diff --git a/ChangeLog b/ChangeLog
index 4a8604e..366ffff 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2018-08-13  Ben Elliston  <bje@gnu.org>
+
+	* testsuite/config-sub.data: Add legacy test cases for cydra,
+	da30, dec3100, decstation, decstation-3100, decstatn, orion, pc98,
+	pmin, pmax, romp, rs6000, vax, x64, xps and xps100.
+
 2018-08-13  John Ericson  <john.ericson@obsidian.systems>
 
 	* config.sub: Make a few basic_machines short-hands only.
diff --git a/testsuite/config-sub.data b/testsuite/config-sub.data
index 81472be..9608d2a 100644
--- a/testsuite/config-sub.data
+++ b/testsuite/config-sub.data
@@ -132,8 +132,14 @@ cris-linux					cris-axis-linux-gnu
 crisv32-linux					crisv32-axis-linux-gnu
 craynv						craynv-cray-unicosmp
 csky-linux					csky-unknown-linux-gnu
+cydra						cydra-cydrome-none
 d10v						d10v-unknown-none
 d30v						d30v-unknown-none
+da30						m68k-da30-none
+dec3100						mips-dec-ultrix4.2
+decstation					mips-dec-ultrix4.2
+decstation-3100					mips-dec-ultrix4.2
+decstatn					mips-dec-ultrix4.2
 dicos						i686-pc-dicos
 djgpp						i586-pc-msdosdjgpp
 dlx						dlx-unknown-none
@@ -377,16 +383,20 @@ or1knd						or1knd-unknown-none
 or1k						or1k-unknown-none
 or32-linux					or32-unknown-linux-gnu
 or32						or32-unknown-coff
+orion						orion-highlevel-bsd
 os400						powerpc-ibm-os400
 ose68k						m68k-ericsson-ose
 ose						m68k-ericsson-ose
 parisc						hppa-unknown-linux-gnu
+pc98						i386-pc-none
 pc98-freebsd					i386-pc-freebsd
 pdp10						pdp10-unknown-tops20
 pdp11						pdp11-dec-none
 picochip					picochip-unknown-none
 pjl						pjl-unknown-none
 pj						pj-unknown-none
+pmin						mips-dec-ultrix4.2
+pmax						mips-dec-ultrix4.2
 powerpc64le					powerpc64le-unknown-none
 powerpc64					powerpc64-unknown-none
 powerpc-bluegene				powerpc-ibm-cnk
@@ -433,6 +443,8 @@ riscv						riscv-unknown-none
 rl78-linux					rl78-unknown-linux-gnu
 rl78						rl78-unknown-none
 roadrunner					i386-sun-sunos4.0.2
+romp						romp-ibm-aix
+rs6000						rs6000-ibm-aix
 rx-linux					rx-unknown-linux-gnu
 rx						rx-unknown-none
 s12z						s12z-unknown-none
@@ -568,11 +580,13 @@ v850es-elf					v850es-unknown-elf
 v850es						v850es-unknown-none
 v850e						v850e-unknown-none
 v850						v850-unknown-none
+vax						vax-dec-ultrix4.2
 visium-elf					visium-unknown-elf
 visium						visium-unknown-none
 vsta						i386-pc-vsta
 wasm32						wasm32-unknown-none
 we32k						we32k-att-sysv
+x64						x86_64-pc-none
 x64-linux					x86_64-pc-linux-gnu
 x86_64-cygwin					x86_64-pc-cygwin
 x86_64-dicos					x86_64-pc-dicos
@@ -590,6 +604,8 @@ xbox						i686-pc-mingw32
 xc16x-elf					xc16x-unknown-elf
 xc16x						xc16x-unknown-none
 xgate						xgate-unknown-none
+xps						xps100-honeywell-none
+xps100						xps100-honeywell-none
 xscale						arm-unknown-none
 xscaleeb					armeb-unknown-none
 xscaleeb-none-elf				armeb-none-elf