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authorDale Johannesen <dalej@apple.com>2008-04-08 00:10:24 +0000
committerDale Johannesen <dalej@apple.com>2008-04-08 00:10:24 +0000
commit4e1b79459fcf72216cdc42a59953e172c60e15ca (patch)
tree6d330b1c9b9699f92a180db1468821d536b70cc8 /lib/Target/TargetMachine.cpp
parent9b01cc0ede3bfef32ce46159670dedc3e9769a64 (diff)
Implement new llc flag -disable-required-unwind-tables.
Corresponds to -fno-unwind-tables (usually default in gcc). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49361 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/TargetMachine.cpp')
-rw-r--r--lib/Target/TargetMachine.cpp8
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/Target/TargetMachine.cpp b/lib/Target/TargetMachine.cpp
index e4f633f111..e6f080d328 100644
--- a/lib/Target/TargetMachine.cpp
+++ b/lib/Target/TargetMachine.cpp
@@ -31,6 +31,7 @@ namespace llvm {
bool UseSoftFloat;
bool NoZerosInBSS;
bool ExceptionHandling;
+ bool UnwindTablesOptional;
Reloc::Model RelocationModel;
CodeModel::Model CMModel;
bool PerformTailCallOpt;
@@ -80,9 +81,14 @@ namespace {
cl::init(false));
cl::opt<bool, true>
EnableExceptionHandling("enable-eh",
- cl::desc("Exception handling should be emitted."),
+ cl::desc("Emit DWARF exception handling (default if target supports)"),
cl::location(ExceptionHandling),
cl::init(false));
+ cl::opt<bool, true>
+ DisableUnwindTables("disable-required-unwind-tables",
+ cl::desc("Do not require unwinding info for all functions"),
+ cl::location(UnwindTablesOptional),
+ cl::init(false));
cl::opt<llvm::Reloc::Model, true>
DefRelocationModel(