Rename files in fp_quantize op from quantize.* to fp_quantize.* (#5577)

Fixes #5535.

Todo: need to test.

csrc/fp_quantizer/fp_quantize.cpp

@@ -3,7 +3,7 @@
 
 // DeepSpeed Team
 
-#include "quantize.h"
+#include "fp_quantize.h"
 
 #include <c10/cuda/CUDAStream.h>
 #include <torch/extension.h>

csrc/fp_quantizer/fp_quantize.cu

@@ -5,8 +5,8 @@
 
 #include <stdexcept>
 #include "context.h"
+#include "fp_quantize.h"
 #include "memory_access_utils.h"
-#include "quantize.h"
 #include "reduction_utils.h"
 
 #include <cuda.h>

op_builder/fp_quantizer.py

@@ -52,8 +52,8 @@ class FPQuantizerBuilder(CUDAOpBuilder):
 
     def sources(self):
         return [
-            "csrc/fp_quantizer/quantize.cu",
-            "csrc/fp_quantizer/quantize.cpp",
+            "csrc/fp_quantizer/fp_quantize.cu",
+            "csrc/fp_quantizer/fp_quantize.cpp",
         ]
 
     def extra_ldflags(self):