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Supports bit shift operators.

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I forgot...
This commit is contained in:
falsycat 2021-01-05 00:00:00 +00:00
parent ad3fbc58d9
commit d0ff990914
4 changed files with 19 additions and 5 deletions
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16
biner.y
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@ -103,8 +103,8 @@ resolve_constant_(
%type <ptr> struct_member_type array_struct_member_type unqualified_struct_member_type %type <ptr> struct_member_type array_struct_member_type unqualified_struct_member_type
%type <ptr> expr or_expr and_expr bit_or_expr bit_xor_expr %type <ptr> expr or_expr and_expr bit_or_expr bit_xor_expr
%type <ptr> bit_and_expr equality_expr relational_expr add_expr %type <ptr> bit_and_expr equality_expr relational_expr shift_expr
%type <ptr> mul_expr unary_expr operand %type <ptr> add_expr mul_expr unary_expr operand
%start decl_list %start decl_list
@ -314,7 +314,7 @@ equality_expr
; ;
relational_expr relational_expr
: add_expr : shift_expr
| relational_expr '>' add_expr { | relational_expr '>' add_expr {
$$ = create_operator_($1, BINER_TREE_EXPR_TYPE_OPERATOR_GREATER, $3); $$ = create_operator_($1, BINER_TREE_EXPR_TYPE_OPERATOR_GREATER, $3);
} }
@ -329,6 +329,16 @@ relational_expr
} }
; ;
shift_expr
: add_expr
| shift_expr BIT_LSHIFT add_expr {
$$ = create_operator_($1, BINER_TREE_EXPR_TYPE_OPERATOR_BIT_LSHIFT, $3);
}
| shift_expr BIT_RSHIFT add_expr {
$$ = create_operator_($1, BINER_TREE_EXPR_TYPE_OPERATOR_BIT_RSHIFT, $3);
}
;
add_expr add_expr
: mul_expr : mul_expr
| add_expr '+' mul_expr { | add_expr '+' mul_expr {

4
test/user.biner
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@ -29,8 +29,8 @@ struct teacher_t {
}; };
struct student_t { struct student_t {
lu8[10] scores; lu8[(1 << 4) - 6] scores;
lu8 absents; lu8 absents;
}; };
struct user_t { struct user_t {

2
transpile_c.c
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@ -56,6 +56,8 @@ static const char* const expr_operator_string_map_
[BINER_TREE_EXPR_TYPE_OPERATOR_BIT_OR] = "|", [BINER_TREE_EXPR_TYPE_OPERATOR_BIT_OR] = "|",
[BINER_TREE_EXPR_TYPE_OPERATOR_BIT_NOT] = "~", [BINER_TREE_EXPR_TYPE_OPERATOR_BIT_NOT] = "~",
[BINER_TREE_EXPR_TYPE_OPERATOR_BIT_XOR] = "^", [BINER_TREE_EXPR_TYPE_OPERATOR_BIT_XOR] = "^",
[BINER_TREE_EXPR_TYPE_OPERATOR_BIT_LSHIFT] = "<<",
[BINER_TREE_EXPR_TYPE_OPERATOR_BIT_RSHIFT] = ">>",
}; };
typedef struct struct_member_info_t { typedef struct struct_member_info_t {

2
tree.h
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@ -36,6 +36,8 @@ typedef enum biner_tree_expr_type_t {
BINER_TREE_EXPR_TYPE_OPERATOR_BIT_OR, BINER_TREE_EXPR_TYPE_OPERATOR_BIT_OR,
BINER_TREE_EXPR_TYPE_OPERATOR_BIT_NOT, BINER_TREE_EXPR_TYPE_OPERATOR_BIT_NOT,
BINER_TREE_EXPR_TYPE_OPERATOR_BIT_XOR, BINER_TREE_EXPR_TYPE_OPERATOR_BIT_XOR,
BINER_TREE_EXPR_TYPE_OPERATOR_BIT_LSHIFT,
BINER_TREE_EXPR_TYPE_OPERATOR_BIT_RSHIFT,
BINER_TREE_EXPR_TYPE_OPERATOR_MAX_, BINER_TREE_EXPR_TYPE_OPERATOR_MAX_,
} biner_tree_expr_type_t; } biner_tree_expr_type_t;