add into docs

docs/driver.rst

@@ -54,6 +54,14 @@ Runs reference and CPU or GPU implementations and checks outputs for consistency
 
 Tolerance for RMS error (Default: 0.001)
 
+.. option::  --atol [double]
+
+Tolerance for elementwise absolute error (Default: 0.001)
+
+.. option::  --rtol [double]
+
+Tolerance for elementwise relative error (Default: 0.001)
+
 .. option::  -i, --per-instruction
 
 Verify each instruction

examples/migraphx/migraphx_driver/README.md

@@ -56,6 +56,8 @@ See below for a comprehensive list of commands and option arguments, as well as
 | --fp16                                   | Quantize for fp16                                                                              |
 | --int8                                   | Quantize for int8                                                                              |
 | --rms_tol                                | Tolerance for the RMS error                                                                    |
+| --atol                                   | Tolerance for elementwise absolute error                                                       |
+| --rtol                                   | Tolerance for elementwise relative error                                                       |
 | --per-instruction \| -i                  | Verify each instruction                                                                        |
 | --reduce \| -r                           | Reduce program and verify                                                                      |
 | --iterations \| -n                       | Number of iterations to run for perf report                                                    |