From 1ec66a334bb7a161b2f2cd75aeee0597eecdcf13 Mon Sep 17 00:00:00 2001
From: gaoyuan <yuan.gao@noplz.name>
Date: Sat, 18 Mar 2017 15:49:08 +0800
Subject: [PATCH] change resizeOrCreate to create

---
 paddle/gserver/layers/CostLayer.cpp | 34 ++++++++++++-----------------
 1 file changed, 14 insertions(+), 20 deletions(-)

diff --git a/paddle/gserver/layers/CostLayer.cpp b/paddle/gserver/layers/CostLayer.cpp
index e2a4153bad7..4ae5b828707 100644
--- a/paddle/gserver/layers/CostLayer.cpp
+++ b/paddle/gserver/layers/CostLayer.cpp
@@ -206,17 +206,14 @@ bool SmoothL1CostLayer::init(const LayerMap& layerMap,
 void SmoothL1CostLayer::forwardImp(Matrix& output,
                                    Argument& label,
                                    Matrix& target) {
-  MatrixPtr targetCpu, labelCpu, outputCpu;
+  MatrixPtr targetCpu, outputCpu, labelCpu;
   if (useGpu_) {
-    Matrix::resizeOrCreate(
-        targetCpu, target.getHeight(), target.getWidth(), false, false);
-    Matrix::resizeOrCreate(
-        outputCpu, output.getHeight(), output.getWidth(), false, false);
-    Matrix::resizeOrCreate(labelCpu,
-                           label.value->getHeight(),
-                           label.value->getWidth(),
-                           false,
-                           false);
+    targetCpu =
+        Matrix::create(target.getHeight(), target.getWidth(), false, false);
+    outputCpu =
+        Matrix::create(output.getHeight(), output.getWidth(), false, false);
+    labelCpu = Matrix::create(
+        label.value->getHeight(), label.value->getWidth(), false, false);
     targetCpu->copyFrom(target);
     outputCpu->copyFrom(output);
     labelCpu->copyFrom(*label.value);
@@ -230,17 +227,14 @@ void SmoothL1CostLayer::forwardImp(Matrix& output,
 void SmoothL1CostLayer::backwardImp(Matrix& output,
                                     Argument& label,
                                     Matrix& outputG) {
-  MatrixPtr outputGCpu, labelCpu, outputCpu;
+  MatrixPtr outputGCpu, outputCpu, labelCpu;
   if (useGpu_) {
-    Matrix::resizeOrCreate(
-        outputGCpu, outputG.getHeight(), outputG.getWidth(), false, false);
-    Matrix::resizeOrCreate(
-        outputCpu, output.getHeight(), output.getWidth(), false, false);
-    Matrix::resizeOrCreate(labelCpu,
-                           label.value->getHeight(),
-                           label.value->getWidth(),
-                           false,
-                           false);
+    outputGCpu =
+        Matrix::create(outputG.getHeight(), outputG.getWidth(), false, false);
+    outputCpu =
+        Matrix::create(output.getHeight(), output.getWidth(), false, false);
+    labelCpu = Matrix::create(
+        label.value->getHeight(), label.value->getWidth(), false, false);
     outputGCpu->copyFrom(outputG);
     outputCpu->copyFrom(output);
     labelCpu->copyFrom(*label.value);
-- 
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