From 6d8327ea96621b2d03aceee63df4fcdeea73e13a Mon Sep 17 00:00:00 2001
From: Samuel Dionne-Riel <samuel@dionne-riel.com>
Date: Mon, 9 Nov 2020 15:06:44 -0500
Subject: Initial support for OpenRISC 1000 (or1k)

---
 lib/systems/doubles.nix  | 2 ++
 lib/systems/examples.nix | 6 ++++++
 lib/systems/inspect.nix  | 1 +
 lib/systems/parse.nix    | 2 ++
 4 files changed, 11 insertions(+)

(limited to 'lib')

diff --git a/lib/systems/doubles.nix b/lib/systems/doubles.nix
index 517a7296afd2..5cd203efc4a5 100644
--- a/lib/systems/doubles.nix
+++ b/lib/systems/doubles.nix
@@ -35,6 +35,7 @@ let
     "msp430-none"
     "riscv64-none" "riscv32-none"
     "vc4-none"
+    "or1k-none"
 
     "js-ghcjs"
 
@@ -58,6 +59,7 @@ in {
   mips          = filterDoubles predicates.isMips;
   riscv         = filterDoubles predicates.isRiscV;
   vc4           = filterDoubles predicates.isVc4;
+  or1k          = filterDoubles predicates.isOr1k;
   js            = filterDoubles predicates.isJavaScript;
 
   bigEndian     = filterDoubles predicates.isBigEndian;
diff --git a/lib/systems/examples.nix b/lib/systems/examples.nix
index 87c05a0b0524..9a813b14cc20 100644
--- a/lib/systems/examples.nix
+++ b/lib/systems/examples.nix
@@ -124,6 +124,12 @@ rec {
     platform = {};
   };
 
+  or1k = {
+    config = "or1k-elf";
+    libc = "newlib";
+    platform = {};
+  };
+
   arm-embedded = {
     config = "arm-none-eabi";
     libc = "newlib";
diff --git a/lib/systems/inspect.nix b/lib/systems/inspect.nix
index 8fa630572509..ac483941dd2e 100644
--- a/lib/systems/inspect.nix
+++ b/lib/systems/inspect.nix
@@ -24,6 +24,7 @@ rec {
     isVc4          = { cpu = { family = "vc4"; }; };
     isAvr          = { cpu = { family = "avr"; }; };
     isAlpha        = { cpu = { family = "alpha"; }; };
+    isOr1k         = { cpu = { family = "or1k"; }; };
     isJavaScript   = { cpu = cpuTypes.js; };
 
     is32bit        = { cpu = { bits = 32; }; };
diff --git a/lib/systems/parse.nix b/lib/systems/parse.nix
index 6bd44a007466..eadeb38c7237 100644
--- a/lib/systems/parse.nix
+++ b/lib/systems/parse.nix
@@ -114,6 +114,8 @@ rec {
 
     vc4      = { bits = 32; significantByte = littleEndian; family = "vc4"; };
 
+    or1k     = { bits = 32; significantByte = bigEndian; family = "or1k"; };
+
     js       = { bits = 32; significantByte = littleEndian; family = "js"; };
   };
 
-- 
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