simx refactoring, fixed simple.hex, compatibility with rtlsim and vlsim complete, added to regression suite

ci/regression.sh

@@ -8,6 +8,7 @@ set -e
 ./ci/test_riscv_isa.sh  
 ./ci/test_opencl.sh
 ./ci/test_driver.sh  
+./ci/test_simx.sh
 
 # Build tests disabling extensions
 CONFIGS=-DEXT_M_DISABLE make -C hw/simulate

ci/test_riscv.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+
+# exit when any command fails
+set -e
+
+make -C simx run