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eval2: simplify expression parsing info, allow child reversal (for parsing non-canonical expression orders into canonical shapes, e.g. Rust-style casts like 123 as float32 -> cast(float32, 123); ptr/array type operators, etc./

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This commit is contained in:
Ryan Fleury committed 2026-06-26 13:20:38 -07:00
1 parent 60b266a1cc
commit f1f654ecfd
8 files changed
+421 -366
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src/eval2/generated/eval2.meta.c
+179 -35
View File
@@ -4,47 +4,191 @@
//- GENERATED CODE
C_LINKAGE_BEGIN
B8 e2_expr_kind_is_type_expr_table[43] =
{
0,
0,
0,
1,
1,
1,
0,
0,
0,
0,
0,
0,
0,
0,
1,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
};
B8 e2_expr_kind_is_first_operand_type_maybe_table[43] =
{
0,
0,
0,
0,
1,
1,
0,
0,
0,
0,
0,
0,
0,
1,
1,
1,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
};
U64 e2_expr_kind_target_operand_count_table[43] =
{
0,
0,
0,
0,
1,
2,
0,
0,
0,
1,
2,
0xffffffffffffffffull,
1,
1,
1,
2,
1,
1,
1,
1,
1,
1,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
1,
1,
3,
};
E2_LangInfo e2_lang_kind_info_table[1] =
{
{ArrayCount(e2_expr_kind_parse_info_table__clike), (e2_expr_kind_parse_info_table__clike)},
};
E2_ExprKindParseInfo e2_expr_kind_parse_info_table__clike[34] =
E2_ExprKindParseInfo e2_expr_kind_parse_info_table__clike[37] =
{
{E2_ExprKind_Index, E2_ExprParseKind_Binary, 1, str8_lit_comp(""), str8_lit_comp("["), str8_lit_comp("]"), str8_lit_comp("")},
{E2_ExprKind_Call, E2_ExprParseKind_Call, 1, str8_lit_comp(""), str8_lit_comp("("), str8_lit_comp(")"), str8_lit_comp(",")},
{E2_ExprKind_DerefAsm, E2_ExprParseKind_UnaryPrefix, 1, str8_lit_comp("["), str8_lit_comp(""), str8_lit_comp("]"), str8_lit_comp("")},
{E2_ExprKind_SizeOf, E2_ExprParseKind_UnaryPrefix, 1, str8_lit_comp("sizeof "), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_TypeOf, E2_ExprParseKind_UnaryPrefix, 1, str8_lit_comp("typeof "), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_SizeOf, E2_ExprParseKind_UnaryPrefix, 1, str8_lit_comp("size_of "), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_TypeOf, E2_ExprParseKind_UnaryPrefix, 1, str8_lit_comp("type_of "), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_CCast, E2_ExprParseKind_UnaryPrefix, 1, str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Deref, E2_ExprParseKind_UnaryPrefix, 2, str8_lit_comp("*"), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Address, E2_ExprParseKind_UnaryPrefix, 2, str8_lit_comp("&"), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Pos, E2_ExprParseKind_UnaryPrefix, 2, str8_lit_comp("+"), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Neg, E2_ExprParseKind_UnaryPrefix, 2, str8_lit_comp("-"), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_LogNot, E2_ExprParseKind_UnaryPrefix, 2, str8_lit_comp("!"), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_BitNot, E2_ExprParseKind_UnaryPrefix, 2, str8_lit_comp("~"), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Ptr, E2_ExprParseKind_UnaryPostfix, 1, str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("*"), str8_lit_comp("")},
{E2_ExprKind_Mul, E2_ExprParseKind_Binary, 3, str8_lit_comp(""), str8_lit_comp("*"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Div, E2_ExprParseKind_Binary, 3, str8_lit_comp(""), str8_lit_comp("/"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Mod, E2_ExprParseKind_Binary, 3, str8_lit_comp(""), str8_lit_comp("%"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Add, E2_ExprParseKind_Binary, 4, str8_lit_comp(""), str8_lit_comp("+"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Sub, E2_ExprParseKind_Binary, 4, str8_lit_comp(""), str8_lit_comp("-"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_LShift, E2_ExprParseKind_Binary, 5, str8_lit_comp(""), str8_lit_comp("<<"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_RShift, E2_ExprParseKind_Binary, 5, str8_lit_comp(""), str8_lit_comp(">>"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Less, E2_ExprParseKind_Binary, 6, str8_lit_comp(""), str8_lit_comp("<"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_LtEq, E2_ExprParseKind_Binary, 6, str8_lit_comp(""), str8_lit_comp("<="), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Grtr, E2_ExprParseKind_Binary, 6, str8_lit_comp(""), str8_lit_comp(">"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_GrEq, E2_ExprParseKind_Binary, 6, str8_lit_comp(""), str8_lit_comp(">="), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_EqEq, E2_ExprParseKind_Binary, 7, str8_lit_comp(""), str8_lit_comp("=="), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_NtEq, E2_ExprParseKind_Binary, 7, str8_lit_comp(""), str8_lit_comp("!="), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_BitAnd, E2_ExprParseKind_Binary, 8, str8_lit_comp(""), str8_lit_comp("&"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_BitXor, E2_ExprParseKind_Binary, 9, str8_lit_comp(""), str8_lit_comp("^"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_BitOr, E2_ExprParseKind_Binary, 10, str8_lit_comp(""), str8_lit_comp("|"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_LogAnd, E2_ExprParseKind_Binary, 11, str8_lit_comp(""), str8_lit_comp("&&"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_LogOr, E2_ExprParseKind_Binary, 12, str8_lit_comp(""), str8_lit_comp("||"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Cond, E2_ExprParseKind_Ternary, 14, str8_lit_comp(""), str8_lit_comp("?"), str8_lit_comp(""), str8_lit_comp(":")},
{E2_ExprKind_Index, E2_ExprParseKind_Postfix, 1, 0, str8_lit_comp(""), str8_lit_comp("["), str8_lit_comp("]"), str8_lit_comp("")},
{E2_ExprKind_Call, E2_ExprParseKind_Postfix, 1, 0, str8_lit_comp(""), str8_lit_comp("("), str8_lit_comp(")"), str8_lit_comp(",")},
{E2_ExprKind_DerefAsm, E2_ExprParseKind_Prefix, 1, 0, str8_lit_comp("["), str8_lit_comp(""), str8_lit_comp("]"), str8_lit_comp("")},
{E2_ExprKind_SizeOf, E2_ExprParseKind_Prefix, 1, 0, str8_lit_comp("sizeof "), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_TypeOf, E2_ExprParseKind_Prefix, 1, 0, str8_lit_comp("typeof "), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_SizeOf, E2_ExprParseKind_Prefix, 1, 0, str8_lit_comp("size_of "), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_TypeOf, E2_ExprParseKind_Prefix, 1, 0, str8_lit_comp("type_of "), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Cast, E2_ExprParseKind_Prefix, 1, 0, str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Deref, E2_ExprParseKind_Prefix, 2, 0, str8_lit_comp("*"), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Address, E2_ExprParseKind_Prefix, 2, 0, str8_lit_comp("&"), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Pos, E2_ExprParseKind_Prefix, 2, 0, str8_lit_comp("+"), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Neg, E2_ExprParseKind_Prefix, 2, 0, str8_lit_comp("-"), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_LogNot, E2_ExprParseKind_Prefix, 2, 0, str8_lit_comp("!"), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_BitNot, E2_ExprParseKind_Prefix, 2, 0, str8_lit_comp("~"), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Cast, E2_ExprParseKind_Prefix, 1, 0, str8_lit_comp("cast "), str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Cast, E2_ExprParseKind_Postfix, 1, 1, str8_lit_comp(""), str8_lit_comp("as"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Ptr, E2_ExprParseKind_Postfix, 1, 0, str8_lit_comp(""), str8_lit_comp(""), str8_lit_comp("*"), str8_lit_comp("")},
{E2_ExprKind_Array, E2_ExprParseKind_Postfix, 1, 0, str8_lit_comp(""), str8_lit_comp("["), str8_lit_comp("]"), str8_lit_comp("")},
{E2_ExprKind_Mul, E2_ExprParseKind_Postfix, 3, 0, str8_lit_comp(""), str8_lit_comp("*"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Div, E2_ExprParseKind_Postfix, 3, 0, str8_lit_comp(""), str8_lit_comp("/"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Mod, E2_ExprParseKind_Postfix, 3, 0, str8_lit_comp(""), str8_lit_comp("%"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Add, E2_ExprParseKind_Postfix, 4, 0, str8_lit_comp(""), str8_lit_comp("+"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Sub, E2_ExprParseKind_Postfix, 4, 0, str8_lit_comp(""), str8_lit_comp("-"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_LShift, E2_ExprParseKind_Postfix, 5, 0, str8_lit_comp(""), str8_lit_comp("<<"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_RShift, E2_ExprParseKind_Postfix, 5, 0, str8_lit_comp(""), str8_lit_comp(">>"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Less, E2_ExprParseKind_Postfix, 6, 0, str8_lit_comp(""), str8_lit_comp("<"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_LtEq, E2_ExprParseKind_Postfix, 6, 0, str8_lit_comp(""), str8_lit_comp("<="), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Grtr, E2_ExprParseKind_Postfix, 6, 0, str8_lit_comp(""), str8_lit_comp(">"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_GrEq, E2_ExprParseKind_Postfix, 6, 0, str8_lit_comp(""), str8_lit_comp(">="), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_EqEq, E2_ExprParseKind_Postfix, 7, 0, str8_lit_comp(""), str8_lit_comp("=="), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_NtEq, E2_ExprParseKind_Postfix, 7, 0, str8_lit_comp(""), str8_lit_comp("!="), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_BitAnd, E2_ExprParseKind_Postfix, 8, 0, str8_lit_comp(""), str8_lit_comp("&"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_BitXor, E2_ExprParseKind_Postfix, 9, 0, str8_lit_comp(""), str8_lit_comp("^"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_BitOr, E2_ExprParseKind_Postfix, 10, 0, str8_lit_comp(""), str8_lit_comp("|"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_LogAnd, E2_ExprParseKind_Postfix, 11, 0, str8_lit_comp(""), str8_lit_comp("&&"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_LogOr, E2_ExprParseKind_Postfix, 12, 0, str8_lit_comp(""), str8_lit_comp("||"), str8_lit_comp(""), str8_lit_comp("")},
{E2_ExprKind_Cond, E2_ExprParseKind_Postfix, 14, 0, str8_lit_comp(""), str8_lit_comp("?"), str8_lit_comp(""), str8_lit_comp(":")},
};
U8 e2_type_kind_basic_byte_size_table[61] =
src/eval2/generated/eval2.meta.h
+8 -3
View File
@@ -12,6 +12,8 @@ E2_ExprKind_Null,
E2_ExprKind_Identifier,
E2_ExprKind_MacroArg,
E2_ExprKind_TypeIdentifier,
E2_ExprKind_Ptr,
E2_ExprKind_Array,
E2_ExprKind_Numeric,
E2_ExprKind_StringLiteral,
E2_ExprKind_CharLiteral,
@@ -21,14 +23,13 @@ E2_ExprKind_Call,
E2_ExprKind_DerefAsm,
E2_ExprKind_SizeOf,
E2_ExprKind_TypeOf,
E2_ExprKind_CCast,
E2_ExprKind_Cast,
E2_ExprKind_Deref,
E2_ExprKind_Address,
E2_ExprKind_Pos,
E2_ExprKind_Neg,
E2_ExprKind_LogNot,
E2_ExprKind_BitNot,
E2_ExprKind_Ptr,
E2_ExprKind_Mul,
E2_ExprKind_Div,
E2_ExprKind_Mod,
@@ -142,6 +143,7 @@ struct E2_ExprKindParseInfo
E2_ExprKind expr_kind;
E2_ExprParseKind parse_kind;
S64 precedence;
B8 reverse_children;
String8 pre;
String8 sep;
String8 post;
@@ -156,8 +158,11 @@ E2_ExprKindParseInfo *expr_kind_parse_infos;
};
C_LINKAGE_BEGIN
extern B8 e2_expr_kind_is_type_expr_table[43];
extern B8 e2_expr_kind_is_first_operand_type_maybe_table[43];
extern U64 e2_expr_kind_target_operand_count_table[43];
extern E2_LangInfo e2_lang_kind_info_table[1];
extern E2_ExprKindParseInfo e2_expr_kind_parse_info_table__clike[34];
extern E2_ExprKindParseInfo e2_expr_kind_parse_info_table__clike[37];
extern U8 e2_type_kind_basic_byte_size_table[61];
extern String8 e2_type_kind_basic_string_table[61];