From: "Dr. David Alan Gilbert" <david.gilbert@linaro.org>
To: gcc-patches@gcc.gnu.org
Cc: Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>,
rth@redhat.com, joseph@codesourcery.com, patches@linaro.org,
mikestump@comcast.net, ro@CeBiTec.Uni-Bielefeld.DE
Subject: [Patch 1/5] ARM 64 bit sync atomic operations [V3]
Date: Thu, 06 Oct 2011 17:53:00 -0000 [thread overview]
Message-ID: <20111006175124.GB12770@davesworkthinkpad> (raw)
In-Reply-To: <20111006174941.GA12770@davesworkthinkpad>
gcc/
* config/arm/arm.c (TARGET_HAVE_DMB_MCR): MCR Not available in Thumb1
diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h
index 993e3a0..f6f1da7 100644
--- a/gcc/config/arm/arm.h
+++ b/gcc/config/arm/arm.h
@@ -288,7 +288,8 @@ extern void (*arm_lang_output_object_attributes_hook)(void);
#define TARGET_HAVE_DMB (arm_arch7)
/* Nonzero if this chip implements a memory barrier via CP15. */
-#define TARGET_HAVE_DMB_MCR (arm_arch6k && ! TARGET_HAVE_DMB)
+#define TARGET_HAVE_DMB_MCR (arm_arch6 && ! TARGET_HAVE_DMB \
+ && ! TARGET_THUMB1)
/* Nonzero if this chip implements a memory barrier instruction. */
#define TARGET_HAVE_MEMORY_BARRIER (TARGET_HAVE_DMB || TARGET_HAVE_DMB_MCR)
next prev parent reply other threads:[~2011-10-06 17:51 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-01 15:53 [Patch 0/3] ARM 64 bit atomic operations Dr. David Alan Gilbert
2011-07-01 15:55 ` [Patch 1/3] " Dr. David Alan Gilbert
2011-07-12 21:24 ` Ramana Radhakrishnan
2011-07-13 9:18 ` David Gilbert
2011-07-01 15:56 ` [Patch 2/3] " Dr. David Alan Gilbert
2011-07-01 16:03 ` Richard Henderson
2011-07-01 17:08 ` David Gilbert
2011-07-01 19:38 ` Joseph S. Myers
2011-07-04 22:27 ` David Gilbert
2011-07-01 15:57 ` [Patch 3/3] " Dr. David Alan Gilbert
2011-07-12 15:31 ` Ramana Radhakrishnan
2011-07-12 12:55 ` [Patch 0/3] " Ramana Radhakrishnan
2011-07-26 9:14 ` [Patch 0/4] ARM 64 bit sync atomic operations [V2] Dr. David Alan Gilbert
2011-07-26 9:16 ` [Patch 1/4] " Dr. David Alan Gilbert
2011-07-26 9:18 ` [Patch 2/4] " Dr. David Alan Gilbert
2011-07-26 9:23 ` [Patch 3/4] " Dr. David Alan Gilbert
2011-07-26 9:24 ` [Patch 4/4] " Dr. David Alan Gilbert
2011-08-01 15:43 ` Ramana Radhakrishnan
2011-08-17 13:07 ` [Patch 3/4] " Ramana Radhakrishnan
2011-09-30 18:04 ` [Patch 2/4] " Ramana Radhakrishnan
2011-09-30 18:29 ` H.J. Lu
2011-10-03 13:22 ` David Gilbert
2011-09-30 20:51 ` Joseph S. Myers
2011-10-03 8:35 ` Andrew Haley
2011-10-03 14:04 ` David Gilbert
2011-10-03 15:56 ` Joseph S. Myers
2011-10-03 16:07 ` Jakub Jelinek
2011-09-30 14:25 ` [Patch 1/4] " Ramana Radhakrishnan
2011-10-03 12:53 ` David Gilbert
2011-10-03 15:18 ` David Gilbert
2011-10-06 17:52 ` [Patch 0/5] ARM 64 bit sync atomic operations [V3] Dr. David Alan Gilbert
2011-10-06 17:53 ` Dr. David Alan Gilbert [this message]
2011-10-06 17:54 ` [Patch 2/5] " Dr. David Alan Gilbert
2011-10-06 17:55 ` [Patch 3/5] " Dr. David Alan Gilbert
2011-10-06 18:03 ` [Patch 4/5] " Dr. David Alan Gilbert
2011-10-06 18:03 ` [Patch 5/5] " Dr. David Alan Gilbert
2011-10-12 4:51 ` Ramana Radhakrishnan
2011-10-12 5:06 ` Mike Stump
2011-10-12 0:53 ` [Patch 4/5] " Ramana Radhakrishnan
2011-10-12 2:35 ` [Patch 3/5] " Ramana Radhakrishnan
2011-10-12 0:52 ` [Patch 2/5] " Ramana Radhakrishnan
2011-10-12 1:45 ` Ramana Radhakrishnan
2011-10-12 0:51 ` [Patch 1/5] " Ramana Radhakrishnan
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