diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/main/scala/firrtl/Emitter.scala | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/main/scala/firrtl/Emitter.scala b/src/main/scala/firrtl/Emitter.scala index c7bf45a2..04552de4 100644 --- a/src/main/scala/firrtl/Emitter.scala +++ b/src/main/scala/firrtl/Emitter.scala @@ -362,8 +362,21 @@ object VerilogEmitter extends Emitter { Seq("$fdisplay(32'h80000002,\"",ret,"\");$finish;") } def printf (str:String,args:Seq[Expression]) : Seq[Any] = { + def emitArg(exp: Expression): String = { + exp match { + case v: UIntValue => s"${v.width match { + case w: IntWidth => w.width.toString + }}'H${v.value.toString(16)}" + case v: SIntValue => s"${v.width match { + case w: IntWidth => w.width.toString + }}'sH${v.value.toString(16)}" + case r: Ref => r.name + case r: WRef => r.name + case _ => error("Unexpected expression in printf: " + exp.serialize) + } + } val q = '"'.toString - val strx = (Seq(q + escape(str) + q) ++ args.map(x => escape(x.serialize()))).reduce(_ + "," + _) + val strx = (Seq(q + escape(str) + q) ++ args.map(x => emitArg(x))).reduce(_ + "," + _) Seq("$fwrite(32'h80000002,",strx,");") } def delay (e:Expression, n:Int, clk:Expression) : Expression = { |