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authorpascal <pascal@openbsd.org>2016-09-03 22:46:54 +0000
committerpascal <pascal@openbsd.org>2016-09-03 22:46:54 +0000
commitb5500b9ca0102f1ccaf32f0e77e96d0739aded9b (patch)
treee1b7ebb5a0231f9e6d8d3f6f719582cebd64dc98 /gnu/llvm/lib/MC/MCInstrAnalysis.cpp
parentclarify purpose of src/gnu/ directory. (diff)
downloadwireguard-openbsd-b5500b9ca0102f1ccaf32f0e77e96d0739aded9b.tar.xz
wireguard-openbsd-b5500b9ca0102f1ccaf32f0e77e96d0739aded9b.zip
Use the space freed up by sparc and zaurus to import LLVM.
ok hackroom@
Diffstat (limited to 'gnu/llvm/lib/MC/MCInstrAnalysis.cpp')
-rw-r--r--gnu/llvm/lib/MC/MCInstrAnalysis.cpp22
1 files changed, 22 insertions, 0 deletions
diff --git a/gnu/llvm/lib/MC/MCInstrAnalysis.cpp b/gnu/llvm/lib/MC/MCInstrAnalysis.cpp
new file mode 100644
index 00000000000..2d8336d77ac
--- /dev/null
+++ b/gnu/llvm/lib/MC/MCInstrAnalysis.cpp
@@ -0,0 +1,22 @@
+//===-- MCInstrAnalysis.cpp - InstrDesc target hooks ------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/MC/MCInstrAnalysis.h"
+using namespace llvm;
+
+bool MCInstrAnalysis::evaluateBranch(const MCInst &Inst, uint64_t Addr,
+ uint64_t Size, uint64_t &Target) const {
+ if (Inst.getNumOperands() == 0 ||
+ Info->get(Inst.getOpcode()).OpInfo[0].OperandType != MCOI::OPERAND_PCREL)
+ return false;
+
+ int64_t Imm = Inst.getOperand(0).getImm();
+ Target = Addr+Size+Imm;
+ return true;
+}