gcc/target.h
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.c-torture/execute/stdarg-4.c [new file with mode: 0644]
gcc/testsuite/gcc.dg/tree-ssa/stdarg-1.c [new file with mode: 0644]
gcc/testsuite/gcc.dg/tree-ssa/stdarg-2.c [new file with mode: 0644]
gcc/testsuite/gcc.dg/tree-ssa/stdarg-3.c [new file with mode: 0644]
gcc/testsuite/gcc.dg/tree-ssa/stdarg-4.c [new file with mode: 0644]
gcc/testsuite/gcc.dg/tree-ssa/stdarg-5.c [new file with mode: 0644]
gcc/testsuite/gcc.dg/vmx/varargs-1.c
gcc/tree-optimize.c
gcc/tree-pass.h
gcc/tree-stdarg.c [new file with mode: 0644]
gcc/tree-stdarg.h [new file with mode: 0644]
gcc/tree.h