Support for non-landing pad exception handling.

[oota-llvm.git] / include / llvm / Target / TargetAsmInfo.h

diff --git a/include/llvm/Target/TargetAsmInfo.h b/include/llvm/Target/TargetAsmInfo.h
index c922d4c3d9bfbcaf91c1353137208ab864a280ce..75e797cd88a26c55ac876a41a90dfb2ef76a5aca 100644 (file)
--- a/include/llvm/Target/TargetAsmInfo.h
+++ b/include/llvm/Target/TargetAsmInfo.h
@@ -38,11 +38,20 @@ namespace llvm {
     /// DataSection - Section directive for standard data.
     ///
     const char *DataSection;              // Defaults to ".data".
+
+    /// BSSSection - Section directive for uninitialized data.  Null if this
+    /// target doesn't support a BSS section.
+    ///
+    const char *BSSSection;               // Default to ".bss".
+    
+    /// ZeroFillDirective - Directive for emitting a global to the ZeroFill
+    /// section on this target.  Null if this target doesn't support zerofill.
+    const char *ZeroFillDirective;        // Default is null.
     
     /// AddressSize - Size of addresses used in file.
     ///
     unsigned AddressSize;                 // Defaults to 4.
-
+    
     /// NeedsSet - True if target asm can't compute addresses on data
     /// directives.
     bool NeedsSet;                        // Defaults to false.
@@ -51,6 +60,10 @@ namespace llvm {
     /// which is needed to compute the size of an inline asm.
     unsigned MaxInstLength;               // Defaults to 4.
     
+    /// PCSymbol - The symbol used to represent the current PC.  Used in PC
+    /// relative expressions.
+    const char *PCSymbol;                 // Defaults to "$".
+
     /// SeparatorChar - This character, if specified, is used to separate
     /// instructions from each other when on the same line.  This is used to
     /// measure inline asm instructions.
@@ -69,6 +82,10 @@ namespace llvm {
     /// have names in the .o file.  This is often "." or "L".
     const char *PrivateGlobalPrefix;      // Defaults to "."
     
+    /// JumpTableSpecialLabelPrefix - If not null, a extra (dead) label is
+    /// emitted before jump tables with the specified prefix.
+    const char *JumpTableSpecialLabelPrefix;  // Default to null.
+    
     /// GlobalVarAddrPrefix/Suffix - If these are nonempty, these strings
     /// will enclose any GlobalVariable (that isn't a function)
     ///
@@ -89,7 +106,10 @@ namespace llvm {
     /// emit before and after an inline assembly statement.
     const char *InlineAsmStart;           // Defaults to "#APP\n"
     const char *InlineAsmEnd;             // Defaults to "#NO_APP\n"
-    
+
+    /// AssemblerDialect - Which dialect of an assembler variant to use.
+    unsigned AssemblerDialect;            // Defaults to 0
+
     //===--- Data Emission Directives -------------------------------------===//
 
     /// ZeroDirective - this should be set to the directive used to get some
@@ -128,7 +148,7 @@ namespace llvm {
     /// Otherwise, it emits ".align log2(N)", e.g. 3 to align to an 8 byte
     /// boundary.
     bool AlignmentIsInBytes;              // Defaults to true
-    
+
     //===--- Section Switching Directives ---------------------------------===//
     
     /// SwitchToSectionDirective - This is the directive used when we want to
@@ -186,6 +206,10 @@ namespace llvm {
     
     //===--- Global Variable Emission Directives --------------------------===//
     
+    /// GlobalDirective - This is the directive used to declare a global entity.
+    ///
+    const char *GlobalDirective;          // Defaults to NULL.
+    
     /// SetDirective - This is the name of a directive that can be used to tell
     /// the assembler to set the value of a variable to some expression.
     const char *SetDirective;             // Defaults to null.
@@ -234,6 +258,10 @@ namespace llvm {
     ///
     bool HasDotFile; // Defaults to false.
     
+    /// SupportsExceptionHandling - True if target supports exception handling.
+    ///
+    bool SupportsExceptionHandling; // Defaults to false.
+    
     /// RequiresFrameSection - true if the Dwarf2 output needs a frame section
     ///
     bool DwarfRequiresFrameSection; // Defaults to true.
@@ -281,6 +309,10 @@ namespace llvm {
     /// DwarfMacInfoSection - Section directive for Dwarf info.
     ///
     const char *DwarfMacInfoSection; // Defaults to ".debug_macinfo".
+    
+    /// DwarfEHFrameSection - Section directive for Exception frames.
+    ///
+    const char *DwarfEHFrameSection; // Defaults to ".eh_frame".
 
     //===--- CBE Asm Translation Table -----------------------------------===//
 
@@ -310,12 +342,24 @@ namespace llvm {
     const char *getDataSection() const {
       return DataSection;
     }
+    const char *getBSSSection() const {
+      return BSSSection;
+    }
+    const char *getZeroFillDirective() const {
+      return ZeroFillDirective;
+    }
     unsigned getAddressSize() const {
       return AddressSize;
     }
     bool needsSet() const {
       return NeedsSet;
     }
+    const char *getPCSymbol() const {
+      return PCSymbol;
+    }
+    char getSeparatorChar() const {
+      return SeparatorChar;
+    }
     const char *getCommentString() const {
       return CommentString;
     }
@@ -325,6 +369,9 @@ namespace llvm {
     const char *getPrivateGlobalPrefix() const {
       return PrivateGlobalPrefix;
     }
+    const char *getJumpTableSpecialLabelPrefix() const {
+      return JumpTableSpecialLabelPrefix;
+    }
     const char *getGlobalVarAddrPrefix() const {
       return GlobalVarAddrPrefix;
     }
@@ -343,6 +390,9 @@ namespace llvm {
     const char *getInlineAsmEnd() const {
       return InlineAsmEnd;
     }
+    unsigned getAssemblerDialect() const {
+      return AssemblerDialect;
+    }
     const char *getZeroDirective() const {
       return ZeroDirective;
     }
@@ -412,6 +462,9 @@ namespace llvm {
     const char *getSixteenByteConstantSection() const {
       return SixteenByteConstantSection;
     }
+    const char *getGlobalDirective() const {
+      return GlobalDirective;
+    }
     const char *getSetDirective() const {
       return SetDirective;
     }
@@ -445,6 +498,9 @@ namespace llvm {
     bool hasDotFile() const {
       return HasDotFile;
     }
+    bool getSupportsExceptionHandling() const {
+      return SupportsExceptionHandling;
+    }
     bool getDwarfRequiresFrameSection() const {
       return DwarfRequiresFrameSection;
     }
@@ -481,6 +537,9 @@ namespace llvm {
     const char *getDwarfMacInfoSection() const {
       return DwarfMacInfoSection;
     }
+    const char *getDwarfEHFrameSection() const {
+      return DwarfEHFrameSection;
+    }
     const char** getAsmCBE() const {
       return AsmTransCBE;
     }