/* Definitions for GCC. Part of the machine description for CRIS.
- Copyright (C) 1998-2021 Free Software Foundation, Inc.
+ Copyright (C) 1998-2024 Free Software Foundation, Inc.
Contributed by Axis Communications. Written by Hans-Peter Nilsson.
This file is part of GCC.
/* We don't want to use gcc_assert for everything, as that can be
compiled out. */
#define CRIS_ASSERT(x) \
- do { if (!(x)) internal_error ("CRIS-port assertion failed: " #x); } while (0)
+ do { if (!(x)) internal_error ("CRIS-port assertion failed: %s", #x); } while (0)
/* Replacement for REG_P since it does not match SUBREGs. Happens for
testcase Axis-20000320 with gcc-2.9x. */
#ifdef HAVE_AS_NO_MUL_BUG_ABORT_OPTION
#define MAYBE_AS_NO_MUL_BUG_ABORT \
- "%{mno-mul-bug-workaround:-no-mul-bug-abort} "
+ "%{mno-mul-bug-workaround:-no-mul-bug-abort} " \
+ "%{mmul-bug-workaround:-mul-bug-abort} " \
+ "%{!mmul-bug-workaround:%{!mno-mul-bug-workaround:" MUL_BUG_ASM_DEFAULT "}} "
#else
#define MAYBE_AS_NO_MUL_BUG_ABORT
#endif
(MASK_SIDE_EFFECT_PREFIXES + MASK_STACK_ALIGN \
+ MASK_CONST_ALIGN + MASK_DATA_ALIGN \
+ MASK_ALIGN_BY_32 \
- + MASK_PROLOGUE_EPILOGUE + MASK_MUL_BUG)
+ + MASK_PROLOGUE_EPILOGUE)
# else /* 0 */
# define TARGET_DEFAULT \
(MASK_SIDE_EFFECT_PREFIXES + MASK_STACK_ALIGN \
+ MASK_CONST_ALIGN + MASK_DATA_ALIGN \
- + MASK_PROLOGUE_EPILOGUE + MASK_MUL_BUG)
+ + MASK_PROLOGUE_EPILOGUE)
# endif
#endif
+/* Don't depend on the assembler default setting for the errata machinery;
+ always pass the option to turn it on or off explicitly. But, we have to
+ decide on which is the *GCC* default, and for that we should only need to
+ consider what's in TARGET_DEFAULT; no other changes should be necessary. */
+
+#if (TARGET_DEFAULT & MASK_MUL_BUG)
+#define MUL_BUG_ASM_DEFAULT "-mul-bug-abort"
+#else
+#define MUL_BUG_ASM_DEFAULT "-no-mul-bug-abort"
+#endif
+
/* Local, providing a default for cris_cpu_version. */
#define CRIS_DEFAULT_CPU_VERSION TARGET_CPU_DEFAULT
Note that to make this macro affect the alignment of stack
locals, a fix was required, and special precautions when handling
the stack pointer in various other macros (TARGET_ASM_FUNCTION_PROLOGUE
- et al) were required. See file "function.c". If you would just define
+ et al) were required. See file "function.cc". If you would just define
this macro, it would only affect the builtin alloca and variable
local data (non-ANSI, non-K&R, Gnu C extension). */
#define STACK_BOUNDARY \
/* Node: Register Classes */
-/* We need a separate register class to handle register allocation for
- ACR, since it can't be used for post-increment.
-
- It's not obvious, but having subunions of all movable-between
+/* It's not obvious, but having subunions of all movable-between
register classes does really help register allocation (pre-IRA
comment). */
enum reg_class
{
NO_REGS,
- ACR_REGS, MOF_REGS, SRP_REGS, CC0_REGS,
+ MOF_REGS, SRP_REGS, CC0_REGS,
MOF_SRP_REGS, SPECIAL_REGS,
- SPEC_ACR_REGS, GENNONACR_REGS,
- SPEC_GENNONACR_REGS, GENERAL_REGS,
+ GENERAL_REGS,
ALL_REGS,
LIM_REG_CLASSES
};
#define REG_CLASS_NAMES \
{"NO_REGS", \
- "ACR_REGS", "MOF_REGS", "SRP_REGS", "CC0_REGS", \
+ "MOF_REGS", "SRP_REGS", "CC0_REGS", \
"MOF_SRP_REGS", "SPECIAL_REGS", \
- "SPEC_ACR_REGS", "GENNONACR_REGS", "SPEC_GENNONACR_REGS", \
"GENERAL_REGS", "ALL_REGS"}
#define CRIS_SPECIAL_REGS_CONTENTS \
#define REG_CLASS_CONTENTS \
{ \
{0}, \
- {1 << CRIS_ACR_REGNUM}, \
{1 << CRIS_MOF_REGNUM}, \
{1 << CRIS_SRP_REGNUM}, \
{1 << CRIS_CC0_REGNUM}, \
{(1 << CRIS_MOF_REGNUM) \
| (1 << CRIS_SRP_REGNUM)}, \
{CRIS_SPECIAL_REGS_CONTENTS}, \
- {CRIS_SPECIAL_REGS_CONTENTS \
- | (1 << CRIS_ACR_REGNUM)}, \
- {(0xffff | CRIS_FAKED_REGS_CONTENTS) \
- & ~(1 << CRIS_ACR_REGNUM)}, \
- {(0xffff | CRIS_FAKED_REGS_CONTENTS \
- | CRIS_SPECIAL_REGS_CONTENTS) \
- & ~(1 << CRIS_ACR_REGNUM)}, \
{0xffff | CRIS_FAKED_REGS_CONTENTS}, \
{0xffff | CRIS_FAKED_REGS_CONTENTS \
| CRIS_SPECIAL_REGS_CONTENTS} \
}
#define REGNO_REG_CLASS(REGNO) \
- ((REGNO) == CRIS_ACR_REGNUM ? ACR_REGS : \
- (REGNO) == CRIS_MOF_REGNUM ? MOF_REGS : \
+ ((REGNO) == CRIS_MOF_REGNUM ? MOF_REGS : \
(REGNO) == CRIS_SRP_REGNUM ? SRP_REGS : \
(REGNO) == CRIS_CC0_REGNUM ? CC0_REGS : \
GENERAL_REGS)
#define BASE_REG_CLASS GENERAL_REGS
-#define MODE_CODE_BASE_REG_CLASS(MODE, AS, OCODE, ICODE) \
- ((OCODE) != POST_INC ? BASE_REG_CLASS : GENNONACR_REGS)
-
#define INDEX_REG_CLASS GENERAL_REGS
/* Since it uses reg_renumber, it is safe only once reg_renumber
- has been allocated, which happens in reginfo.c during register
+ has been allocated, which happens in reginfo.cc during register
allocation. */
#define REGNO_OK_FOR_BASE_P(REGNO) \
((REGNO) <= CRIS_LAST_GENERAL_REGISTER \
#define CRIS_STACKADJ_REG CRIS_STRUCT_VALUE_REGNUM
#define EH_RETURN_STACKADJ_RTX gen_rtx_REG (SImode, CRIS_STACKADJ_REG)
-#define EH_RETURN_HANDLER_RTX \
- cris_return_addr_rtx (0, NULL)
+#define EH_RETURN_HANDLER_RTX cris_eh_return_handler_rtx ()
#define INIT_EXPANDERS cris_init_expanders ()
number and dwarf frame register, we would either need to include all
registers in the gcc description (with some marked fixed of course), or
an inverse mapping from dwarf register to gcc register. There is one
- need in dwarf2out.c:expand_builtin_init_dwarf_reg_sizes. Right now, I
+ need in dwarf2out.cc:expand_builtin_init_dwarf_reg_sizes. Right now, I
don't see that we need exact correspondence between DWARF *frame*
- registers and DBX_REGISTER_NUMBER, so map them onto GCC registers. */
+ registers and DEBUGGER_REGNO, so map them onto GCC registers. */
#define DWARF_FRAME_REGNUM(REG) (REG)
/* Node: Stack Checking */
/* Node: Function entry */
-/* See cris.c for TARGET_ASM_FUNCTION_PROLOGUE and
+/* See cris.cc for TARGET_ASM_FUNCTION_PROLOGUE and
TARGET_ASM_FUNCTION_EPILOGUE. */
/* Node: Profiling */
#define FUNCTION_PROFILER(FILE, LABELNO) \
- error ("no FUNCTION_PROFILER for CRIS")
+ error ("no %<FUNCTION_PROFILER%> for CRIS")
/* FIXME: Some of the undefined macros might be mandatory. If so, fix
documentation. */
/* Node: All Debuggers */
-#define DBX_REGISTER_NUMBER(REGNO) \
+#define DEBUGGER_REGNO(REGNO) \
((REGNO) == CRIS_SRP_REGNUM ? CRIS_CANONICAL_SRP_REGNUM : \
(REGNO) == CRIS_MOF_REGNUM ? CRIS_CANONICAL_MOF_REGNUM : \
(REGNO) == CRIS_CC0_REGNUM ? CRIS_CANONICAL_CC0_REGNUM : \
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