Simplify branch offset mux
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@ -184,7 +184,7 @@ class Datapath(implicit conf: RocketConfiguration) extends Module
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e(0)))
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}
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val ex_br_base = Mux(io.ctrl.ex_jalr, ex_rs1, ex_reg_pc)
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val ex_br_offset = Mux(io.ctrl.ex_predicted_taken && !io.ctrl.ex_jalr, SInt(4), ex_imm)
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val ex_br_offset = Mux(io.ctrl.ex_predicted_taken && !io.ctrl.ex_jalr, SInt(4), ex_imm(19,0).toSInt)
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val ex_br64 = ex_br_base + ex_br_offset
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val ex_br_msb = Mux(io.ctrl.ex_jalr, vaSign(ex_rs1, ex_br64), vaSign(ex_reg_pc, ex_br64))
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val ex_br_addr = Cat(ex_br_msb, ex_br64(VADDR_BITS-1,0))
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