diff --git a/Driver/Targets.cpp b/Driver/Targets.cpp
index 7c3101b..7a51e17 100644
--- a/Driver/Targets.cpp
+++ b/Driver/Targets.cpp
@@ -425,6 +425,7 @@
   static const char *GCCRegNames[] = {
     "ax", "dx", "cx", "bx", "si", "di", "bp", "sp",
     "st", "st(1)", "st(2)", "st(3)", "st(4)", "st(5)", "st(6)", "st(7)",
+    "argp", "flags", "fspr", "dirflag", "frame",
     "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7",
     "mm0", "mm1", "mm2", "mm3", "mm4", "mm5", "mm6", "mm7",
     "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",