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-rw-r--r--include/llvm/Target/TargetLowering.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/llvm/Target/TargetLowering.h b/include/llvm/Target/TargetLowering.h
index c1043aad37..a78ef58b88 100644
--- a/include/llvm/Target/TargetLowering.h
+++ b/include/llvm/Target/TargetLowering.h
@@ -724,6 +724,12 @@ public:
return SupportJumpTables;
}
+ /// getMinimumJumpTableEntries - return integer threshold on number of
+ /// blocks to use jump tables rather than if sequence.
+ int getMinimumJumpTableEntries() const {
+ return MinimumJumpTableEntries;
+ }
+
/// getStackPointerRegisterToSaveRestore - If a physical register, this
/// specifies the register that llvm.savestack/llvm.restorestack should save
/// and restore.
@@ -1044,6 +1050,12 @@ protected:
SupportJumpTables = Val;
}
+ /// setMinimumJumpTableEntries - Indicate the number of blocks to generate
+ /// jump tables rather than if sequence.
+ void setMinimumJumpTableEntries(int Val) {
+ MinimumJumpTableEntries = Val;
+ }
+
/// setStackPointerRegisterToSaveRestore - If set to a physical register, this
/// specifies the register that llvm.savestack/llvm.restorestack should save
/// and restore.
@@ -1838,6 +1850,9 @@ private:
/// If it's not true, then each jumptable must be lowered into if-then-else's.
bool SupportJumpTables;
+ /// MinimumJumpTableEntries - Number of blocks threshold to use jump tables.
+ int MinimumJumpTableEntries;
+
/// BooleanContents - Information about the contents of the high-bits in
/// boolean values held in a type wider than i1. See getBooleanContents.
BooleanContent BooleanContents;