/* Definitions of target machine for GNU compiler. NEC V850 series
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/* Definitions of target machine for GNU compiler. NEC V850 series
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Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
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Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
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2007 Free Software Foundation, Inc.
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2007 Free Software Foundation, Inc.
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Contributed by Jeff Law (law@cygnus.com).
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Contributed by Jeff Law (law@cygnus.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
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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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#ifndef GCC_V850_H
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#ifndef GCC_V850_H
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#define GCC_V850_H
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#define GCC_V850_H
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/* These are defined in svr4.h but we want to override them. */
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/* These are defined in svr4.h but we want to override them. */
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#undef LIB_SPEC
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#undef LIB_SPEC
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#undef ENDFILE_SPEC
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#undef ENDFILE_SPEC
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#undef LINK_SPEC
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#undef LINK_SPEC
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#undef STARTFILE_SPEC
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#undef STARTFILE_SPEC
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#undef ASM_SPEC
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#undef ASM_SPEC
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#define TARGET_CPU_generic 1
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#define TARGET_CPU_generic 1
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#define TARGET_CPU_v850e 2
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#define TARGET_CPU_v850e 2
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#define TARGET_CPU_v850e1 3
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#define TARGET_CPU_v850e1 3
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#ifndef TARGET_CPU_DEFAULT
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#ifndef TARGET_CPU_DEFAULT
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#define TARGET_CPU_DEFAULT TARGET_CPU_generic
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#define TARGET_CPU_DEFAULT TARGET_CPU_generic
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#endif
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#endif
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#define MASK_DEFAULT MASK_V850
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#define MASK_DEFAULT MASK_V850
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#define SUBTARGET_ASM_SPEC "%{!mv*:-mv850}"
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#define SUBTARGET_ASM_SPEC "%{!mv*:-mv850}"
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#define SUBTARGET_CPP_SPEC "%{!mv*:-D__v850__}"
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#define SUBTARGET_CPP_SPEC "%{!mv*:-D__v850__}"
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#define TARGET_VERSION fprintf (stderr, " (NEC V850)");
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#define TARGET_VERSION fprintf (stderr, " (NEC V850)");
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/* Choose which processor will be the default.
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/* Choose which processor will be the default.
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We must pass a -mv850xx option to the assembler if no explicit -mv* option
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We must pass a -mv850xx option to the assembler if no explicit -mv* option
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is given, because the assembler's processor default may not be correct. */
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is given, because the assembler's processor default may not be correct. */
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#if TARGET_CPU_DEFAULT == TARGET_CPU_v850e
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#if TARGET_CPU_DEFAULT == TARGET_CPU_v850e
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#undef MASK_DEFAULT
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#undef MASK_DEFAULT
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#define MASK_DEFAULT MASK_V850E
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#define MASK_DEFAULT MASK_V850E
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#undef SUBTARGET_ASM_SPEC
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#undef SUBTARGET_ASM_SPEC
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#define SUBTARGET_ASM_SPEC "%{!mv*:-mv850e}"
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#define SUBTARGET_ASM_SPEC "%{!mv*:-mv850e}"
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#undef SUBTARGET_CPP_SPEC
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#undef SUBTARGET_CPP_SPEC
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#define SUBTARGET_CPP_SPEC "%{!mv*:-D__v850e__}"
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#define SUBTARGET_CPP_SPEC "%{!mv*:-D__v850e__}"
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#undef TARGET_VERSION
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#undef TARGET_VERSION
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#define TARGET_VERSION fprintf (stderr, " (NEC V850E)");
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#define TARGET_VERSION fprintf (stderr, " (NEC V850E)");
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#endif
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#endif
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#if TARGET_CPU_DEFAULT == TARGET_CPU_v850e1
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#if TARGET_CPU_DEFAULT == TARGET_CPU_v850e1
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#undef MASK_DEFAULT
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#undef MASK_DEFAULT
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#define MASK_DEFAULT MASK_V850E /* No practical difference. */
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#define MASK_DEFAULT MASK_V850E /* No practical difference. */
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#undef SUBTARGET_ASM_SPEC
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#undef SUBTARGET_ASM_SPEC
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#define SUBTARGET_ASM_SPEC "%{!mv*:-mv850e1}"
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#define SUBTARGET_ASM_SPEC "%{!mv*:-mv850e1}"
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#undef SUBTARGET_CPP_SPEC
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#undef SUBTARGET_CPP_SPEC
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#define SUBTARGET_CPP_SPEC "%{!mv*:-D__v850e1__} %{mv850e1:-D__v850e1__}"
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#define SUBTARGET_CPP_SPEC "%{!mv*:-D__v850e1__} %{mv850e1:-D__v850e1__}"
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#undef TARGET_VERSION
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#undef TARGET_VERSION
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#define TARGET_VERSION fprintf (stderr, " (NEC V850E1)");
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#define TARGET_VERSION fprintf (stderr, " (NEC V850E1)");
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#endif
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#endif
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#define ASM_SPEC "%{mv*:-mv%*}"
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#define ASM_SPEC "%{mv*:-mv%*}"
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#define CPP_SPEC "%{mv850e:-D__v850e__} %{mv850:-D__v850__} %(subtarget_cpp_spec)"
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#define CPP_SPEC "%{mv850e:-D__v850e__} %{mv850:-D__v850__} %(subtarget_cpp_spec)"
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#define EXTRA_SPECS \
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#define EXTRA_SPECS \
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{ "subtarget_asm_spec", SUBTARGET_ASM_SPEC }, \
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{ "subtarget_asm_spec", SUBTARGET_ASM_SPEC }, \
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{ "subtarget_cpp_spec", SUBTARGET_CPP_SPEC }
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{ "subtarget_cpp_spec", SUBTARGET_CPP_SPEC }
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/* Names to predefine in the preprocessor for this target machine. */
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/* Names to predefine in the preprocessor for this target machine. */
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#define TARGET_CPU_CPP_BUILTINS() do { \
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#define TARGET_CPU_CPP_BUILTINS() do { \
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builtin_define( "__v851__" ); \
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builtin_define( "__v851__" ); \
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builtin_define( "__v850" ); \
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builtin_define( "__v850" ); \
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builtin_assert( "machine=v850" ); \
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builtin_assert( "machine=v850" ); \
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builtin_assert( "cpu=v850" ); \
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builtin_assert( "cpu=v850" ); \
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if (TARGET_EP) \
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if (TARGET_EP) \
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builtin_define ("__EP__"); \
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builtin_define ("__EP__"); \
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} while(0)
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} while(0)
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#define MASK_CPU (MASK_V850 | MASK_V850E)
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#define MASK_CPU (MASK_V850 | MASK_V850E)
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/* Information about the various small memory areas. */
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/* Information about the various small memory areas. */
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struct small_memory_info {
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struct small_memory_info {
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const char *name;
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const char *name;
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long max;
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long max;
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long physical_max;
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long physical_max;
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};
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};
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enum small_memory_type {
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enum small_memory_type {
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/* tiny data area, using EP as base register */
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/* tiny data area, using EP as base register */
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SMALL_MEMORY_TDA = 0,
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SMALL_MEMORY_TDA = 0,
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/* small data area using dp as base register */
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/* small data area using dp as base register */
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SMALL_MEMORY_SDA,
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SMALL_MEMORY_SDA,
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/* zero data area using r0 as base register */
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/* zero data area using r0 as base register */
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SMALL_MEMORY_ZDA,
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SMALL_MEMORY_ZDA,
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SMALL_MEMORY_max
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SMALL_MEMORY_max
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};
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};
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extern struct small_memory_info small_memory[(int)SMALL_MEMORY_max];
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extern struct small_memory_info small_memory[(int)SMALL_MEMORY_max];
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/* Show we can debug even without a frame pointer. */
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/* Show we can debug even without a frame pointer. */
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#define CAN_DEBUG_WITHOUT_FP
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#define CAN_DEBUG_WITHOUT_FP
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/* Some machines may desire to change what optimizations are
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/* Some machines may desire to change what optimizations are
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performed for various optimization levels. This macro, if
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performed for various optimization levels. This macro, if
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defined, is executed once just after the optimization level is
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defined, is executed once just after the optimization level is
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determined and before the remainder of the command options have
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determined and before the remainder of the command options have
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been parsed. Values set in this macro are used as the default
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been parsed. Values set in this macro are used as the default
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values for the other command line options.
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values for the other command line options.
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LEVEL is the optimization level specified; 2 if `-O2' is
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LEVEL is the optimization level specified; 2 if `-O2' is
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specified, 1 if `-O' is specified, and 0 if neither is specified.
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specified, 1 if `-O' is specified, and 0 if neither is specified.
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SIZE is nonzero if `-Os' is specified, 0 otherwise.
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SIZE is nonzero if `-Os' is specified, 0 otherwise.
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You should not use this macro to change options that are not
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You should not use this macro to change options that are not
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machine-specific. These should uniformly selected by the same
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machine-specific. These should uniformly selected by the same
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optimization level on all supported machines. Use this macro to
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optimization level on all supported machines. Use this macro to
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enable machine-specific optimizations.
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enable machine-specific optimizations.
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*Do not examine `write_symbols' in this macro!* The debugging
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*Do not examine `write_symbols' in this macro!* The debugging
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options are not supposed to alter the generated code. */
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options are not supposed to alter the generated code. */
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#define OPTIMIZATION_OPTIONS(LEVEL,SIZE) \
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#define OPTIMIZATION_OPTIONS(LEVEL,SIZE) \
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{ \
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{ \
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target_flags |= MASK_STRICT_ALIGN; \
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target_flags |= MASK_STRICT_ALIGN; \
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if (LEVEL) \
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if (LEVEL) \
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/* Note - we no longer enable MASK_EP when optimizing. This is \
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/* Note - we no longer enable MASK_EP when optimizing. This is \
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because of a hardware bug which stops the SLD and SST instructions\
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because of a hardware bug which stops the SLD and SST instructions\
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from correctly detecting some hazards. If the user is sure that \
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from correctly detecting some hazards. If the user is sure that \
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their hardware is fixed or that their program will not encounter \
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their hardware is fixed or that their program will not encounter \
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the conditions that trigger the bug then they can enable -mep by \
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the conditions that trigger the bug then they can enable -mep by \
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hand. */ \
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hand. */ \
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target_flags |= MASK_PROLOG_FUNCTION; \
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target_flags |= MASK_PROLOG_FUNCTION; \
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}
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}
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/* Target machine storage layout */
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/* Target machine storage layout */
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/* Define this if most significant bit is lowest numbered
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/* Define this if most significant bit is lowest numbered
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in instructions that operate on numbered bit-fields.
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in instructions that operate on numbered bit-fields.
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This is not true on the NEC V850. */
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This is not true on the NEC V850. */
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#define BITS_BIG_ENDIAN 0
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#define BITS_BIG_ENDIAN 0
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/* Define this if most significant byte of a word is the lowest numbered. */
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/* Define this if most significant byte of a word is the lowest numbered. */
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/* This is not true on the NEC V850. */
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/* This is not true on the NEC V850. */
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#define BYTES_BIG_ENDIAN 0
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#define BYTES_BIG_ENDIAN 0
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/* Define this if most significant word of a multiword number is lowest
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/* Define this if most significant word of a multiword number is lowest
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numbered.
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numbered.
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This is not true on the NEC V850. */
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This is not true on the NEC V850. */
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#define WORDS_BIG_ENDIAN 0
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#define WORDS_BIG_ENDIAN 0
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/* Width of a word, in units (bytes). */
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/* Width of a word, in units (bytes). */
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#define UNITS_PER_WORD 4
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#define UNITS_PER_WORD 4
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/* Define this macro if it is advisable to hold scalars in registers
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/* Define this macro if it is advisable to hold scalars in registers
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in a wider mode than that declared by the program. In such cases,
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in a wider mode than that declared by the program. In such cases,
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the value is constrained to be within the bounds of the declared
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the value is constrained to be within the bounds of the declared
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type, but kept valid in the wider mode. The signedness of the
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type, but kept valid in the wider mode. The signedness of the
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extension may differ from that of the type.
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extension may differ from that of the type.
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Some simple experiments have shown that leaving UNSIGNEDP alone
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Some simple experiments have shown that leaving UNSIGNEDP alone
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generates the best overall code. */
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generates the best overall code. */
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#define PROMOTE_MODE(MODE,UNSIGNEDP,TYPE) \
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#define PROMOTE_MODE(MODE,UNSIGNEDP,TYPE) \
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if (GET_MODE_CLASS (MODE) == MODE_INT \
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if (GET_MODE_CLASS (MODE) == MODE_INT \
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&& GET_MODE_SIZE (MODE) < 4) \
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&& GET_MODE_SIZE (MODE) < 4) \
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{ (MODE) = SImode; }
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{ (MODE) = SImode; }
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/* Allocation boundary (in *bits*) for storing arguments in argument list. */
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/* Allocation boundary (in *bits*) for storing arguments in argument list. */
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#define PARM_BOUNDARY 32
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#define PARM_BOUNDARY 32
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/* The stack goes in 32 bit lumps. */
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/* The stack goes in 32 bit lumps. */
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#define STACK_BOUNDARY 32
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#define STACK_BOUNDARY 32
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/* Allocation boundary (in *bits*) for the code of a function.
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/* Allocation boundary (in *bits*) for the code of a function.
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16 is the minimum boundary; 32 would give better performance. */
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16 is the minimum boundary; 32 would give better performance. */
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#define FUNCTION_BOUNDARY 16
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#define FUNCTION_BOUNDARY 16
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/* No data type wants to be aligned rounder than this. */
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/* No data type wants to be aligned rounder than this. */
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#define BIGGEST_ALIGNMENT 32
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#define BIGGEST_ALIGNMENT 32
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/* Alignment of field after `int : 0' in a structure. */
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/* Alignment of field after `int : 0' in a structure. */
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#define EMPTY_FIELD_BOUNDARY 32
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#define EMPTY_FIELD_BOUNDARY 32
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/* No structure field wants to be aligned rounder than this. */
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/* No structure field wants to be aligned rounder than this. */
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#define BIGGEST_FIELD_ALIGNMENT 32
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#define BIGGEST_FIELD_ALIGNMENT 32
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/* Define this if move instructions will actually fail to work
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/* Define this if move instructions will actually fail to work
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when given unaligned data. */
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when given unaligned data. */
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#define STRICT_ALIGNMENT TARGET_STRICT_ALIGN
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#define STRICT_ALIGNMENT TARGET_STRICT_ALIGN
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/* Define this as 1 if `char' should by default be signed; else as 0.
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/* Define this as 1 if `char' should by default be signed; else as 0.
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On the NEC V850, loads do sign extension, so make this default. */
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On the NEC V850, loads do sign extension, so make this default. */
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#define DEFAULT_SIGNED_CHAR 1
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#define DEFAULT_SIGNED_CHAR 1
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/* Standard register usage. */
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/* Standard register usage. */
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/* Number of actual hardware registers.
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/* Number of actual hardware registers.
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The hardware registers are assigned numbers for the compiler
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The hardware registers are assigned numbers for the compiler
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from 0 to just below FIRST_PSEUDO_REGISTER.
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from 0 to just below FIRST_PSEUDO_REGISTER.
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All registers that the compiler knows about must be given numbers,
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All registers that the compiler knows about must be given numbers,
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even those that are not normally considered general registers. */
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even those that are not normally considered general registers. */
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#define FIRST_PSEUDO_REGISTER 34
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#define FIRST_PSEUDO_REGISTER 34
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/* 1 for registers that have pervasive standard uses
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/* 1 for registers that have pervasive standard uses
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and are not available for the register allocator. */
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and are not available for the register allocator. */
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#define FIXED_REGISTERS \
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#define FIXED_REGISTERS \
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{ 1, 1, 0, 1, 1, 0, 0, 0, \
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{ 1, 1, 0, 1, 1, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 1, 0, \
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0, 0, 0, 0, 0, 0, 1, 0, \
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1, 1}
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1, 1}
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/* 1 for registers not available across function calls.
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/* 1 for registers not available across function calls.
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These must include the FIXED_REGISTERS and also any
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These must include the FIXED_REGISTERS and also any
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registers that can be used without being saved.
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registers that can be used without being saved.
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The latter must include the registers where values are returned
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The latter must include the registers where values are returned
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and the register where structure-value addresses are passed.
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and the register where structure-value addresses are passed.
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Aside from that, you can include as many other registers as you
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Aside from that, you can include as many other registers as you
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like. */
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like. */
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#define CALL_USED_REGISTERS \
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#define CALL_USED_REGISTERS \
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{ 1, 1, 0, 1, 1, 1, 1, 1, \
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{ 1, 1, 0, 1, 1, 1, 1, 1, \
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1, 1, 1, 1, 1, 1, 1, 1, \
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1, 1, 1, 1, 1, 1, 1, 1, \
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1, 1, 1, 1, 0, 0, 0, 0, \
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1, 1, 1, 1, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 1, 1, \
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0, 0, 0, 0, 0, 0, 1, 1, \
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1, 1}
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1, 1}
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/* List the order in which to allocate registers. Each register must be
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/* List the order in which to allocate registers. Each register must be
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listed once, even those in FIXED_REGISTERS.
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listed once, even those in FIXED_REGISTERS.
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|
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On the 850, we make the return registers first, then all of the volatile
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On the 850, we make the return registers first, then all of the volatile
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registers, then the saved registers in reverse order to better save the
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registers, then the saved registers in reverse order to better save the
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registers with an out of line function, and finally the fixed
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registers with an out of line function, and finally the fixed
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registers. */
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registers. */
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|
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#define REG_ALLOC_ORDER \
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#define REG_ALLOC_ORDER \
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{ \
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{ \
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10, 11, /* return registers */ \
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10, 11, /* return registers */ \
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12, 13, 14, 15, 16, 17, 18, 19, /* scratch registers */ \
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12, 13, 14, 15, 16, 17, 18, 19, /* scratch registers */ \
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6, 7, 8, 9, 31, /* argument registers */ \
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6, 7, 8, 9, 31, /* argument registers */ \
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29, 28, 27, 26, 25, 24, 23, 22, /* saved registers */ \
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29, 28, 27, 26, 25, 24, 23, 22, /* saved registers */ \
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21, 20, 2, \
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21, 20, 2, \
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0, 1, 3, 4, 5, 30, 32, 33 /* fixed registers */ \
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0, 1, 3, 4, 5, 30, 32, 33 /* fixed registers */ \
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}
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}
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/* If TARGET_APP_REGS is not defined then add r2 and r5 to
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/* If TARGET_APP_REGS is not defined then add r2 and r5 to
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the pool of fixed registers. See PR 14505. */
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the pool of fixed registers. See PR 14505. */
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#define CONDITIONAL_REGISTER_USAGE \
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#define CONDITIONAL_REGISTER_USAGE \
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{ \
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{ \
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if (!TARGET_APP_REGS) \
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if (!TARGET_APP_REGS) \
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{ \
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{ \
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fixed_regs[2] = 1; call_used_regs[2] = 1; \
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fixed_regs[2] = 1; call_used_regs[2] = 1; \
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fixed_regs[5] = 1; call_used_regs[5] = 1; \
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fixed_regs[5] = 1; call_used_regs[5] = 1; \
|
} \
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} \
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}
|
}
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|
|
/* Return number of consecutive hard regs needed starting at reg REGNO
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/* Return number of consecutive hard regs needed starting at reg REGNO
|
to hold something of mode MODE.
|
to hold something of mode MODE.
|
|
|
This is ordinarily the length in words of a value of mode MODE
|
This is ordinarily the length in words of a value of mode MODE
|
but can be less for certain modes in special long registers. */
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but can be less for certain modes in special long registers. */
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|
|
#define HARD_REGNO_NREGS(REGNO, MODE) \
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#define HARD_REGNO_NREGS(REGNO, MODE) \
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((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)
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((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)
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|
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/* Value is 1 if hard register REGNO can hold a value of machine-mode
|
/* Value is 1 if hard register REGNO can hold a value of machine-mode
|
MODE. */
|
MODE. */
|
|
|
#define HARD_REGNO_MODE_OK(REGNO, MODE) \
|
#define HARD_REGNO_MODE_OK(REGNO, MODE) \
|
((((REGNO) & 1) == 0) || (GET_MODE_SIZE (MODE) <= 4))
|
((((REGNO) & 1) == 0) || (GET_MODE_SIZE (MODE) <= 4))
|
|
|
/* Value is 1 if it is a good idea to tie two pseudo registers
|
/* Value is 1 if it is a good idea to tie two pseudo registers
|
when one has mode MODE1 and one has mode MODE2.
|
when one has mode MODE1 and one has mode MODE2.
|
If HARD_REGNO_MODE_OK could produce different values for MODE1 and MODE2,
|
If HARD_REGNO_MODE_OK could produce different values for MODE1 and MODE2,
|
for any hard reg, then this must be 0 for correct output. */
|
for any hard reg, then this must be 0 for correct output. */
|
#define MODES_TIEABLE_P(MODE1, MODE2) \
|
#define MODES_TIEABLE_P(MODE1, MODE2) \
|
(MODE1 == MODE2 || (GET_MODE_SIZE (MODE1) <= 4 && GET_MODE_SIZE (MODE2) <= 4))
|
(MODE1 == MODE2 || (GET_MODE_SIZE (MODE1) <= 4 && GET_MODE_SIZE (MODE2) <= 4))
|
|
|
|
|
/* Define the classes of registers for register constraints in the
|
/* Define the classes of registers for register constraints in the
|
machine description. Also define ranges of constants.
|
machine description. Also define ranges of constants.
|
|
|
One of the classes must always be named ALL_REGS and include all hard regs.
|
One of the classes must always be named ALL_REGS and include all hard regs.
|
If there is more than one class, another class must be named NO_REGS
|
If there is more than one class, another class must be named NO_REGS
|
and contain no registers.
|
and contain no registers.
|
|
|
The name GENERAL_REGS must be the name of a class (or an alias for
|
The name GENERAL_REGS must be the name of a class (or an alias for
|
another name such as ALL_REGS). This is the class of registers
|
another name such as ALL_REGS). This is the class of registers
|
that is allowed by "g" or "r" in a register constraint.
|
that is allowed by "g" or "r" in a register constraint.
|
Also, registers outside this class are allocated only when
|
Also, registers outside this class are allocated only when
|
instructions express preferences for them.
|
instructions express preferences for them.
|
|
|
The classes must be numbered in nondecreasing order; that is,
|
The classes must be numbered in nondecreasing order; that is,
|
a larger-numbered class must never be contained completely
|
a larger-numbered class must never be contained completely
|
in a smaller-numbered class.
|
in a smaller-numbered class.
|
|
|
For any two classes, it is very desirable that there be another
|
For any two classes, it is very desirable that there be another
|
class that represents their union. */
|
class that represents their union. */
|
|
|
enum reg_class
|
enum reg_class
|
{
|
{
|
NO_REGS, GENERAL_REGS, ALL_REGS, LIM_REG_CLASSES
|
NO_REGS, GENERAL_REGS, ALL_REGS, LIM_REG_CLASSES
|
};
|
};
|
|
|
#define N_REG_CLASSES (int) LIM_REG_CLASSES
|
#define N_REG_CLASSES (int) LIM_REG_CLASSES
|
|
|
/* Give names of register classes as strings for dump file. */
|
/* Give names of register classes as strings for dump file. */
|
|
|
#define REG_CLASS_NAMES \
|
#define REG_CLASS_NAMES \
|
{ "NO_REGS", "GENERAL_REGS", "ALL_REGS", "LIM_REGS" }
|
{ "NO_REGS", "GENERAL_REGS", "ALL_REGS", "LIM_REGS" }
|
|
|
/* Define which registers fit in which classes.
|
/* Define which registers fit in which classes.
|
This is an initializer for a vector of HARD_REG_SET
|
This is an initializer for a vector of HARD_REG_SET
|
of length N_REG_CLASSES. */
|
of length N_REG_CLASSES. */
|
|
|
#define REG_CLASS_CONTENTS \
|
#define REG_CLASS_CONTENTS \
|
{ \
|
{ \
|
{ 0x00000000 }, /* NO_REGS */ \
|
{ 0x00000000 }, /* NO_REGS */ \
|
{ 0xffffffff }, /* GENERAL_REGS */ \
|
{ 0xffffffff }, /* GENERAL_REGS */ \
|
{ 0xffffffff }, /* ALL_REGS */ \
|
{ 0xffffffff }, /* ALL_REGS */ \
|
}
|
}
|
|
|
/* The same information, inverted:
|
/* The same information, inverted:
|
Return the class number of the smallest class containing
|
Return the class number of the smallest class containing
|
reg number REGNO. This could be a conditional expression
|
reg number REGNO. This could be a conditional expression
|
or could index an array. */
|
or could index an array. */
|
|
|
#define REGNO_REG_CLASS(REGNO) GENERAL_REGS
|
#define REGNO_REG_CLASS(REGNO) GENERAL_REGS
|
|
|
/* The class value for index registers, and the one for base regs. */
|
/* The class value for index registers, and the one for base regs. */
|
|
|
#define INDEX_REG_CLASS NO_REGS
|
#define INDEX_REG_CLASS NO_REGS
|
#define BASE_REG_CLASS GENERAL_REGS
|
#define BASE_REG_CLASS GENERAL_REGS
|
|
|
/* Get reg_class from a letter such as appears in the machine description. */
|
/* Get reg_class from a letter such as appears in the machine description. */
|
|
|
#define REG_CLASS_FROM_LETTER(C) (NO_REGS)
|
#define REG_CLASS_FROM_LETTER(C) (NO_REGS)
|
|
|
/* Macros to check register numbers against specific register classes. */
|
/* Macros to check register numbers against specific register classes. */
|
|
|
/* These assume that REGNO is a hard or pseudo reg number.
|
/* These assume that REGNO is a hard or pseudo reg number.
|
They give nonzero only if REGNO is a hard reg of the suitable class
|
They give nonzero only if REGNO is a hard reg of the suitable class
|
or a pseudo reg currently allocated to a suitable hard reg.
|
or a pseudo reg currently allocated to a suitable hard reg.
|
Since they use reg_renumber, they are safe only once reg_renumber
|
Since they use reg_renumber, they are safe only once reg_renumber
|
has been allocated, which happens in local-alloc.c. */
|
has been allocated, which happens in local-alloc.c. */
|
|
|
#define REGNO_OK_FOR_BASE_P(regno) \
|
#define REGNO_OK_FOR_BASE_P(regno) \
|
((regno) < FIRST_PSEUDO_REGISTER || reg_renumber[regno] >= 0)
|
((regno) < FIRST_PSEUDO_REGISTER || reg_renumber[regno] >= 0)
|
|
|
#define REGNO_OK_FOR_INDEX_P(regno) 0
|
#define REGNO_OK_FOR_INDEX_P(regno) 0
|
|
|
/* Given an rtx X being reloaded into a reg required to be
|
/* Given an rtx X being reloaded into a reg required to be
|
in class CLASS, return the class of reg to actually use.
|
in class CLASS, return the class of reg to actually use.
|
In general this is just CLASS; but on some machines
|
In general this is just CLASS; but on some machines
|
in some cases it is preferable to use a more restrictive class. */
|
in some cases it is preferable to use a more restrictive class. */
|
|
|
#define PREFERRED_RELOAD_CLASS(X,CLASS) (CLASS)
|
#define PREFERRED_RELOAD_CLASS(X,CLASS) (CLASS)
|
|
|
/* Return the maximum number of consecutive registers
|
/* Return the maximum number of consecutive registers
|
needed to represent mode MODE in a register of class CLASS. */
|
needed to represent mode MODE in a register of class CLASS. */
|
|
|
#define CLASS_MAX_NREGS(CLASS, MODE) \
|
#define CLASS_MAX_NREGS(CLASS, MODE) \
|
((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)
|
((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)
|
|
|
/* The letters I, J, K, L, M, N, O, P in a register constraint string
|
/* The letters I, J, K, L, M, N, O, P in a register constraint string
|
can be used to stand for particular ranges of immediate operands.
|
can be used to stand for particular ranges of immediate operands.
|
This macro defines what the ranges are.
|
This macro defines what the ranges are.
|
C is the letter, and VALUE is a constant value.
|
C is the letter, and VALUE is a constant value.
|
Return 1 if VALUE is in the range specified by C. */
|
Return 1 if VALUE is in the range specified by C. */
|
|
|
#define INT_7_BITS(VALUE) ((unsigned) (VALUE) + 0x40 < 0x80)
|
#define INT_7_BITS(VALUE) ((unsigned) (VALUE) + 0x40 < 0x80)
|
#define INT_8_BITS(VALUE) ((unsigned) (VALUE) + 0x80 < 0x100)
|
#define INT_8_BITS(VALUE) ((unsigned) (VALUE) + 0x80 < 0x100)
|
/* zero */
|
/* zero */
|
#define CONST_OK_FOR_I(VALUE) ((VALUE) == 0)
|
#define CONST_OK_FOR_I(VALUE) ((VALUE) == 0)
|
/* 5 bit signed immediate */
|
/* 5 bit signed immediate */
|
#define CONST_OK_FOR_J(VALUE) ((unsigned) (VALUE) + 0x10 < 0x20)
|
#define CONST_OK_FOR_J(VALUE) ((unsigned) (VALUE) + 0x10 < 0x20)
|
/* 16 bit signed immediate */
|
/* 16 bit signed immediate */
|
#define CONST_OK_FOR_K(VALUE) ((unsigned) (VALUE) + 0x8000 < 0x10000)
|
#define CONST_OK_FOR_K(VALUE) ((unsigned) (VALUE) + 0x8000 < 0x10000)
|
/* valid constant for movhi instruction. */
|
/* valid constant for movhi instruction. */
|
#define CONST_OK_FOR_L(VALUE) \
|
#define CONST_OK_FOR_L(VALUE) \
|
(((unsigned) ((int) (VALUE) >> 16) + 0x8000 < 0x10000) \
|
(((unsigned) ((int) (VALUE) >> 16) + 0x8000 < 0x10000) \
|
&& CONST_OK_FOR_I ((VALUE & 0xffff)))
|
&& CONST_OK_FOR_I ((VALUE & 0xffff)))
|
/* 16 bit unsigned immediate */
|
/* 16 bit unsigned immediate */
|
#define CONST_OK_FOR_M(VALUE) ((unsigned)(VALUE) < 0x10000)
|
#define CONST_OK_FOR_M(VALUE) ((unsigned)(VALUE) < 0x10000)
|
/* 5 bit unsigned immediate in shift instructions */
|
/* 5 bit unsigned immediate in shift instructions */
|
#define CONST_OK_FOR_N(VALUE) ((unsigned) (VALUE) <= 31)
|
#define CONST_OK_FOR_N(VALUE) ((unsigned) (VALUE) <= 31)
|
/* 9 bit signed immediate for word multiply instruction. */
|
/* 9 bit signed immediate for word multiply instruction. */
|
#define CONST_OK_FOR_O(VALUE) ((unsigned) (VALUE) + 0x100 < 0x200)
|
#define CONST_OK_FOR_O(VALUE) ((unsigned) (VALUE) + 0x100 < 0x200)
|
|
|
#define CONST_OK_FOR_P(VALUE) 0
|
#define CONST_OK_FOR_P(VALUE) 0
|
|
|
#define CONST_OK_FOR_LETTER_P(VALUE, C) \
|
#define CONST_OK_FOR_LETTER_P(VALUE, C) \
|
((C) == 'I' ? CONST_OK_FOR_I (VALUE) : \
|
((C) == 'I' ? CONST_OK_FOR_I (VALUE) : \
|
(C) == 'J' ? CONST_OK_FOR_J (VALUE) : \
|
(C) == 'J' ? CONST_OK_FOR_J (VALUE) : \
|
(C) == 'K' ? CONST_OK_FOR_K (VALUE) : \
|
(C) == 'K' ? CONST_OK_FOR_K (VALUE) : \
|
(C) == 'L' ? CONST_OK_FOR_L (VALUE) : \
|
(C) == 'L' ? CONST_OK_FOR_L (VALUE) : \
|
(C) == 'M' ? CONST_OK_FOR_M (VALUE) : \
|
(C) == 'M' ? CONST_OK_FOR_M (VALUE) : \
|
(C) == 'N' ? CONST_OK_FOR_N (VALUE) : \
|
(C) == 'N' ? CONST_OK_FOR_N (VALUE) : \
|
(C) == 'O' ? CONST_OK_FOR_O (VALUE) : \
|
(C) == 'O' ? CONST_OK_FOR_O (VALUE) : \
|
(C) == 'P' ? CONST_OK_FOR_P (VALUE) : \
|
(C) == 'P' ? CONST_OK_FOR_P (VALUE) : \
|
0)
|
0)
|
|
|
/* Similar, but for floating constants, and defining letters G and H.
|
/* Similar, but for floating constants, and defining letters G and H.
|
Here VALUE is the CONST_DOUBLE rtx itself.
|
Here VALUE is the CONST_DOUBLE rtx itself.
|
|
|
`G' is a zero of some form. */
|
`G' is a zero of some form. */
|
|
|
#define CONST_DOUBLE_OK_FOR_G(VALUE) \
|
#define CONST_DOUBLE_OK_FOR_G(VALUE) \
|
((GET_MODE_CLASS (GET_MODE (VALUE)) == MODE_FLOAT \
|
((GET_MODE_CLASS (GET_MODE (VALUE)) == MODE_FLOAT \
|
&& (VALUE) == CONST0_RTX (GET_MODE (VALUE))) \
|
&& (VALUE) == CONST0_RTX (GET_MODE (VALUE))) \
|
|| (GET_MODE_CLASS (GET_MODE (VALUE)) == MODE_INT \
|
|| (GET_MODE_CLASS (GET_MODE (VALUE)) == MODE_INT \
|
&& CONST_DOUBLE_LOW (VALUE) == 0 \
|
&& CONST_DOUBLE_LOW (VALUE) == 0 \
|
&& CONST_DOUBLE_HIGH (VALUE) == 0))
|
&& CONST_DOUBLE_HIGH (VALUE) == 0))
|
|
|
#define CONST_DOUBLE_OK_FOR_H(VALUE) 0
|
#define CONST_DOUBLE_OK_FOR_H(VALUE) 0
|
|
|
#define CONST_DOUBLE_OK_FOR_LETTER_P(VALUE, C) \
|
#define CONST_DOUBLE_OK_FOR_LETTER_P(VALUE, C) \
|
((C) == 'G' ? CONST_DOUBLE_OK_FOR_G (VALUE) \
|
((C) == 'G' ? CONST_DOUBLE_OK_FOR_G (VALUE) \
|
: (C) == 'H' ? CONST_DOUBLE_OK_FOR_H (VALUE) \
|
: (C) == 'H' ? CONST_DOUBLE_OK_FOR_H (VALUE) \
|
: 0)
|
: 0)
|
|
|
|
|
/* Stack layout; function entry, exit and calling. */
|
/* Stack layout; function entry, exit and calling. */
|
|
|
/* Define this if pushing a word on the stack
|
/* Define this if pushing a word on the stack
|
makes the stack pointer a smaller address. */
|
makes the stack pointer a smaller address. */
|
|
|
#define STACK_GROWS_DOWNWARD
|
#define STACK_GROWS_DOWNWARD
|
|
|
/* Define this to nonzero if the nominal address of the stack frame
|
/* Define this to nonzero if the nominal address of the stack frame
|
is at the high-address end of the local variables;
|
is at the high-address end of the local variables;
|
that is, each additional local variable allocated
|
that is, each additional local variable allocated
|
goes at a more negative offset in the frame. */
|
goes at a more negative offset in the frame. */
|
|
|
#define FRAME_GROWS_DOWNWARD 1
|
#define FRAME_GROWS_DOWNWARD 1
|
|
|
/* Offset within stack frame to start allocating local variables at.
|
/* Offset within stack frame to start allocating local variables at.
|
If FRAME_GROWS_DOWNWARD, this is the offset to the END of the
|
If FRAME_GROWS_DOWNWARD, this is the offset to the END of the
|
first local allocated. Otherwise, it is the offset to the BEGINNING
|
first local allocated. Otherwise, it is the offset to the BEGINNING
|
of the first local allocated. */
|
of the first local allocated. */
|
|
|
#define STARTING_FRAME_OFFSET 0
|
#define STARTING_FRAME_OFFSET 0
|
|
|
/* Offset of first parameter from the argument pointer register value. */
|
/* Offset of first parameter from the argument pointer register value. */
|
/* Is equal to the size of the saved fp + pc, even if an fp isn't
|
/* Is equal to the size of the saved fp + pc, even if an fp isn't
|
saved since the value is used before we know. */
|
saved since the value is used before we know. */
|
|
|
#define FIRST_PARM_OFFSET(FNDECL) 0
|
#define FIRST_PARM_OFFSET(FNDECL) 0
|
|
|
/* Specify the registers used for certain standard purposes.
|
/* Specify the registers used for certain standard purposes.
|
The values of these macros are register numbers. */
|
The values of these macros are register numbers. */
|
|
|
/* Register to use for pushing function arguments. */
|
/* Register to use for pushing function arguments. */
|
#define STACK_POINTER_REGNUM 3
|
#define STACK_POINTER_REGNUM 3
|
|
|
/* Base register for access to local variables of the function. */
|
/* Base register for access to local variables of the function. */
|
#define FRAME_POINTER_REGNUM 32
|
#define FRAME_POINTER_REGNUM 32
|
|
|
/* Register containing return address from latest function call. */
|
/* Register containing return address from latest function call. */
|
#define LINK_POINTER_REGNUM 31
|
#define LINK_POINTER_REGNUM 31
|
|
|
/* On some machines the offset between the frame pointer and starting
|
/* On some machines the offset between the frame pointer and starting
|
offset of the automatic variables is not known until after register
|
offset of the automatic variables is not known until after register
|
allocation has been done (for example, because the saved registers
|
allocation has been done (for example, because the saved registers
|
are between these two locations). On those machines, define
|
are between these two locations). On those machines, define
|
`FRAME_POINTER_REGNUM' the number of a special, fixed register to
|
`FRAME_POINTER_REGNUM' the number of a special, fixed register to
|
be used internally until the offset is known, and define
|
be used internally until the offset is known, and define
|
`HARD_FRAME_POINTER_REGNUM' to be actual the hard register number
|
`HARD_FRAME_POINTER_REGNUM' to be actual the hard register number
|
used for the frame pointer.
|
used for the frame pointer.
|
|
|
You should define this macro only in the very rare circumstances
|
You should define this macro only in the very rare circumstances
|
when it is not possible to calculate the offset between the frame
|
when it is not possible to calculate the offset between the frame
|
pointer and the automatic variables until after register
|
pointer and the automatic variables until after register
|
allocation has been completed. When this macro is defined, you
|
allocation has been completed. When this macro is defined, you
|
must also indicate in your definition of `ELIMINABLE_REGS' how to
|
must also indicate in your definition of `ELIMINABLE_REGS' how to
|
eliminate `FRAME_POINTER_REGNUM' into either
|
eliminate `FRAME_POINTER_REGNUM' into either
|
`HARD_FRAME_POINTER_REGNUM' or `STACK_POINTER_REGNUM'.
|
`HARD_FRAME_POINTER_REGNUM' or `STACK_POINTER_REGNUM'.
|
|
|
Do not define this macro if it would be the same as
|
Do not define this macro if it would be the same as
|
`FRAME_POINTER_REGNUM'. */
|
`FRAME_POINTER_REGNUM'. */
|
#undef HARD_FRAME_POINTER_REGNUM
|
#undef HARD_FRAME_POINTER_REGNUM
|
#define HARD_FRAME_POINTER_REGNUM 29
|
#define HARD_FRAME_POINTER_REGNUM 29
|
|
|
/* Base register for access to arguments of the function. */
|
/* Base register for access to arguments of the function. */
|
#define ARG_POINTER_REGNUM 33
|
#define ARG_POINTER_REGNUM 33
|
|
|
/* Register in which static-chain is passed to a function. */
|
/* Register in which static-chain is passed to a function. */
|
#define STATIC_CHAIN_REGNUM 20
|
#define STATIC_CHAIN_REGNUM 20
|
|
|
/* Value should be nonzero if functions must have frame pointers.
|
/* Value should be nonzero if functions must have frame pointers.
|
Zero means the frame pointer need not be set up (and parms
|
Zero means the frame pointer need not be set up (and parms
|
may be accessed via the stack pointer) in functions that seem suitable.
|
may be accessed via the stack pointer) in functions that seem suitable.
|
This is computed in `reload', in reload1.c. */
|
This is computed in `reload', in reload1.c. */
|
#define FRAME_POINTER_REQUIRED 0
|
#define FRAME_POINTER_REQUIRED 0
|
|
|
/* If defined, this macro specifies a table of register pairs used to
|
/* If defined, this macro specifies a table of register pairs used to
|
eliminate unneeded registers that point into the stack frame. If
|
eliminate unneeded registers that point into the stack frame. If
|
it is not defined, the only elimination attempted by the compiler
|
it is not defined, the only elimination attempted by the compiler
|
is to replace references to the frame pointer with references to
|
is to replace references to the frame pointer with references to
|
the stack pointer.
|
the stack pointer.
|
|
|
The definition of this macro is a list of structure
|
The definition of this macro is a list of structure
|
initializations, each of which specifies an original and
|
initializations, each of which specifies an original and
|
replacement register.
|
replacement register.
|
|
|
On some machines, the position of the argument pointer is not
|
On some machines, the position of the argument pointer is not
|
known until the compilation is completed. In such a case, a
|
known until the compilation is completed. In such a case, a
|
separate hard register must be used for the argument pointer.
|
separate hard register must be used for the argument pointer.
|
This register can be eliminated by replacing it with either the
|
This register can be eliminated by replacing it with either the
|
frame pointer or the argument pointer, depending on whether or not
|
frame pointer or the argument pointer, depending on whether or not
|
the frame pointer has been eliminated.
|
the frame pointer has been eliminated.
|
|
|
In this case, you might specify:
|
In this case, you might specify:
|
#define ELIMINABLE_REGS \
|
#define ELIMINABLE_REGS \
|
{{ARG_POINTER_REGNUM, STACK_POINTER_REGNUM}, \
|
{{ARG_POINTER_REGNUM, STACK_POINTER_REGNUM}, \
|
{ARG_POINTER_REGNUM, FRAME_POINTER_REGNUM}, \
|
{ARG_POINTER_REGNUM, FRAME_POINTER_REGNUM}, \
|
{FRAME_POINTER_REGNUM, STACK_POINTER_REGNUM}}
|
{FRAME_POINTER_REGNUM, STACK_POINTER_REGNUM}}
|
|
|
Note that the elimination of the argument pointer with the stack
|
Note that the elimination of the argument pointer with the stack
|
pointer is specified first since that is the preferred elimination. */
|
pointer is specified first since that is the preferred elimination. */
|
|
|
#define ELIMINABLE_REGS \
|
#define ELIMINABLE_REGS \
|
{{ FRAME_POINTER_REGNUM, STACK_POINTER_REGNUM }, \
|
{{ FRAME_POINTER_REGNUM, STACK_POINTER_REGNUM }, \
|
{ FRAME_POINTER_REGNUM, HARD_FRAME_POINTER_REGNUM }, \
|
{ FRAME_POINTER_REGNUM, HARD_FRAME_POINTER_REGNUM }, \
|
{ ARG_POINTER_REGNUM, STACK_POINTER_REGNUM }, \
|
{ ARG_POINTER_REGNUM, STACK_POINTER_REGNUM }, \
|
{ ARG_POINTER_REGNUM, HARD_FRAME_POINTER_REGNUM }} \
|
{ ARG_POINTER_REGNUM, HARD_FRAME_POINTER_REGNUM }} \
|
|
|
/* A C expression that returns nonzero if the compiler is allowed to
|
/* A C expression that returns nonzero if the compiler is allowed to
|
try to replace register number FROM-REG with register number
|
try to replace register number FROM-REG with register number
|
TO-REG. This macro need only be defined if `ELIMINABLE_REGS' is
|
TO-REG. This macro need only be defined if `ELIMINABLE_REGS' is
|
defined, and will usually be the constant 1, since most of the
|
defined, and will usually be the constant 1, since most of the
|
cases preventing register elimination are things that the compiler
|
cases preventing register elimination are things that the compiler
|
already knows about. */
|
already knows about. */
|
|
|
#define CAN_ELIMINATE(FROM, TO) \
|
#define CAN_ELIMINATE(FROM, TO) \
|
((TO) == STACK_POINTER_REGNUM ? ! frame_pointer_needed : 1)
|
((TO) == STACK_POINTER_REGNUM ? ! frame_pointer_needed : 1)
|
|
|
/* This macro is similar to `INITIAL_FRAME_POINTER_OFFSET'. It
|
/* This macro is similar to `INITIAL_FRAME_POINTER_OFFSET'. It
|
specifies the initial difference between the specified pair of
|
specifies the initial difference between the specified pair of
|
registers. This macro must be defined if `ELIMINABLE_REGS' is
|
registers. This macro must be defined if `ELIMINABLE_REGS' is
|
defined. */
|
defined. */
|
|
|
#define INITIAL_ELIMINATION_OFFSET(FROM, TO, OFFSET) \
|
#define INITIAL_ELIMINATION_OFFSET(FROM, TO, OFFSET) \
|
{ \
|
{ \
|
if ((FROM) == FRAME_POINTER_REGNUM) \
|
if ((FROM) == FRAME_POINTER_REGNUM) \
|
(OFFSET) = get_frame_size () + current_function_outgoing_args_size; \
|
(OFFSET) = get_frame_size () + current_function_outgoing_args_size; \
|
else if ((FROM) == ARG_POINTER_REGNUM) \
|
else if ((FROM) == ARG_POINTER_REGNUM) \
|
(OFFSET) = compute_frame_size (get_frame_size (), (long *)0); \
|
(OFFSET) = compute_frame_size (get_frame_size (), (long *)0); \
|
else \
|
else \
|
gcc_unreachable (); \
|
gcc_unreachable (); \
|
}
|
}
|
|
|
/* Keep the stack pointer constant throughout the function. */
|
/* Keep the stack pointer constant throughout the function. */
|
#define ACCUMULATE_OUTGOING_ARGS 1
|
#define ACCUMULATE_OUTGOING_ARGS 1
|
|
|
/* Value is the number of bytes of arguments automatically
|
/* Value is the number of bytes of arguments automatically
|
popped when returning from a subroutine call.
|
popped when returning from a subroutine call.
|
FUNDECL is the declaration node of the function (as a tree),
|
FUNDECL is the declaration node of the function (as a tree),
|
FUNTYPE is the data type of the function (as a tree),
|
FUNTYPE is the data type of the function (as a tree),
|
or for a library call it is an identifier node for the subroutine name.
|
or for a library call it is an identifier node for the subroutine name.
|
SIZE is the number of bytes of arguments passed on the stack. */
|
SIZE is the number of bytes of arguments passed on the stack. */
|
|
|
#define RETURN_POPS_ARGS(FUNDECL,FUNTYPE,SIZE) 0
|
#define RETURN_POPS_ARGS(FUNDECL,FUNTYPE,SIZE) 0
|
|
|
#define RETURN_ADDR_RTX(COUNT, FP) v850_return_addr (COUNT)
|
#define RETURN_ADDR_RTX(COUNT, FP) v850_return_addr (COUNT)
|
|
|
/* Define a data type for recording info about an argument list
|
/* Define a data type for recording info about an argument list
|
during the scan of that argument list. This data type should
|
during the scan of that argument list. This data type should
|
hold all necessary information about the function itself
|
hold all necessary information about the function itself
|
and about the args processed so far, enough to enable macros
|
and about the args processed so far, enough to enable macros
|
such as FUNCTION_ARG to determine where the next arg should go. */
|
such as FUNCTION_ARG to determine where the next arg should go. */
|
|
|
#define CUMULATIVE_ARGS struct cum_arg
|
#define CUMULATIVE_ARGS struct cum_arg
|
struct cum_arg { int nbytes; int anonymous_args; };
|
struct cum_arg { int nbytes; int anonymous_args; };
|
|
|
/* Define where to put the arguments to a function.
|
/* Define where to put the arguments to a function.
|
Value is zero to push the argument on the stack,
|
Value is zero to push the argument on the stack,
|
or a hard register in which to store the argument.
|
or a hard register in which to store the argument.
|
|
|
MODE is the argument's machine mode.
|
MODE is the argument's machine mode.
|
TYPE is the data type of the argument (as a tree).
|
TYPE is the data type of the argument (as a tree).
|
This is null for libcalls where that information may
|
This is null for libcalls where that information may
|
not be available.
|
not be available.
|
CUM is a variable of type CUMULATIVE_ARGS which gives info about
|
CUM is a variable of type CUMULATIVE_ARGS which gives info about
|
the preceding args and about the function being called.
|
the preceding args and about the function being called.
|
NAMED is nonzero if this argument is a named parameter
|
NAMED is nonzero if this argument is a named parameter
|
(otherwise it is an extra parameter matching an ellipsis). */
|
(otherwise it is an extra parameter matching an ellipsis). */
|
|
|
#define FUNCTION_ARG(CUM, MODE, TYPE, NAMED) \
|
#define FUNCTION_ARG(CUM, MODE, TYPE, NAMED) \
|
function_arg (&CUM, MODE, TYPE, NAMED)
|
function_arg (&CUM, MODE, TYPE, NAMED)
|
|
|
/* Initialize a variable CUM of type CUMULATIVE_ARGS
|
/* Initialize a variable CUM of type CUMULATIVE_ARGS
|
for a call to a function whose data type is FNTYPE.
|
for a call to a function whose data type is FNTYPE.
|
For a library call, FNTYPE is 0. */
|
For a library call, FNTYPE is 0. */
|
|
|
#define INIT_CUMULATIVE_ARGS(CUM, FNTYPE, LIBNAME, INDIRECT, N_NAMED_ARGS) \
|
#define INIT_CUMULATIVE_ARGS(CUM, FNTYPE, LIBNAME, INDIRECT, N_NAMED_ARGS) \
|
((CUM).nbytes = 0, (CUM).anonymous_args = 0)
|
((CUM).nbytes = 0, (CUM).anonymous_args = 0)
|
|
|
/* Update the data in CUM to advance over an argument
|
/* Update the data in CUM to advance over an argument
|
of mode MODE and data type TYPE.
|
of mode MODE and data type TYPE.
|
(TYPE is null for libcalls where that information may not be available.) */
|
(TYPE is null for libcalls where that information may not be available.) */
|
|
|
#define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED) \
|
#define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED) \
|
((CUM).nbytes += ((MODE) != BLKmode \
|
((CUM).nbytes += ((MODE) != BLKmode \
|
? (GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) & -UNITS_PER_WORD \
|
? (GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) & -UNITS_PER_WORD \
|
: (int_size_in_bytes (TYPE) + UNITS_PER_WORD - 1) & -UNITS_PER_WORD))
|
: (int_size_in_bytes (TYPE) + UNITS_PER_WORD - 1) & -UNITS_PER_WORD))
|
|
|
/* When a parameter is passed in a register, stack space is still
|
/* When a parameter is passed in a register, stack space is still
|
allocated for it. */
|
allocated for it. */
|
#define REG_PARM_STACK_SPACE(DECL) (!TARGET_GHS ? 16 : 0)
|
#define REG_PARM_STACK_SPACE(DECL) (!TARGET_GHS ? 16 : 0)
|
|
|
/* Define this if the above stack space is to be considered part of the
|
/* Define this if the above stack space is to be considered part of the
|
space allocated by the caller. */
|
space allocated by the caller. */
|
#define OUTGOING_REG_PARM_STACK_SPACE
|
#define OUTGOING_REG_PARM_STACK_SPACE
|
|
|
/* 1 if N is a possible register number for function argument passing. */
|
/* 1 if N is a possible register number for function argument passing. */
|
|
|
#define FUNCTION_ARG_REGNO_P(N) (N >= 6 && N <= 9)
|
#define FUNCTION_ARG_REGNO_P(N) (N >= 6 && N <= 9)
|
|
|
/* Define how to find the value returned by a function.
|
/* Define how to find the value returned by a function.
|
VALTYPE is the data type of the value (as a tree).
|
VALTYPE is the data type of the value (as a tree).
|
If the precise function being called is known, FUNC is its FUNCTION_DECL;
|
If the precise function being called is known, FUNC is its FUNCTION_DECL;
|
otherwise, FUNC is 0. */
|
otherwise, FUNC is 0. */
|
|
|
#define FUNCTION_VALUE(VALTYPE, FUNC) \
|
#define FUNCTION_VALUE(VALTYPE, FUNC) \
|
gen_rtx_REG (TYPE_MODE (VALTYPE), 10)
|
gen_rtx_REG (TYPE_MODE (VALTYPE), 10)
|
|
|
/* Define how to find the value returned by a library function
|
/* Define how to find the value returned by a library function
|
assuming the value has mode MODE. */
|
assuming the value has mode MODE. */
|
|
|
#define LIBCALL_VALUE(MODE) \
|
#define LIBCALL_VALUE(MODE) \
|
gen_rtx_REG (MODE, 10)
|
gen_rtx_REG (MODE, 10)
|
|
|
/* 1 if N is a possible register number for a function value. */
|
/* 1 if N is a possible register number for a function value. */
|
|
|
#define FUNCTION_VALUE_REGNO_P(N) ((N) == 10)
|
#define FUNCTION_VALUE_REGNO_P(N) ((N) == 10)
|
|
|
#define DEFAULT_PCC_STRUCT_RETURN 0
|
#define DEFAULT_PCC_STRUCT_RETURN 0
|
|
|
/* EXIT_IGNORE_STACK should be nonzero if, when returning from a function,
|
/* EXIT_IGNORE_STACK should be nonzero if, when returning from a function,
|
the stack pointer does not matter. The value is tested only in
|
the stack pointer does not matter. The value is tested only in
|
functions that have frame pointers.
|
functions that have frame pointers.
|
No definition is equivalent to always zero. */
|
No definition is equivalent to always zero. */
|
|
|
#define EXIT_IGNORE_STACK 1
|
#define EXIT_IGNORE_STACK 1
|
|
|
/* Define this macro as a C expression that is nonzero for registers
|
/* Define this macro as a C expression that is nonzero for registers
|
used by the epilogue or the `return' pattern. */
|
used by the epilogue or the `return' pattern. */
|
|
|
#define EPILOGUE_USES(REGNO) \
|
#define EPILOGUE_USES(REGNO) \
|
(reload_completed && (REGNO) == LINK_POINTER_REGNUM)
|
(reload_completed && (REGNO) == LINK_POINTER_REGNUM)
|
|
|
/* Output assembler code to FILE to increment profiler label # LABELNO
|
/* Output assembler code to FILE to increment profiler label # LABELNO
|
for profiling a function entry. */
|
for profiling a function entry. */
|
|
|
#define FUNCTION_PROFILER(FILE, LABELNO) ;
|
#define FUNCTION_PROFILER(FILE, LABELNO) ;
|
|
|
#define TRAMPOLINE_TEMPLATE(FILE) \
|
#define TRAMPOLINE_TEMPLATE(FILE) \
|
do { \
|
do { \
|
fprintf (FILE, "\tjarl .+4,r12\n"); \
|
fprintf (FILE, "\tjarl .+4,r12\n"); \
|
fprintf (FILE, "\tld.w 12[r12],r20\n"); \
|
fprintf (FILE, "\tld.w 12[r12],r20\n"); \
|
fprintf (FILE, "\tld.w 16[r12],r12\n"); \
|
fprintf (FILE, "\tld.w 16[r12],r12\n"); \
|
fprintf (FILE, "\tjmp [r12]\n"); \
|
fprintf (FILE, "\tjmp [r12]\n"); \
|
fprintf (FILE, "\tnop\n"); \
|
fprintf (FILE, "\tnop\n"); \
|
fprintf (FILE, "\t.long 0\n"); \
|
fprintf (FILE, "\t.long 0\n"); \
|
fprintf (FILE, "\t.long 0\n"); \
|
fprintf (FILE, "\t.long 0\n"); \
|
} while (0)
|
} while (0)
|
|
|
/* Length in units of the trampoline for entering a nested function. */
|
/* Length in units of the trampoline for entering a nested function. */
|
|
|
#define TRAMPOLINE_SIZE 24
|
#define TRAMPOLINE_SIZE 24
|
|
|
/* Emit RTL insns to initialize the variable parts of a trampoline.
|
/* Emit RTL insns to initialize the variable parts of a trampoline.
|
FNADDR is an RTX for the address of the function's pure code.
|
FNADDR is an RTX for the address of the function's pure code.
|
CXT is an RTX for the static chain value for the function. */
|
CXT is an RTX for the static chain value for the function. */
|
|
|
#define INITIALIZE_TRAMPOLINE(TRAMP, FNADDR, CXT) \
|
#define INITIALIZE_TRAMPOLINE(TRAMP, FNADDR, CXT) \
|
{ \
|
{ \
|
emit_move_insn (gen_rtx_MEM (SImode, plus_constant ((TRAMP), 16)), \
|
emit_move_insn (gen_rtx_MEM (SImode, plus_constant ((TRAMP), 16)), \
|
(CXT)); \
|
(CXT)); \
|
emit_move_insn (gen_rtx_MEM (SImode, plus_constant ((TRAMP), 20)), \
|
emit_move_insn (gen_rtx_MEM (SImode, plus_constant ((TRAMP), 20)), \
|
(FNADDR)); \
|
(FNADDR)); \
|
}
|
}
|
|
|
/* Addressing modes, and classification of registers for them. */
|
/* Addressing modes, and classification of registers for them. */
|
|
|
|
|
/* 1 if X is an rtx for a constant that is a valid address. */
|
/* 1 if X is an rtx for a constant that is a valid address. */
|
|
|
/* ??? This seems too exclusive. May get better code by accepting more
|
/* ??? This seems too exclusive. May get better code by accepting more
|
possibilities here, in particular, should accept ZDA_NAME SYMBOL_REFs. */
|
possibilities here, in particular, should accept ZDA_NAME SYMBOL_REFs. */
|
|
|
#define CONSTANT_ADDRESS_P(X) \
|
#define CONSTANT_ADDRESS_P(X) \
|
(GET_CODE (X) == CONST_INT \
|
(GET_CODE (X) == CONST_INT \
|
&& CONST_OK_FOR_K (INTVAL (X)))
|
&& CONST_OK_FOR_K (INTVAL (X)))
|
|
|
/* Maximum number of registers that can appear in a valid memory address. */
|
/* Maximum number of registers that can appear in a valid memory address. */
|
|
|
#define MAX_REGS_PER_ADDRESS 1
|
#define MAX_REGS_PER_ADDRESS 1
|
|
|
/* The macros REG_OK_FOR..._P assume that the arg is a REG rtx
|
/* The macros REG_OK_FOR..._P assume that the arg is a REG rtx
|
and check its validity for a certain class.
|
and check its validity for a certain class.
|
We have two alternate definitions for each of them.
|
We have two alternate definitions for each of them.
|
The usual definition accepts all pseudo regs; the other rejects
|
The usual definition accepts all pseudo regs; the other rejects
|
them unless they have been allocated suitable hard regs.
|
them unless they have been allocated suitable hard regs.
|
The symbol REG_OK_STRICT causes the latter definition to be used.
|
The symbol REG_OK_STRICT causes the latter definition to be used.
|
|
|
Most source files want to accept pseudo regs in the hope that
|
Most source files want to accept pseudo regs in the hope that
|
they will get allocated to the class that the insn wants them to be in.
|
they will get allocated to the class that the insn wants them to be in.
|
Source files for reload pass need to be strict.
|
Source files for reload pass need to be strict.
|
After reload, it makes no difference, since pseudo regs have
|
After reload, it makes no difference, since pseudo regs have
|
been eliminated by then. */
|
been eliminated by then. */
|
|
|
#ifndef REG_OK_STRICT
|
#ifndef REG_OK_STRICT
|
|
|
/* Nonzero if X is a hard reg that can be used as an index
|
/* Nonzero if X is a hard reg that can be used as an index
|
or if it is a pseudo reg. */
|
or if it is a pseudo reg. */
|
#define REG_OK_FOR_INDEX_P(X) 0
|
#define REG_OK_FOR_INDEX_P(X) 0
|
/* Nonzero if X is a hard reg that can be used as a base reg
|
/* Nonzero if X is a hard reg that can be used as a base reg
|
or if it is a pseudo reg. */
|
or if it is a pseudo reg. */
|
#define REG_OK_FOR_BASE_P(X) 1
|
#define REG_OK_FOR_BASE_P(X) 1
|
#define REG_OK_FOR_INDEX_P_STRICT(X) 0
|
#define REG_OK_FOR_INDEX_P_STRICT(X) 0
|
#define REG_OK_FOR_BASE_P_STRICT(X) REGNO_OK_FOR_BASE_P (REGNO (X))
|
#define REG_OK_FOR_BASE_P_STRICT(X) REGNO_OK_FOR_BASE_P (REGNO (X))
|
#define STRICT 0
|
#define STRICT 0
|
|
|
#else
|
#else
|
|
|
/* Nonzero if X is a hard reg that can be used as an index. */
|
/* Nonzero if X is a hard reg that can be used as an index. */
|
#define REG_OK_FOR_INDEX_P(X) 0
|
#define REG_OK_FOR_INDEX_P(X) 0
|
/* Nonzero if X is a hard reg that can be used as a base reg. */
|
/* Nonzero if X is a hard reg that can be used as a base reg. */
|
#define REG_OK_FOR_BASE_P(X) REGNO_OK_FOR_BASE_P (REGNO (X))
|
#define REG_OK_FOR_BASE_P(X) REGNO_OK_FOR_BASE_P (REGNO (X))
|
#define STRICT 1
|
#define STRICT 1
|
|
|
#endif
|
#endif
|
|
|
/* A C expression that defines the optional machine-dependent
|
/* A C expression that defines the optional machine-dependent
|
constraint letters that can be used to segregate specific types of
|
constraint letters that can be used to segregate specific types of
|
operands, usually memory references, for the target machine.
|
operands, usually memory references, for the target machine.
|
Normally this macro will not be defined. If it is required for a
|
Normally this macro will not be defined. If it is required for a
|
particular target machine, it should return 1 if VALUE corresponds
|
particular target machine, it should return 1 if VALUE corresponds
|
to the operand type represented by the constraint letter C. If C
|
to the operand type represented by the constraint letter C. If C
|
is not defined as an extra constraint, the value returned should
|
is not defined as an extra constraint, the value returned should
|
be 0 regardless of VALUE.
|
be 0 regardless of VALUE.
|
|
|
For example, on the ROMP, load instructions cannot have their
|
For example, on the ROMP, load instructions cannot have their
|
output in r0 if the memory reference contains a symbolic address.
|
output in r0 if the memory reference contains a symbolic address.
|
Constraint letter `Q' is defined as representing a memory address
|
Constraint letter `Q' is defined as representing a memory address
|
that does *not* contain a symbolic address. An alternative is
|
that does *not* contain a symbolic address. An alternative is
|
specified with a `Q' constraint on the input and `r' on the
|
specified with a `Q' constraint on the input and `r' on the
|
output. The next alternative specifies `m' on the input and a
|
output. The next alternative specifies `m' on the input and a
|
register class that does not include r0 on the output. */
|
register class that does not include r0 on the output. */
|
|
|
#define EXTRA_CONSTRAINT(OP, C) \
|
#define EXTRA_CONSTRAINT(OP, C) \
|
((C) == 'Q' ? ep_memory_operand (OP, GET_MODE (OP), FALSE) \
|
((C) == 'Q' ? ep_memory_operand (OP, GET_MODE (OP), FALSE) \
|
: (C) == 'R' ? special_symbolref_operand (OP, VOIDmode) \
|
: (C) == 'R' ? special_symbolref_operand (OP, VOIDmode) \
|
: (C) == 'S' ? (GET_CODE (OP) == SYMBOL_REF \
|
: (C) == 'S' ? (GET_CODE (OP) == SYMBOL_REF \
|
&& !SYMBOL_REF_ZDA_P (OP)) \
|
&& !SYMBOL_REF_ZDA_P (OP)) \
|
: (C) == 'T' ? ep_memory_operand (OP, GET_MODE (OP), TRUE) \
|
: (C) == 'T' ? ep_memory_operand (OP, GET_MODE (OP), TRUE) \
|
: (C) == 'U' ? ((GET_CODE (OP) == SYMBOL_REF \
|
: (C) == 'U' ? ((GET_CODE (OP) == SYMBOL_REF \
|
&& SYMBOL_REF_ZDA_P (OP)) \
|
&& SYMBOL_REF_ZDA_P (OP)) \
|
|| (GET_CODE (OP) == CONST \
|
|| (GET_CODE (OP) == CONST \
|
&& GET_CODE (XEXP (OP, 0)) == PLUS \
|
&& GET_CODE (XEXP (OP, 0)) == PLUS \
|
&& GET_CODE (XEXP (XEXP (OP, 0), 0)) == SYMBOL_REF \
|
&& GET_CODE (XEXP (XEXP (OP, 0), 0)) == SYMBOL_REF \
|
&& SYMBOL_REF_ZDA_P (XEXP (XEXP (OP, 0), 0)))) \
|
&& SYMBOL_REF_ZDA_P (XEXP (XEXP (OP, 0), 0)))) \
|
: 0)
|
: 0)
|
|
|
/* GO_IF_LEGITIMATE_ADDRESS recognizes an RTL expression
|
/* GO_IF_LEGITIMATE_ADDRESS recognizes an RTL expression
|
that is a valid memory address for an instruction.
|
that is a valid memory address for an instruction.
|
The MODE argument is the machine mode for the MEM expression
|
The MODE argument is the machine mode for the MEM expression
|
that wants to use this address.
|
that wants to use this address.
|
|
|
The other macros defined here are used only in GO_IF_LEGITIMATE_ADDRESS,
|
The other macros defined here are used only in GO_IF_LEGITIMATE_ADDRESS,
|
except for CONSTANT_ADDRESS_P which is actually
|
except for CONSTANT_ADDRESS_P which is actually
|
machine-independent. */
|
machine-independent. */
|
|
|
/* Accept either REG or SUBREG where a register is valid. */
|
/* Accept either REG or SUBREG where a register is valid. */
|
|
|
#define RTX_OK_FOR_BASE_P(X) \
|
#define RTX_OK_FOR_BASE_P(X) \
|
((REG_P (X) && REG_OK_FOR_BASE_P (X)) \
|
((REG_P (X) && REG_OK_FOR_BASE_P (X)) \
|
|| (GET_CODE (X) == SUBREG && REG_P (SUBREG_REG (X)) \
|
|| (GET_CODE (X) == SUBREG && REG_P (SUBREG_REG (X)) \
|
&& REG_OK_FOR_BASE_P (SUBREG_REG (X))))
|
&& REG_OK_FOR_BASE_P (SUBREG_REG (X))))
|
|
|
#define GO_IF_LEGITIMATE_ADDRESS(MODE, X, ADDR) \
|
#define GO_IF_LEGITIMATE_ADDRESS(MODE, X, ADDR) \
|
do { \
|
do { \
|
if (RTX_OK_FOR_BASE_P (X)) \
|
if (RTX_OK_FOR_BASE_P (X)) \
|
goto ADDR; \
|
goto ADDR; \
|
if (CONSTANT_ADDRESS_P (X) \
|
if (CONSTANT_ADDRESS_P (X) \
|
&& (MODE == QImode || INTVAL (X) % 2 == 0) \
|
&& (MODE == QImode || INTVAL (X) % 2 == 0) \
|
&& (GET_MODE_SIZE (MODE) <= 4 || INTVAL (X) % 4 == 0)) \
|
&& (GET_MODE_SIZE (MODE) <= 4 || INTVAL (X) % 4 == 0)) \
|
goto ADDR; \
|
goto ADDR; \
|
if (GET_CODE (X) == LO_SUM \
|
if (GET_CODE (X) == LO_SUM \
|
&& REG_P (XEXP (X, 0)) \
|
&& REG_P (XEXP (X, 0)) \
|
&& REG_OK_FOR_BASE_P (XEXP (X, 0)) \
|
&& REG_OK_FOR_BASE_P (XEXP (X, 0)) \
|
&& CONSTANT_P (XEXP (X, 1)) \
|
&& CONSTANT_P (XEXP (X, 1)) \
|
&& (GET_CODE (XEXP (X, 1)) != CONST_INT \
|
&& (GET_CODE (XEXP (X, 1)) != CONST_INT \
|
|| ((MODE == QImode || INTVAL (XEXP (X, 1)) % 2 == 0) \
|
|| ((MODE == QImode || INTVAL (XEXP (X, 1)) % 2 == 0) \
|
&& CONST_OK_FOR_K (INTVAL (XEXP (X, 1))))) \
|
&& CONST_OK_FOR_K (INTVAL (XEXP (X, 1))))) \
|
&& GET_MODE_SIZE (MODE) <= GET_MODE_SIZE (word_mode)) \
|
&& GET_MODE_SIZE (MODE) <= GET_MODE_SIZE (word_mode)) \
|
goto ADDR; \
|
goto ADDR; \
|
if (special_symbolref_operand (X, MODE) \
|
if (special_symbolref_operand (X, MODE) \
|
&& (GET_MODE_SIZE (MODE) <= GET_MODE_SIZE (word_mode))) \
|
&& (GET_MODE_SIZE (MODE) <= GET_MODE_SIZE (word_mode))) \
|
goto ADDR; \
|
goto ADDR; \
|
if (GET_CODE (X) == PLUS \
|
if (GET_CODE (X) == PLUS \
|
&& RTX_OK_FOR_BASE_P (XEXP (X, 0)) \
|
&& RTX_OK_FOR_BASE_P (XEXP (X, 0)) \
|
&& CONSTANT_ADDRESS_P (XEXP (X, 1)) \
|
&& CONSTANT_ADDRESS_P (XEXP (X, 1)) \
|
&& ((MODE == QImode || INTVAL (XEXP (X, 1)) % 2 == 0) \
|
&& ((MODE == QImode || INTVAL (XEXP (X, 1)) % 2 == 0) \
|
&& CONST_OK_FOR_K (INTVAL (XEXP (X, 1)) \
|
&& CONST_OK_FOR_K (INTVAL (XEXP (X, 1)) \
|
+ (GET_MODE_NUNITS (MODE) * UNITS_PER_WORD)))) \
|
+ (GET_MODE_NUNITS (MODE) * UNITS_PER_WORD)))) \
|
goto ADDR; \
|
goto ADDR; \
|
} while (0)
|
} while (0)
|
|
|
|
|
/* Go to LABEL if ADDR (a legitimate address expression)
|
/* Go to LABEL if ADDR (a legitimate address expression)
|
has an effect that depends on the machine mode it is used for. */
|
has an effect that depends on the machine mode it is used for. */
|
|
|
#define GO_IF_MODE_DEPENDENT_ADDRESS(ADDR,LABEL) {}
|
#define GO_IF_MODE_DEPENDENT_ADDRESS(ADDR,LABEL) {}
|
|
|
/* Nonzero if the constant value X is a legitimate general operand.
|
/* Nonzero if the constant value X is a legitimate general operand.
|
It is given that X satisfies CONSTANT_P or is a CONST_DOUBLE. */
|
It is given that X satisfies CONSTANT_P or is a CONST_DOUBLE. */
|
|
|
#define LEGITIMATE_CONSTANT_P(X) \
|
#define LEGITIMATE_CONSTANT_P(X) \
|
(GET_CODE (X) == CONST_DOUBLE \
|
(GET_CODE (X) == CONST_DOUBLE \
|
|| !(GET_CODE (X) == CONST \
|
|| !(GET_CODE (X) == CONST \
|
&& GET_CODE (XEXP (X, 0)) == PLUS \
|
&& GET_CODE (XEXP (X, 0)) == PLUS \
|
&& GET_CODE (XEXP (XEXP (X, 0), 0)) == SYMBOL_REF \
|
&& GET_CODE (XEXP (XEXP (X, 0), 0)) == SYMBOL_REF \
|
&& GET_CODE (XEXP (XEXP (X, 0), 1)) == CONST_INT \
|
&& GET_CODE (XEXP (XEXP (X, 0), 1)) == CONST_INT \
|
&& ! CONST_OK_FOR_K (INTVAL (XEXP (XEXP (X, 0), 1)))))
|
&& ! CONST_OK_FOR_K (INTVAL (XEXP (XEXP (X, 0), 1)))))
|
|
|
/* Tell final.c how to eliminate redundant test instructions. */
|
/* Tell final.c how to eliminate redundant test instructions. */
|
|
|
/* Here we define machine-dependent flags and fields in cc_status
|
/* Here we define machine-dependent flags and fields in cc_status
|
(see `conditions.h'). No extra ones are needed for the VAX. */
|
(see `conditions.h'). No extra ones are needed for the VAX. */
|
|
|
/* Store in cc_status the expressions
|
/* Store in cc_status the expressions
|
that the condition codes will describe
|
that the condition codes will describe
|
after execution of an instruction whose pattern is EXP.
|
after execution of an instruction whose pattern is EXP.
|
Do not alter them if the instruction would not alter the cc's. */
|
Do not alter them if the instruction would not alter the cc's. */
|
|
|
#define CC_OVERFLOW_UNUSABLE 0x200
|
#define CC_OVERFLOW_UNUSABLE 0x200
|
#define CC_NO_CARRY CC_NO_OVERFLOW
|
#define CC_NO_CARRY CC_NO_OVERFLOW
|
#define NOTICE_UPDATE_CC(EXP, INSN) notice_update_cc(EXP, INSN)
|
#define NOTICE_UPDATE_CC(EXP, INSN) notice_update_cc(EXP, INSN)
|
|
|
/* Nonzero if access to memory by bytes or half words is no faster
|
/* Nonzero if access to memory by bytes or half words is no faster
|
than accessing full words. */
|
than accessing full words. */
|
#define SLOW_BYTE_ACCESS 1
|
#define SLOW_BYTE_ACCESS 1
|
|
|
/* According expr.c, a value of around 6 should minimize code size, and
|
/* According expr.c, a value of around 6 should minimize code size, and
|
for the V850 series, that's our primary concern. */
|
for the V850 series, that's our primary concern. */
|
#define MOVE_RATIO 6
|
#define MOVE_RATIO 6
|
|
|
/* Indirect calls are expensive, never turn a direct call
|
/* Indirect calls are expensive, never turn a direct call
|
into an indirect call. */
|
into an indirect call. */
|
#define NO_FUNCTION_CSE
|
#define NO_FUNCTION_CSE
|
|
|
/* The four different data regions on the v850. */
|
/* The four different data regions on the v850. */
|
typedef enum
|
typedef enum
|
{
|
{
|
DATA_AREA_NORMAL,
|
DATA_AREA_NORMAL,
|
DATA_AREA_SDA,
|
DATA_AREA_SDA,
|
DATA_AREA_TDA,
|
DATA_AREA_TDA,
|
DATA_AREA_ZDA
|
DATA_AREA_ZDA
|
} v850_data_area;
|
} v850_data_area;
|
|
|
#define TEXT_SECTION_ASM_OP "\t.section .text"
|
#define TEXT_SECTION_ASM_OP "\t.section .text"
|
#define DATA_SECTION_ASM_OP "\t.section .data"
|
#define DATA_SECTION_ASM_OP "\t.section .data"
|
#define BSS_SECTION_ASM_OP "\t.section .bss"
|
#define BSS_SECTION_ASM_OP "\t.section .bss"
|
#define SDATA_SECTION_ASM_OP "\t.section .sdata,\"aw\""
|
#define SDATA_SECTION_ASM_OP "\t.section .sdata,\"aw\""
|
#define SBSS_SECTION_ASM_OP "\t.section .sbss,\"aw\""
|
#define SBSS_SECTION_ASM_OP "\t.section .sbss,\"aw\""
|
|
|
#define SCOMMON_ASM_OP "\t.scomm\t"
|
#define SCOMMON_ASM_OP "\t.scomm\t"
|
#define ZCOMMON_ASM_OP "\t.zcomm\t"
|
#define ZCOMMON_ASM_OP "\t.zcomm\t"
|
#define TCOMMON_ASM_OP "\t.tcomm\t"
|
#define TCOMMON_ASM_OP "\t.tcomm\t"
|
|
|
#define ASM_COMMENT_START "#"
|
#define ASM_COMMENT_START "#"
|
|
|
/* Output to assembler file text saying following lines
|
/* Output to assembler file text saying following lines
|
may contain character constants, extra white space, comments, etc. */
|
may contain character constants, extra white space, comments, etc. */
|
|
|
#define ASM_APP_ON "#APP\n"
|
#define ASM_APP_ON "#APP\n"
|
|
|
/* Output to assembler file text saying following lines
|
/* Output to assembler file text saying following lines
|
no longer contain unusual constructs. */
|
no longer contain unusual constructs. */
|
|
|
#define ASM_APP_OFF "#NO_APP\n"
|
#define ASM_APP_OFF "#NO_APP\n"
|
|
|
#undef USER_LABEL_PREFIX
|
#undef USER_LABEL_PREFIX
|
#define USER_LABEL_PREFIX "_"
|
#define USER_LABEL_PREFIX "_"
|
|
|
#define OUTPUT_ADDR_CONST_EXTRA(FILE, X, FAIL) \
|
#define OUTPUT_ADDR_CONST_EXTRA(FILE, X, FAIL) \
|
if (! v850_output_addr_const_extra (FILE, X)) \
|
if (! v850_output_addr_const_extra (FILE, X)) \
|
goto FAIL
|
goto FAIL
|
|
|
/* This says how to output the assembler to define a global
|
/* This says how to output the assembler to define a global
|
uninitialized but not common symbol. */
|
uninitialized but not common symbol. */
|
|
|
#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
|
#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
|
asm_output_aligned_bss ((FILE), (DECL), (NAME), (SIZE), (ALIGN))
|
asm_output_aligned_bss ((FILE), (DECL), (NAME), (SIZE), (ALIGN))
|
|
|
#undef ASM_OUTPUT_ALIGNED_BSS
|
#undef ASM_OUTPUT_ALIGNED_BSS
|
#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
|
#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
|
v850_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
|
v850_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
|
|
|
/* This says how to output the assembler to define a global
|
/* This says how to output the assembler to define a global
|
uninitialized, common symbol. */
|
uninitialized, common symbol. */
|
#undef ASM_OUTPUT_ALIGNED_COMMON
|
#undef ASM_OUTPUT_ALIGNED_COMMON
|
#undef ASM_OUTPUT_COMMON
|
#undef ASM_OUTPUT_COMMON
|
#define ASM_OUTPUT_ALIGNED_DECL_COMMON(FILE, DECL, NAME, SIZE, ALIGN) \
|
#define ASM_OUTPUT_ALIGNED_DECL_COMMON(FILE, DECL, NAME, SIZE, ALIGN) \
|
v850_output_common (FILE, DECL, NAME, SIZE, ALIGN)
|
v850_output_common (FILE, DECL, NAME, SIZE, ALIGN)
|
|
|
/* This says how to output the assembler to define a local
|
/* This says how to output the assembler to define a local
|
uninitialized symbol. */
|
uninitialized symbol. */
|
#undef ASM_OUTPUT_ALIGNED_LOCAL
|
#undef ASM_OUTPUT_ALIGNED_LOCAL
|
#undef ASM_OUTPUT_LOCAL
|
#undef ASM_OUTPUT_LOCAL
|
#define ASM_OUTPUT_ALIGNED_DECL_LOCAL(FILE, DECL, NAME, SIZE, ALIGN) \
|
#define ASM_OUTPUT_ALIGNED_DECL_LOCAL(FILE, DECL, NAME, SIZE, ALIGN) \
|
v850_output_local (FILE, DECL, NAME, SIZE, ALIGN)
|
v850_output_local (FILE, DECL, NAME, SIZE, ALIGN)
|
|
|
/* Globalizing directive for a label. */
|
/* Globalizing directive for a label. */
|
#define GLOBAL_ASM_OP "\t.global "
|
#define GLOBAL_ASM_OP "\t.global "
|
|
|
#define ASM_PN_FORMAT "%s___%lu"
|
#define ASM_PN_FORMAT "%s___%lu"
|
|
|
/* This is how we tell the assembler that two symbols have the same value. */
|
/* This is how we tell the assembler that two symbols have the same value. */
|
|
|
#define ASM_OUTPUT_DEF(FILE,NAME1,NAME2) \
|
#define ASM_OUTPUT_DEF(FILE,NAME1,NAME2) \
|
do { assemble_name(FILE, NAME1); \
|
do { assemble_name(FILE, NAME1); \
|
fputs(" = ", FILE); \
|
fputs(" = ", FILE); \
|
assemble_name(FILE, NAME2); \
|
assemble_name(FILE, NAME2); \
|
fputc('\n', FILE); } while (0)
|
fputc('\n', FILE); } while (0)
|
|
|
|
|
/* How to refer to registers in assembler output.
|
/* How to refer to registers in assembler output.
|
This sequence is indexed by compiler's hard-register-number (see above). */
|
This sequence is indexed by compiler's hard-register-number (see above). */
|
|
|
#define REGISTER_NAMES \
|
#define REGISTER_NAMES \
|
{ "r0", "r1", "r2", "sp", "gp", "r5", "r6" , "r7", \
|
{ "r0", "r1", "r2", "sp", "gp", "r5", "r6" , "r7", \
|
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", \
|
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", \
|
"r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", \
|
"r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", \
|
"r24", "r25", "r26", "r27", "r28", "r29", "ep", "r31", \
|
"r24", "r25", "r26", "r27", "r28", "r29", "ep", "r31", \
|
".fp", ".ap"}
|
".fp", ".ap"}
|
|
|
#define ADDITIONAL_REGISTER_NAMES \
|
#define ADDITIONAL_REGISTER_NAMES \
|
{ { "zero", 0 }, \
|
{ { "zero", 0 }, \
|
{ "hp", 2 }, \
|
{ "hp", 2 }, \
|
{ "r3", 3 }, \
|
{ "r3", 3 }, \
|
{ "r4", 4 }, \
|
{ "r4", 4 }, \
|
{ "tp", 5 }, \
|
{ "tp", 5 }, \
|
{ "fp", 29 }, \
|
{ "fp", 29 }, \
|
{ "r30", 30 }, \
|
{ "r30", 30 }, \
|
{ "lp", 31} }
|
{ "lp", 31} }
|
|
|
/* Print an instruction operand X on file FILE.
|
/* Print an instruction operand X on file FILE.
|
look in v850.c for details */
|
look in v850.c for details */
|
|
|
#define PRINT_OPERAND(FILE, X, CODE) print_operand (FILE, X, CODE)
|
#define PRINT_OPERAND(FILE, X, CODE) print_operand (FILE, X, CODE)
|
|
|
#define PRINT_OPERAND_PUNCT_VALID_P(CODE) \
|
#define PRINT_OPERAND_PUNCT_VALID_P(CODE) \
|
((CODE) == '.')
|
((CODE) == '.')
|
|
|
/* Print a memory operand whose address is X, on file FILE.
|
/* Print a memory operand whose address is X, on file FILE.
|
This uses a function in output-vax.c. */
|
This uses a function in output-vax.c. */
|
|
|
#define PRINT_OPERAND_ADDRESS(FILE, ADDR) print_operand_address (FILE, ADDR)
|
#define PRINT_OPERAND_ADDRESS(FILE, ADDR) print_operand_address (FILE, ADDR)
|
|
|
#define ASM_OUTPUT_REG_PUSH(FILE,REGNO)
|
#define ASM_OUTPUT_REG_PUSH(FILE,REGNO)
|
#define ASM_OUTPUT_REG_POP(FILE,REGNO)
|
#define ASM_OUTPUT_REG_POP(FILE,REGNO)
|
|
|
/* This is how to output an element of a case-vector that is absolute. */
|
/* This is how to output an element of a case-vector that is absolute. */
|
|
|
#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \
|
#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \
|
fprintf (FILE, "\t%s .L%d\n", \
|
fprintf (FILE, "\t%s .L%d\n", \
|
(TARGET_BIG_SWITCH ? ".long" : ".short"), VALUE)
|
(TARGET_BIG_SWITCH ? ".long" : ".short"), VALUE)
|
|
|
/* This is how to output an element of a case-vector that is relative. */
|
/* This is how to output an element of a case-vector that is relative. */
|
|
|
/* Disable the shift, which is for the currently disabled "switch"
|
/* Disable the shift, which is for the currently disabled "switch"
|
opcode. Se casesi in v850.md. */
|
opcode. Se casesi in v850.md. */
|
#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \
|
#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \
|
fprintf (FILE, "\t%s %s.L%d-.L%d%s\n", \
|
fprintf (FILE, "\t%s %s.L%d-.L%d%s\n", \
|
(TARGET_BIG_SWITCH ? ".long" : ".short"), \
|
(TARGET_BIG_SWITCH ? ".long" : ".short"), \
|
(0 && ! TARGET_BIG_SWITCH && TARGET_V850E ? "(" : ""), \
|
(0 && ! TARGET_BIG_SWITCH && TARGET_V850E ? "(" : ""), \
|
VALUE, REL, \
|
VALUE, REL, \
|
(0 && ! TARGET_BIG_SWITCH && TARGET_V850E ? ")>>1" : ""))
|
(0 && ! TARGET_BIG_SWITCH && TARGET_V850E ? ")>>1" : ""))
|
|
|
#define ASM_OUTPUT_ALIGN(FILE, LOG) \
|
#define ASM_OUTPUT_ALIGN(FILE, LOG) \
|
if ((LOG) != 0) \
|
if ((LOG) != 0) \
|
fprintf (FILE, "\t.align %d\n", (LOG))
|
fprintf (FILE, "\t.align %d\n", (LOG))
|
|
|
/* We don't have to worry about dbx compatibility for the v850. */
|
/* We don't have to worry about dbx compatibility for the v850. */
|
#define DEFAULT_GDB_EXTENSIONS 1
|
#define DEFAULT_GDB_EXTENSIONS 1
|
|
|
/* Use stabs debugging info by default. */
|
/* Use stabs debugging info by default. */
|
#undef PREFERRED_DEBUGGING_TYPE
|
#undef PREFERRED_DEBUGGING_TYPE
|
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
|
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
|
|
|
/* Specify the machine mode that this machine uses
|
/* Specify the machine mode that this machine uses
|
for the index in the tablejump instruction. */
|
for the index in the tablejump instruction. */
|
#define CASE_VECTOR_MODE (TARGET_BIG_SWITCH ? SImode : HImode)
|
#define CASE_VECTOR_MODE (TARGET_BIG_SWITCH ? SImode : HImode)
|
|
|
/* Define as C expression which evaluates to nonzero if the tablejump
|
/* Define as C expression which evaluates to nonzero if the tablejump
|
instruction expects the table to contain offsets from the address of the
|
instruction expects the table to contain offsets from the address of the
|
table.
|
table.
|
Do not define this if the table should contain absolute addresses. */
|
Do not define this if the table should contain absolute addresses. */
|
#define CASE_VECTOR_PC_RELATIVE 1
|
#define CASE_VECTOR_PC_RELATIVE 1
|
|
|
/* The switch instruction requires that the jump table immediately follow
|
/* The switch instruction requires that the jump table immediately follow
|
it. */
|
it. */
|
#define JUMP_TABLES_IN_TEXT_SECTION 1
|
#define JUMP_TABLES_IN_TEXT_SECTION 1
|
|
|
/* svr4.h defines this assuming that 4 byte alignment is required. */
|
/* svr4.h defines this assuming that 4 byte alignment is required. */
|
#undef ASM_OUTPUT_BEFORE_CASE_LABEL
|
#undef ASM_OUTPUT_BEFORE_CASE_LABEL
|
#define ASM_OUTPUT_BEFORE_CASE_LABEL(FILE,PREFIX,NUM,TABLE) \
|
#define ASM_OUTPUT_BEFORE_CASE_LABEL(FILE,PREFIX,NUM,TABLE) \
|
ASM_OUTPUT_ALIGN ((FILE), (TARGET_BIG_SWITCH ? 2 : 1));
|
ASM_OUTPUT_ALIGN ((FILE), (TARGET_BIG_SWITCH ? 2 : 1));
|
|
|
#define WORD_REGISTER_OPERATIONS
|
#define WORD_REGISTER_OPERATIONS
|
|
|
/* Byte and short loads sign extend the value to a word. */
|
/* Byte and short loads sign extend the value to a word. */
|
#define LOAD_EXTEND_OP(MODE) SIGN_EXTEND
|
#define LOAD_EXTEND_OP(MODE) SIGN_EXTEND
|
|
|
/* This flag, if defined, says the same insns that convert to a signed fixnum
|
/* This flag, if defined, says the same insns that convert to a signed fixnum
|
also convert validly to an unsigned one. */
|
also convert validly to an unsigned one. */
|
#define FIXUNS_TRUNC_LIKE_FIX_TRUNC
|
#define FIXUNS_TRUNC_LIKE_FIX_TRUNC
|
|
|
/* Max number of bytes we can move from memory to memory
|
/* Max number of bytes we can move from memory to memory
|
in one reasonably fast instruction. */
|
in one reasonably fast instruction. */
|
#define MOVE_MAX 4
|
#define MOVE_MAX 4
|
|
|
/* Define if shifts truncate the shift count
|
/* Define if shifts truncate the shift count
|
which implies one can omit a sign-extension or zero-extension
|
which implies one can omit a sign-extension or zero-extension
|
of a shift count. */
|
of a shift count. */
|
#define SHIFT_COUNT_TRUNCATED 1
|
#define SHIFT_COUNT_TRUNCATED 1
|
|
|
/* Value is 1 if truncating an integer of INPREC bits to OUTPREC bits
|
/* Value is 1 if truncating an integer of INPREC bits to OUTPREC bits
|
is done just by pretending it is already truncated. */
|
is done just by pretending it is already truncated. */
|
#define TRULY_NOOP_TRUNCATION(OUTPREC, INPREC) 1
|
#define TRULY_NOOP_TRUNCATION(OUTPREC, INPREC) 1
|
|
|
/* Specify the machine mode that pointers have.
|
/* Specify the machine mode that pointers have.
|
After generation of rtl, the compiler makes no further distinction
|
After generation of rtl, the compiler makes no further distinction
|
between pointers and any other objects of this machine mode. */
|
between pointers and any other objects of this machine mode. */
|
#define Pmode SImode
|
#define Pmode SImode
|
|
|
/* A function address in a call instruction
|
/* A function address in a call instruction
|
is a byte address (for indexing purposes)
|
is a byte address (for indexing purposes)
|
so give the MEM rtx a byte's mode. */
|
so give the MEM rtx a byte's mode. */
|
#define FUNCTION_MODE QImode
|
#define FUNCTION_MODE QImode
|
|
|
/* Tell compiler we want to support GHS pragmas */
|
/* Tell compiler we want to support GHS pragmas */
|
#define REGISTER_TARGET_PRAGMAS() do { \
|
#define REGISTER_TARGET_PRAGMAS() do { \
|
c_register_pragma ("ghs", "interrupt", ghs_pragma_interrupt); \
|
c_register_pragma ("ghs", "interrupt", ghs_pragma_interrupt); \
|
c_register_pragma ("ghs", "section", ghs_pragma_section); \
|
c_register_pragma ("ghs", "section", ghs_pragma_section); \
|
c_register_pragma ("ghs", "starttda", ghs_pragma_starttda); \
|
c_register_pragma ("ghs", "starttda", ghs_pragma_starttda); \
|
c_register_pragma ("ghs", "startsda", ghs_pragma_startsda); \
|
c_register_pragma ("ghs", "startsda", ghs_pragma_startsda); \
|
c_register_pragma ("ghs", "startzda", ghs_pragma_startzda); \
|
c_register_pragma ("ghs", "startzda", ghs_pragma_startzda); \
|
c_register_pragma ("ghs", "endtda", ghs_pragma_endtda); \
|
c_register_pragma ("ghs", "endtda", ghs_pragma_endtda); \
|
c_register_pragma ("ghs", "endsda", ghs_pragma_endsda); \
|
c_register_pragma ("ghs", "endsda", ghs_pragma_endsda); \
|
c_register_pragma ("ghs", "endzda", ghs_pragma_endzda); \
|
c_register_pragma ("ghs", "endzda", ghs_pragma_endzda); \
|
} while (0)
|
} while (0)
|
|
|
/* enum GHS_SECTION_KIND is an enumeration of the kinds of sections that
|
/* enum GHS_SECTION_KIND is an enumeration of the kinds of sections that
|
can appear in the "ghs section" pragma. These names are used to index
|
can appear in the "ghs section" pragma. These names are used to index
|
into the GHS_default_section_names[] and GHS_current_section_names[]
|
into the GHS_default_section_names[] and GHS_current_section_names[]
|
that are defined in v850.c, and so the ordering of each must remain
|
that are defined in v850.c, and so the ordering of each must remain
|
consistent.
|
consistent.
|
|
|
These arrays give the default and current names for each kind of
|
These arrays give the default and current names for each kind of
|
section defined by the GHS pragmas. The current names can be changed
|
section defined by the GHS pragmas. The current names can be changed
|
by the "ghs section" pragma. If the current names are null, use
|
by the "ghs section" pragma. If the current names are null, use
|
the default names. Note that the two arrays have different types.
|
the default names. Note that the two arrays have different types.
|
|
|
For the *normal* section kinds (like .data, .text, etc.) we do not
|
For the *normal* section kinds (like .data, .text, etc.) we do not
|
want to explicitly force the name of these sections, but would rather
|
want to explicitly force the name of these sections, but would rather
|
let the linker (or at least the back end) choose the name of the
|
let the linker (or at least the back end) choose the name of the
|
section, UNLESS the user has force a specific name for these section
|
section, UNLESS the user has force a specific name for these section
|
kinds. To accomplish this set the name in ghs_default_section_names
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kinds. To accomplish this set the name in ghs_default_section_names
|
to null. */
|
to null. */
|
|
|
enum GHS_section_kind
|
enum GHS_section_kind
|
{
|
{
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GHS_SECTION_KIND_DEFAULT,
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GHS_SECTION_KIND_DEFAULT,
|
|
|
GHS_SECTION_KIND_TEXT,
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GHS_SECTION_KIND_TEXT,
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GHS_SECTION_KIND_DATA,
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GHS_SECTION_KIND_DATA,
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GHS_SECTION_KIND_RODATA,
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GHS_SECTION_KIND_RODATA,
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GHS_SECTION_KIND_BSS,
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GHS_SECTION_KIND_BSS,
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GHS_SECTION_KIND_SDATA,
|
GHS_SECTION_KIND_SDATA,
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GHS_SECTION_KIND_ROSDATA,
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GHS_SECTION_KIND_ROSDATA,
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GHS_SECTION_KIND_TDATA,
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GHS_SECTION_KIND_TDATA,
|
GHS_SECTION_KIND_ZDATA,
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GHS_SECTION_KIND_ZDATA,
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GHS_SECTION_KIND_ROZDATA,
|
GHS_SECTION_KIND_ROZDATA,
|
|
|
COUNT_OF_GHS_SECTION_KINDS /* must be last */
|
COUNT_OF_GHS_SECTION_KINDS /* must be last */
|
};
|
};
|
|
|
/* The following code is for handling pragmas supported by the
|
/* The following code is for handling pragmas supported by the
|
v850 compiler produced by Green Hills Software. This is at
|
v850 compiler produced by Green Hills Software. This is at
|
the specific request of a customer. */
|
the specific request of a customer. */
|
|
|
typedef struct data_area_stack_element
|
typedef struct data_area_stack_element
|
{
|
{
|
struct data_area_stack_element * prev;
|
struct data_area_stack_element * prev;
|
v850_data_area data_area; /* Current default data area. */
|
v850_data_area data_area; /* Current default data area. */
|
} data_area_stack_element;
|
} data_area_stack_element;
|
|
|
/* Track the current data area set by the
|
/* Track the current data area set by the
|
data area pragma (which can be nested). */
|
data area pragma (which can be nested). */
|
extern data_area_stack_element * data_area_stack;
|
extern data_area_stack_element * data_area_stack;
|
|
|
/* Names of the various data areas used on the v850. */
|
/* Names of the various data areas used on the v850. */
|
extern union tree_node * GHS_default_section_names [(int) COUNT_OF_GHS_SECTION_KINDS];
|
extern union tree_node * GHS_default_section_names [(int) COUNT_OF_GHS_SECTION_KINDS];
|
extern union tree_node * GHS_current_section_names [(int) COUNT_OF_GHS_SECTION_KINDS];
|
extern union tree_node * GHS_current_section_names [(int) COUNT_OF_GHS_SECTION_KINDS];
|
|
|
/* The assembler op to start the file. */
|
/* The assembler op to start the file. */
|
|
|
#define FILE_ASM_OP "\t.file\n"
|
#define FILE_ASM_OP "\t.file\n"
|
|
|
/* Enable the register move pass to improve code. */
|
/* Enable the register move pass to improve code. */
|
#define ENABLE_REGMOVE_PASS
|
#define ENABLE_REGMOVE_PASS
|
|
|
|
|
/* Implement ZDA, TDA, and SDA */
|
/* Implement ZDA, TDA, and SDA */
|
|
|
#define EP_REGNUM 30 /* ep register number */
|
#define EP_REGNUM 30 /* ep register number */
|
|
|
#define SYMBOL_FLAG_ZDA (SYMBOL_FLAG_MACH_DEP << 0)
|
#define SYMBOL_FLAG_ZDA (SYMBOL_FLAG_MACH_DEP << 0)
|
#define SYMBOL_FLAG_TDA (SYMBOL_FLAG_MACH_DEP << 1)
|
#define SYMBOL_FLAG_TDA (SYMBOL_FLAG_MACH_DEP << 1)
|
#define SYMBOL_FLAG_SDA (SYMBOL_FLAG_MACH_DEP << 2)
|
#define SYMBOL_FLAG_SDA (SYMBOL_FLAG_MACH_DEP << 2)
|
#define SYMBOL_REF_ZDA_P(X) ((SYMBOL_REF_FLAGS (X) & SYMBOL_FLAG_ZDA) != 0)
|
#define SYMBOL_REF_ZDA_P(X) ((SYMBOL_REF_FLAGS (X) & SYMBOL_FLAG_ZDA) != 0)
|
#define SYMBOL_REF_TDA_P(X) ((SYMBOL_REF_FLAGS (X) & SYMBOL_FLAG_TDA) != 0)
|
#define SYMBOL_REF_TDA_P(X) ((SYMBOL_REF_FLAGS (X) & SYMBOL_FLAG_TDA) != 0)
|
#define SYMBOL_REF_SDA_P(X) ((SYMBOL_REF_FLAGS (X) & SYMBOL_FLAG_SDA) != 0)
|
#define SYMBOL_REF_SDA_P(X) ((SYMBOL_REF_FLAGS (X) & SYMBOL_FLAG_SDA) != 0)
|
|
|
#define TARGET_ASM_INIT_SECTIONS v850_asm_init_sections
|
#define TARGET_ASM_INIT_SECTIONS v850_asm_init_sections
|
|
|
#endif /* ! GCC_V850_H */
|
#endif /* ! GCC_V850_H */
|
|
|
