From a30e54931004c5ad41a8a7b7233c31b40063c17b Mon Sep 17 00:00:00 2001
From: Brian Callahan <bcallah@openbsd.org>
Date: Mon, 19 Feb 2018 13:35:44 -0500
Subject: Add OpenBSD support.

---
 src/trans/target.cpp | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

(limited to 'src/trans/target.cpp')

diff --git a/src/trans/target.cpp b/src/trans/target.cpp
index 71a342ba..1f04666e 100644
--- a/src/trans/target.cpp
+++ b/src/trans/target.cpp
@@ -94,6 +94,27 @@ namespace
                 ARCH_X86_64
                 };
         }
+        else if(target_name == "i686-unknown-openbsd")
+        {
+            return TargetSpec {
+                "unix", "openbsd", "gnu", CodegenMode::Gnu11, "i686-unknown-openbsd",
+                ARCH_X86
+                };
+        }
+        else if(target_name == "x86_64-unknown-openbsd")
+        {
+            return TargetSpec {
+                "unix", "openbsd", "gnu", CodegenMode::Gnu11, "x86_64-unknown-openbsd",
+                ARCH_X86_64
+                };
+        }
+        else if(target_name == "arm-unknown-openbsd")
+        {
+            return TargetSpec {
+                "unix", "openbsd", "gnu", CodegenMode::Gnu11, "arm-unknown-openbsd",
+                ARCH_ARM32
+                };
+        }
         else
         {
             ::std::cerr << "Unknown target name '" << target_name << "'" << ::std::endl;
@@ -126,6 +147,13 @@ void Target_SetCfg(const ::std::string& target_name)
     }
     Cfg_SetValue("target_env", g_target.m_env_name);
 
+    if( g_target.m_os_name == "openbsd" )
+    {
+        Cfg_SetFlag("openbsd");
+        Cfg_SetValue("target_vendor", "unknown");
+    }
+    Cfg_SetValue("target_env", g_target.m_env_name);
+
     Cfg_SetValue("target_os", g_target.m_os_name);
     Cfg_SetValue("target_pointer_width", FMT(g_target.m_arch.m_pointer_bits));
     Cfg_SetValue("target_endian", g_target.m_arch.m_big_endian ? "big" : "little");
-- 
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