diff options
Diffstat (limited to 'gcc/config/mips/mips.c')
| -rw-r--r-- | gcc/config/mips/mips.c | 54 |
1 files changed, 42 insertions, 12 deletions
diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c index d7bec70..1c87e11 100644 --- a/gcc/config/mips/mips.c +++ b/gcc/config/mips/mips.c @@ -279,9 +279,13 @@ static bool mips_matching_cpu_name_p (const char *, const char *); static const struct mips_cpu_info *mips_parse_cpu (const char *, const char *); static const struct mips_cpu_info *mips_cpu_info_from_isa (int); static int mips_adjust_cost (rtx, rtx, rtx, int); +static bool mips_return_in_memory (tree, tree); +static bool mips_strict_argument_naming (CUMULATIVE_ARGS *); static int mips_issue_rate (void); static int mips_use_dfa_pipeline_interface (void); static void mips_init_libfuncs (void); +static void mips_setup_incoming_varargs (CUMULATIVE_ARGS *, enum machine_mode, + tree, int *, int); static tree mips_build_builtin_va_list (void); #if TARGET_IRIX @@ -795,6 +799,18 @@ const struct mips_cpu_info mips_cpu_info_table[] = { #undef TARGET_BUILD_BUILTIN_VA_LIST #define TARGET_BUILD_BUILTIN_VA_LIST mips_build_builtin_va_list + +#undef TARGET_PROMOTE_FUNCTION_ARGS +#define TARGET_PROMOTE_FUNCTION_ARGS hook_bool_tree_true +#undef TARGET_PROMOTE_FUNCTION_RETURN +#define TARGET_PROMOTE_FUNCTION_RETURN hook_bool_tree_true +#undef TARGET_PROMOTE_PROTOTYPES +#define TARGET_PROMOTE_PROTOTYPES hook_bool_tree_true + +#undef TARGET_STRUCT_VALUE_RTX +#define TARGET_STRUCT_VALUE_RTX hook_rtx_tree_int_null +#undef TARGET_RETURN_IN_MEMORY +#define TARGET_RETURN_IN_MEMORY mips_return_in_memory #undef TARGET_RETURN_IN_MSB #define TARGET_RETURN_IN_MSB mips_return_in_msb @@ -803,6 +819,11 @@ const struct mips_cpu_info mips_cpu_info_table[] = { #undef TARGET_ASM_CAN_OUTPUT_MI_THUNK #define TARGET_ASM_CAN_OUTPUT_MI_THUNK hook_bool_tree_hwi_hwi_tree_true +#undef TARGET_SETUP_INCOMING_VARARGS +#define TARGET_SETUP_INCOMING_VARARGS mips_setup_incoming_varargs +#undef TARGET_STRICT_ARGUMENT_NAMING +#define TARGET_STRICT_ARGUMENT_NAMING mips_strict_argument_naming + struct gcc_target targetm = TARGET_INITIALIZER; /* Classify symbol X, which must be a SYMBOL_REF or a LABEL_REF. */ @@ -3885,9 +3906,9 @@ mips_pad_reg_upward (enum machine_mode mode, tree type) return mips_pad_arg_upward (mode, type); } -int -mips_setup_incoming_varargs (const CUMULATIVE_ARGS *cum, - enum machine_mode mode, tree type, int no_rtl) +static void +mips_setup_incoming_varargs (CUMULATIVE_ARGS *cum, enum machine_mode mode, + tree type, int *pretend_size, int no_rtl) { CUMULATIVE_ARGS local_cum; int gp_saved, fp_saved; @@ -3958,10 +3979,13 @@ mips_setup_incoming_varargs (const CUMULATIVE_ARGS *cum, } } if (mips_abi == ABI_32 || mips_abi == ABI_O64) - /* No need for pretend arguments: the register parameter area was - allocated by the caller. */ - return 0; - return (gp_saved * UNITS_PER_WORD) + (fp_saved * UNITS_PER_FPREG); + { + /* No need for pretend arguments: the register parameter area was + allocated by the caller. */ + *pretend_size = 0; + return; + } + *pretend_size = (gp_saved * UNITS_PER_WORD) + (fp_saved * UNITS_PER_FPREG); } /* Create the va_list data type. @@ -7466,8 +7490,8 @@ mips_function_value (tree valtype, tree func ATTRIBUTE_UNUSED, mode = TYPE_MODE (valtype); unsignedp = TREE_UNSIGNED (valtype); - /* Since we define PROMOTE_FUNCTION_RETURN, we must promote - the mode just as PROMOTE_MODE does. */ + /* Since we define TARGET_PROMOTE_FUNCTION_RETURN that returns + true, we must promote the mode just as PROMOTE_MODE does. */ mode = promote_mode (valtype, mode, &unsignedp, 1); /* Handle structures whose fields are returned in $f0/$f2. */ @@ -9517,14 +9541,14 @@ mips_hard_regno_nregs (int regno, enum machine_mode mode) return ((GET_MODE_SIZE (mode) + UNITS_PER_FPREG - 1) / UNITS_PER_FPREG); } -/* Implement RETURN_IN_MEMORY. Under the old (i.e., 32 and O64 ABIs) +/* Implement TARGET_RETURN_IN_MEMORY. Under the old (i.e., 32 and O64 ABIs) all BLKmode objects are returned in memory. Under the new (N32 and 64-bit MIPS ABIs) small structures are returned in a register. Objects with varying size must still be returned in memory, of course. */ -int -mips_return_in_memory (tree type) +static bool +mips_return_in_memory (tree type, tree fndecl ATTRIBUTE_UNUSED) { if (mips_abi == ABI_32 || mips_abi == ABI_O64) return (TYPE_MODE (type) == BLKmode); @@ -9533,6 +9557,12 @@ mips_return_in_memory (tree type) || (int_size_in_bytes (type) == -1)); } +static bool +mips_strict_argument_naming (CUMULATIVE_ARGS *ca ATTRIBUTE_UNUSED) +{ + return (mips_abi != ABI_32 && mips_abi != ABI_O64); +} + static int mips_issue_rate (void) { |