commit 927744f18fc933df009d5af259422db51d116e26
author Logan Chien <loganchien@google.com> Tue Dec 27 18:11:52 2011 +0800
committer Shih-wei Liao <sliao@google.com> Thu Feb 16 21:47:33 2012 -0800
tree 1f2a9f27f6def09b58a060bf49b489cbf9db1935
parent c56ded9cb9ff1b94fae58c4017014c8d358719bd

Implement floating-point truncation.

Change-Id: Id14a447fc4c3ce78126f0cba8f63273124938b13

src/compiler_llvm/method_compiler.cc

diff --git a/src/compiler_llvm/method_compiler.cc b/src/compiler_llvm/method_compiler.cc
index bc47a8d..37da618 100644
--- a/src/compiler_llvm/method_compiler.cc
+++ b/src/compiler_llvm/method_compiler.cc
@@ -1823,7 +1823,13 @@
 
 void MethodCompiler::EmitInsn_FTrunc(uint32_t dex_pc,
                                      Instruction const* insn) {
-  // UNIMPLEMENTED(WARNING);
+
+  Instruction::DecodedInstruction dec_insn(insn);
+
+  llvm::Value* src_value = EmitLoadDalvikReg(dec_insn.vB_, kDouble, kAccurate);
+  llvm::Value* result_value = irb_.CreateFPTrunc(src_value, irb_.getJFloatTy());
+  EmitStoreDalvikReg(dec_insn.vA_, kFloat, kAccurate, result_value);
+
   irb_.CreateBr(GetNextBasicBlock(dex_pc));
 }