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* config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)

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(MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
	(TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
	(TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
	(TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
	(TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
	than target_flags & 0.
	* config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
	(iq2000_arch, iq2000_parse_cpu): Delete.
	(TARGET_HANDLE_OPTION): Override default.
	(iq2000_handle_option): New function.
	(override_options): Remove -march= and -mcpu= handling.
	* config/iq2000/iq2000.opt: New file.

From-SVN: r97240
This commit is contained in:
Richard Sandiford 2005-03-30 06:32:52 +00:00 committed by Richard Sandiford
parent d12f3c1f9d
commit 9e1db42dc8
4 changed files with 91 additions and 130 deletions
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16
gcc/ChangeLog
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@ -1,3 +1,19 @@
2005-03-30 Richard Sandiford <rsandifo@redhat.com>
* config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
(MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
(TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
(TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
(TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
(TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
than target_flags & 0.
* config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
(iq2000_arch, iq2000_parse_cpu): Delete.
(TARGET_HANDLE_OPTION): Override default.
(iq2000_handle_option): New function.
(override_options): Remove -march= and -mcpu= handling.
* config/iq2000/iq2000.opt: New file.
2005-03-30 Richard Sandiford <rsandifo@redhat.com>
* config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.

91
gcc/config/iq2000/iq2000.c
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@ -125,11 +125,6 @@ rtx branch_cmp[2];
/* What type of branch to use. */
enum cmp_type branch_type;
/* Strings to hold which cpu and instruction set architecture to use. */
const char * iq2000_cpu_string; /* For -mcpu=<xxx>. */
const char * iq2000_arch_string; /* For -march=<xxx>. */
/* Local variables. */
/* The next branch instruction is a branch likely, not branch normal. */
@ -152,15 +147,13 @@ static rtx iq2000_load_reg2;
static rtx iq2000_load_reg3;
static rtx iq2000_load_reg4;
/* The target cpu for code generation. */
static enum processor_type iq2000_arch;
/* Mode used for saving/restoring general purpose registers. */
static enum machine_mode gpr_mode;
/* Initialize the GCC target structure. */
static struct machine_function* iq2000_init_machine_status (void);
static bool iq2000_handle_option (size_t, const char *, int);
static void iq2000_select_rtx_section (enum machine_mode, rtx, unsigned HOST_WIDE_INT);
static void iq2000_init_builtins (void);
static rtx iq2000_expand_builtin (tree, rtx, rtx, enum machine_mode, int);
@ -183,6 +176,8 @@ static int iq2000_arg_partial_bytes (CUMULATIVE_ARGS *, enum machine_mode,
#define TARGET_EXPAND_BUILTIN iq2000_expand_builtin
#undef TARGET_ASM_SELECT_RTX_SECTION
#define TARGET_ASM_SELECT_RTX_SECTION iq2000_select_rtx_section
#undef TARGET_HANDLE_OPTION
#define TARGET_HANDLE_OPTION iq2000_handle_option
#undef TARGET_RTX_COSTS
#define TARGET_RTX_COSTS iq2000_rtx_costs
#undef TARGET_ADDRESS_COST
@ -1606,26 +1601,31 @@ iq2000_init_machine_status (void)
return f;
}
static enum processor_type
iq2000_parse_cpu (const char * cpu_string)
/* Implement TARGET_HANDLE_OPTION. */
static bool
iq2000_handle_option (size_t code, const char *arg, int value ATTRIBUTE_UNUSED)
{
const char *p = cpu_string;
enum processor_type cpu;
cpu = PROCESSOR_DEFAULT;
switch (p[2])
switch (code)
{
case '1':
if (!strcmp (p, "iq10"))
cpu = PROCESSOR_IQ10;
break;
case '2':
if (!strcmp (p, "iq2000"))
cpu = PROCESSOR_IQ2000;
break;
}
case OPT_mcpu_:
if (strcmp (arg, "iq10") == 0)
iq2000_tune = PROCESSOR_IQ10;
else if (strcmp (arg, "iq2000") == 0)
iq2000_tune = PROCESSOR_IQ2000;
else
return false;
return true;
return cpu;
case OPT_march_:
/* This option has no effect at the moment. */
return (strcmp (arg, "default") == 0
|| strcmp (arg, "DEFAULT") == 0
|| strcmp (arg, "iq2000") == 0);
default:
return true;
}
}
/* Detect any conflicts in the switches. */
@ -1633,53 +1633,12 @@ iq2000_parse_cpu (const char * cpu_string)
void
override_options (void)
{
enum processor_type iq2000_cpu;
target_flags &= ~MASK_GPOPT;
iq2000_isa = IQ2000_ISA_DEFAULT;
/* Identify the processor type. */
if (iq2000_cpu_string != 0)
{
iq2000_cpu = iq2000_parse_cpu (iq2000_cpu_string);
if (iq2000_cpu == PROCESSOR_DEFAULT)
{
error ("bad value (%s) for -mcpu= switch", iq2000_arch_string);
iq2000_cpu_string = "default";
}
iq2000_arch = iq2000_cpu;
iq2000_tune = iq2000_cpu;
}
if (iq2000_arch_string == 0
|| ! strcmp (iq2000_arch_string, "default")
|| ! strcmp (iq2000_arch_string, "DEFAULT"))
{
switch (iq2000_isa)
{
default:
iq2000_arch_string = "iq2000";
iq2000_arch = PROCESSOR_IQ2000;
break;
}
}
else
{
iq2000_arch = iq2000_parse_cpu (iq2000_arch_string);
if (iq2000_arch == PROCESSOR_DEFAULT)
{
error ("bad value (%s) for -march= switch", iq2000_arch_string);
iq2000_arch_string = "default";
}
if (iq2000_arch == PROCESSOR_IQ10)
{
error ("The compiler does not support -march=%s.", iq2000_arch_string);
iq2000_arch_string = "default";
}
}
iq2000_print_operand_punct['?'] = 1;
iq2000_print_operand_punct['#'] = 1;
iq2000_print_operand_punct['&'] = 1;

69
gcc/config/iq2000/iq2000.h
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@ -44,73 +44,20 @@
} \
while (0)
extern int target_flags;
#define MASK_GPOPT 0x00000008 /* Optimize for global pointer. */
#define MASK_EMBEDDED_DATA 0x00008000 /* Reduce RAM usage, not fast code. */
#define MASK_UNINIT_CONST_IN_RODATA \
0x00800000 /* Store uninitialized
consts in rodata. */
/* Macros used in the machine description to test the flags. */
#define TARGET_STATS 0
/* For embedded systems, optimize for reduced RAM space instead of for
fastest code. */
#define TARGET_EMBEDDED_DATA (target_flags & MASK_EMBEDDED_DATA)
#define TARGET_DEBUG_MODE (target_flags & 0)
#define TARGET_DEBUG_A_MODE (target_flags & 0)
#define TARGET_DEBUG_B_MODE (target_flags & 0)
#define TARGET_DEBUG_C_MODE (target_flags & 0)
#define TARGET_DEBUG_D_MODE (target_flags & 0)
#define TARGET_SWITCHES \
{ \
{"no-crt0", 0, \
N_("No default crt0.o") }, \
{"gpopt", MASK_GPOPT, \
N_("Use GP relative sdata/sbss sections")}, \
{"no-gpopt", -MASK_GPOPT, \
N_("Don't use GP relative sdata/sbss sections")}, \
{"embedded-data", MASK_EMBEDDED_DATA, \
N_("Use ROM instead of RAM")}, \
{"no-embedded-data", -MASK_EMBEDDED_DATA, \
N_("Don't use ROM instead of RAM")}, \
{"uninit-const-in-rodata", MASK_UNINIT_CONST_IN_RODATA, \
N_("Put uninitialized constants in ROM (needs -membedded-data)")}, \
{"no-uninit-const-in-rodata", -MASK_UNINIT_CONST_IN_RODATA, \
N_("Don't put uninitialized constants in ROM")}, \
{"", (TARGET_DEFAULT \
| TARGET_CPU_DEFAULT), \
NULL}, \
}
/* Default target_flags if no switches are specified. */
#define TARGET_DEFAULT 0
#ifndef TARGET_CPU_DEFAULT
#define TARGET_CPU_DEFAULT 0
#endif
#define TARGET_DEBUG_MODE 0
#define TARGET_DEBUG_A_MODE 0
#define TARGET_DEBUG_B_MODE 0
#define TARGET_DEBUG_C_MODE 0
#define TARGET_DEBUG_D_MODE 0
#ifndef IQ2000_ISA_DEFAULT
#define IQ2000_ISA_DEFAULT 1
#endif
#define TARGET_OPTIONS \
{ \
SUBTARGET_TARGET_OPTIONS \
{ "cpu=", & iq2000_cpu_string, \
N_("Specify CPU for scheduling purposes")}, \
{ "arch=", & iq2000_arch_string, \
N_("Specify CPU for code generation purposes")}, \
}
/* This is meant to be redefined in the host dependent files. */
#define SUBTARGET_TARGET_OPTIONS
#define IQ2000_VERSION "[1.0]"
#ifndef MACHINE_TYPE
@ -1167,12 +1114,6 @@ extern rtx branch_cmp[2];
/* What type of branch to use. */
extern enum cmp_type branch_type;
/* Strings to hold which cpu and instruction set architecture to use. */
extern const char * iq2000_cpu_string; /* For -mcpu=<xxx>. */
extern const char * iq2000_arch_string; /* For -march=<xxx>. */
enum iq2000_builtins
{
IQ2000_BUILTIN_ADO16,

45
gcc/config/iq2000/iq2000.opt Normal file
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@ -0,0 +1,45 @@
; Options for the Vitesse IQ2000 port of the compiler.
; Copyright (C) 2005 Free Software Foundation, Inc.
;
; This file is part of GCC.
;
; GCC is free software; you can redistribute it and/or modify it under
; the terms of the GNU General Public License as published by the Free
; Software Foundation; either version 2, or (at your option) any later
; version.
;
; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
; WARRANTY; without even the implied warranty of MERCHANTABILITY or
; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
; for more details.
;
; You should have received a copy of the GNU General Public License
; along with GCC; see the file COPYING. If not, write to the Free
; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
; 02111-1307, USA.
march=
Target RejectNegative Joined
Specify CPU for code generation purposes
mcpu=
Target RejectNegative Joined
Specify CPU for scheduling purposes
membedded-data
Target Mask(EMBEDDED_DATA)
Use ROM instead of RAM
mgpopt
Target Mask(GPOPT)
Use GP relative sdata/sbss sections
; Not used by the compiler proper.
mno-crt0
Target RejectNegative
No default crt0.o
muninit-const-in-rodata
Target Mask(UNINIT_CONST_IN_RODATA)
Put uninitialized constants in ROM (needs -membedded-data)