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| author | Elliott Hughes <enh@google.com> | 2013-06-17 17:14:21 +0000 |
|---|---|---|
| committer | Gerrit Code Review <noreply-gerritcodereview@google.com> | 2013-06-17 17:14:22 +0000 |
| commit | ae2fb91351509897699a29ae54a3d120a90b62ec (patch) | |
| tree | d7cec80faef90634ec8c3eed45b573f3048f3948 /vm/compiler/codegen/arm/CodegenDriver.cpp | |
| parent | 2f0ce6ab114b1036b06c4bd425cd01cb509260bd (diff) | |
| parent | 20111d635e9210bdd105219eceb263607ec4d5c5 (diff) | |
| download | android_dalvik-ae2fb91351509897699a29ae54a3d120a90b62ec.tar.gz android_dalvik-ae2fb91351509897699a29ae54a3d120a90b62ec.tar.bz2 android_dalvik-ae2fb91351509897699a29ae54a3d120a90b62ec.zip | |
Merge "JIT: Use rsb and shift in easy multiply."
Diffstat (limited to 'vm/compiler/codegen/arm/CodegenDriver.cpp')
| -rw-r--r-- | vm/compiler/codegen/arm/CodegenDriver.cpp | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/vm/compiler/codegen/arm/CodegenDriver.cpp b/vm/compiler/codegen/arm/CodegenDriver.cpp index f8570c435..44a48f7d0 100644 --- a/vm/compiler/codegen/arm/CodegenDriver.cpp +++ b/vm/compiler/codegen/arm/CodegenDriver.cpp @@ -2257,10 +2257,7 @@ static bool handleEasyMultiply(CompilationUnit *cUnit, } else { // Reverse subtract: (src << (shift + 1)) - src. assert(powerOfTwoMinusOne); - // TODO: rsb dst, src, src lsl#lowestSetBit(lit + 1) - int tReg = dvmCompilerAllocTemp(cUnit); - opRegRegImm(cUnit, kOpLsl, tReg, rlSrc.lowReg, lowestSetBit(lit + 1)); - opRegRegReg(cUnit, kOpSub, rlResult.lowReg, tReg, rlSrc.lowReg); + genMultiplyByShiftAndReverseSubtract(cUnit, rlSrc, rlResult, lowestSetBit(lit + 1)); } storeValue(cUnit, rlDest, rlResult); return true; |