add missing instructions for aws script

Author: jaja360

scripts/README.md

@@ -12,8 +12,28 @@ cmake -B build
 Process the raw output:
 
 ```
- ./scripts/latex_table.py myresults.txt
+./scripts/latex_table.py myresults.txt
 ```
 
-This will print out to std out the table. The numbers are already rounded to two significant digits,
-ready to be included in a scientific manuscript.
+This will print to stdout the table.
+The numbers are already rounded to two significant digits, ready to be included in a scientific manuscript.
+
+It is also possible to create multiple LaTeX tables at once with:
+
+```
+./scripts/generate_multiple_tables.py <compiler_name>`
+```
+
+## Running tests on Amazon AWS
+
+It is possible to generate tests on Amazon AWS:
+
+```
+./scripts/aws_tests.py
+```
+
+This script will create new EC2 instances, run
+`./scripts/generate_multiple_tables.py` script on both g++ and clang++ builds,
+save each output to a separate folder, and then terminate the instance.
+
+Prerequisites and some user configurable variables are in the script itself.