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From 35d787c782a075c0a01e29605d254950fd1e81a6 Mon Sep 17 00:00:00 2001
From: Sergei Trofimovich <slyfox@gentoo.org>
Date: Thu, 25 Jul 2019 10:17:39 -0500
Subject: [PATCH] Add support for ia64 atomic-ops
Signed-off-by: Jory Pratt <anarchy@gentoo.org>
---
js/src/jit/AtomicOperations.h | 2 ++
js/src/jit/none/AtomicOperations-feeling-lucky.h | 6 ++++++
2 files changed, 8 insertions(+)
diff --git a/js/src/jit/AtomicOperations.h b/js/src/jit/AtomicOperations.h
index 3501e65b..44c3f358 100644
--- a/js/src/jit/AtomicOperations.h
+++ b/js/src/jit/AtomicOperations.h
@@ -393,6 +393,8 @@ inline bool AtomicOperations::isLockfreeJS(int32_t size) {
#include "jit/none/AtomicOperations-feeling-lucky.h"
#elif defined(__s390__) || defined(__s390x__)
#include "jit/none/AtomicOperations-feeling-lucky.h"
+#elif defined(__ia64__)
+#include "jit/none/AtomicOperations-feeling-lucky.h"
#else
#error "No AtomicOperations support provided for this platform"
#endif
diff --git a/js/src/jit/none/AtomicOperations-feeling-lucky.h b/js/src/jit/none/AtomicOperations-feeling-lucky.h
index c0b43699..a3f4497e 100644
--- a/js/src/jit/none/AtomicOperations-feeling-lucky.h
+++ b/js/src/jit/none/AtomicOperations-feeling-lucky.h
@@ -80,6 +80,12 @@
#define GNUC_COMPATIBLE
#endif
+#ifdef __ia64__
+#define HAS_64BIT_ATOMICS
+#define HAS_64BIT_LOCKFREE
+#define GNUC_COMPATIBLE
+#endif
+
// The default implementation tactic for gcc/clang is to use the newer
// __atomic intrinsics added for use in C++11 <atomic>. Where that
// isn't available, we use GCC's older __sync functions instead.
--
2.22.0
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