+ addend = wide_ofs;
+
+ if (TYPE_MODE (type) == TFmode || TYPE_MODE (type) == TCmode)
+ {
+ indirect = 1;
+ rounded_size = size_int (UNITS_PER_WORD);
+ }
+ else if (FLOAT_TYPE_P (type))
+ {
+ tree fpaddend, cond;
+
+ fpaddend = fold (build (PLUS_EXPR, TREE_TYPE (addend),
+ addend, build_int_2 (-6*8, 0)));
+
+ cond = fold (build (LT_EXPR, integer_type_node,
+ wide_ofs, build_int_2 (6*8, 0)));
+
+ addend = fold (build (COND_EXPR, TREE_TYPE (addend), cond,
+ fpaddend, addend));
+ }
+
+ addr_tree = build (PLUS_EXPR, TREE_TYPE (base_field),
+ base_field, addend);
+
+ addr = expand_expr (addr_tree, NULL_RTX, Pmode, EXPAND_NORMAL);
+ addr = copy_to_reg (addr);
+
+ t = build (MODIFY_EXPR, TREE_TYPE (offset_field), offset_field,
+ build (PLUS_EXPR, TREE_TYPE (offset_field),
+ offset_field, rounded_size));
+ TREE_SIDE_EFFECTS (t) = 1;
+ expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
+
+ if (indirect)
+ {
+ addr = force_reg (Pmode, addr);
+ addr = gen_rtx_MEM (Pmode, addr);
+ }
+
+ return addr;
+}
+\f
+/* Builtins. */
+
+enum alpha_builtin
+{
+ ALPHA_BUILTIN_CMPBGE,
+ ALPHA_BUILTIN_EXTBL,
+ ALPHA_BUILTIN_EXTWL,
+ ALPHA_BUILTIN_EXTLL,
+ ALPHA_BUILTIN_EXTQL,
+ ALPHA_BUILTIN_EXTWH,
+ ALPHA_BUILTIN_EXTLH,
+ ALPHA_BUILTIN_EXTQH,
+ ALPHA_BUILTIN_INSBL,
+ ALPHA_BUILTIN_INSWL,
+ ALPHA_BUILTIN_INSLL,
+ ALPHA_BUILTIN_INSQL,
+ ALPHA_BUILTIN_INSWH,
+ ALPHA_BUILTIN_INSLH,
+ ALPHA_BUILTIN_INSQH,
+ ALPHA_BUILTIN_MSKBL,
+ ALPHA_BUILTIN_MSKWL,
+ ALPHA_BUILTIN_MSKLL,
+ ALPHA_BUILTIN_MSKQL,
+ ALPHA_BUILTIN_MSKWH,
+ ALPHA_BUILTIN_MSKLH,
+ ALPHA_BUILTIN_MSKQH,
+ ALPHA_BUILTIN_UMULH,
+ ALPHA_BUILTIN_ZAP,
+ ALPHA_BUILTIN_ZAPNOT,
+ ALPHA_BUILTIN_AMASK,
+ ALPHA_BUILTIN_IMPLVER,
+ ALPHA_BUILTIN_RPCC,
+ ALPHA_BUILTIN_THREAD_POINTER,
+ ALPHA_BUILTIN_SET_THREAD_POINTER,
+
+ /* TARGET_MAX */
+ ALPHA_BUILTIN_MINUB8,
+ ALPHA_BUILTIN_MINSB8,
+ ALPHA_BUILTIN_MINUW4,
+ ALPHA_BUILTIN_MINSW4,
+ ALPHA_BUILTIN_MAXUB8,
+ ALPHA_BUILTIN_MAXSB8,
+ ALPHA_BUILTIN_MAXUW4,
+ ALPHA_BUILTIN_MAXSW4,
+ ALPHA_BUILTIN_PERR,
+ ALPHA_BUILTIN_PKLB,
+ ALPHA_BUILTIN_PKWB,
+ ALPHA_BUILTIN_UNPKBL,
+ ALPHA_BUILTIN_UNPKBW,
+
+ /* TARGET_CIX */
+ ALPHA_BUILTIN_CTTZ,
+ ALPHA_BUILTIN_CTLZ,
+ ALPHA_BUILTIN_CTPOP,
+
+ ALPHA_BUILTIN_max
+};
+
+static unsigned int const code_for_builtin[ALPHA_BUILTIN_max] = {
+ CODE_FOR_builtin_cmpbge,
+ CODE_FOR_builtin_extbl,
+ CODE_FOR_builtin_extwl,
+ CODE_FOR_builtin_extll,
+ CODE_FOR_builtin_extql,
+ CODE_FOR_builtin_extwh,
+ CODE_FOR_builtin_extlh,
+ CODE_FOR_builtin_extqh,
+ CODE_FOR_builtin_insbl,
+ CODE_FOR_builtin_inswl,
+ CODE_FOR_builtin_insll,
+ CODE_FOR_builtin_insql,
+ CODE_FOR_builtin_inswh,
+ CODE_FOR_builtin_inslh,
+ CODE_FOR_builtin_insqh,
+ CODE_FOR_builtin_mskbl,
+ CODE_FOR_builtin_mskwl,
+ CODE_FOR_builtin_mskll,
+ CODE_FOR_builtin_mskql,
+ CODE_FOR_builtin_mskwh,
+ CODE_FOR_builtin_msklh,
+ CODE_FOR_builtin_mskqh,
+ CODE_FOR_umuldi3_highpart,
+ CODE_FOR_builtin_zap,
+ CODE_FOR_builtin_zapnot,
+ CODE_FOR_builtin_amask,
+ CODE_FOR_builtin_implver,
+ CODE_FOR_builtin_rpcc,
+ CODE_FOR_load_tp,
+ CODE_FOR_set_tp,
+
+ /* TARGET_MAX */
+ CODE_FOR_builtin_minub8,
+ CODE_FOR_builtin_minsb8,
+ CODE_FOR_builtin_minuw4,
+ CODE_FOR_builtin_minsw4,
+ CODE_FOR_builtin_maxub8,
+ CODE_FOR_builtin_maxsb8,
+ CODE_FOR_builtin_maxuw4,
+ CODE_FOR_builtin_maxsw4,
+ CODE_FOR_builtin_perr,
+ CODE_FOR_builtin_pklb,
+ CODE_FOR_builtin_pkwb,
+ CODE_FOR_builtin_unpkbl,
+ CODE_FOR_builtin_unpkbw,
+
+ /* TARGET_CIX */
+ CODE_FOR_builtin_cttz,
+ CODE_FOR_builtin_ctlz,
+ CODE_FOR_builtin_ctpop
+};
+
+struct alpha_builtin_def
+{
+ const char *name;
+ enum alpha_builtin code;
+ unsigned int target_mask;
+};
+
+static struct alpha_builtin_def const zero_arg_builtins[] = {
+ { "__builtin_alpha_implver", ALPHA_BUILTIN_IMPLVER, 0 },
+ { "__builtin_alpha_rpcc", ALPHA_BUILTIN_RPCC, 0 }
+};
+
+static struct alpha_builtin_def const one_arg_builtins[] = {
+ { "__builtin_alpha_amask", ALPHA_BUILTIN_AMASK, 0 },
+ { "__builtin_alpha_pklb", ALPHA_BUILTIN_PKLB, MASK_MAX },
+ { "__builtin_alpha_pkwb", ALPHA_BUILTIN_PKWB, MASK_MAX },
+ { "__builtin_alpha_unpkbl", ALPHA_BUILTIN_UNPKBL, MASK_MAX },
+ { "__builtin_alpha_unpkbw", ALPHA_BUILTIN_UNPKBW, MASK_MAX },
+ { "__builtin_alpha_cttz", ALPHA_BUILTIN_CTTZ, MASK_CIX },
+ { "__builtin_alpha_ctlz", ALPHA_BUILTIN_CTLZ, MASK_CIX },
+ { "__builtin_alpha_ctpop", ALPHA_BUILTIN_CTPOP, MASK_CIX }
+};
+
+static struct alpha_builtin_def const two_arg_builtins[] = {
+ { "__builtin_alpha_cmpbge", ALPHA_BUILTIN_CMPBGE, 0 },
+ { "__builtin_alpha_extbl", ALPHA_BUILTIN_EXTBL, 0 },
+ { "__builtin_alpha_extwl", ALPHA_BUILTIN_EXTWL, 0 },
+ { "__builtin_alpha_extll", ALPHA_BUILTIN_EXTLL, 0 },
+ { "__builtin_alpha_extql", ALPHA_BUILTIN_EXTQL, 0 },
+ { "__builtin_alpha_extwh", ALPHA_BUILTIN_EXTWH, 0 },
+ { "__builtin_alpha_extlh", ALPHA_BUILTIN_EXTLH, 0 },
+ { "__builtin_alpha_extqh", ALPHA_BUILTIN_EXTQH, 0 },
+ { "__builtin_alpha_insbl", ALPHA_BUILTIN_INSBL, 0 },
+ { "__builtin_alpha_inswl", ALPHA_BUILTIN_INSWL, 0 },
+ { "__builtin_alpha_insll", ALPHA_BUILTIN_INSLL, 0 },
+ { "__builtin_alpha_insql", ALPHA_BUILTIN_INSQL, 0 },
+ { "__builtin_alpha_inswh", ALPHA_BUILTIN_INSWH, 0 },
+ { "__builtin_alpha_inslh", ALPHA_BUILTIN_INSLH, 0 },
+ { "__builtin_alpha_insqh", ALPHA_BUILTIN_INSQH, 0 },
+ { "__builtin_alpha_mskbl", ALPHA_BUILTIN_MSKBL, 0 },
+ { "__builtin_alpha_mskwl", ALPHA_BUILTIN_MSKWL, 0 },
+ { "__builtin_alpha_mskll", ALPHA_BUILTIN_MSKLL, 0 },
+ { "__builtin_alpha_mskql", ALPHA_BUILTIN_MSKQL, 0 },
+ { "__builtin_alpha_mskwh", ALPHA_BUILTIN_MSKWH, 0 },
+ { "__builtin_alpha_msklh", ALPHA_BUILTIN_MSKLH, 0 },
+ { "__builtin_alpha_mskqh", ALPHA_BUILTIN_MSKQH, 0 },
+ { "__builtin_alpha_umulh", ALPHA_BUILTIN_UMULH, 0 },
+ { "__builtin_alpha_zap", ALPHA_BUILTIN_ZAP, 0 },
+ { "__builtin_alpha_zapnot", ALPHA_BUILTIN_ZAPNOT, 0 },
+ { "__builtin_alpha_minub8", ALPHA_BUILTIN_MINUB8, MASK_MAX },
+ { "__builtin_alpha_minsb8", ALPHA_BUILTIN_MINSB8, MASK_MAX },
+ { "__builtin_alpha_minuw4", ALPHA_BUILTIN_MINUW4, MASK_MAX },
+ { "__builtin_alpha_minsw4", ALPHA_BUILTIN_MINSW4, MASK_MAX },
+ { "__builtin_alpha_maxub8", ALPHA_BUILTIN_MAXUB8, MASK_MAX },
+ { "__builtin_alpha_maxsb8", ALPHA_BUILTIN_MAXSB8, MASK_MAX },
+ { "__builtin_alpha_maxuw4", ALPHA_BUILTIN_MAXUW4, MASK_MAX },
+ { "__builtin_alpha_maxsw4", ALPHA_BUILTIN_MAXSW4, MASK_MAX },
+ { "__builtin_alpha_perr", ALPHA_BUILTIN_PERR, MASK_MAX }
+};
+
+static void
+alpha_init_builtins ()
+{
+ const struct alpha_builtin_def *p;
+ tree ftype;
+ size_t i;
+
+ ftype = build_function_type (long_integer_type_node, void_list_node);
+
+ p = zero_arg_builtins;
+ for (i = 0; i < ARRAY_SIZE (zero_arg_builtins); ++i, ++p)
+ if ((target_flags & p->target_mask) == p->target_mask)
+ builtin_function (p->name, ftype, p->code, BUILT_IN_MD,
+ NULL, NULL_TREE);
+
+ ftype = build_function_type_list (long_integer_type_node,
+ long_integer_type_node, NULL_TREE);
+
+ p = one_arg_builtins;
+ for (i = 0; i < ARRAY_SIZE (one_arg_builtins); ++i, ++p)
+ if ((target_flags & p->target_mask) == p->target_mask)
+ builtin_function (p->name, ftype, p->code, BUILT_IN_MD,
+ NULL, NULL_TREE);
+
+ ftype = build_function_type_list (long_integer_type_node,
+ long_integer_type_node,
+ long_integer_type_node, NULL_TREE);
+
+ p = two_arg_builtins;
+ for (i = 0; i < ARRAY_SIZE (two_arg_builtins); ++i, ++p)
+ if ((target_flags & p->target_mask) == p->target_mask)
+ builtin_function (p->name, ftype, p->code, BUILT_IN_MD,
+ NULL, NULL_TREE);
+
+ ftype = build_function_type (ptr_type_node, void_list_node);
+ builtin_function ("__builtin_thread_pointer", ftype,
+ ALPHA_BUILTIN_THREAD_POINTER, BUILT_IN_MD,
+ NULL, NULL_TREE);
+
+ ftype = build_function_type_list (void_type_node, ptr_type_node, NULL_TREE);
+ builtin_function ("__builtin_set_thread_pointer", ftype,
+ ALPHA_BUILTIN_SET_THREAD_POINTER, BUILT_IN_MD,
+ NULL, NULL_TREE);
+}
+
+/* Expand an expression EXP that calls a built-in function,
+ with result going to TARGET if that's convenient
+ (and in mode MODE if that's convenient).
+ SUBTARGET may be used as the target for computing one of EXP's operands.
+ IGNORE is nonzero if the value is to be ignored. */
+
+static rtx
+alpha_expand_builtin (exp, target, subtarget, mode, ignore)
+ tree exp;
+ rtx target;
+ rtx subtarget ATTRIBUTE_UNUSED;
+ enum machine_mode mode ATTRIBUTE_UNUSED;
+ int ignore ATTRIBUTE_UNUSED;
+{
+#define MAX_ARGS 2
+
+ tree fndecl = TREE_OPERAND (TREE_OPERAND (exp, 0), 0);
+ unsigned int fcode = DECL_FUNCTION_CODE (fndecl);
+ tree arglist = TREE_OPERAND (exp, 1);
+ enum insn_code icode;
+ rtx op[MAX_ARGS], pat;
+ int arity;
+ bool nonvoid;
+
+ if (fcode >= ALPHA_BUILTIN_max)
+ internal_error ("bad builtin fcode");
+ icode = code_for_builtin[fcode];
+ if (icode == 0)
+ internal_error ("bad builtin fcode");
git://gcc.gnu.org / gcc.git / blobdiff