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-rw-r--r--backend/include/rcc/CodeGen/AsmPrinter.h45
-rw-r--r--backend/include/rcc/CodeGen/TargetLoweringObjectFile.h34
-rw-r--r--backend/include/rcc/CodeGen/TargetMCInstLowering.h41
3 files changed, 78 insertions, 42 deletions
diff --git a/backend/include/rcc/CodeGen/AsmPrinter.h b/backend/include/rcc/CodeGen/AsmPrinter.h
index 82bad7d..4145093 100644
--- a/backend/include/rcc/CodeGen/AsmPrinter.h
+++ b/backend/include/rcc/CodeGen/AsmPrinter.h
@@ -3,14 +3,24 @@
#ifndef RCC_CODEGEN_ASMPRINTER_H
#define RCC_CODEGEN_ASMPRINTER_H
+#include "rcc/IR/DataLayout.h"
#include "rcc/Support/Error.h"
+#include <cstddef>
+#include <cstdint>
+#include <utility>
+
namespace rcc {
class CompilationUnit;
+class GlobalInitializer;
class MachineFunction;
+class MachineJumpTableEntry;
class MachineMCContext;
+struct GenericConstantData;
+class TargetConstant;
class TargetDescription;
+class TargetLoweringObjectFile;
class TargetMCInstLowering;
namespace mc {
@@ -25,31 +35,56 @@ struct AsmPrinterOptions final {
bool VerifyInput = true;
};
-class AsmPrinter final {
+class AsmPrinter {
public:
AsmPrinter(const TargetDescription &Target, const TargetMCInstLowering &Lowering,
+ const TargetLoweringObjectFile &ObjectFile, DataLayout Layout,
MachineMCContext &Context, mc::MCStreamer &Streamer,
AsmPrinterOptions Options = {}) noexcept
- : Target(&Target), Lowering(&Lowering), Context(&Context), Streamer(&Streamer),
- Options(Options) {}
+ : Target(&Target), Lowering(&Lowering), ObjectFile(&ObjectFile), Layout(std::move(Layout)),
+ Context(&Context), Streamer(&Streamer), Options(Options) {}
+ virtual ~AsmPrinter() = default;
[[nodiscard]] Expected<void> emitCompilationUnit(const CompilationUnit &Unit);
[[nodiscard]] Expected<void> emitFunction(const MachineFunction &Function);
+protected:
+ [[nodiscard]] virtual Expected<void> emitStartOfAsmFile();
+ [[nodiscard]] virtual Expected<void> emitEndOfAsmFile();
+ [[nodiscard]] virtual Expected<void> emitTargetConstant(const TargetConstant &Constant);
+ [[nodiscard]] virtual Expected<void> emitTargetJumpTable(const MachineFunction &Function,
+ const MachineJumpTableEntry &Entry);
+
+ [[nodiscard]] MachineMCContext &machineContext() const noexcept {
+ return *Context;
+ }
+
+ [[nodiscard]] mc::MCStreamer &streamer() const noexcept {
+ return *Streamer;
+ }
+
private:
[[nodiscard]] Expected<void> verifyFunction(const MachineFunction &Function) const;
[[nodiscard]] Expected<void> emitGlobalObjects(const CompilationUnit &Unit);
+ [[nodiscard]] Expected<void> emitFunctionImpl(const MachineFunction &Function);
[[nodiscard]] Expected<void> emitFunctionBody(const MachineFunction &Function);
[[nodiscard]] Expected<void> emitConstantPool(const MachineFunction &Function);
[[nodiscard]] Expected<void> emitJumpTables(const MachineFunction &Function);
+ [[nodiscard]] Expected<void> emitGenericConstant(const GenericConstantData &Constant,
+ std::uint64_t AllocationSize,
+ std::size_t Depth = 0);
+ [[nodiscard]] Expected<void> emitGlobalInitializer(const GlobalInitializer &Initializer,
+ std::size_t Depth = 0);
const TargetDescription *Target;
const TargetMCInstLowering *Lowering;
+ const TargetLoweringObjectFile *ObjectFile;
+ DataLayout Layout;
MachineMCContext *Context;
mc::MCStreamer *Streamer;
AsmPrinterOptions Options;
- bool UnitEmissionStarted = false;
- bool UnitEmissionFinished = false;
+ bool EmissionStarted = false;
+ bool EmissionFinished = false;
};
} // namespace rcc
diff --git a/backend/include/rcc/CodeGen/TargetLoweringObjectFile.h b/backend/include/rcc/CodeGen/TargetLoweringObjectFile.h
new file mode 100644
index 0000000..f415e4f
--- /dev/null
+++ b/backend/include/rcc/CodeGen/TargetLoweringObjectFile.h
@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#ifndef RCC_CODEGEN_TARGETLOWERINGOBJECTFILE_H
+#define RCC_CODEGEN_TARGETLOWERINGOBJECTFILE_H
+
+#include "rcc/MC/MCSection.h"
+#include "rcc/Support/Error.h"
+
+namespace rcc {
+
+struct GlobalObjectDesc;
+class MachineConstantPoolEntry;
+class MachineFunction;
+class MachineJumpTableEntry;
+class MachineMCContext;
+
+class TargetLoweringObjectFile {
+public:
+ virtual ~TargetLoweringObjectFile() = default;
+
+ [[nodiscard]] virtual Expected<mc::MCSectionDesc>
+ textSection(const MachineFunction &Function) const = 0;
+ [[nodiscard]] virtual Expected<mc::MCSectionDesc>
+ globalSection(const GlobalObjectDesc &Object, MachineMCContext &Context) const = 0;
+ [[nodiscard]] virtual Expected<mc::MCSectionDesc>
+ constantPoolSection(const MachineFunction &Function,
+ const MachineConstantPoolEntry &Entry) const = 0;
+ [[nodiscard]] virtual Expected<mc::MCSectionDesc>
+ jumpTableSection(const MachineFunction &Function, const MachineJumpTableEntry &Entry) const = 0;
+};
+
+} // namespace rcc
+
+#endif // RCC_CODEGEN_TARGETLOWERINGOBJECTFILE_H
diff --git a/backend/include/rcc/CodeGen/TargetMCInstLowering.h b/backend/include/rcc/CodeGen/TargetMCInstLowering.h
index 875d2dd..eacb48e 100644
--- a/backend/include/rcc/CodeGen/TargetMCInstLowering.h
+++ b/backend/include/rcc/CodeGen/TargetMCInstLowering.h
@@ -3,23 +3,16 @@
#ifndef RCC_CODEGEN_TARGETMCINSTLOWERING_H
#define RCC_CODEGEN_TARGETMCINSTLOWERING_H
+#include "rcc/MC/MCExpr.h"
#include "rcc/MC/MCInst.h"
#include "rcc/MC/MCInstPrinter.h"
-#include "rcc/MC/MCSection.h"
#include "rcc/MC/MCStreamer.h"
#include "rcc/Support/Error.h"
namespace rcc {
-class MachineConstantPoolEntry;
-class GlobalInitializer;
-struct GlobalObjectDesc;
-class MachineFunction;
class MachineInstr;
-class MachineJumpTableEntry;
class MachineMCContext;
-struct GenericConstantData;
-class TargetConstant;
class TargetMCInstLowering {
public:
@@ -30,38 +23,12 @@ public:
[[nodiscard]] virtual Expected<mc::MCInst> lowerInstruction(const MachineInstr &Instruction,
MachineMCContext &Context) const = 0;
+ [[nodiscard]] virtual Expected<mc::MCExprRef>
+ lowerSymbolExpression(mc::MCExprRef Expression, std::uint32_t TargetFlags) const = 0;
+
[[nodiscard]] virtual Expected<void> emitTerminalInstruction(const MachineInstr &Instruction,
MachineMCContext &Context,
mc::MCStreamer &Streamer) const;
-
- [[nodiscard]] virtual Expected<mc::MCSectionDesc>
- textSection(const MachineFunction &Function) const = 0;
- [[nodiscard]] virtual Expected<mc::MCSectionDesc>
- globalSection(const GlobalObjectDesc &Object, MachineMCContext &Context) const = 0;
- [[nodiscard]] virtual Expected<mc::MCSectionDesc>
- constantPoolSection(const MachineFunction &Function,
- const MachineConstantPoolEntry &Entry) const = 0;
- [[nodiscard]] virtual Expected<mc::MCSectionDesc>
- jumpTableSection(const MachineFunction &Function, const MachineJumpTableEntry &Entry) const = 0;
-
- [[nodiscard]] virtual Expected<void> emitFileHeader(MachineMCContext &Context,
- mc::MCStreamer &Streamer) const;
- [[nodiscard]] virtual Expected<void> emitFileTrailer(MachineMCContext &Context,
- mc::MCStreamer &Streamer) const;
- [[nodiscard]] virtual Expected<void> emitGenericConstant(const GenericConstantData &Constant,
- std::uint64_t Size,
- MachineMCContext &Context,
- mc::MCStreamer &Streamer) const;
- [[nodiscard]] virtual Expected<void> emitGlobalInitializer(const GlobalInitializer &Initializer,
- MachineMCContext &Context,
- mc::MCStreamer &Streamer) const;
- [[nodiscard]] virtual Expected<void> emitTargetConstant(const TargetConstant &Constant,
- MachineMCContext &Context,
- mc::MCStreamer &Streamer) const;
- [[nodiscard]] virtual Expected<void> emitTargetJumpTable(const MachineFunction &Function,
- const MachineJumpTableEntry &Entry,
- MachineMCContext &Context,
- mc::MCStreamer &Streamer) const;
};
} // namespace rcc
generated by cgit v1.2.3 (git 2.46.0) at 2026-10-29 21:50:21 +0000