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riscv-gcc-1
Commit 122603fa by Naveen H.S Committed by Nick Clifton
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v850.c (v850_function_value_regno_p): Make static. 

        * config/v850/v850.c (v850_function_value_regno_p): Make static.
        Adjust comments. Declare.
        (TARGET_FUNCTION_VALUE_REGNO_P): Define.
        * config/v850/v850.h (FUNCTION_VALUE_REGNO_P): Delete.

From-SVN: r164365
parent 46936bf0
Showing with 139 additions and 158 deletions
gcc/ChangeLog
2010-09-03 Naveen H.S <naveen.S@kpitcummins.com>
* config/v850/v850.c (v850_function_value_regno_p): Make static.
Adjust comments. Declare.
(TARGET_FUNCTION_VALUE_REGNO_P): Define.
* config/v850/v850.h (FUNCTION_VALUE_REGNO_P): Delete.
2010-09-17 Richard Guenther <rguenther@suse.de>
* common.opt (combine): Remove.
......
gcc/config/v850/v850.c
......@@ -48,49 +48,12 @@
#define streq(a,b) (strcmp (a, b) == 0)
#endif
/* Function prototypes for stupid compilers: */
static bool v850_handle_option (size_t, const char *, int);
static void v850_option_optimization (int, int);
static void const_double_split (rtx, HOST_WIDE_INT *, HOST_WIDE_INT *);
static int const_costs_int (HOST_WIDE_INT, int);
static int const_costs (rtx, enum rtx_code);
static bool v850_rtx_costs (rtx, int, int, int *, bool);
static void substitute_ep_register (rtx, rtx, int, int, rtx *, rtx *);
static void v850_reorg (void);
static int ep_memory_offset (enum machine_mode, int);
static void v850_set_data_area (tree, v850_data_area);
static tree v850_handle_interrupt_attribute (tree *, tree, tree, int, bool *);
static tree v850_handle_data_area_attribute (tree *, tree, tree, int, bool *);
static void v850_insert_attributes (tree, tree *);
static void v850_asm_init_sections (void);
static section *v850_select_section (tree, int, unsigned HOST_WIDE_INT);
static void v850_encode_data_area (tree, rtx);
static void v850_encode_section_info (tree, rtx, int);
static int v850_issue_rate (void);
static bool v850_return_in_memory (const_tree, const_tree);
static rtx v850_function_value (const_tree, const_tree, bool);
static void v850_setup_incoming_varargs (CUMULATIVE_ARGS *, enum machine_mode,
tree, int *, int);
static bool v850_pass_by_reference (CUMULATIVE_ARGS *, enum machine_mode,
const_tree, bool);
static int v850_arg_partial_bytes (CUMULATIVE_ARGS *, enum machine_mode,
tree, bool);
static bool v850_strict_argument_naming (CUMULATIVE_ARGS *);
static rtx v850_function_arg (CUMULATIVE_ARGS *, enum machine_mode,
const_tree, bool);
static void v850_function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode,
const_tree, bool);
static bool v850_can_eliminate (const int, const int);
static void v850_asm_trampoline_template (FILE *);
static void v850_trampoline_init (rtx, tree, rtx);
static void v850_print_operand (FILE *, rtx, int);
static void v850_print_operand_address (FILE *, rtx);
static bool v850_print_operand_punct_valid_p (unsigned char code);
/* Information about the various small memory areas. */
struct small_memory_info small_memory[ (int)SMALL_MEMORY_max ] =
{
/* name max physical max */
/* Name Max Physical max. */
{ "tda", 0, 256 },
{ "sda", 0, 65536 },
{ "zda", 0, 32768 },
......@@ -113,116 +76,11 @@ rtx v850_compare_op0, v850_compare_op1;
/* Whether current function is an interrupt handler. */
static int v850_interrupt_p = FALSE;
static GTY(()) section *rosdata_section;
static GTY(()) section *rozdata_section;
static GTY(()) section *tdata_section;
static GTY(()) section *zdata_section;
static GTY(()) section *zbss_section;
/* V850 specific attributes. */
static const struct attribute_spec v850_attribute_table[] =
{
/* { name, min_len, max_len, decl_req, type_req, fn_type_req, handler } */
{ "interrupt_handler", 0, 0, true, false, false, v850_handle_interrupt_attribute },
{ "interrupt", 0, 0, true, false, false, v850_handle_interrupt_attribute },
{ "sda", 0, 0, true, false, false, v850_handle_data_area_attribute },
{ "tda", 0, 0, true, false, false, v850_handle_data_area_attribute },
{ "zda", 0, 0, true, false, false, v850_handle_data_area_attribute },
{ NULL, 0, 0, false, false, false, NULL }
};
/* Initialize the GCC target structure. */
#undef TARGET_ASM_ALIGNED_HI_OP
#define TARGET_ASM_ALIGNED_HI_OP "\t.hword\t"
#undef TARGET_PRINT_OPERAND
#define TARGET_PRINT_OPERAND v850_print_operand
#undef TARGET_PRINT_OPERAND_ADDRESS
#define TARGET_PRINT_OPERAND_ADDRESS v850_print_operand_address
#undef TARGET_PRINT_OPERAND_PUNCT_VALID_P
#define TARGET_PRINT_OPERAND_PUNCT_VALID_P v850_print_operand_punct_valid_p
#undef TARGET_ATTRIBUTE_TABLE
#define TARGET_ATTRIBUTE_TABLE v850_attribute_table
#undef TARGET_INSERT_ATTRIBUTES
#define TARGET_INSERT_ATTRIBUTES v850_insert_attributes
#undef TARGET_ASM_SELECT_SECTION
#define TARGET_ASM_SELECT_SECTION v850_select_section
/* The assembler supports switchable .bss sections, but
v850_select_section doesn't yet make use of them. */
#undef TARGET_HAVE_SWITCHABLE_BSS_SECTIONS
#define TARGET_HAVE_SWITCHABLE_BSS_SECTIONS false
#undef TARGET_ENCODE_SECTION_INFO
#define TARGET_ENCODE_SECTION_INFO v850_encode_section_info
#undef TARGET_ASM_FILE_START_FILE_DIRECTIVE
#define TARGET_ASM_FILE_START_FILE_DIRECTIVE true
#undef TARGET_DEFAULT_TARGET_FLAGS
#define TARGET_DEFAULT_TARGET_FLAGS (MASK_DEFAULT | MASK_APP_REGS)
#undef TARGET_HANDLE_OPTION
#define TARGET_HANDLE_OPTION v850_handle_option
#undef TARGET_RTX_COSTS
#define TARGET_RTX_COSTS v850_rtx_costs
#undef TARGET_ADDRESS_COST
#define TARGET_ADDRESS_COST hook_int_rtx_bool_0
#undef TARGET_MACHINE_DEPENDENT_REORG
#define TARGET_MACHINE_DEPENDENT_REORG v850_reorg
#undef TARGET_SCHED_ISSUE_RATE
#define TARGET_SCHED_ISSUE_RATE v850_issue_rate
#undef TARGET_PROMOTE_PROTOTYPES
#define TARGET_PROMOTE_PROTOTYPES hook_bool_const_tree_true
#undef TARGET_RETURN_IN_MEMORY
#define TARGET_RETURN_IN_MEMORY v850_return_in_memory
#undef TARGET_FUNCTION_VALUE
#define TARGET_FUNCTION_VALUE v850_function_value
#undef TARGET_PASS_BY_REFERENCE
#define TARGET_PASS_BY_REFERENCE v850_pass_by_reference
#undef TARGET_CALLEE_COPIES
#define TARGET_CALLEE_COPIES hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true
#undef TARGET_SETUP_INCOMING_VARARGS
#define TARGET_SETUP_INCOMING_VARARGS v850_setup_incoming_varargs
#undef TARGET_ARG_PARTIAL_BYTES
#define TARGET_ARG_PARTIAL_BYTES v850_arg_partial_bytes
#undef TARGET_FUNCTION_ARG
#define TARGET_FUNCTION_ARG v850_function_arg
#undef TARGET_FUNCTION_ARG_ADVANCE
#define TARGET_FUNCTION_ARG_ADVANCE v850_function_arg_advance
#undef TARGET_CAN_ELIMINATE
#define TARGET_CAN_ELIMINATE v850_can_eliminate
#undef TARGET_ASM_TRAMPOLINE_TEMPLATE
#define TARGET_ASM_TRAMPOLINE_TEMPLATE v850_asm_trampoline_template
#undef TARGET_TRAMPOLINE_INIT
#define TARGET_TRAMPOLINE_INIT v850_trampoline_init
#undef TARGET_STRICT_ARGUMENT_NAMING
#define TARGET_STRICT_ARGUMENT_NAMING v850_strict_argument_naming
#undef TARGET_OPTION_OPTIMIZATION
#define TARGET_OPTION_OPTIMIZATION v850_option_optimization
struct gcc_target targetm = TARGET_INITIALIZER;
static GTY(()) section * rosdata_section;
static GTY(()) section * rozdata_section;
static GTY(()) section * tdata_section;
static GTY(()) section * zdata_section;
static GTY(()) section * zbss_section;
/* Set the maximum size of small memory area TYPE to the value given
by VALUE. Return true if VALUE was syntactically correct. VALUE
......@@ -1120,7 +978,7 @@ v850_float_nz_comparison_operator (rtx op, enum machine_mode mode)
}
enum machine_mode
v850_select_cc_mode (enum rtx_code cond, rtx op0, rtx op1)
v850_select_cc_mode (enum rtx_code cond, rtx op0, rtx op1 ATTRIBUTE_UNUSED)
{
if (GET_MODE_CLASS (GET_MODE (op0)) == MODE_FLOAT)
{
......@@ -2022,8 +1880,6 @@ expand_epilogue (void)
&& !interrupt_handler)
{
int alloc_stack = (4 * num_restore);
int restore_func_len;
int restore_normal_len;
/* Don't bother checking if we don't actually save any space. */
if (use_prolog_function (num_restore, actual_fsize))
......@@ -2222,6 +2078,9 @@ notice_update_cc (rtx body, rtx insn)
/* Insn doesn't leave CC in a usable state. */
CC_STATUS_INIT;
break;
default:
break;
}
}
......@@ -3157,6 +3016,14 @@ v850_select_section (tree exp,
return readonly_data_section;
}
/* Worker function for TARGET_FUNCTION_VALUE_REGNO_P. */
static bool
v850_function_value_regno_p (const unsigned int regno)
{
return (regno == 10);
}
/* Worker function for TARGET_RETURN_IN_MEMORY. */
static bool
......@@ -3168,7 +3035,7 @@ v850_return_in_memory (const_tree type, const_tree fntype ATTRIBUTE_UNUSED)
/* Worker function for TARGET_FUNCTION_VALUE. */
rtx
static rtx
v850_function_value (const_tree valtype,
const_tree fn_decl_or_type ATTRIBUTE_UNUSED,
bool outgoing ATTRIBUTE_UNUSED)
......@@ -3233,4 +3100,111 @@ v850_issue_rate (void)
{
return (TARGET_V850E2_ALL? 2 : 1);
}
/* V850 specific attributes. */
static const struct attribute_spec v850_attribute_table[] =
{
/* { name, min_len, max_len, decl_req, type_req, fn_type_req, handler } */
{ "interrupt_handler", 0, 0, true, false, false, v850_handle_interrupt_attribute },
{ "interrupt", 0, 0, true, false, false, v850_handle_interrupt_attribute },
{ "sda", 0, 0, true, false, false, v850_handle_data_area_attribute },
{ "tda", 0, 0, true, false, false, v850_handle_data_area_attribute },
{ "zda", 0, 0, true, false, false, v850_handle_data_area_attribute },
{ NULL, 0, 0, false, false, false, NULL }
};
/* Initialize the GCC target structure. */
#undef TARGET_ASM_ALIGNED_HI_OP
#define TARGET_ASM_ALIGNED_HI_OP "\t.hword\t"
#undef TARGET_PRINT_OPERAND
#define TARGET_PRINT_OPERAND v850_print_operand
#undef TARGET_PRINT_OPERAND_ADDRESS
#define TARGET_PRINT_OPERAND_ADDRESS v850_print_operand_address
#undef TARGET_PRINT_OPERAND_PUNCT_VALID_P
#define TARGET_PRINT_OPERAND_PUNCT_VALID_P v850_print_operand_punct_valid_p
#undef TARGET_ATTRIBUTE_TABLE
#define TARGET_ATTRIBUTE_TABLE v850_attribute_table
#undef TARGET_INSERT_ATTRIBUTES
#define TARGET_INSERT_ATTRIBUTES v850_insert_attributes
#undef TARGET_ASM_SELECT_SECTION
#define TARGET_ASM_SELECT_SECTION v850_select_section
/* The assembler supports switchable .bss sections, but
v850_select_section doesn't yet make use of them. */
#undef TARGET_HAVE_SWITCHABLE_BSS_SECTIONS
#define TARGET_HAVE_SWITCHABLE_BSS_SECTIONS false
#undef TARGET_ENCODE_SECTION_INFO
#define TARGET_ENCODE_SECTION_INFO v850_encode_section_info
#undef TARGET_ASM_FILE_START_FILE_DIRECTIVE
#define TARGET_ASM_FILE_START_FILE_DIRECTIVE true
#undef TARGET_DEFAULT_TARGET_FLAGS
#define TARGET_DEFAULT_TARGET_FLAGS (MASK_DEFAULT | MASK_APP_REGS)
#undef TARGET_HANDLE_OPTION
#define TARGET_HANDLE_OPTION v850_handle_option
#undef TARGET_RTX_COSTS
#define TARGET_RTX_COSTS v850_rtx_costs
#undef TARGET_ADDRESS_COST
#define TARGET_ADDRESS_COST hook_int_rtx_bool_0
#undef TARGET_MACHINE_DEPENDENT_REORG
#define TARGET_MACHINE_DEPENDENT_REORG v850_reorg
#undef TARGET_SCHED_ISSUE_RATE
#define TARGET_SCHED_ISSUE_RATE v850_issue_rate
#undef TARGET_FUNCTION_VALUE_REGNO_P
#define TARGET_FUNCTION_VALUE_REGNO_P v850_function_value_regno_p
#undef TARGET_FUNCTION_VALUE
#define TARGET_FUNCTION_VALUE v850_function_value
#undef TARGET_PROMOTE_PROTOTYPES
#define TARGET_PROMOTE_PROTOTYPES hook_bool_const_tree_true
#undef TARGET_RETURN_IN_MEMORY
#define TARGET_RETURN_IN_MEMORY v850_return_in_memory
#undef TARGET_PASS_BY_REFERENCE
#define TARGET_PASS_BY_REFERENCE v850_pass_by_reference
#undef TARGET_CALLEE_COPIES
#define TARGET_CALLEE_COPIES hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true
#undef TARGET_SETUP_INCOMING_VARARGS
#define TARGET_SETUP_INCOMING_VARARGS v850_setup_incoming_varargs
#undef TARGET_ARG_PARTIAL_BYTES
#define TARGET_ARG_PARTIAL_BYTES v850_arg_partial_bytes
#undef TARGET_FUNCTION_ARG
#define TARGET_FUNCTION_ARG v850_function_arg
#undef TARGET_FUNCTION_ARG_ADVANCE
#define TARGET_FUNCTION_ARG_ADVANCE v850_function_arg_advance
#undef TARGET_CAN_ELIMINATE
#define TARGET_CAN_ELIMINATE v850_can_eliminate
#undef TARGET_ASM_TRAMPOLINE_TEMPLATE
#define TARGET_ASM_TRAMPOLINE_TEMPLATE v850_asm_trampoline_template
#undef TARGET_TRAMPOLINE_INIT
#define TARGET_TRAMPOLINE_INIT v850_trampoline_init
#undef TARGET_STRICT_ARGUMENT_NAMING
#define TARGET_STRICT_ARGUMENT_NAMING v850_strict_argument_naming
#undef TARGET_OPTION_OPTIMIZATION
#define TARGET_OPTION_OPTIMIZATION v850_option_optimization
struct gcc_target targetm = TARGET_INITIALIZER;
#include "gt-v850.h"
gcc/config/v850/v850.h
......@@ -596,10 +596,6 @@ struct cum_arg { int nbytes; int anonymous_args; };
#define LIBCALL_VALUE(MODE) \
gen_rtx_REG (MODE, 10)
/* 1 if N is a possible register number for a function value. */
#define FUNCTION_VALUE_REGNO_P(N) ((N) == 10)
#define DEFAULT_PCC_STRUCT_RETURN 0
/* EXIT_IGNORE_STACK should be nonzero if, when returning from a function,
......@@ -1071,6 +1067,10 @@ extern union tree_node * GHS_current_section_names [(int) COUNT_OF_GHS_SECTION_K
#define TARGET_ASM_INIT_SECTIONS v850_asm_init_sections
#endif /* ! GCC_V850_H */
/* Define this so that the cc1plus will not think that system header files
need an implicit 'extern "C" { ... }' assumed. This breaks testing C++
in a build directory where the libstdc++ header files are found via a
-isystem <path-to-build-dir>. */
#define NO_IMPLICIT_EXTERN_C
#endif /* ! GCC_V850_H */
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