rt: Implement record_sp for 64-bit linux

brson · brson · commit 020d8f12a099 · 2011-11-27T19:00:26.000-08:00
diff --git a/src/rt/arch/x86_64/record_sp.S b/src/rt/arch/x86_64/record_sp.S
@@ -8,5 +8,10 @@
 
 .globl RECORD_SP
 
+#if defined(__linux__)
+RECORD_SP:
+	movq %rdi, %fs:112
+#else
 RECORD_SP:
 	ret
+#endif
