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| author | Folkert de Vries <folkert@folkertdev.nl> | 2025-05-17 23:17:06 +0200 |
|---|---|---|
| committer | Folkert de Vries <folkert@folkertdev.nl> | 2025-05-18 11:28:31 +0200 |
| commit | 85053d1cd1e65466e6ceae2a925d7d010d7585ea (patch) | |
| tree | 913061e54d89c9c5a923aefb78676b46d38bbe82 | |
| parent | e12d6757393035aa2de55d0f1712ef7656c60589 (diff) | |
| download | rust-85053d1cd1e65466e6ceae2a925d7d010d7585ea.tar.gz rust-85053d1cd1e65466e6ceae2a925d7d010d7585ea.zip | |
rename to get rid of the 'raw' concept
| -rw-r--r-- | compiler/rustc_builtin_macros/src/asm.rs | 127 | ||||
| -rw-r--r-- | src/tools/rustfmt/src/parse/macros/asm.rs | 9 |
2 files changed, 67 insertions, 69 deletions
diff --git a/compiler/rustc_builtin_macros/src/asm.rs b/compiler/rustc_builtin_macros/src/asm.rs index d9412a3cb42..867a5b80f91 100644 --- a/compiler/rustc_builtin_macros/src/asm.rs +++ b/compiler/rustc_builtin_macros/src/asm.rs @@ -20,12 +20,12 @@ use crate::util::{ExprToSpannedString, expr_to_spanned_string}; /// An argument to one of the `asm!` macros. The argument is syntactically valid, but is otherwise /// not validated at all. -pub struct RawAsmArg { - pub kind: RawAsmArgKind, +pub struct AsmArg { + pub kind: AsmArgKind, pub span: Span, } -pub enum RawAsmArgKind { +pub enum AsmArgKind { Template(P<ast::Expr>), Operand(Option<Symbol>, ast::InlineAsmOperand), Options(Vec<(Symbol, ast::InlineAsmOptions, Span, Span)>), @@ -33,7 +33,7 @@ pub enum RawAsmArgKind { } /// Validated assembly arguments, ready for macro expansion. -struct AsmArgs { +struct ValidatedAsmArgs { pub templates: Vec<P<ast::Expr>>, pub operands: Vec<(ast::InlineAsmOperand, Span)>, named_args: FxIndexMap<Symbol, usize>, @@ -145,11 +145,11 @@ fn parse_asm_operand<'a>( } // Public for rustfmt. -pub fn parse_raw_asm_args<'a>( +pub fn parse_asm_args<'a>( p: &mut Parser<'a>, sp: Span, asm_macro: AsmMacro, -) -> PResult<'a, Vec<RawAsmArg>> { +) -> PResult<'a, Vec<AsmArg>> { let dcx = p.dcx(); if p.token == token::Eof { @@ -159,10 +159,7 @@ pub fn parse_raw_asm_args<'a>( let mut args = Vec::new(); let first_template = p.parse_expr()?; - args.push(RawAsmArg { - span: first_template.span, - kind: RawAsmArgKind::Template(first_template), - }); + args.push(AsmArg { span: first_template.span, kind: AsmArgKind::Template(first_template) }); let mut allow_templates = true; @@ -188,8 +185,8 @@ pub fn parse_raw_asm_args<'a>( if p.eat_keyword(exp!(ClobberAbi)) { allow_templates = false; - args.push(RawAsmArg { - kind: RawAsmArgKind::ClobberAbi(parse_clobber_abi(p)?), + args.push(AsmArg { + kind: AsmArgKind::ClobberAbi(parse_clobber_abi(p)?), span: span_start.to(p.prev_token.span), }); @@ -200,8 +197,8 @@ pub fn parse_raw_asm_args<'a>( if p.eat_keyword(exp!(Options)) { allow_templates = false; - args.push(RawAsmArg { - kind: RawAsmArgKind::Options(parse_options(p, asm_macro)?), + args.push(AsmArg { + kind: AsmArgKind::Options(parse_options(p, asm_macro)?), span: span_start.to(p.prev_token.span), }); @@ -222,9 +219,9 @@ pub fn parse_raw_asm_args<'a>( if let Some(op) = parse_asm_operand(p, asm_macro)? { allow_templates = false; - args.push(RawAsmArg { + args.push(AsmArg { span: span_start.to(p.prev_token.span), - kind: RawAsmArgKind::Operand(name, op), + kind: AsmArgKind::Operand(name, op), }); } else if allow_templates { let template = p.parse_expr()?; @@ -246,7 +243,7 @@ pub fn parse_raw_asm_args<'a>( } } - args.push(RawAsmArg { span: template.span, kind: RawAsmArgKind::Template(template) }); + args.push(AsmArg { span: template.span, kind: AsmArgKind::Template(template) }); } else { p.unexpected_any()? } @@ -260,19 +257,19 @@ fn parse_args<'a>( sp: Span, tts: TokenStream, asm_macro: AsmMacro, -) -> PResult<'a, AsmArgs> { - let raw_args = parse_raw_asm_args(&mut ecx.new_parser_from_tts(tts), sp, asm_macro)?; - validate_raw_asm_args(ecx, asm_macro, raw_args) +) -> PResult<'a, ValidatedAsmArgs> { + let args = parse_asm_args(&mut ecx.new_parser_from_tts(tts), sp, asm_macro)?; + validate_asm_args(ecx, asm_macro, args) } -fn validate_raw_asm_args<'a>( +fn validate_asm_args<'a>( ecx: &ExtCtxt<'a>, asm_macro: AsmMacro, - raw_args: Vec<RawAsmArg>, -) -> PResult<'a, AsmArgs> { + args: Vec<AsmArg>, +) -> PResult<'a, ValidatedAsmArgs> { let dcx = ecx.dcx(); - let mut args = AsmArgs { + let mut validated = ValidatedAsmArgs { templates: vec![], operands: vec![], named_args: Default::default(), @@ -284,9 +281,9 @@ fn validate_raw_asm_args<'a>( let mut allow_templates = true; - for arg in raw_args { + for arg in args { match arg.kind { - RawAsmArgKind::Template(template) => { + AsmArgKind::Template(template) => { // The error for the first template is delayed. if !allow_templates { match template.kind { @@ -306,15 +303,15 @@ fn validate_raw_asm_args<'a>( } } - args.templates.push(template); + validated.templates.push(template); } - RawAsmArgKind::Operand(name, op) => { + AsmArgKind::Operand(name, op) => { allow_templates = false; let explicit_reg = matches!(op.reg(), Some(ast::InlineAsmRegOrRegClass::Reg(_))); let span = arg.span; - let slot = args.operands.len(); - args.operands.push((op, span)); + let slot = validated.operands.len(); + validated.operands.push((op, span)); // Validate the order of named, positional & explicit register operands and // clobber_abi/options. We do this at the end once we have the full span @@ -324,25 +321,27 @@ fn validate_raw_asm_args<'a>( if name.is_some() { dcx.emit_err(errors::AsmExplicitRegisterName { span }); } - args.reg_args.insert(slot); + validated.reg_args.insert(slot); } else if let Some(name) = name { - if let Some(&prev) = args.named_args.get(&name) { + if let Some(&prev) = validated.named_args.get(&name) { dcx.emit_err(errors::AsmDuplicateArg { span, name, - prev: args.operands[prev].1, + prev: validated.operands[prev].1, }); continue; } - args.named_args.insert(name, slot); - } else if !args.named_args.is_empty() || !args.reg_args.is_empty() { - let named = args.named_args.values().map(|p| args.operands[*p].1).collect(); - let explicit = args.reg_args.iter().map(|p| args.operands[p].1).collect(); + validated.named_args.insert(name, slot); + } else if !validated.named_args.is_empty() || !validated.reg_args.is_empty() { + let named = + validated.named_args.values().map(|p| validated.operands[*p].1).collect(); + let explicit = + validated.reg_args.iter().map(|p| validated.operands[p].1).collect(); dcx.emit_err(errors::AsmPositionalAfter { span, named, explicit }); } } - RawAsmArgKind::Options(new_options) => { + AsmArgKind::Options(new_options) => { allow_templates = false; for (symbol, option, span, full_span) in new_options { @@ -354,45 +353,47 @@ fn validate_raw_asm_args<'a>( full_span, macro_name: asm_macro.macro_name(), }); - } else if args.options.contains(option) { + } else if validated.options.contains(option) { // Tool-only output. dcx.emit_err(errors::AsmOptAlreadyprovided { span, symbol, full_span }); } else { - args.options |= option; + validated.options |= option; } } - args.options_spans.push(arg.span); + validated.options_spans.push(arg.span); } - RawAsmArgKind::ClobberAbi(new_abis) => { + AsmArgKind::ClobberAbi(new_abis) => { allow_templates = false; match &new_abis[..] { // This should have errored above during parsing. [] => unreachable!(), - [(abi, _span)] => args.clobber_abis.push((*abi, arg.span)), - _ => args.clobber_abis.extend(new_abis), + [(abi, _span)] => validated.clobber_abis.push((*abi, arg.span)), + _ => validated.clobber_abis.extend(new_abis), } } } } - if args.options.contains(ast::InlineAsmOptions::NOMEM) - && args.options.contains(ast::InlineAsmOptions::READONLY) + if validated.options.contains(ast::InlineAsmOptions::NOMEM) + && validated.options.contains(ast::InlineAsmOptions::READONLY) { - let spans = args.options_spans.clone(); + let spans = validated.options_spans.clone(); dcx.emit_err(errors::AsmMutuallyExclusive { spans, opt1: "nomem", opt2: "readonly" }); } - if args.options.contains(ast::InlineAsmOptions::PURE) - && args.options.contains(ast::InlineAsmOptions::NORETURN) + if validated.options.contains(ast::InlineAsmOptions::PURE) + && validated.options.contains(ast::InlineAsmOptions::NORETURN) { - let spans = args.options_spans.clone(); + let spans = validated.options_spans.clone(); dcx.emit_err(errors::AsmMutuallyExclusive { spans, opt1: "pure", opt2: "noreturn" }); } - if args.options.contains(ast::InlineAsmOptions::PURE) - && !args.options.intersects(ast::InlineAsmOptions::NOMEM | ast::InlineAsmOptions::READONLY) + if validated.options.contains(ast::InlineAsmOptions::PURE) + && !validated + .options + .intersects(ast::InlineAsmOptions::NOMEM | ast::InlineAsmOptions::READONLY) { - let spans = args.options_spans.clone(); + let spans = validated.options_spans.clone(); dcx.emit_err(errors::AsmPureCombine { spans }); } @@ -400,7 +401,7 @@ fn validate_raw_asm_args<'a>( let mut outputs_sp = vec![]; let mut regclass_outputs = vec![]; let mut labels_sp = vec![]; - for (op, op_sp) in &args.operands { + for (op, op_sp) in &validated.operands { match op { ast::InlineAsmOperand::Out { reg, expr, .. } | ast::InlineAsmOperand::SplitInOut { reg, out_expr: expr, .. } => { @@ -423,10 +424,10 @@ fn validate_raw_asm_args<'a>( _ => {} } } - if args.options.contains(ast::InlineAsmOptions::PURE) && !have_real_output { - dcx.emit_err(errors::AsmPureNoOutput { spans: args.options_spans.clone() }); + if validated.options.contains(ast::InlineAsmOptions::PURE) && !have_real_output { + dcx.emit_err(errors::AsmPureNoOutput { spans: validated.options_spans.clone() }); } - if args.options.contains(ast::InlineAsmOptions::NORETURN) + if validated.options.contains(ast::InlineAsmOptions::NORETURN) && !outputs_sp.is_empty() && labels_sp.is_empty() { @@ -434,15 +435,15 @@ fn validate_raw_asm_args<'a>( // Bail out now since this is likely to confuse MIR return Err(err); } - if args.options.contains(ast::InlineAsmOptions::MAY_UNWIND) && !labels_sp.is_empty() { + if validated.options.contains(ast::InlineAsmOptions::MAY_UNWIND) && !labels_sp.is_empty() { dcx.emit_err(errors::AsmMayUnwind { labels_sp }); } - if !args.clobber_abis.is_empty() { + if !validated.clobber_abis.is_empty() { match asm_macro { AsmMacro::GlobalAsm | AsmMacro::NakedAsm => { let err = dcx.create_err(errors::AsmUnsupportedClobberAbi { - spans: args.clobber_abis.iter().map(|(_, span)| *span).collect(), + spans: validated.clobber_abis.iter().map(|(_, span)| *span).collect(), macro_name: asm_macro.macro_name(), }); @@ -453,14 +454,14 @@ fn validate_raw_asm_args<'a>( if !regclass_outputs.is_empty() { dcx.emit_err(errors::AsmClobberNoReg { spans: regclass_outputs, - clobbers: args.clobber_abis.iter().map(|(_, span)| *span).collect(), + clobbers: validated.clobber_abis.iter().map(|(_, span)| *span).collect(), }); } } } } - Ok(args) + Ok(validated) } fn parse_options<'a>( @@ -566,7 +567,7 @@ fn parse_reg<'a>(p: &mut Parser<'a>) -> PResult<'a, ast::InlineAsmRegOrRegClass> fn expand_preparsed_asm( ecx: &mut ExtCtxt<'_>, asm_macro: AsmMacro, - args: AsmArgs, + args: ValidatedAsmArgs, ) -> ExpandResult<Result<ast::InlineAsm, ErrorGuaranteed>, ()> { let mut template = vec![]; // Register operands are implicitly used since they are not allowed to be diff --git a/src/tools/rustfmt/src/parse/macros/asm.rs b/src/tools/rustfmt/src/parse/macros/asm.rs index 18e3386f4f1..1a9614bacec 100644 --- a/src/tools/rustfmt/src/parse/macros/asm.rs +++ b/src/tools/rustfmt/src/parse/macros/asm.rs @@ -1,14 +1,11 @@ use rustc_ast::ast; -use rustc_builtin_macros::asm::{RawAsmArg, parse_raw_asm_args}; +use rustc_builtin_macros::asm::{AsmArg, parse_asm_args}; use crate::rewrite::RewriteContext; #[allow(dead_code)] -pub(crate) fn parse_asm( - context: &RewriteContext<'_>, - mac: &ast::MacCall, -) -> Option<Vec<RawAsmArg>> { +pub(crate) fn parse_asm(context: &RewriteContext<'_>, mac: &ast::MacCall) -> Option<Vec<AsmArg>> { let ts = mac.args.tokens.clone(); let mut parser = super::build_parser(context, ts); - parse_raw_asm_args(&mut parser, mac.span(), ast::AsmMacro::Asm).ok() + parse_asm_args(&mut parser, mac.span(), ast::AsmMacro::Asm).ok() } |
