[RISCV] Implement make-compressible pass

2 files changed, 7 insertions, 0 deletions

diff --git a/backend/include/rcc/CodeGen/MachineFunctionAttributes.h b/backend/include/rcc/CodeGen/MachineFunctionAttributes.h
index 4344640..fd1d8d8 100644
--- a/backend/include/rcc/CodeGen/MachineFunctionAttributes.h
+++ b/backend/include/rcc/CodeGen/MachineFunctionAttributes.h
@@ -24,6 +24,7 @@ enum class MachineFunctionAttribute : std::uint8_t {
   IsOutlined,
   DebugInstrRef,
   TracksDebugUserValues,
+  MinSize,
   Count,
 };
 
diff --git a/backend/include/rcc/MIR/EmbeddedIR.h b/backend/include/rcc/MIR/EmbeddedIR.h
index 80e512a..17b19cb 100644
--- a/backend/include/rcc/MIR/EmbeddedIR.h
+++ b/backend/include/rcc/MIR/EmbeddedIR.h
@@ -74,6 +74,10 @@ public:
     return HasSectionPrefix;
   }
 
+  [[nodiscard]] bool hasMinSize() const noexcept {
+    return HasMinSize;
+  }
+
   [[nodiscard]] std::span<const EmbeddedIRReference> blocks() const noexcept {
     return Blocks;
   }
@@ -107,6 +111,8 @@ private:
   bool HasSection = false;
   bool HasComdat = false;
   bool HasSectionPrefix = false;
+  bool HasMinSize = false;
+  std::optional<std::string> AttributeGroup;
   std::uint64_t NextUnnamedSlot = 0;
   std::vector<EmbeddedIRReference> Blocks;
   std::vector<EmbeddedIRReference> Allocas;