/* Definitions of target machine for GNU compiler, for HPs using the
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/* Definitions of target machine for GNU compiler, for HPs using the
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64bit runtime model.
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64bit runtime model.
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Copyright (C) 1999, 2000, 2003, 2004, 2007 Free Software Foundation, Inc.
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Copyright (C) 1999, 2000, 2003, 2004, 2007 Free Software Foundation, Inc.
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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
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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any later version.
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GCC is distributed in the hope that it will be useful,
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public 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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/* The default sizes for basic datatypes provided by GCC are not
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/* The default sizes for basic datatypes provided by GCC are not
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correct for the PA64 runtime architecture.
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correct for the PA64 runtime architecture.
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In PA64, basic types have the following sizes
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In PA64, basic types have the following sizes
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char 1 byte
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char 1 byte
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short 2 bytes
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short 2 bytes
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int 4 bytes
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int 4 bytes
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long 8 bytes
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long 8 bytes
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long long 8 bytes
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long long 8 bytes
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pointer 8 bytes
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pointer 8 bytes
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float 4 bytes
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float 4 bytes
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double 8 bytes
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double 8 bytes
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long double 16 bytes
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long double 16 bytes
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size_t 8 bytes
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size_t 8 bytes
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ptrdiff_t 8 bytes
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ptrdiff_t 8 bytes
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wchar 4 bytes
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wchar 4 bytes
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Make GCC agree with types.h. */
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Make GCC agree with types.h. */
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#undef SIZE_TYPE
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#undef SIZE_TYPE
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#define SIZE_TYPE "long unsigned int"
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#define SIZE_TYPE "long unsigned int"
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#undef PTRDIFF_TYPE
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#undef PTRDIFF_TYPE
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#define PTRDIFF_TYPE "long int"
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#define PTRDIFF_TYPE "long int"
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#undef WCHAR_TYPE
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#undef WCHAR_TYPE
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#define WCHAR_TYPE "unsigned int"
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#define WCHAR_TYPE "unsigned int"
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#undef WCHAR_TYPE_SIZE
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#undef WCHAR_TYPE_SIZE
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#define WCHAR_TYPE_SIZE 32
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#define WCHAR_TYPE_SIZE 32
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/* If it is not listed here, then the default selected by GCC is OK. */
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/* If it is not listed here, then the default selected by GCC is OK. */
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#undef SHORT_TYPE_SIZE
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#undef SHORT_TYPE_SIZE
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#define SHORT_TYPE_SIZE 16
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#define SHORT_TYPE_SIZE 16
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#undef INT_TYPE_SIZE
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#undef INT_TYPE_SIZE
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#define INT_TYPE_SIZE 32
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#define INT_TYPE_SIZE 32
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#undef LONG_TYPE_SIZE
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#undef LONG_TYPE_SIZE
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#define LONG_TYPE_SIZE 64
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#define LONG_TYPE_SIZE 64
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#undef LONG_LONG_TYPE_SIZE
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#undef LONG_LONG_TYPE_SIZE
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#define LONG_LONG_TYPE_SIZE 64
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#define LONG_LONG_TYPE_SIZE 64
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#undef FLOAT_TYPE_SIZE
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#undef FLOAT_TYPE_SIZE
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#define FLOAT_TYPE_SIZE 32
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#define FLOAT_TYPE_SIZE 32
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#undef DOUBLE_TYPE_SIZE
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#undef DOUBLE_TYPE_SIZE
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#define DOUBLE_TYPE_SIZE 64
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#define DOUBLE_TYPE_SIZE 64
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#undef LONG_DOUBLE_TYPE_SIZE
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#undef LONG_DOUBLE_TYPE_SIZE
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#define LONG_DOUBLE_TYPE_SIZE 128
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#define LONG_DOUBLE_TYPE_SIZE 128
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/* Temporary until we figure out what to do with those *(&@$ 32bit
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/* Temporary until we figure out what to do with those *(&@$ 32bit
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relocs which appear in stabs. */
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relocs which appear in stabs. */
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#undef DBX_DEBUGGING_INFO
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#undef DBX_DEBUGGING_INFO
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/* ?!? This needs to be made compile-time selectable.
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/* ?!? This needs to be made compile-time selectable.
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The PA64 runtime model has arguments that grow to higher addresses
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The PA64 runtime model has arguments that grow to higher addresses
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(like most other targets). The older runtime model has arguments
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(like most other targets). The older runtime model has arguments
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that grow to lower addresses. What fun. */
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that grow to lower addresses. What fun. */
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#undef ARGS_GROW_DOWNWARD
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#undef ARGS_GROW_DOWNWARD
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/* If defined, a C expression which determines whether the default
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/* If defined, a C expression which determines whether the default
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implementation of va_arg will attempt to pad down before reading the
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implementation of va_arg will attempt to pad down before reading the
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next argument, if that argument is smaller than its aligned space as
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next argument, if that argument is smaller than its aligned space as
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controlled by PARM_BOUNDARY. If this macro is not defined, all such
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controlled by PARM_BOUNDARY. If this macro is not defined, all such
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arguments are padded down when BYTES_BIG_ENDIAN is true. We don't
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arguments are padded down when BYTES_BIG_ENDIAN is true. We don't
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want aggregates padded down. */
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want aggregates padded down. */
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#define PAD_VARARGS_DOWN (!AGGREGATE_TYPE_P (type))
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#define PAD_VARARGS_DOWN (!AGGREGATE_TYPE_P (type))
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/* In the PA architecture, it is not possible to directly move data
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/* In the PA architecture, it is not possible to directly move data
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between GENERAL_REGS and FP_REGS. On the 32-bit port, we use the
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between GENERAL_REGS and FP_REGS. On the 32-bit port, we use the
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location at SP-16 because PA 1.X only supports 5-bit immediates for
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location at SP-16 because PA 1.X only supports 5-bit immediates for
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floating-point loads and stores. We don't expose this location in
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floating-point loads and stores. We don't expose this location in
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the RTL to avoid scheduling related problems. For example, the
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the RTL to avoid scheduling related problems. For example, the
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store and load could be separated by a call to a pure or const
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store and load could be separated by a call to a pure or const
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function which has no frame and this function might also use SP-16.
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function which has no frame and this function might also use SP-16.
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We have 14-bit immediates on the 64-bit port, so we use secondary
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We have 14-bit immediates on the 64-bit port, so we use secondary
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memory for the copies. */
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memory for the copies. */
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#define SECONDARY_MEMORY_NEEDED(CLASS1, CLASS2, MODE) \
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#define SECONDARY_MEMORY_NEEDED(CLASS1, CLASS2, MODE) \
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(MAYBE_FP_REG_CLASS_P (CLASS1) != FP_REG_CLASS_P (CLASS2) \
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(MAYBE_FP_REG_CLASS_P (CLASS1) != FP_REG_CLASS_P (CLASS2) \
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|| MAYBE_FP_REG_CLASS_P (CLASS2) != FP_REG_CLASS_P (CLASS1))
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|| MAYBE_FP_REG_CLASS_P (CLASS2) != FP_REG_CLASS_P (CLASS1))
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