/* Definitions for PowerPC single-precision floating point unit
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/* Definitions for PowerPC single-precision floating point unit
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such as Xilinx PowerPC 405/440 APU.
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such as Xilinx PowerPC 405/440 APU.
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Copyright (C) 2008 Free Software Foundation, Inc.
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Copyright (C) 2008 Free Software Foundation, Inc.
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Contributed by Michael Eager (eager@eagercon.com)
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Contributed by Michael Eager (eager@eagercon.com)
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This file is part of GCC.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it
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GCC is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published
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under the terms of the GNU General Public License as published
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by the Free Software Foundation; either version 3, or (at your
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by the Free Software Foundation; either version 3, or (at your
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option) any later version.
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option) any later version.
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GCC is distributed in the hope that it will be useful, but WITHOUT
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GCC is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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/* Undefine definitions from rs6000.h. */
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/* Undefine definitions from rs6000.h. */
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#undef TARGET_SINGLE_FLOAT
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#undef TARGET_SINGLE_FLOAT
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#undef TARGET_DOUBLE_FLOAT
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#undef TARGET_DOUBLE_FLOAT
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#undef TARGET_SINGLE_FPU
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#undef TARGET_SINGLE_FPU
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#undef TARGET_SIMPLE_FPU
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#undef TARGET_SIMPLE_FPU
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#undef UNITS_PER_FP_WORD
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#undef UNITS_PER_FP_WORD
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/* FPU operations supported.
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/* FPU operations supported.
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If TARGET_SINGLE_FPU set, processor supports single fp options. */
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If TARGET_SINGLE_FPU set, processor supports single fp options. */
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#define TARGET_SINGLE_FLOAT (rs6000_single_float)
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#define TARGET_SINGLE_FLOAT (rs6000_single_float)
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#define TARGET_DOUBLE_FLOAT (rs6000_double_float)
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#define TARGET_DOUBLE_FLOAT (rs6000_double_float)
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#define TARGET_SINGLE_FPU 1
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#define TARGET_SINGLE_FPU 1
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#define TARGET_SIMPLE_FPU (rs6000_simple_fpu)
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#define TARGET_SIMPLE_FPU (rs6000_simple_fpu)
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/* FP word width depends on single/double fp support. */
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/* FP word width depends on single/double fp support. */
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#define UNITS_PER_FP_WORD ((TARGET_SOFT_FLOAT || TARGET_DOUBLE_FLOAT) ? 8 : 4)
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#define UNITS_PER_FP_WORD ((TARGET_SOFT_FLOAT || TARGET_DOUBLE_FLOAT) ? 8 : 4)
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