commit 65c62d4b9e8e7dfc6f361abcc33d5ba452b9e21e
author Logan Chien <loganchien@google.com> Tue Dec 27 18:14:18 2011 +0800
committer Shih-wei Liao <sliao@google.com> Thu Feb 16 22:09:50 2012 -0800
tree 5593c8f65988bcdaed1563ebe39de5354499d2a7
parent c3f7d96ac1a3f5fead4c0b994f3358e98214d6e9

Implement reverse substraction immediate instruction.

Change-Id: I912e6438abac19732ca8a2ed9571ba3f54aecb9e

src/compiler_llvm/method_compiler.cc

diff --git a/src/compiler_llvm/method_compiler.cc b/src/compiler_llvm/method_compiler.cc
index 0e5618f..734a381 100644
--- a/src/compiler_llvm/method_compiler.cc
+++ b/src/compiler_llvm/method_compiler.cc
@@ -1949,7 +1949,14 @@
 
 void MethodCompiler::EmitInsn_RSubImmediate(uint32_t dex_pc,
                                             Instruction const* insn) {
-  // UNIMPLEMENTED(WARNING);
+
+  Instruction::DecodedInstruction dec_insn(insn);
+
+  llvm::Value* src_value = EmitLoadDalvikReg(dec_insn.vB_, kInt, kAccurate);
+  llvm::Value* imm_value = irb_.getInt32(dec_insn.vC_);
+  llvm::Value* result_value = irb_.CreateSub(imm_value, src_value);
+  EmitStoreDalvikReg(dec_insn.vA_, kInt, kAccurate, result_value);
+
   irb_.CreateBr(GetNextBasicBlock(dex_pc));
 }