From 978a933b6af8863200096bd3a56780e3378e4848 Mon Sep 17 00:00:00 2001
From: Clifford Wolf <clifford@clifford.at>
Date: Thu, 14 Aug 2014 23:14:47 +0200
Subject: Added RTLIL::SigSpec::to_sigbit_map()

---
 kernel/rtlil.cc | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'kernel/rtlil.cc')

diff --git a/kernel/rtlil.cc b/kernel/rtlil.cc
index 297537f00..f4f32f600 100644
--- a/kernel/rtlil.cc
+++ b/kernel/rtlil.cc
@@ -2687,6 +2687,22 @@ std::vector<RTLIL::SigBit> RTLIL::SigSpec::to_sigbit_vector() const
 	return bits_;
 }
 
+std::map<RTLIL::SigBit, RTLIL::SigBit> RTLIL::SigSpec::to_sigbit_map(const RTLIL::SigSpec &other) const
+{
+	cover("kernel.rtlil.sigspec.to_sigbit_map");
+
+	unpack();
+	other.unpack();
+
+	log_assert(width_ == other.width_);
+
+	std::map<RTLIL::SigBit, RTLIL::SigBit> new_map;
+	for (int i = 0; i < width_; i++)
+		new_map[bits_[i]] = other.bits_[i];
+
+	return new_map;
+}
+
 RTLIL::SigBit RTLIL::SigSpec::to_single_sigbit() const
 {
 	cover("kernel.rtlil.sigspec.to_single_sigbit");
-- 
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