<p>Anonymous Coward #1001664 has uploaded this change for <strong>review</strong>.</p><p><a href="https://review.coreboot.org/27300">View Change</a></p><pre style="font-family: monospace,monospace; white-space: pre-wrap;">use __riscv_atomic to check support A extended.<br><br>GCC pre-defined some macros for detecting ISA extensions.<br>We should use these macros to detect ISA features.<br><br>Change-Id: I5782cdd1bf64b0161c58d789f46389dccfe44475<br>Signed-off-by: XiangWang <wxjstz@126.com><br>---<br>M src/arch/riscv/include/atomic.h<br>1 file changed, 1 insertion(+), 1 deletion(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;">git pull ssh://review.coreboot.org:29418/coreboot refs/changes/00/27300/1</pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/src/arch/riscv/include/atomic.h b/src/arch/riscv/include/atomic.h</span><br><span>index bc739fb..15702e4 100644</span><br><span>--- a/src/arch/riscv/include/atomic.h</span><br><span>+++ b/src/arch/riscv/include/atomic.h</span><br><span>@@ -39,7 +39,7 @@</span><br><span> #define atomic_set(ptr, val) (*(volatile typeof(*(ptr)) *)(ptr) = val)</span><br><span> #define atomic_read(ptr) (*(volatile typeof(*(ptr)) *)(ptr))</span><br><span> </span><br><span style="color: hsl(0, 100%, 40%);">-#ifdef PK_ENABLE_ATOMICS</span><br><span style="color: hsl(120, 100%, 40%);">+#ifdef __riscv_atomic</span><br><span> # define atomic_add(ptr, inc) __sync_fetch_and_add(ptr, inc)</span><br><span> # define atomic_swap(ptr, swp) __sync_lock_test_and_set(ptr, swp)</span><br><span> # define atomic_cas(ptr, cmp, swp) __sync_val_compare_and_swap(ptr, cmp, swp)</span><br><span></span><br></pre><p>To view, visit <a href="https://review.coreboot.org/27300">change 27300</a>. To unsubscribe, or for help writing mail filters, visit <a href="https://review.coreboot.org/settings">settings</a>.</p><div itemscope itemtype="http://schema.org/EmailMessage"><div itemscope itemprop="action" itemtype="http://schema.org/ViewAction"><link itemprop="url" href="https://review.coreboot.org/27300"/><meta itemprop="name" content="View Change"/></div></div>

<div style="display:none"> Gerrit-Project: coreboot </div>
<div style="display:none"> Gerrit-Branch: master </div>
<div style="display:none"> Gerrit-MessageType: newchange </div>
<div style="display:none"> Gerrit-Change-Id: I5782cdd1bf64b0161c58d789f46389dccfe44475 </div>
<div style="display:none"> Gerrit-Change-Number: 27300 </div>
<div style="display:none"> Gerrit-PatchSet: 1 </div>
<div style="display:none"> Gerrit-Owner: Anonymous Coward #1001664 </div>