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author(no author) <(no author)@6dc7ffe9-61d6-0310-9af1-9938baff3ed1>2006-07-30 10:05:49 +0000
committer(no author) <(no author)@6dc7ffe9-61d6-0310-9af1-9938baff3ed1>2006-07-30 10:05:49 +0000
commit2fdc7663020924cbef31dde069f3b32f101d45bb (patch)
tree572fcab67ae67d0bf91b08dacd7b93512d892336
parentb17a2f66765ea162d83e26e0f47e2fb45c314bd3 (diff)
add definitions for likely/unlikely
git-svn-id: https://svn.openpcd.org:2342/trunk@55 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
-rw-r--r--openpcd/firmware/include/asm/atomic.h1
-rw-r--r--openpcd/firmware/include/asm/compiler.h7
2 files changed, 8 insertions, 0 deletions
diff --git a/openpcd/firmware/include/asm/atomic.h b/openpcd/firmware/include/asm/atomic.h
index bb5a2b1..19e8ce6 100644
--- a/openpcd/firmware/include/asm/atomic.h
+++ b/openpcd/firmware/include/asm/atomic.h
@@ -18,6 +18,7 @@ typedef struct { volatile int counter; } atomic_t;
#define atomic_read(v) ((v)->counter)
#include <asm/system.h>
+#include <asm/compiler.h>
#define atomic_set(v,i) (((v)->counter) = (i))
diff --git a/openpcd/firmware/include/asm/compiler.h b/openpcd/firmware/include/asm/compiler.h
new file mode 100644
index 0000000..de4dfaa
--- /dev/null
+++ b/openpcd/firmware/include/asm/compiler.h
@@ -0,0 +1,7 @@
+#ifndef _ASM_COMPILER_H
+#define _ASM_COMPILER_H
+
+#define likely(x) __builtin_expect(!!(x), 1)
+#define unlikely(x) __builtin_expect(!!(x), 0)
+
+#endif
personal git repositories of Harald Welte. Your mileage may vary