[dv] Add macro DV_GET_ENUM_PLUSARG
This macro converts a string input from plusarg to an enum variable
Signed-off-by: Weicai Yang <weicai@google.com>
diff --git a/hw/dv/sv/dv_utils/dv_macros.svh b/hw/dv/sv/dv_utils/dv_macros.svh
index ccd513b..9ba6782 100644
--- a/hw/dv/sv/dv_utils/dv_macros.svh
+++ b/hw/dv/sv/dv_utils/dv_macros.svh
@@ -409,6 +409,24 @@
end
`endif
+// This macro converts a string input from plusarg to an enum variable
+// ENUM_: the name of enum type
+// PLUSARG_: the name of the plusargs, which is also the name of the enum variable
+// CHECK_EXIST_: set to 1, `$value$plusargs()` should return true
+`ifndef DV_GET_ENUM_PLUSARG
+`define DV_GET_ENUM_PLUSARG(ENUM_, PLUSARG_, CHECK_EXIST_ = 0, ID_ = `gfn) \
+ begin \
+ string str; \
+ if ($value$plusargs("``PLUSARG_``=%0s", str)) begin \
+ if (!uvm_enum_wrapper#(ENUM_)::from_name(str, PLUSARG_)) begin \
+ `uvm_fatal(ID_, $sformatf("Cannot find %s from enum ``ENUM_``", PLUSARG_.name)) \
+ end \
+ end else if (CHECK_EXIST_) begin \
+ `uvm_fatal(ID_, "Can't find plusargs ``PLUSARG_``") \
+ end \
+ end
+`endif
+
// Enable / disable assertions at a module hierarchy identified by LABEL_.
//
// This goes in conjunction with `DV_ASSERT_CTRL() macro above, but is invoked in the entity that is
