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authordim <dim@FreeBSD.org>2012-08-15 19:34:23 +0000
committerdim <dim@FreeBSD.org>2012-08-15 19:34:23 +0000
commit721c201bd55ffb73cb2ba8d39e0570fa38c44e15 (patch)
treeeacfc83d988e4b9d11114387ae7dc41243f2a363 /include/llvm/CodeGen/MachineJumpTableInfo.h
parent2b2816e083a455f7a656ae88b0fd059d1688bb36 (diff)
downloadFreeBSD-src-721c201bd55ffb73cb2ba8d39e0570fa38c44e15.zip
FreeBSD-src-721c201bd55ffb73cb2ba8d39e0570fa38c44e15.tar.gz
Vendor import of llvm trunk r161861:
http://llvm.org/svn/llvm-project/llvm/trunk@161861
Diffstat (limited to 'include/llvm/CodeGen/MachineJumpTableInfo.h')
-rw-r--r--include/llvm/CodeGen/MachineJumpTableInfo.h20
1 files changed, 10 insertions, 10 deletions
diff --git a/include/llvm/CodeGen/MachineJumpTableInfo.h b/include/llvm/CodeGen/MachineJumpTableInfo.h
index 6bd6682..f7c4e86 100644
--- a/include/llvm/CodeGen/MachineJumpTableInfo.h
+++ b/include/llvm/CodeGen/MachineJumpTableInfo.h
@@ -10,9 +10,9 @@
// The MachineJumpTableInfo class keeps track of jump tables referenced by
// lowered switch instructions in the MachineFunction.
//
-// Instructions reference the address of these jump tables through the use of
-// MO_JumpTableIndex values. When emitting assembly or machine code, these
-// virtual address references are converted to refer to the address of the
+// Instructions reference the address of these jump tables through the use of
+// MO_JumpTableIndex values. When emitting assembly or machine code, these
+// virtual address references are converted to refer to the address of the
// function jump tables.
//
//===----------------------------------------------------------------------===//
@@ -34,11 +34,11 @@ class raw_ostream;
struct MachineJumpTableEntry {
/// MBBs - The vector of basic blocks from which to create the jump table.
std::vector<MachineBasicBlock*> MBBs;
-
+
explicit MachineJumpTableEntry(const std::vector<MachineBasicBlock*> &M)
: MBBs(M) {}
};
-
+
class MachineJumpTableInfo {
public:
/// JTEntryKind - This enum indicates how each entry of the jump table is
@@ -57,7 +57,7 @@ public:
/// with a relocation as gp-relative, e.g.:
/// .gprel32 LBB123
EK_GPRel32BlockAddress,
-
+
/// EK_LabelDifference32 - Each entry is the address of the block minus
/// the address of the jump table. This is used for PIC jump tables where
/// gprel32 is not supported. e.g.:
@@ -80,18 +80,18 @@ private:
std::vector<MachineJumpTableEntry> JumpTables;
public:
explicit MachineJumpTableInfo(JTEntryKind Kind): EntryKind(Kind) {}
-
+
JTEntryKind getEntryKind() const { return EntryKind; }
/// getEntrySize - Return the size of each entry in the jump table.
unsigned getEntrySize(const TargetData &TD) const;
/// getEntryAlignment - Return the alignment of each entry in the jump table.
unsigned getEntryAlignment(const TargetData &TD) const;
-
+
/// createJumpTableIndex - Create a new jump table.
///
unsigned createJumpTableIndex(const std::vector<MachineBasicBlock*> &DestBBs);
-
+
/// isEmpty - Return true if there are no jump tables.
///
bool isEmpty() const { return JumpTables.empty(); }
@@ -105,7 +105,7 @@ public:
void RemoveJumpTable(unsigned Idx) {
JumpTables[Idx].MBBs.clear();
}
-
+
/// ReplaceMBBInJumpTables - If Old is the target of any jump tables, update
/// the jump tables to branch to New instead.
bool ReplaceMBBInJumpTables(MachineBasicBlock *Old, MachineBasicBlock *New);
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