fix jit on mac

test=develop

paddle/fluid/operators/math/CMakeLists.txt

@@ -75,7 +75,12 @@ if(WITH_GPU)
 endif()
 cc_test(concat_test SRCS concat_test.cc DEPS concat_and_split)
 cc_test(cpu_vec_test SRCS cpu_vec_test.cc DEPS blas cpu_info)
-cc_library(jit_kernel 
-    SRCS jit_kernel.cc jit_gen.cc jit_code.cc jit_kernel_blas.cc jit_kernel_exp.cc jit_kernel_rnn.cc jit_kernel_crf_decode.cc
-    DEPS cpu_info cblas gflags enforce)
+
+set(JIT_KERNEL_SRCS jit_kernel.cc jit_kernel_blas.cc jit_kernel_exp.cc jit_kernel_rnn.cc jit_kernel_crf_decode.cc)
+set(JIT_KERNEL_DEPS cpu_info cblas gflags enforce)
+if(WITH_XBYAK)
+    list(APPEND JIT_KERNEL_SRCS jit_gen.cc jit_code.cc)
+    list(APPEND JIT_KERNEL_DEPS xbyak)
+endif()
+cc_library(jit_kernel SRCS ${JIT_KERNEL_SRCS} DEPS ${JIT_KERNEL_DEPS})
 cc_test(jit_kernel_test SRCS jit_kernel_test.cc DEPS jit_kernel)

paddle/fluid/operators/math/jit_kernel_blas.cc

@@ -14,10 +14,13 @@ limitations under the License. */
 
 #include "paddle/fluid/operators/math/jit_kernel.h"
 #include <string>
-#include "paddle/fluid/operators/math/jit_code.h"
 #include "paddle/fluid/operators/math/jit_kernel_macro.h"
 #include "paddle/fluid/platform/enforce.h"
 
+#ifdef PADDLE_WITH_XBYAK
+#include "paddle/fluid/operators/math/jit_code.h"
+#endif
+
 #ifdef PADDLE_WITH_MKLML
 #include "paddle/fluid/platform/dynload/mklml.h"
 #endif
@@ -64,6 +67,7 @@ class VMulKernelImpl : public VMulKernel<T> {
   static inline bool useMKL(int d) { return false; }
 
   explicit VMulKernelImpl(int d) : VMulKernel<T>() {
+#ifdef PADDLE_WITH_XBYAK
     if (useJIT(d)) {
       // roughly estimate the size of code
       size_t sz = 96 + d / AVX_FLOAT_BLOCK * 4 * 8;
@@ -72,6 +76,7 @@ class VMulKernelImpl : public VMulKernel<T> {
           jitcode_->getCode<void (*)(const T*, const T*, T*, int)>();
       return;
     }
+#endif
 #ifdef PADDLE_WITH_MKLML
     if (useMKL(d)) {
       this->Compute = VMulMKL<T>;
@@ -81,15 +86,21 @@ class VMulKernelImpl : public VMulKernel<T> {
     this->Compute = VMulRefer<T>;
   }
 
+#ifdef PADDLE_WITH_XBYAK
+
  private:
   std::unique_ptr<gen::VMulJitCode> jitcode_{nullptr};
+#endif
 };
 
+#ifdef PADDLE_WITH_XBYAK
 template <>
 bool VMulKernelImpl<float>::useJIT(int d) {
   return gen::VMulJitCode::init(d);
 }
+#endif
 
+#ifdef PADDLE_WITH_MKLML
 template <>
 bool VMulKernelImpl<float>::useMKL(int d) {
   return jit::MayIUse(jit::avx512f) && d > 512;
@@ -99,6 +110,7 @@ template <>
 bool VMulKernelImpl<double>::useMKL(int d) {
   return true;
 }
+#endif
 
 REGISTER_JITKERNEL(vmul, VMulKernel);