WOQ: fix illegal instruction error on BDW machines (#2190) (#2198)

Author: Xia-Weiwen

csrc/cpu/jit/cpu/kernels/OpContext.cpp

@@ -374,7 +374,7 @@ c10::intrusive_ptr<WoqLinearOpContext> IpexWoqLinearOpContext::create_context(
     if (qtype == c10::kPerTensorAffine) {
       weight_scales_float[0] = weight.q_scale();
     } else if (qtype == c10::kPerChannelAffine) {
-      weight_scales_float.resize(N, 0.0);
+      weight_scales_float.resize(N);
       for (const auto i : c10::irange(N)) {
         weight_scales_float[i] = weight.q_per_channel_scales()[i].item<float>();
       }
@@ -393,7 +393,7 @@ c10::intrusive_ptr<WoqLinearOpContext> IpexWoqLinearOpContext::create_context(
     if (qtype == c10::kPerTensorAffine) {
       weight_zero_points_int32[0] = weight.q_zero_point();
     } else if (qtype == c10::kPerChannelAffine) {
-      weight_zero_points_int32.resize(N, 0);
+      weight_zero_points_int32.resize(N);
       for (const auto i : c10::irange(N)) {
         weight_zero_points_int32[i] =
             weight.q_per_channel_zero_points()[i].item<int32_t>();
@@ -412,7 +412,7 @@ c10::intrusive_ptr<WoqLinearOpContext> IpexWoqLinearOpContext::create_context(
     if (qtype == c10::kPerTensorAffine) {
       weight_zero_points_float[0] = (float)weight.q_zero_point();
     } else if (qtype == c10::kPerChannelAffine) {
-      weight_zero_points_float.resize(N, 0);
+      weight_zero_points_float.resize(N);
       for (const auto i : c10::irange(N)) {
         weight_zero_points_float[i] =
             (float)weight.q_per_channel_zero_points()[i].item<int32_t>();
@@ -440,7 +440,7 @@ c10::intrusive_ptr<WoqLinearOpContext> IpexWoqLinearOpContext::create_context(
     // extract scales from weight
     std::vector<float> weight_scales_float(1, 0.0);
     if (qtype == c10::kPerChannelAffineFloatQParams) {
-      weight_scales_float.resize(N, 0.0);
+      weight_scales_float.resize(N);
       for (const auto i : c10::irange(N)) {
         weight_scales_float[i] = weight.q_per_channel_scales()[i].item<float>();
       }
@@ -457,7 +457,7 @@ c10::intrusive_ptr<WoqLinearOpContext> IpexWoqLinearOpContext::create_context(
     // extract zero_points from weight
     std::vector<float> weight_zero_points_float(1, 0);
     if (qtype == c10::kPerChannelAffineFloatQParams) {
-      weight_zero_points_float.resize(N, 0);
+      weight_zero_points_float.resize(N);
       for (const auto i : c10::irange(N)) {
         weight_zero_points_float[i] =
             weight.q_per_channel_zero_points()[i].item<float>();