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Support + - and ~ unary operators for asm operands

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This commit is contained in:
gingerBill
2026-08-21 16:01:49 +01:00
parent c6a4dd08fc
commit c26aa48ca5
2 changed files with 17 additions and 0 deletions
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7
src/check_asm.cpp
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@@ -1476,6 +1476,13 @@ gb_internal void check_asm_instruction_operand(AsmCtx *asm_ctx, CheckerContext *
gb_unused(label_scope);
switch (expr->kind) {
case_ast_node(ue, UnaryExpr, expr);
check_expr(ctx, operand, expr);
if (operand->mode != Addressing_Constant) {
error(expr, "Asm operands within unary operands (+ - ~) can only compile time constants");
}
return;
case_end;
case_ast_node(pe, ParenExpr, expr);
check_expr(ctx, operand, expr);
if (operand->mode != Addressing_Constant) {

10
src/parser.cpp
View File

@@ -2484,6 +2484,16 @@ gb_internal Ast *parse_asm_operand(AstFile *f, bool allow_memory_operand) {
case Token_Float:
case Token_Rune:
return ast_basic_lit(f, advance_token(f));
case Token_Add:
case Token_Sub:
case Token_Xor:
{
Token token = advance_token(f);
Ast *op = parse_asm_operand(f, false);
return ast_unary_expr(f, token, op);
}
case Token_OpenParen:
return parse_expr(f, false);
case Token_OpenBracket: