mirrors/Odin
1
0
Fork 0
mirror of https://github.com/odin-lang/Odin.git synced 2026-09-03 18:50:20 +00:00
Code Issues Packages Projects Releases Wiki Activity

Support riscv _aq _rl _aqrl suffixes for mnemonics

Browse Source
This commit is contained in:
gingerBill
2026-08-21 01:05:47 +01:00
parent acb6c1408f
commit d0fb380c20
6 changed files with 142 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
src/check_asm.cpp
View File

@@ -855,7 +855,7 @@ enum CheckMnemomicResult {
};
template <typename AsmCtx>
gb_internal CheckMnemomicResult check_mnemonic_name(AsmCtx *asm_ctx, AstAsmInstruction *instr, u16 *mnemonic_) {
gb_internal CheckMnemomicResult check_mnemonic_name(AsmCtx *asm_ctx, AstAsmInstruction *instr, u16 *mnemonic_, u8 *suffix_flags_) {
Token token = instr->name->Ident.token;
GB_ASSERT_MSG(token.kind == Token_Ident || token_is_keyword(token.kind), "got %.*s of kind %.*s", LIT(token.string), LIT(token_strings[token.kind]));
String name = token.string;
@@ -875,6 +875,14 @@ gb_internal CheckMnemomicResult check_mnemonic_name(AsmCtx *asm_ctx, AstAsmInstr
return CheckMnemomic_PseudoMnemonic;
}
u8 suffix_flags = 0;
auto om = asm_ctx->mnemonic_lookup_ordered(name, &suffix_flags);
if (om) {
if (mnemonic_) *mnemonic_ = cast(u16)om;
if (suffix_flags_) *suffix_flags_ = suffix_flags;
return CheckMnemomic_Mnemonic;
}
ERROR_BLOCK();
if (instr->operands.count == 0) {
@@ -1924,8 +1932,9 @@ gb_internal void check_asm_template(AsmCtx *asm_ctx, CheckerContext *ctx, Entity
case_ast_node(instr, AsmInstruction, instruction_);
GB_ASSERT(instr->name->kind == Ast_Ident);
u16 mnemonic = 0;
CheckMnemomicResult res = check_mnemonic_name(asm_ctx, instr, &mnemonic);
u16 mnemonic = 0;
u8 suffix_flags = 0;
CheckMnemomicResult res = check_mnemonic_name(asm_ctx, instr, &mnemonic, &suffix_flags);
array_clear(&operands);
for (Ast *expr : instr->operands) {
@@ -1944,6 +1953,7 @@ gb_internal void check_asm_template(AsmCtx *asm_ctx, CheckerContext *ctx, Entity
previous_prefix = cast(u8)mnemonic;
previous_prefix_instr = instruction_;
} else if (res == CheckMnemomic_Mnemonic) {
instr->suffix_flags = suffix_flags;
check_mnemonic(asm_ctx, ctx, entity, instr, mnemonic, 0, slice_from_array(operands),
previous_prefix, previous_prefix_instr,
&asm_acc);
@@ -1953,6 +1963,8 @@ gb_internal void check_asm_template(AsmCtx *asm_ctx, CheckerContext *ctx, Entity
previous_prefix = 0;
previous_prefix_instr = nullptr;
} else if (res == CheckMnemomic_PseudoMnemonic) {
instr->suffix_flags = suffix_flags;
u16 pseudo_mnemonic = cast(u16)mnemonic;
auto alias = asm_ctx->pseudo_alias(cast(u16)pseudo_mnemonic);
u16 target_mnemonic = cast(u16)alias.target;