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ZZY
2025-04-01 00:13:21 +08:00
parent 2b4857001c
commit 74f43a1ab7
79 changed files with 2271 additions and 2861 deletions
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8
ccompiler/middleend/ir/ir_ast.c
View File

@ -58,6 +58,8 @@ static ir_node_t* gen_ir_term(ast_node_t* node) {
Panic("gen_ir_expr: unknown node type");
}
}
TODO();
return NULL;
}
static ir_node_t* gen_ir_expr(ast_node_t* node) {
@ -239,8 +241,11 @@ void gen_ir_jmp(ast_node_t* node) {
switch (node->type) {
case NT_STMT_IF: {
ir_bblock_t* trueb = bblocks[0];
trueb->label = "if_true";
ir_bblock_t* falseb = bblocks[1];
falseb->label = "if_false";
ir_bblock_t* endb = bblocks[2];
endb->label = "if_end";
ir_node_t* jmp;
// cond
@ -248,19 +253,16 @@ void gen_ir_jmp(ast_node_t* node) {
emit_br(cond, trueb, falseb);
// true block
vector_push(ctx.cur_func->bblocks, trueb);
ctx.cur_block = trueb;
_gen_ir_from_ast(node->if_stmt.if_stmt);
// else block
if (node->if_stmt.else_stmt != NULL) {
vector_push(ctx.cur_func->bblocks, falseb);
ctx.cur_block = falseb;
_gen_ir_from_ast(node->if_stmt.else_stmt);
ir_node_t* jmp;
ctx.cur_block = endb;
vector_push(ctx.cur_func->bblocks, ctx.cur_block);
NEW_IR_JMP(jmp, ctx.cur_block);
emit_instr(falseb, jmp);
} else {

1
ccompiler/middleend/ir/ir_ast.h
View File

@ -2,6 +2,7 @@
#define __IR_AST_H__
#include "ir.h"
typedef struct ast_node ast_node_t;
ir_prog_t* gen_ir_from_ast(ast_node_t* node);
#endif //