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authorChris Lattner <sabre@nondot.org>2006-10-17 22:41:45 +0000
committerChris Lattner <sabre@nondot.org>2006-10-17 22:41:45 +0000
commitae1dc403274d3a64bcee31f15e2d25e4b7178811 (patch)
tree860399ca4d1a1c66586e537a403dc4e7718771a1 /lib/Target/X86/X86InstrInfo.cpp
parent72dc5852684bd56af68b3f344b295d9ff5c3a13f (diff)
expose DWARF_LABEL opcode# so the branch folder can update debug info properly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31024 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86InstrInfo.cpp')
-rw-r--r--lib/Target/X86/X86InstrInfo.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp
index 939b8691c4..65321616bf 100644
--- a/lib/Target/X86/X86InstrInfo.cpp
+++ b/lib/Target/X86/X86InstrInfo.cpp
@@ -25,6 +25,13 @@ X86InstrInfo::X86InstrInfo(X86TargetMachine &tm)
TM(tm), RI(tm, *this) {
}
+/// getDWARF_LABELOpcode - Return the opcode of the target's DWARF_LABEL
+/// instruction if it has one. This is used by codegen passes that update
+/// DWARF line number info as they modify the code.
+unsigned X86InstrInfo::getDWARF_LABELOpcode() const {
+ return X86::DWARF_LABEL;
+}
+
bool X86InstrInfo::isMoveInstr(const MachineInstr& MI,
unsigned& sourceReg,