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-rw-r--r--arch/x86/include/asm/asm.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/x86/include/asm/asm.h b/arch/x86/include/asm/asm.h
index fbcfec4dc..ca8eed1d4 100644
--- a/arch/x86/include/asm/asm.h
+++ b/arch/x86/include/asm/asm.h
@@ -113,6 +113,20 @@
#endif
+#ifndef __ASSEMBLY__
+#ifndef __pic__
+static __always_inline __pure void *rip_rel_ptr(void *p)
+{
+ asm("leaq %c1(%%rip), %0" : "=r"(p) : "i"(p));
+
+ return p;
+}
+#define RIP_REL_REF(var) (*(typeof(&(var)))rip_rel_ptr(&(var)))
+#else
+#define RIP_REL_REF(var) (var)
+#endif
+#endif
+
/*
* Macros to generate condition code outputs from inline assembly,
* The output operand must be type "bool".