LGTM, pushed, thanks.
On Wed, Sep 18, 2013 at 03:01:44PM +0800, Yang Rong wrote:
>
> Signed-off-by: Yang Rong <rong.r.y...@intel.com>
> ---
> backend/src/llvm/llvm_gen_backend.cpp | 19 +++++++++++++++++--
> 1 file changed, 17 insertions(+), 2 deletions(-)
>
> diff --git a/backend/src/llvm/llvm_gen_backend.cpp
> b/backend/src/llvm/llvm_gen_backend.cpp
> index f1d63c5..5284ce5 100644
> --- a/backend/src/llvm/llvm_gen_backend.cpp
> +++ b/backend/src/llvm/llvm_gen_backend.cpp
> @@ -2480,7 +2480,13 @@ namespace gbe
> // Build the tuple data in the vector
> vector<ir::Register> tupleData; // put registers here
> for (uint32_t elemID = 0; elemID < elemNum; ++elemID) {
> - const ir::Register reg = this->getRegister(llvmValues, elemID);
> + ir::Register reg;
> + if(regTranslator.isUndefConst(llvmValues, elemID)) {
> + Value *v = Constant::getNullValue(elemType);
> + reg = this->getRegister(v);
> + } else
> + reg = this->getRegister(llvmValues, elemID);
> +
> tupleData.push_back(reg);
> }
> const ir::Tuple tuple = ctx.arrayTuple(&tupleData[0], elemNum);
> @@ -2500,7 +2506,13 @@ namespace gbe
> // Build the tuple data in the vector
> vector<ir::Register> tupleData; // put registers here
> for (uint32_t elemID = 0; elemID < 4; ++elemID) {
> - const ir::Register reg = this->getRegister(llvmValues,
> 4*msg+elemID);
> + ir::Register reg;
> + if(regTranslator.isUndefConst(llvmValues, elemID)) {
> + Value *v = Constant::getNullValue(elemType);
> + reg = this->getRegister(v);
> + } else
> + reg = this->getRegister(llvmValues, 4*msg+elemID);
> +
> tupleData.push_back(reg);
> }
> const ir::Tuple tuple = ctx.arrayTuple(&tupleData[0], 4);
> @@ -2535,6 +2547,9 @@ namespace gbe
> }
> } else {
> for (uint32_t elemID = 0; elemID < elemNum; elemID++) {
> + if(regTranslator.isUndefConst(llvmValues, elemID))
> + continue;
> +
> const ir::Register reg = this->getRegister(llvmValues, elemID);
> ir::Register addr;
> if (elemID == 0)
> --
> 1.8.1.2
>
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