From fe460461d99df9162d3ef59b0f1a15954e3a620e Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Mon, 10 Aug 2015 17:34:51 -0400
Subject: [PATCH] Accept alternate spellings of __sparcv7 and __sparcv8.
Apparently some versions of gcc prefer __sparc_v7__ and __sparc_v8__.
Per report from Waldemar Brodkorb.
---
src/include/storage/s_lock.h | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/src/include/storage/s_lock.h b/src/include/storage/s_lock.h
index cf6e82593de..c0feba4e74c 100644
--- a/src/include/storage/s_lock.h
+++ b/src/include/storage/s_lock.h
@@ -410,12 +410,12 @@ tas(volatile slock_t *lock)
: "=r"(_res), "+m"(*lock)
: "r"(lock)
: "memory");
-#if defined(__sparcv7)
+#if defined(__sparcv7) || defined(__sparc_v7__)
/*
* No stbar or membar available, luckily no actually produced hardware
* requires a barrier.
*/
-#elif defined(__sparcv8)
+#elif defined(__sparcv8) || defined(__sparc_v8__)
/* stbar is available (and required for both PSO, RMO), membar isn't */
__asm__ __volatile__ ("stbar \n":::"memory");
#else
@@ -428,13 +428,13 @@ tas(volatile slock_t *lock)
return (int) _res;
}
-#if defined(__sparcv7)
+#if defined(__sparcv7) || defined(__sparc_v7__)
/*
* No stbar or membar available, luckily no actually produced hardware
* requires a barrier.
*/
#define S_UNLOCK(lock) (*((volatile slock_t *) (lock)) = 0)
-#elif defined(__sparcv8)
+#elif defined(__sparcv8) || defined(__sparc_v8__)
/* stbar is available (and required for both PSO, RMO), membar isn't */
#define S_UNLOCK(lock) \
do \
--
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