Index: tools/amd64/gencontext.c
===================================================================
--- tools/amd64/gencontext.c	(revision cd925289a666c0714536473e45783e1a8687a246)
+++ tools/amd64/gencontext.c	(revision 8e0eb6329d476f643af8adc7546d4f1d1b8d77e3)
@@ -38,26 +38,4 @@
 	fprintf(f,"#define OFFSET_IPL 0x%x\n", ((int) &pctx->ipl) - (int) pctx);
 
-	fprintf(f, "\n");
-
-#define ifpr(big, nm) fprintf(f, "#define IOFFSET_" #big " 0x%x\n", ((int) &ipctx->nm) - (int) ipctx)
-	
-	ifpr(RAX, rax);
-	ifpr(RBX, rbx);
-	ifpr(RCX, rcx);
-	ifpr(RDX, rdx);
-	ifpr(RSI, rsi);
-	ifpr(RDI, rdi);
-	ifpr(R8, r8);
-	ifpr(R9, r9);
-	ifpr(R10, r10);
-	ifpr(R11, r11);
-	ifpr(R12, r12);
-	ifpr(R13, r13);
-	ifpr(R14, r14);
-	ifpr(R15, r15);
-	ifpr(RBP, rbp);
-
-	fprintf(f, "#define IREGISTER_SPACE %d\n", sizeof(ictx));
-
 	fclose(f);