Introduce class rtx_writer
gcc/ChangeLog:
* print-rtl-function.c (print_rtx_function): Rewrite in terms of
class rtx_writer.
* print-rtl.c (outfile): Delete global.
(sawclose): Likewise.
(indent): Likewise.
(in_call_function_usage): Likewise.
(flag_compact): Likewise.
(flag_simple): Likewise.
(rtx_writer::rtx_writer): New ctor.
(print_rtx_operand_code_0): Convert to...
(rtx_writer::print_rtx_operand_code_0): ...this.
(print_rtx_operand_code_e): Convert to...
(rtx_writer::print_rtx_operand_code_e): ...this.
(print_rtx_operand_codes_E_and_V): Convert to...
(rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
(print_rtx_operand_code_i): Convert to...
(rtx_writer::print_rtx_operand_code_i): ...this.
(print_rtx_operand_code_r): Convert to...
(rtx_writer::print_rtx_operand_code_r): ...this.
(print_rtx_operand_code_u): Convert to...
(rtx_writer::print_rtx_operand_code_u): ...this.
(print_rtx_operand): Convert to...
(rtx_writer::print_rtx_operand): ...this.
(print_rtx): Convert to...
(rtx_writer::print_rtx): ...this.
(print_inline_rtx): Rewrite in terms of class rtx_writer.
(debug_rtx): Likewise.
(print_rtl): Convert to...
(rtx_writer::print_rtl): ...this.
(print_rtl): Reimplement in terms of class rtx_writer.
(print_rtl_single): Rewrite in terms of class rtx_writer.
(print_rtl_single_with_indent): Convert to..
(rtx_writer::print_rtl_single_with_indent): ...this.
(print_simple_rtl): Rewrite in terms of class rtx_writer.
* print-rtl.h (flag_compact): Delete decl.
(class rtx_writer): New class.
* rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
class rtx_writer.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@241586 138bc75d-0d04-0410-961f-82ee72b054a4