Code drop from //branches/cupcake/...@124589

1 files changed, 21 insertions, 0 deletions

diff --git a/libc/kernel/arch-x86/asm/linkage_32.h b/libc/kernel/arch-x86/asm/linkage_32.h
new file mode 100644
index 0000000..6db10ee
--- /dev/null
+++ b/libc/kernel/arch-x86/asm/linkage_32.h
@@ -0,0 +1,21 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef __ASM_LINKAGE_H
+#define __ASM_LINKAGE_H
+
+#define asmlinkage CPP_ASMLINKAGE __attribute__((regparm(0)))
+#define FASTCALL(x) x __attribute__((regparm(3)))
+#define fastcall __attribute__((regparm(3)))
+
+#define prevent_tail_call(ret) __asm__ ("" : "=r" (ret) : "0" (ret))
+
+#endif