From a2eebf2f01891f19aca7fd1e5ec414efab80cb33 Mon Sep 17 00:00:00 2001
From: tensor-tang <tangjian03@baidu.com>
Date: Sun, 30 Sep 2018 18:03:32 +0800
Subject: [PATCH] bugfix: fusion lstm and gru batch,seq  mode switch

test=develop
---
 paddle/fluid/operators/fusion_gru_op.cc  | 5 +++--
 paddle/fluid/operators/fusion_lstm_op.cc | 3 ++-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/paddle/fluid/operators/fusion_gru_op.cc b/paddle/fluid/operators/fusion_gru_op.cc
index 31e87d91131..a04c1c1263f 100644
--- a/paddle/fluid/operators/fusion_gru_op.cc
+++ b/paddle/fluid/operators/fusion_gru_op.cc
@@ -290,12 +290,13 @@ class FusionGRUKernel : public framework::OpKernel<T> {
   void BatchCompute(const framework::ExecutionContext& ctx) const {
     using DeviceContext = paddle::platform::CPUDeviceContext;
     auto* x = ctx.Input<LoDTensor>("X");
+    INIT_BASE_INPUT_OUTPUT
+    INIT_BASE_SIZES
     if (x->lod()[0].size() == 2) {
+      xx->Resize({total_T, D3});
       SeqCompute(ctx);
       return;
     }
-    INIT_BASE_INPUT_OUTPUT
-    INIT_BASE_SIZES
     INIT_VEC_FUNC
 
     auto* reordered_h0 = ctx.Output<Tensor>("ReorderedH0");
diff --git a/paddle/fluid/operators/fusion_lstm_op.cc b/paddle/fluid/operators/fusion_lstm_op.cc
index 8ca79d20ec4..a20a5880dc3 100644
--- a/paddle/fluid/operators/fusion_lstm_op.cc
+++ b/paddle/fluid/operators/fusion_lstm_op.cc
@@ -424,11 +424,12 @@ class FuisonLSTMKernel : public framework::OpKernel<T> {
   void BatchCompute(const framework::ExecutionContext& ctx) const {
     using DeviceContext = platform::CPUDeviceContext;
     INIT_BASE_INPUT_OUTPUT
+    INIT_BASE_SIZES
     if (x->lod()[0].size() == 2) {
+      xx->Resize({x_dims[0], D4});
       SeqCompute(ctx);
       return;
     }
-    INIT_BASE_SIZES
     INIT_VEC_FUNC
     INIT_BASE_INPUT_DATAS
 
-- 
GitLab