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Add support for x86 mnenomics in and out

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This commit is contained in:
gingerBill
2026-08-20 09:53:28 +01:00
parent 4e0fe5cf4f
commit baae2636b8
15 changed files with 643 additions and 563 deletions
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8
src/check_asm.cpp
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@@ -849,7 +849,9 @@ enum CheckMnemomicResult {
template <typename AsmCtx>
gb_internal CheckMnemomicResult check_mnemonic_name(AsmCtx *asm_ctx, AstAsmInstruction *instr, u16 *mnemonic_) {
String name = instr->name->Ident.token.string;
Token token = instr->name->Ident.token;
GB_ASSERT(token.kind == Ast_Ident || token_is_keyword(token.kind));
String name = token.string;
auto p = asm_ctx->prefix_lookup(name);
if (p) {
if (mnemonic_) *mnemonic_ = cast(u16)p;
@@ -929,6 +931,10 @@ gb_internal void check_mnemonic(AsmCtx *asm_ctx, CheckerContext *ctx, Entity *tm
min_count = gb_max(min_count, 0);
max_count = gb_max(max_count, 0);
if (mnemonic == asm_ctx->M_IN) {
GB_PANIC("in %d %d", min_count, max_count);
}
// A prefix that none of this mnemonic's forms can take is unconditionally wrong,
// independent of whether the operands match — catch it even on a match failure.
if (previous_prefix > 0) {