From: Andrew Bennett <andrew.bennett@imgtec.com>
Date: Mon, 16 Dec 2013 16:39:47 +0000 (+0000)
Subject: Add support to show the symbolic names of the MIPS CP1 registers.
X-Git-Tag: gdb-7.7-release~195
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=dc76d75756a47325f5233ff684b05d6c0846e86a;p=external%2Fbinutils.git

Add support to show the symbolic names of the MIPS CP1 registers.

2013-12-16  Andrew Bennett  <andrew.bennett@imgtec.com>

	gas/testsuite/gas/mips/
	* mips.exp: Add CP1 register name tests.
	* cp1-names-mips32.d: New test.
	* cp1-names-mips32r2.d: New test.
	* cp1-names-mips64.d: New test.
	* cp1-names-mips64r2.d: New test.
	* cp1-names-numeric.d: New test.
	* cp1-names-r3000.d: New test.
	* cp1-names-r4000.d: New test.
	* cp1-names-sb1.d: New test.
	* cp1-names.s: New test.
	* micromips-insn32.d: Add the correct symbolic names for the CP1
	registers.
	* micromips-noinsn32.d: Likewise.
	* micromips-trap.d: Likewise.
	* micromips.d: Likewise.

	opcodes/
	* mips-dis.c: Add mips_cp1_names pointer.
	(mips_cp1_names_numeric): New array.
	(mips_cp1_names_mips3264): New array.
	(mips_arch_choice): Add cp1_names.
	(mips_arch_choices): Add relevant cp1 register name array to each of
	the elements.
	(set_default_mips_dis_options): Add support for setting up the
	mips_cp1_names pointer.
	(parse_mips_dis_option): Add support for the cp1-names command line
	variable.  Also setup the mips_cp1_names pointer.
	(print_reg): Print out name of the cp1 register.
---

diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index 2c51853..be61299 100644
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,5 +1,23 @@
 2013-12-16  Andrew Bennett  <andrew.bennett@imgtec.com>
 
+	* gas/mips/mips.exp: Add CP1 register name tests.
+	* gas/mips/cp1-names-mips32.d: New test.
+	* gas/mips/cp1-names-mips32r2.d: New test.
+	* gas/mips/cp1-names-mips64.d: New test.
+	* gas/mips/cp1-names-mips64r2.d: New test.
+	* gas/mips/cp1-names-numeric.d: New test.
+	* gas/mips/cp1-names-r3000.d: New test.
+	* gas/mips/cp1-names-r4000.d: New test.
+	* gas/mips/cp1-names-sb1.d: New test.
+	* gas/mips/cp1-names.s: New test.
+	* gas/mips/micromips-insn32.d: Add the correct symbolic names for the CP1
+	registers.
+	* gas/mips/micromips-noinsn32.d: Likewise.
+	* gas/mips/micromips-trap.d: Likewise.
+	* gas/mips/micromips.d: Likewise.
+
+2013-12-16  Andrew Bennett  <andrew.bennett@imgtec.com>
+
 	* gas/mips/msa.s: Reduced maximum element index range
 	for sldi, splati, copy_s, copy_u, insert and insve instructions.
 	* gas/mips/msa64.s: Likewise.
diff --git a/gas/testsuite/gas/mips/cp1-names-mips32.d b/gas/testsuite/gas/mips/cp1-names-mips32.d
new file mode 100644
index 0000000..93d3253
--- /dev/null
+++ b/gas/testsuite/gas/mips/cp1-names-mips32.d
@@ -0,0 +1,74 @@
+#objdump: -dr --prefix-addresses --show-raw-insn -M gpr-names=numeric,cp1-names=mips32
+#name: MIPS CP1 register disassembly (mips32)
+#source: cp1-names.s
+
+# Check objdump's handling of -M cp1-names=foo options.
+
+.*: +file format .*mips.*
+
+Disassembly of section .text:
+0+0000 <[^>]*> 44c00000 	ctc1	\$0,c1_fir
+0+0004 <[^>]*> 44c00800 	ctc1	\$0,c1_ufr
+0+0008 <[^>]*> 44c01000 	ctc1	\$0,\$2
+0+000c <[^>]*> 44c01800 	ctc1	\$0,\$3
+0+0010 <[^>]*> 44c02000 	ctc1	\$0,c1_unfr
+0+0014 <[^>]*> 44c02800 	ctc1	\$0,\$5
+0+0018 <[^>]*> 44c03000 	ctc1	\$0,\$6
+0+001c <[^>]*> 44c03800 	ctc1	\$0,\$7
+0+0020 <[^>]*> 44c04000 	ctc1	\$0,\$8
+0+0024 <[^>]*> 44c04800 	ctc1	\$0,\$9
+0+0028 <[^>]*> 44c05000 	ctc1	\$0,\$10
+0+002c <[^>]*> 44c05800 	ctc1	\$0,\$11
+0+0030 <[^>]*> 44c06000 	ctc1	\$0,\$12
+0+0034 <[^>]*> 44c06800 	ctc1	\$0,\$13
+0+0038 <[^>]*> 44c07000 	ctc1	\$0,\$14
+0+003c <[^>]*> 44c07800 	ctc1	\$0,\$15
+0+0040 <[^>]*> 44c08000 	ctc1	\$0,\$16
+0+0044 <[^>]*> 44c08800 	ctc1	\$0,\$17
+0+0048 <[^>]*> 44c09000 	ctc1	\$0,\$18
+0+004c <[^>]*> 44c09800 	ctc1	\$0,\$19
+0+0050 <[^>]*> 44c0a000 	ctc1	\$0,\$20
+0+0054 <[^>]*> 44c0a800 	ctc1	\$0,\$21
+0+0058 <[^>]*> 44c0b000 	ctc1	\$0,\$22
+0+005c <[^>]*> 44c0b800 	ctc1	\$0,\$23
+0+0060 <[^>]*> 44c0c000 	ctc1	\$0,\$24
+0+0064 <[^>]*> 44c0c800 	ctc1	\$0,c1_fccr
+0+0068 <[^>]*> 44c0d000 	ctc1	\$0,c1_fexr
+0+006c <[^>]*> 44c0d800 	ctc1	\$0,\$27
+0+0070 <[^>]*> 44c0e000 	ctc1	\$0,c1_fenr
+0+0074 <[^>]*> 44c0e800 	ctc1	\$0,\$29
+0+0078 <[^>]*> 44c0f000 	ctc1	\$0,\$30
+0+007c <[^>]*> 44c0f800 	ctc1	\$0,c1_fcsr
+0+0080 <[^>]*> 44400000 	cfc1	\$0,c1_fir
+0+0084 <[^>]*> 44400800 	cfc1	\$0,c1_ufr
+0+0088 <[^>]*> 44401000 	cfc1	\$0,\$2
+0+008c <[^>]*> 44401800 	cfc1	\$0,\$3
+0+0090 <[^>]*> 44402000 	cfc1	\$0,c1_unfr
+0+0094 <[^>]*> 44402800 	cfc1	\$0,\$5
+0+0098 <[^>]*> 44403000 	cfc1	\$0,\$6
+0+009c <[^>]*> 44403800 	cfc1	\$0,\$7
+0+00a0 <[^>]*> 44404000 	cfc1	\$0,\$8
+0+00a4 <[^>]*> 44404800 	cfc1	\$0,\$9
+0+00a8 <[^>]*> 44405000 	cfc1	\$0,\$10
+0+00ac <[^>]*> 44405800 	cfc1	\$0,\$11
+0+00b0 <[^>]*> 44406000 	cfc1	\$0,\$12
+0+00b4 <[^>]*> 44406800 	cfc1	\$0,\$13
+0+00b8 <[^>]*> 44407000 	cfc1	\$0,\$14
+0+00bc <[^>]*> 44407800 	cfc1	\$0,\$15
+0+00c0 <[^>]*> 44408000 	cfc1	\$0,\$16
+0+00c4 <[^>]*> 44408800 	cfc1	\$0,\$17
+0+00c8 <[^>]*> 44409000 	cfc1	\$0,\$18
+0+00cc <[^>]*> 44409800 	cfc1	\$0,\$19
+0+00d0 <[^>]*> 4440a000 	cfc1	\$0,\$20
+0+00d4 <[^>]*> 4440a800 	cfc1	\$0,\$21
+0+00d8 <[^>]*> 4440b000 	cfc1	\$0,\$22
+0+00dc <[^>]*> 4440b800 	cfc1	\$0,\$23
+0+00e0 <[^>]*> 4440c000 	cfc1	\$0,\$24
+0+00e4 <[^>]*> 4440c800 	cfc1	\$0,c1_fccr
+0+00e8 <[^>]*> 4440d000 	cfc1	\$0,c1_fexr
+0+00ec <[^>]*> 4440d800 	cfc1	\$0,\$27
+0+00f0 <[^>]*> 4440e000 	cfc1	\$0,c1_fenr
+0+00f4 <[^>]*> 4440e800 	cfc1	\$0,\$29
+0+00f8 <[^>]*> 4440f000 	cfc1	\$0,\$30
+0+00fc <[^>]*> 4440f800 	cfc1	\$0,c1_fcsr
+	\.\.\.
diff --git a/gas/testsuite/gas/mips/cp1-names-mips32r2.d b/gas/testsuite/gas/mips/cp1-names-mips32r2.d
new file mode 100644
index 0000000..03d6a19
--- /dev/null
+++ b/gas/testsuite/gas/mips/cp1-names-mips32r2.d
@@ -0,0 +1,74 @@
+#objdump: -dr --prefix-addresses --show-raw-insn -M gpr-names=numeric,cp1-names=mips32r2
+#name: MIPS CP1 register disassembly (mips32r2)
+#source: cp1-names.s
+
+# Check objdump's handling of -M cp1-names=foo options.
+
+.*: +file format .*mips.*
+
+Disassembly of section .text:
+0+0000 <[^>]*> 44c00000 	ctc1	\$0,c1_fir
+0+0004 <[^>]*> 44c00800 	ctc1	\$0,c1_ufr
+0+0008 <[^>]*> 44c01000 	ctc1	\$0,\$2
+0+000c <[^>]*> 44c01800 	ctc1	\$0,\$3
+0+0010 <[^>]*> 44c02000 	ctc1	\$0,c1_unfr
+0+0014 <[^>]*> 44c02800 	ctc1	\$0,\$5
+0+0018 <[^>]*> 44c03000 	ctc1	\$0,\$6
+0+001c <[^>]*> 44c03800 	ctc1	\$0,\$7
+0+0020 <[^>]*> 44c04000 	ctc1	\$0,\$8
+0+0024 <[^>]*> 44c04800 	ctc1	\$0,\$9
+0+0028 <[^>]*> 44c05000 	ctc1	\$0,\$10
+0+002c <[^>]*> 44c05800 	ctc1	\$0,\$11
+0+0030 <[^>]*> 44c06000 	ctc1	\$0,\$12
+0+0034 <[^>]*> 44c06800 	ctc1	\$0,\$13
+0+0038 <[^>]*> 44c07000 	ctc1	\$0,\$14
+0+003c <[^>]*> 44c07800 	ctc1	\$0,\$15
+0+0040 <[^>]*> 44c08000 	ctc1	\$0,\$16
+0+0044 <[^>]*> 44c08800 	ctc1	\$0,\$17
+0+0048 <[^>]*> 44c09000 	ctc1	\$0,\$18
+0+004c <[^>]*> 44c09800 	ctc1	\$0,\$19
+0+0050 <[^>]*> 44c0a000 	ctc1	\$0,\$20
+0+0054 <[^>]*> 44c0a800 	ctc1	\$0,\$21
+0+0058 <[^>]*> 44c0b000 	ctc1	\$0,\$22
+0+005c <[^>]*> 44c0b800 	ctc1	\$0,\$23
+0+0060 <[^>]*> 44c0c000 	ctc1	\$0,\$24
+0+0064 <[^>]*> 44c0c800 	ctc1	\$0,c1_fccr
+0+0068 <[^>]*> 44c0d000 	ctc1	\$0,c1_fexr
+0+006c <[^>]*> 44c0d800 	ctc1	\$0,\$27
+0+0070 <[^>]*> 44c0e000 	ctc1	\$0,c1_fenr
+0+0074 <[^>]*> 44c0e800 	ctc1	\$0,\$29
+0+0078 <[^>]*> 44c0f000 	ctc1	\$0,\$30
+0+007c <[^>]*> 44c0f800 	ctc1	\$0,c1_fcsr
+0+0080 <[^>]*> 44400000 	cfc1	\$0,c1_fir
+0+0084 <[^>]*> 44400800 	cfc1	\$0,c1_ufr
+0+0088 <[^>]*> 44401000 	cfc1	\$0,\$2
+0+008c <[^>]*> 44401800 	cfc1	\$0,\$3
+0+0090 <[^>]*> 44402000 	cfc1	\$0,c1_unfr
+0+0094 <[^>]*> 44402800 	cfc1	\$0,\$5
+0+0098 <[^>]*> 44403000 	cfc1	\$0,\$6
+0+009c <[^>]*> 44403800 	cfc1	\$0,\$7
+0+00a0 <[^>]*> 44404000 	cfc1	\$0,\$8
+0+00a4 <[^>]*> 44404800 	cfc1	\$0,\$9
+0+00a8 <[^>]*> 44405000 	cfc1	\$0,\$10
+0+00ac <[^>]*> 44405800 	cfc1	\$0,\$11
+0+00b0 <[^>]*> 44406000 	cfc1	\$0,\$12
+0+00b4 <[^>]*> 44406800 	cfc1	\$0,\$13
+0+00b8 <[^>]*> 44407000 	cfc1	\$0,\$14
+0+00bc <[^>]*> 44407800 	cfc1	\$0,\$15
+0+00c0 <[^>]*> 44408000 	cfc1	\$0,\$16
+0+00c4 <[^>]*> 44408800 	cfc1	\$0,\$17
+0+00c8 <[^>]*> 44409000 	cfc1	\$0,\$18
+0+00cc <[^>]*> 44409800 	cfc1	\$0,\$19
+0+00d0 <[^>]*> 4440a000 	cfc1	\$0,\$20
+0+00d4 <[^>]*> 4440a800 	cfc1	\$0,\$21
+0+00d8 <[^>]*> 4440b000 	cfc1	\$0,\$22
+0+00dc <[^>]*> 4440b800 	cfc1	\$0,\$23
+0+00e0 <[^>]*> 4440c000 	cfc1	\$0,\$24
+0+00e4 <[^>]*> 4440c800 	cfc1	\$0,c1_fccr
+0+00e8 <[^>]*> 4440d000 	cfc1	\$0,c1_fexr
+0+00ec <[^>]*> 4440d800 	cfc1	\$0,\$27
+0+00f0 <[^>]*> 4440e000 	cfc1	\$0,c1_fenr
+0+00f4 <[^>]*> 4440e800 	cfc1	\$0,\$29
+0+00f8 <[^>]*> 4440f000 	cfc1	\$0,\$30
+0+00fc <[^>]*> 4440f800 	cfc1	\$0,c1_fcsr
+	\.\.\.
diff --git a/gas/testsuite/gas/mips/cp1-names-mips64.d b/gas/testsuite/gas/mips/cp1-names-mips64.d
new file mode 100644
index 0000000..a7afaf1
--- /dev/null
+++ b/gas/testsuite/gas/mips/cp1-names-mips64.d
@@ -0,0 +1,74 @@
+#objdump: -dr --prefix-addresses --show-raw-insn -M gpr-names=numeric,cp1-names=mips64
+#name: MIPS CP1 register disassembly (mips64)
+#source: cp1-names.s
+
+# Check objdump's handling of -M cp1-names=foo options.
+
+.*: +file format .*mips.*
+
+Disassembly of section .text:
+0+0000 <[^>]*> 44c00000 	ctc1	\$0,c1_fir
+0+0004 <[^>]*> 44c00800 	ctc1	\$0,c1_ufr
+0+0008 <[^>]*> 44c01000 	ctc1	\$0,\$2
+0+000c <[^>]*> 44c01800 	ctc1	\$0,\$3
+0+0010 <[^>]*> 44c02000 	ctc1	\$0,c1_unfr
+0+0014 <[^>]*> 44c02800 	ctc1	\$0,\$5
+0+0018 <[^>]*> 44c03000 	ctc1	\$0,\$6
+0+001c <[^>]*> 44c03800 	ctc1	\$0,\$7
+0+0020 <[^>]*> 44c04000 	ctc1	\$0,\$8
+0+0024 <[^>]*> 44c04800 	ctc1	\$0,\$9
+0+0028 <[^>]*> 44c05000 	ctc1	\$0,\$10
+0+002c <[^>]*> 44c05800 	ctc1	\$0,\$11
+0+0030 <[^>]*> 44c06000 	ctc1	\$0,\$12
+0+0034 <[^>]*> 44c06800 	ctc1	\$0,\$13
+0+0038 <[^>]*> 44c07000 	ctc1	\$0,\$14
+0+003c <[^>]*> 44c07800 	ctc1	\$0,\$15
+0+0040 <[^>]*> 44c08000 	ctc1	\$0,\$16
+0+0044 <[^>]*> 44c08800 	ctc1	\$0,\$17
+0+0048 <[^>]*> 44c09000 	ctc1	\$0,\$18
+0+004c <[^>]*> 44c09800 	ctc1	\$0,\$19
+0+0050 <[^>]*> 44c0a000 	ctc1	\$0,\$20
+0+0054 <[^>]*> 44c0a800 	ctc1	\$0,\$21
+0+0058 <[^>]*> 44c0b000 	ctc1	\$0,\$22
+0+005c <[^>]*> 44c0b800 	ctc1	\$0,\$23
+0+0060 <[^>]*> 44c0c000 	ctc1	\$0,\$24
+0+0064 <[^>]*> 44c0c800 	ctc1	\$0,c1_fccr
+0+0068 <[^>]*> 44c0d000 	ctc1	\$0,c1_fexr
+0+006c <[^>]*> 44c0d800 	ctc1	\$0,\$27
+0+0070 <[^>]*> 44c0e000 	ctc1	\$0,c1_fenr
+0+0074 <[^>]*> 44c0e800 	ctc1	\$0,\$29
+0+0078 <[^>]*> 44c0f000 	ctc1	\$0,\$30
+0+007c <[^>]*> 44c0f800 	ctc1	\$0,c1_fcsr
+0+0080 <[^>]*> 44400000 	cfc1	\$0,c1_fir
+0+0084 <[^>]*> 44400800 	cfc1	\$0,c1_ufr
+0+0088 <[^>]*> 44401000 	cfc1	\$0,\$2
+0+008c <[^>]*> 44401800 	cfc1	\$0,\$3
+0+0090 <[^>]*> 44402000 	cfc1	\$0,c1_unfr
+0+0094 <[^>]*> 44402800 	cfc1	\$0,\$5
+0+0098 <[^>]*> 44403000 	cfc1	\$0,\$6
+0+009c <[^>]*> 44403800 	cfc1	\$0,\$7
+0+00a0 <[^>]*> 44404000 	cfc1	\$0,\$8
+0+00a4 <[^>]*> 44404800 	cfc1	\$0,\$9
+0+00a8 <[^>]*> 44405000 	cfc1	\$0,\$10
+0+00ac <[^>]*> 44405800 	cfc1	\$0,\$11
+0+00b0 <[^>]*> 44406000 	cfc1	\$0,\$12
+0+00b4 <[^>]*> 44406800 	cfc1	\$0,\$13
+0+00b8 <[^>]*> 44407000 	cfc1	\$0,\$14
+0+00bc <[^>]*> 44407800 	cfc1	\$0,\$15
+0+00c0 <[^>]*> 44408000 	cfc1	\$0,\$16
+0+00c4 <[^>]*> 44408800 	cfc1	\$0,\$17
+0+00c8 <[^>]*> 44409000 	cfc1	\$0,\$18
+0+00cc <[^>]*> 44409800 	cfc1	\$0,\$19
+0+00d0 <[^>]*> 4440a000 	cfc1	\$0,\$20
+0+00d4 <[^>]*> 4440a800 	cfc1	\$0,\$21
+0+00d8 <[^>]*> 4440b000 	cfc1	\$0,\$22
+0+00dc <[^>]*> 4440b800 	cfc1	\$0,\$23
+0+00e0 <[^>]*> 4440c000 	cfc1	\$0,\$24
+0+00e4 <[^>]*> 4440c800 	cfc1	\$0,c1_fccr
+0+00e8 <[^>]*> 4440d000 	cfc1	\$0,c1_fexr
+0+00ec <[^>]*> 4440d800 	cfc1	\$0,\$27
+0+00f0 <[^>]*> 4440e000 	cfc1	\$0,c1_fenr
+0+00f4 <[^>]*> 4440e800 	cfc1	\$0,\$29
+0+00f8 <[^>]*> 4440f000 	cfc1	\$0,\$30
+0+00fc <[^>]*> 4440f800 	cfc1	\$0,c1_fcsr
+	\.\.\.
diff --git a/gas/testsuite/gas/mips/cp1-names-mips64r2.d b/gas/testsuite/gas/mips/cp1-names-mips64r2.d
new file mode 100644
index 0000000..45bc9d1
--- /dev/null
+++ b/gas/testsuite/gas/mips/cp1-names-mips64r2.d
@@ -0,0 +1,74 @@
+#objdump: -dr --prefix-addresses --show-raw-insn -M gpr-names=numeric,cp1-names=mips64r2
+#name: MIPS CP1 register disassembly (mips64r2)
+#source: cp1-names.s
+
+# Check objdump's handling of -M cp1-names=foo options.
+
+.*: +file format .*mips.*
+
+Disassembly of section .text:
+0+0000 <[^>]*> 44c00000 	ctc1	\$0,c1_fir
+0+0004 <[^>]*> 44c00800 	ctc1	\$0,c1_ufr
+0+0008 <[^>]*> 44c01000 	ctc1	\$0,\$2
+0+000c <[^>]*> 44c01800 	ctc1	\$0,\$3
+0+0010 <[^>]*> 44c02000 	ctc1	\$0,c1_unfr
+0+0014 <[^>]*> 44c02800 	ctc1	\$0,\$5
+0+0018 <[^>]*> 44c03000 	ctc1	\$0,\$6
+0+001c <[^>]*> 44c03800 	ctc1	\$0,\$7
+0+0020 <[^>]*> 44c04000 	ctc1	\$0,\$8
+0+0024 <[^>]*> 44c04800 	ctc1	\$0,\$9
+0+0028 <[^>]*> 44c05000 	ctc1	\$0,\$10
+0+002c <[^>]*> 44c05800 	ctc1	\$0,\$11
+0+0030 <[^>]*> 44c06000 	ctc1	\$0,\$12
+0+0034 <[^>]*> 44c06800 	ctc1	\$0,\$13
+0+0038 <[^>]*> 44c07000 	ctc1	\$0,\$14
+0+003c <[^>]*> 44c07800 	ctc1	\$0,\$15
+0+0040 <[^>]*> 44c08000 	ctc1	\$0,\$16
+0+0044 <[^>]*> 44c08800 	ctc1	\$0,\$17
+0+0048 <[^>]*> 44c09000 	ctc1	\$0,\$18
+0+004c <[^>]*> 44c09800 	ctc1	\$0,\$19
+0+0050 <[^>]*> 44c0a000 	ctc1	\$0,\$20
+0+0054 <[^>]*> 44c0a800 	ctc1	\$0,\$21
+0+0058 <[^>]*> 44c0b000 	ctc1	\$0,\$22
+0+005c <[^>]*> 44c0b800 	ctc1	\$0,\$23
+0+0060 <[^>]*> 44c0c000 	ctc1	\$0,\$24
+0+0064 <[^>]*> 44c0c800 	ctc1	\$0,c1_fccr
+0+0068 <[^>]*> 44c0d000 	ctc1	\$0,c1_fexr
+0+006c <[^>]*> 44c0d800 	ctc1	\$0,\$27
+0+0070 <[^>]*> 44c0e000 	ctc1	\$0,c1_fenr
+0+0074 <[^>]*> 44c0e800 	ctc1	\$0,\$29
+0+0078 <[^>]*> 44c0f000 	ctc1	\$0,\$30
+0+007c <[^>]*> 44c0f800 	ctc1	\$0,c1_fcsr
+0+0080 <[^>]*> 44400000 	cfc1	\$0,c1_fir
+0+0084 <[^>]*> 44400800 	cfc1	\$0,c1_ufr
+0+0088 <[^>]*> 44401000 	cfc1	\$0,\$2
+0+008c <[^>]*> 44401800 	cfc1	\$0,\$3
+0+0090 <[^>]*> 44402000 	cfc1	\$0,c1_unfr
+0+0094 <[^>]*> 44402800 	cfc1	\$0,\$5
+0+0098 <[^>]*> 44403000 	cfc1	\$0,\$6
+0+009c <[^>]*> 44403800 	cfc1	\$0,\$7
+0+00a0 <[^>]*> 44404000 	cfc1	\$0,\$8
+0+00a4 <[^>]*> 44404800 	cfc1	\$0,\$9
+0+00a8 <[^>]*> 44405000 	cfc1	\$0,\$10
+0+00ac <[^>]*> 44405800 	cfc1	\$0,\$11
+0+00b0 <[^>]*> 44406000 	cfc1	\$0,\$12
+0+00b4 <[^>]*> 44406800 	cfc1	\$0,\$13
+0+00b8 <[^>]*> 44407000 	cfc1	\$0,\$14
+0+00bc <[^>]*> 44407800 	cfc1	\$0,\$15
+0+00c0 <[^>]*> 44408000 	cfc1	\$0,\$16
+0+00c4 <[^>]*> 44408800 	cfc1	\$0,\$17
+0+00c8 <[^>]*> 44409000 	cfc1	\$0,\$18
+0+00cc <[^>]*> 44409800 	cfc1	\$0,\$19
+0+00d0 <[^>]*> 4440a000 	cfc1	\$0,\$20
+0+00d4 <[^>]*> 4440a800 	cfc1	\$0,\$21
+0+00d8 <[^>]*> 4440b000 	cfc1	\$0,\$22
+0+00dc <[^>]*> 4440b800 	cfc1	\$0,\$23
+0+00e0 <[^>]*> 4440c000 	cfc1	\$0,\$24
+0+00e4 <[^>]*> 4440c800 	cfc1	\$0,c1_fccr
+0+00e8 <[^>]*> 4440d000 	cfc1	\$0,c1_fexr
+0+00ec <[^>]*> 4440d800 	cfc1	\$0,\$27
+0+00f0 <[^>]*> 4440e000 	cfc1	\$0,c1_fenr
+0+00f4 <[^>]*> 4440e800 	cfc1	\$0,\$29
+0+00f8 <[^>]*> 4440f000 	cfc1	\$0,\$30
+0+00fc <[^>]*> 4440f800 	cfc1	\$0,c1_fcsr
+	\.\.\.
diff --git a/gas/testsuite/gas/mips/cp1-names-numeric.d b/gas/testsuite/gas/mips/cp1-names-numeric.d
new file mode 100644
index 0000000..e0ab337
--- /dev/null
+++ b/gas/testsuite/gas/mips/cp1-names-numeric.d
@@ -0,0 +1,74 @@
+#objdump: -dr --prefix-addresses --show-raw-insn -M gpr-names=numeric,cp1-names=numeric
+#name: MIPS CP1 register disassembly (numeric)
+#source: cp1-names.s
+
+# Check objdump's handling of -M cp1-names=foo options.
+
+.*: +file format .*mips.*
+
+Disassembly of section .text:
+0+0000 <[^>]*> 44c00000 	ctc1	\$0,\$0
+0+0004 <[^>]*> 44c00800 	ctc1	\$0,\$1
+0+0008 <[^>]*> 44c01000 	ctc1	\$0,\$2
+0+000c <[^>]*> 44c01800 	ctc1	\$0,\$3
+0+0010 <[^>]*> 44c02000 	ctc1	\$0,\$4
+0+0014 <[^>]*> 44c02800 	ctc1	\$0,\$5
+0+0018 <[^>]*> 44c03000 	ctc1	\$0,\$6
+0+001c <[^>]*> 44c03800 	ctc1	\$0,\$7
+0+0020 <[^>]*> 44c04000 	ctc1	\$0,\$8
+0+0024 <[^>]*> 44c04800 	ctc1	\$0,\$9
+0+0028 <[^>]*> 44c05000 	ctc1	\$0,\$10
+0+002c <[^>]*> 44c05800 	ctc1	\$0,\$11
+0+0030 <[^>]*> 44c06000 	ctc1	\$0,\$12
+0+0034 <[^>]*> 44c06800 	ctc1	\$0,\$13
+0+0038 <[^>]*> 44c07000 	ctc1	\$0,\$14
+0+003c <[^>]*> 44c07800 	ctc1	\$0,\$15
+0+0040 <[^>]*> 44c08000 	ctc1	\$0,\$16
+0+0044 <[^>]*> 44c08800 	ctc1	\$0,\$17
+0+0048 <[^>]*> 44c09000 	ctc1	\$0,\$18
+0+004c <[^>]*> 44c09800 	ctc1	\$0,\$19
+0+0050 <[^>]*> 44c0a000 	ctc1	\$0,\$20
+0+0054 <[^>]*> 44c0a800 	ctc1	\$0,\$21
+0+0058 <[^>]*> 44c0b000 	ctc1	\$0,\$22
+0+005c <[^>]*> 44c0b800 	ctc1	\$0,\$23
+0+0060 <[^>]*> 44c0c000 	ctc1	\$0,\$24
+0+0064 <[^>]*> 44c0c800 	ctc1	\$0,\$25
+0+0068 <[^>]*> 44c0d000 	ctc1	\$0,\$26
+0+006c <[^>]*> 44c0d800 	ctc1	\$0,\$27
+0+0070 <[^>]*> 44c0e000 	ctc1	\$0,\$28
+0+0074 <[^>]*> 44c0e800 	ctc1	\$0,\$29
+0+0078 <[^>]*> 44c0f000 	ctc1	\$0,\$30
+0+007c <[^>]*> 44c0f800 	ctc1	\$0,\$31
+0+0080 <[^>]*> 44400000 	cfc1	\$0,\$0
+0+0084 <[^>]*> 44400800 	cfc1	\$0,\$1
+0+0088 <[^>]*> 44401000 	cfc1	\$0,\$2
+0+008c <[^>]*> 44401800 	cfc1	\$0,\$3
+0+0090 <[^>]*> 44402000 	cfc1	\$0,\$4
+0+0094 <[^>]*> 44402800 	cfc1	\$0,\$5
+0+0098 <[^>]*> 44403000 	cfc1	\$0,\$6
+0+009c <[^>]*> 44403800 	cfc1	\$0,\$7
+0+00a0 <[^>]*> 44404000 	cfc1	\$0,\$8
+0+00a4 <[^>]*> 44404800 	cfc1	\$0,\$9
+0+00a8 <[^>]*> 44405000 	cfc1	\$0,\$10
+0+00ac <[^>]*> 44405800 	cfc1	\$0,\$11
+0+00b0 <[^>]*> 44406000 	cfc1	\$0,\$12
+0+00b4 <[^>]*> 44406800 	cfc1	\$0,\$13
+0+00b8 <[^>]*> 44407000 	cfc1	\$0,\$14
+0+00bc <[^>]*> 44407800 	cfc1	\$0,\$15
+0+00c0 <[^>]*> 44408000 	cfc1	\$0,\$16
+0+00c4 <[^>]*> 44408800 	cfc1	\$0,\$17
+0+00c8 <[^>]*> 44409000 	cfc1	\$0,\$18
+0+00cc <[^>]*> 44409800 	cfc1	\$0,\$19
+0+00d0 <[^>]*> 4440a000 	cfc1	\$0,\$20
+0+00d4 <[^>]*> 4440a800 	cfc1	\$0,\$21
+0+00d8 <[^>]*> 4440b000 	cfc1	\$0,\$22
+0+00dc <[^>]*> 4440b800 	cfc1	\$0,\$23
+0+00e0 <[^>]*> 4440c000 	cfc1	\$0,\$24
+0+00e4 <[^>]*> 4440c800 	cfc1	\$0,\$25
+0+00e8 <[^>]*> 4440d000 	cfc1	\$0,\$26
+0+00ec <[^>]*> 4440d800 	cfc1	\$0,\$27
+0+00f0 <[^>]*> 4440e000 	cfc1	\$0,\$28
+0+00f4 <[^>]*> 4440e800 	cfc1	\$0,\$29
+0+00f8 <[^>]*> 4440f000 	cfc1	\$0,\$30
+0+00fc <[^>]*> 4440f800 	cfc1	\$0,\$31
+	\.\.\.
diff --git a/gas/testsuite/gas/mips/cp1-names-r3000.d b/gas/testsuite/gas/mips/cp1-names-r3000.d
new file mode 100644
index 0000000..25b5bfb
--- /dev/null
+++ b/gas/testsuite/gas/mips/cp1-names-r3000.d
@@ -0,0 +1,75 @@
+#objdump: -dr --prefix-addresses --show-raw-insn -M gpr-names=numeric,cp1-names=r3000
+#name: MIPS CP1 register disassembly (r3000)
+#as: -32 -march=r3000
+#source: cp1-names.s
+
+# Check objdump's handling of -M cp1-names=foo options.
+
+.*: +file format .*mips.*
+
+Disassembly of section \.text:
+0+0000 <[^>]*> 44c00000 	ctc1	\$0,\$0
+0+0004 <[^>]*> 44c00800 	ctc1	\$0,\$1
+0+0008 <[^>]*> 44c01000 	ctc1	\$0,\$2
+0+000c <[^>]*> 44c01800 	ctc1	\$0,\$3
+0+0010 <[^>]*> 44c02000 	ctc1	\$0,\$4
+0+0014 <[^>]*> 44c02800 	ctc1	\$0,\$5
+0+0018 <[^>]*> 44c03000 	ctc1	\$0,\$6
+0+001c <[^>]*> 44c03800 	ctc1	\$0,\$7
+0+0020 <[^>]*> 44c04000 	ctc1	\$0,\$8
+0+0024 <[^>]*> 44c04800 	ctc1	\$0,\$9
+0+0028 <[^>]*> 44c05000 	ctc1	\$0,\$10
+0+002c <[^>]*> 44c05800 	ctc1	\$0,\$11
+0+0030 <[^>]*> 44c06000 	ctc1	\$0,\$12
+0+0034 <[^>]*> 44c06800 	ctc1	\$0,\$13
+0+0038 <[^>]*> 44c07000 	ctc1	\$0,\$14
+0+003c <[^>]*> 44c07800 	ctc1	\$0,\$15
+0+0040 <[^>]*> 44c08000 	ctc1	\$0,\$16
+0+0044 <[^>]*> 44c08800 	ctc1	\$0,\$17
+0+0048 <[^>]*> 44c09000 	ctc1	\$0,\$18
+0+004c <[^>]*> 44c09800 	ctc1	\$0,\$19
+0+0050 <[^>]*> 44c0a000 	ctc1	\$0,\$20
+0+0054 <[^>]*> 44c0a800 	ctc1	\$0,\$21
+0+0058 <[^>]*> 44c0b000 	ctc1	\$0,\$22
+0+005c <[^>]*> 44c0b800 	ctc1	\$0,\$23
+0+0060 <[^>]*> 44c0c000 	ctc1	\$0,\$24
+0+0064 <[^>]*> 44c0c800 	ctc1	\$0,\$25
+0+0068 <[^>]*> 44c0d000 	ctc1	\$0,\$26
+0+006c <[^>]*> 44c0d800 	ctc1	\$0,\$27
+0+0070 <[^>]*> 44c0e000 	ctc1	\$0,\$28
+0+0074 <[^>]*> 44c0e800 	ctc1	\$0,\$29
+0+0078 <[^>]*> 44c0f000 	ctc1	\$0,\$30
+0+007c <[^>]*> 44c0f800 	ctc1	\$0,\$31
+0+0080 <[^>]*> 44400000 	cfc1	\$0,\$0
+0+0084 <[^>]*> 44400800 	cfc1	\$0,\$1
+0+0088 <[^>]*> 44401000 	cfc1	\$0,\$2
+0+008c <[^>]*> 44401800 	cfc1	\$0,\$3
+0+0090 <[^>]*> 44402000 	cfc1	\$0,\$4
+0+0094 <[^>]*> 44402800 	cfc1	\$0,\$5
+0+0098 <[^>]*> 44403000 	cfc1	\$0,\$6
+0+009c <[^>]*> 44403800 	cfc1	\$0,\$7
+0+00a0 <[^>]*> 44404000 	cfc1	\$0,\$8
+0+00a4 <[^>]*> 44404800 	cfc1	\$0,\$9
+0+00a8 <[^>]*> 44405000 	cfc1	\$0,\$10
+0+00ac <[^>]*> 44405800 	cfc1	\$0,\$11
+0+00b0 <[^>]*> 44406000 	cfc1	\$0,\$12
+0+00b4 <[^>]*> 44406800 	cfc1	\$0,\$13
+0+00b8 <[^>]*> 44407000 	cfc1	\$0,\$14
+0+00bc <[^>]*> 44407800 	cfc1	\$0,\$15
+0+00c0 <[^>]*> 44408000 	cfc1	\$0,\$16
+0+00c4 <[^>]*> 44408800 	cfc1	\$0,\$17
+0+00c8 <[^>]*> 44409000 	cfc1	\$0,\$18
+0+00cc <[^>]*> 44409800 	cfc1	\$0,\$19
+0+00d0 <[^>]*> 4440a000 	cfc1	\$0,\$20
+0+00d4 <[^>]*> 4440a800 	cfc1	\$0,\$21
+0+00d8 <[^>]*> 4440b000 	cfc1	\$0,\$22
+0+00dc <[^>]*> 4440b800 	cfc1	\$0,\$23
+0+00e0 <[^>]*> 4440c000 	cfc1	\$0,\$24
+0+00e4 <[^>]*> 4440c800 	cfc1	\$0,\$25
+0+00e8 <[^>]*> 4440d000 	cfc1	\$0,\$26
+0+00ec <[^>]*> 4440d800 	cfc1	\$0,\$27
+0+00f0 <[^>]*> 4440e000 	cfc1	\$0,\$28
+0+00f4 <[^>]*> 4440e800 	cfc1	\$0,\$29
+0+00f8 <[^>]*> 4440f000 	cfc1	\$0,\$30
+0+00fc <[^>]*> 4440f800 	cfc1	\$0,\$31
+	\.\.\.
diff --git a/gas/testsuite/gas/mips/cp1-names-r4000.d b/gas/testsuite/gas/mips/cp1-names-r4000.d
new file mode 100644
index 0000000..a1030a2
--- /dev/null
+++ b/gas/testsuite/gas/mips/cp1-names-r4000.d
@@ -0,0 +1,75 @@
+#objdump: -dr --prefix-addresses --show-raw-insn -M gpr-names=numeric
+#name: MIPS CP1 register disassembly
+#as: -32 -march=r4000
+#source: cp1-names.s
+
+# Check objdump's handling of -M cp1-names=foo options.
+
+.*: +file format .*mips.*
+
+Disassembly of section \.text:
+0+0000 <[^>]*> 44c00000 	ctc1	\$0,\$0
+0+0004 <[^>]*> 44c00800 	ctc1	\$0,\$1
+0+0008 <[^>]*> 44c01000 	ctc1	\$0,\$2
+0+000c <[^>]*> 44c01800 	ctc1	\$0,\$3
+0+0010 <[^>]*> 44c02000 	ctc1	\$0,\$4
+0+0014 <[^>]*> 44c02800 	ctc1	\$0,\$5
+0+0018 <[^>]*> 44c03000 	ctc1	\$0,\$6
+0+001c <[^>]*> 44c03800 	ctc1	\$0,\$7
+0+0020 <[^>]*> 44c04000 	ctc1	\$0,\$8
+0+0024 <[^>]*> 44c04800 	ctc1	\$0,\$9
+0+0028 <[^>]*> 44c05000 	ctc1	\$0,\$10
+0+002c <[^>]*> 44c05800 	ctc1	\$0,\$11
+0+0030 <[^>]*> 44c06000 	ctc1	\$0,\$12
+0+0034 <[^>]*> 44c06800 	ctc1	\$0,\$13
+0+0038 <[^>]*> 44c07000 	ctc1	\$0,\$14
+0+003c <[^>]*> 44c07800 	ctc1	\$0,\$15
+0+0040 <[^>]*> 44c08000 	ctc1	\$0,\$16
+0+0044 <[^>]*> 44c08800 	ctc1	\$0,\$17
+0+0048 <[^>]*> 44c09000 	ctc1	\$0,\$18
+0+004c <[^>]*> 44c09800 	ctc1	\$0,\$19
+0+0050 <[^>]*> 44c0a000 	ctc1	\$0,\$20
+0+0054 <[^>]*> 44c0a800 	ctc1	\$0,\$21
+0+0058 <[^>]*> 44c0b000 	ctc1	\$0,\$22
+0+005c <[^>]*> 44c0b800 	ctc1	\$0,\$23
+0+0060 <[^>]*> 44c0c000 	ctc1	\$0,\$24
+0+0064 <[^>]*> 44c0c800 	ctc1	\$0,\$25
+0+0068 <[^>]*> 44c0d000 	ctc1	\$0,\$26
+0+006c <[^>]*> 44c0d800 	ctc1	\$0,\$27
+0+0070 <[^>]*> 44c0e000 	ctc1	\$0,\$28
+0+0074 <[^>]*> 44c0e800 	ctc1	\$0,\$29
+0+0078 <[^>]*> 44c0f000 	ctc1	\$0,\$30
+0+007c <[^>]*> 44c0f800 	ctc1	\$0,\$31
+0+0080 <[^>]*> 44400000 	cfc1	\$0,\$0
+0+0084 <[^>]*> 44400800 	cfc1	\$0,\$1
+0+0088 <[^>]*> 44401000 	cfc1	\$0,\$2
+0+008c <[^>]*> 44401800 	cfc1	\$0,\$3
+0+0090 <[^>]*> 44402000 	cfc1	\$0,\$4
+0+0094 <[^>]*> 44402800 	cfc1	\$0,\$5
+0+0098 <[^>]*> 44403000 	cfc1	\$0,\$6
+0+009c <[^>]*> 44403800 	cfc1	\$0,\$7
+0+00a0 <[^>]*> 44404000 	cfc1	\$0,\$8
+0+00a4 <[^>]*> 44404800 	cfc1	\$0,\$9
+0+00a8 <[^>]*> 44405000 	cfc1	\$0,\$10
+0+00ac <[^>]*> 44405800 	cfc1	\$0,\$11
+0+00b0 <[^>]*> 44406000 	cfc1	\$0,\$12
+0+00b4 <[^>]*> 44406800 	cfc1	\$0,\$13
+0+00b8 <[^>]*> 44407000 	cfc1	\$0,\$14
+0+00bc <[^>]*> 44407800 	cfc1	\$0,\$15
+0+00c0 <[^>]*> 44408000 	cfc1	\$0,\$16
+0+00c4 <[^>]*> 44408800 	cfc1	\$0,\$17
+0+00c8 <[^>]*> 44409000 	cfc1	\$0,\$18
+0+00cc <[^>]*> 44409800 	cfc1	\$0,\$19
+0+00d0 <[^>]*> 4440a000 	cfc1	\$0,\$20
+0+00d4 <[^>]*> 4440a800 	cfc1	\$0,\$21
+0+00d8 <[^>]*> 4440b000 	cfc1	\$0,\$22
+0+00dc <[^>]*> 4440b800 	cfc1	\$0,\$23
+0+00e0 <[^>]*> 4440c000 	cfc1	\$0,\$24
+0+00e4 <[^>]*> 4440c800 	cfc1	\$0,\$25
+0+00e8 <[^>]*> 4440d000 	cfc1	\$0,\$26
+0+00ec <[^>]*> 4440d800 	cfc1	\$0,\$27
+0+00f0 <[^>]*> 4440e000 	cfc1	\$0,\$28
+0+00f4 <[^>]*> 4440e800 	cfc1	\$0,\$29
+0+00f8 <[^>]*> 4440f000 	cfc1	\$0,\$30
+0+00fc <[^>]*> 4440f800 	cfc1	\$0,\$31
+	\.\.\.
diff --git a/gas/testsuite/gas/mips/cp1-names-sb1.d b/gas/testsuite/gas/mips/cp1-names-sb1.d
new file mode 100644
index 0000000..dc4407d
--- /dev/null
+++ b/gas/testsuite/gas/mips/cp1-names-sb1.d
@@ -0,0 +1,74 @@
+#objdump: -dr --prefix-addresses --show-raw-insn -M gpr-names=numeric,cp1-names=sb1
+#name: MIPS CP1 register disassembly (sb1)
+#source: cp1-names.s
+
+# Check objdump's handling of -M cp1-names=foo options.
+
+.*: +file format .*mips.*
+
+Disassembly of section .text:
+0+0000 <[^>]*> 44c00000 	ctc1	\$0,c1_fir
+0+0004 <[^>]*> 44c00800 	ctc1	\$0,c1_ufr
+0+0008 <[^>]*> 44c01000 	ctc1	\$0,\$2
+0+000c <[^>]*> 44c01800 	ctc1	\$0,\$3
+0+0010 <[^>]*> 44c02000 	ctc1	\$0,c1_unfr
+0+0014 <[^>]*> 44c02800 	ctc1	\$0,\$5
+0+0018 <[^>]*> 44c03000 	ctc1	\$0,\$6
+0+001c <[^>]*> 44c03800 	ctc1	\$0,\$7
+0+0020 <[^>]*> 44c04000 	ctc1	\$0,\$8
+0+0024 <[^>]*> 44c04800 	ctc1	\$0,\$9
+0+0028 <[^>]*> 44c05000 	ctc1	\$0,\$10
+0+002c <[^>]*> 44c05800 	ctc1	\$0,\$11
+0+0030 <[^>]*> 44c06000 	ctc1	\$0,\$12
+0+0034 <[^>]*> 44c06800 	ctc1	\$0,\$13
+0+0038 <[^>]*> 44c07000 	ctc1	\$0,\$14
+0+003c <[^>]*> 44c07800 	ctc1	\$0,\$15
+0+0040 <[^>]*> 44c08000 	ctc1	\$0,\$16
+0+0044 <[^>]*> 44c08800 	ctc1	\$0,\$17
+0+0048 <[^>]*> 44c09000 	ctc1	\$0,\$18
+0+004c <[^>]*> 44c09800 	ctc1	\$0,\$19
+0+0050 <[^>]*> 44c0a000 	ctc1	\$0,\$20
+0+0054 <[^>]*> 44c0a800 	ctc1	\$0,\$21
+0+0058 <[^>]*> 44c0b000 	ctc1	\$0,\$22
+0+005c <[^>]*> 44c0b800 	ctc1	\$0,\$23
+0+0060 <[^>]*> 44c0c000 	ctc1	\$0,\$24
+0+0064 <[^>]*> 44c0c800 	ctc1	\$0,c1_fccr
+0+0068 <[^>]*> 44c0d000 	ctc1	\$0,c1_fexr
+0+006c <[^>]*> 44c0d800 	ctc1	\$0,\$27
+0+0070 <[^>]*> 44c0e000 	ctc1	\$0,c1_fenr
+0+0074 <[^>]*> 44c0e800 	ctc1	\$0,\$29
+0+0078 <[^>]*> 44c0f000 	ctc1	\$0,\$30
+0+007c <[^>]*> 44c0f800 	ctc1	\$0,c1_fcsr
+0+0080 <[^>]*> 44400000 	cfc1	\$0,c1_fir
+0+0084 <[^>]*> 44400800 	cfc1	\$0,c1_ufr
+0+0088 <[^>]*> 44401000 	cfc1	\$0,\$2
+0+008c <[^>]*> 44401800 	cfc1	\$0,\$3
+0+0090 <[^>]*> 44402000 	cfc1	\$0,c1_unfr
+0+0094 <[^>]*> 44402800 	cfc1	\$0,\$5
+0+0098 <[^>]*> 44403000 	cfc1	\$0,\$6
+0+009c <[^>]*> 44403800 	cfc1	\$0,\$7
+0+00a0 <[^>]*> 44404000 	cfc1	\$0,\$8
+0+00a4 <[^>]*> 44404800 	cfc1	\$0,\$9
+0+00a8 <[^>]*> 44405000 	cfc1	\$0,\$10
+0+00ac <[^>]*> 44405800 	cfc1	\$0,\$11
+0+00b0 <[^>]*> 44406000 	cfc1	\$0,\$12
+0+00b4 <[^>]*> 44406800 	cfc1	\$0,\$13
+0+00b8 <[^>]*> 44407000 	cfc1	\$0,\$14
+0+00bc <[^>]*> 44407800 	cfc1	\$0,\$15
+0+00c0 <[^>]*> 44408000 	cfc1	\$0,\$16
+0+00c4 <[^>]*> 44408800 	cfc1	\$0,\$17
+0+00c8 <[^>]*> 44409000 	cfc1	\$0,\$18
+0+00cc <[^>]*> 44409800 	cfc1	\$0,\$19
+0+00d0 <[^>]*> 4440a000 	cfc1	\$0,\$20
+0+00d4 <[^>]*> 4440a800 	cfc1	\$0,\$21
+0+00d8 <[^>]*> 4440b000 	cfc1	\$0,\$22
+0+00dc <[^>]*> 4440b800 	cfc1	\$0,\$23
+0+00e0 <[^>]*> 4440c000 	cfc1	\$0,\$24
+0+00e4 <[^>]*> 4440c800 	cfc1	\$0,c1_fccr
+0+00e8 <[^>]*> 4440d000 	cfc1	\$0,c1_fexr
+0+00ec <[^>]*> 4440d800 	cfc1	\$0,\$27
+0+00f0 <[^>]*> 4440e000 	cfc1	\$0,c1_fenr
+0+00f4 <[^>]*> 4440e800 	cfc1	\$0,\$29
+0+00f8 <[^>]*> 4440f000 	cfc1	\$0,\$30
+0+00fc <[^>]*> 4440f800 	cfc1	\$0,c1_fcsr
+	\.\.\.
diff --git a/gas/testsuite/gas/mips/cp1-names.s b/gas/testsuite/gas/mips/cp1-names.s
new file mode 100644
index 0000000..7572354
--- /dev/null
+++ b/gas/testsuite/gas/mips/cp1-names.s
@@ -0,0 +1,77 @@
+# source file to test objdump's disassembly using various styles of
+# CP1 register names.
+
+	.set noreorder
+	.set noat
+
+	.globl text_label .text
+text_label:
+
+	ctc1	$0, $0
+	ctc1	$0, $1
+	ctc1	$0, $2
+	ctc1	$0, $3
+	ctc1	$0, $4
+	ctc1	$0, $5
+	ctc1	$0, $6
+	ctc1	$0, $7
+	ctc1	$0, $8
+	ctc1	$0, $9
+	ctc1	$0, $10
+	ctc1	$0, $11
+	ctc1	$0, $12
+	ctc1	$0, $13
+	ctc1	$0, $14
+	ctc1	$0, $15
+	ctc1	$0, $16
+	ctc1	$0, $17
+	ctc1	$0, $18
+	ctc1	$0, $19
+	ctc1	$0, $20
+	ctc1	$0, $21
+	ctc1	$0, $22
+	ctc1	$0, $23
+	ctc1	$0, $24
+	ctc1	$0, $25
+	ctc1	$0, $26
+	ctc1	$0, $27
+	ctc1	$0, $28
+	ctc1	$0, $29
+	ctc1	$0, $30
+	ctc1	$0, $31
+
+	cfc1	$0, $0
+	cfc1	$0, $1
+	cfc1	$0, $2
+	cfc1	$0, $3
+	cfc1	$0, $4
+	cfc1	$0, $5
+	cfc1	$0, $6
+	cfc1	$0, $7
+	cfc1	$0, $8
+	cfc1	$0, $9
+	cfc1	$0, $10
+	cfc1	$0, $11
+	cfc1	$0, $12
+	cfc1	$0, $13
+	cfc1	$0, $14
+	cfc1	$0, $15
+	cfc1	$0, $16
+	cfc1	$0, $17
+	cfc1	$0, $18
+	cfc1	$0, $19
+	cfc1	$0, $20
+	cfc1	$0, $21
+	cfc1	$0, $22
+	cfc1	$0, $23
+	cfc1	$0, $24
+	cfc1	$0, $25
+	cfc1	$0, $26
+	cfc1	$0, $27
+	cfc1	$0, $28
+	cfc1	$0, $29
+	cfc1	$0, $30
+	cfc1	$0, $31
+
+# Force at least 8 (non-delay-slot) zero bytes, to make 'objdump' print ...
+      .space  8
diff --git a/gas/testsuite/gas/mips/micromips-insn32.d b/gas/testsuite/gas/mips/micromips-insn32.d
index a28c519..c0ff2db 100644
--- a/gas/testsuite/gas/mips/micromips-insn32.d
+++ b/gas/testsuite/gas/mips/micromips-insn32.d
@@ -5412,11 +5412,11 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	5401 1b3b 	ceil\.w\.s	\$f0,\$f1
 [ 0-9a-f]+:	57df 1b3b 	ceil\.w\.s	\$f30,\$f31
 [ 0-9a-f]+:	5442 1b3b 	ceil\.w\.s	\$f2,\$f2
-[ 0-9a-f]+:	54a0 103b 	cfc1	a1,\$0
-[ 0-9a-f]+:	54a1 103b 	cfc1	a1,\$1
+[ 0-9a-f]+:	54a0 103b 	cfc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 103b 	cfc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 103b 	cfc1	a1,\$2
 [ 0-9a-f]+:	54a3 103b 	cfc1	a1,\$3
-[ 0-9a-f]+:	54a4 103b 	cfc1	a1,\$4
+[ 0-9a-f]+:	54a4 103b 	cfc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 103b 	cfc1	a1,\$5
 [ 0-9a-f]+:	54a6 103b 	cfc1	a1,\$6
 [ 0-9a-f]+:	54a7 103b 	cfc1	a1,\$7
@@ -5437,18 +5437,18 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 103b 	cfc1	a1,\$22
 [ 0-9a-f]+:	54b7 103b 	cfc1	a1,\$23
 [ 0-9a-f]+:	54b8 103b 	cfc1	a1,\$24
-[ 0-9a-f]+:	54b9 103b 	cfc1	a1,\$25
-[ 0-9a-f]+:	54ba 103b 	cfc1	a1,\$26
+[ 0-9a-f]+:	54b9 103b 	cfc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 103b 	cfc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 103b 	cfc1	a1,\$27
-[ 0-9a-f]+:	54bc 103b 	cfc1	a1,\$28
+[ 0-9a-f]+:	54bc 103b 	cfc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 103b 	cfc1	a1,\$29
 [ 0-9a-f]+:	54be 103b 	cfc1	a1,\$30
-[ 0-9a-f]+:	54bf 103b 	cfc1	a1,\$31
-[ 0-9a-f]+:	54a0 103b 	cfc1	a1,\$0
-[ 0-9a-f]+:	54a1 103b 	cfc1	a1,\$1
+[ 0-9a-f]+:	54bf 103b 	cfc1	a1,c1_fcsr
+[ 0-9a-f]+:	54a0 103b 	cfc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 103b 	cfc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 103b 	cfc1	a1,\$2
 [ 0-9a-f]+:	54a3 103b 	cfc1	a1,\$3
-[ 0-9a-f]+:	54a4 103b 	cfc1	a1,\$4
+[ 0-9a-f]+:	54a4 103b 	cfc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 103b 	cfc1	a1,\$5
 [ 0-9a-f]+:	54a6 103b 	cfc1	a1,\$6
 [ 0-9a-f]+:	54a7 103b 	cfc1	a1,\$7
@@ -5469,13 +5469,13 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 103b 	cfc1	a1,\$22
 [ 0-9a-f]+:	54b7 103b 	cfc1	a1,\$23
 [ 0-9a-f]+:	54b8 103b 	cfc1	a1,\$24
-[ 0-9a-f]+:	54b9 103b 	cfc1	a1,\$25
-[ 0-9a-f]+:	54ba 103b 	cfc1	a1,\$26
+[ 0-9a-f]+:	54b9 103b 	cfc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 103b 	cfc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 103b 	cfc1	a1,\$27
-[ 0-9a-f]+:	54bc 103b 	cfc1	a1,\$28
+[ 0-9a-f]+:	54bc 103b 	cfc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 103b 	cfc1	a1,\$29
 [ 0-9a-f]+:	54be 103b 	cfc1	a1,\$30
-[ 0-9a-f]+:	54bf 103b 	cfc1	a1,\$31
+[ 0-9a-f]+:	54bf 103b 	cfc1	a1,c1_fcsr
 [ 0-9a-f]+:	00a0 cd3c 	cfc2	a1,\$0
 [ 0-9a-f]+:	00a1 cd3c 	cfc2	a1,\$1
 [ 0-9a-f]+:	00a2 cd3c 	cfc2	a1,\$2
@@ -5508,11 +5508,11 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	00bd cd3c 	cfc2	a1,\$29
 [ 0-9a-f]+:	00be cd3c 	cfc2	a1,\$30
 [ 0-9a-f]+:	00bf cd3c 	cfc2	a1,\$31
-[ 0-9a-f]+:	54a0 183b 	ctc1	a1,\$0
-[ 0-9a-f]+:	54a1 183b 	ctc1	a1,\$1
+[ 0-9a-f]+:	54a0 183b 	ctc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 183b 	ctc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 183b 	ctc1	a1,\$2
 [ 0-9a-f]+:	54a3 183b 	ctc1	a1,\$3
-[ 0-9a-f]+:	54a4 183b 	ctc1	a1,\$4
+[ 0-9a-f]+:	54a4 183b 	ctc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 183b 	ctc1	a1,\$5
 [ 0-9a-f]+:	54a6 183b 	ctc1	a1,\$6
 [ 0-9a-f]+:	54a7 183b 	ctc1	a1,\$7
@@ -5533,18 +5533,18 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 183b 	ctc1	a1,\$22
 [ 0-9a-f]+:	54b7 183b 	ctc1	a1,\$23
 [ 0-9a-f]+:	54b8 183b 	ctc1	a1,\$24
-[ 0-9a-f]+:	54b9 183b 	ctc1	a1,\$25
-[ 0-9a-f]+:	54ba 183b 	ctc1	a1,\$26
+[ 0-9a-f]+:	54b9 183b 	ctc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 183b 	ctc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 183b 	ctc1	a1,\$27
-[ 0-9a-f]+:	54bc 183b 	ctc1	a1,\$28
+[ 0-9a-f]+:	54bc 183b 	ctc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 183b 	ctc1	a1,\$29
 [ 0-9a-f]+:	54be 183b 	ctc1	a1,\$30
-[ 0-9a-f]+:	54bf 183b 	ctc1	a1,\$31
-[ 0-9a-f]+:	54a0 183b 	ctc1	a1,\$0
-[ 0-9a-f]+:	54a1 183b 	ctc1	a1,\$1
+[ 0-9a-f]+:	54bf 183b 	ctc1	a1,c1_fcsr
+[ 0-9a-f]+:	54a0 183b 	ctc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 183b 	ctc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 183b 	ctc1	a1,\$2
 [ 0-9a-f]+:	54a3 183b 	ctc1	a1,\$3
-[ 0-9a-f]+:	54a4 183b 	ctc1	a1,\$4
+[ 0-9a-f]+:	54a4 183b 	ctc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 183b 	ctc1	a1,\$5
 [ 0-9a-f]+:	54a6 183b 	ctc1	a1,\$6
 [ 0-9a-f]+:	54a7 183b 	ctc1	a1,\$7
@@ -5565,13 +5565,13 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 183b 	ctc1	a1,\$22
 [ 0-9a-f]+:	54b7 183b 	ctc1	a1,\$23
 [ 0-9a-f]+:	54b8 183b 	ctc1	a1,\$24
-[ 0-9a-f]+:	54b9 183b 	ctc1	a1,\$25
-[ 0-9a-f]+:	54ba 183b 	ctc1	a1,\$26
+[ 0-9a-f]+:	54b9 183b 	ctc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 183b 	ctc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 183b 	ctc1	a1,\$27
-[ 0-9a-f]+:	54bc 183b 	ctc1	a1,\$28
+[ 0-9a-f]+:	54bc 183b 	ctc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 183b 	ctc1	a1,\$29
 [ 0-9a-f]+:	54be 183b 	ctc1	a1,\$30
-[ 0-9a-f]+:	54bf 183b 	ctc1	a1,\$31
+[ 0-9a-f]+:	54bf 183b 	ctc1	a1,c1_fcsr
 [ 0-9a-f]+:	00a0 dd3c 	ctc2	a1,\$0
 [ 0-9a-f]+:	00a1 dd3c 	ctc2	a1,\$1
 [ 0-9a-f]+:	00a2 dd3c 	ctc2	a1,\$2
@@ -6787,11 +6787,11 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54bd 243b 	dmfc1	a1,\$f29
 [ 0-9a-f]+:	54be 243b 	dmfc1	a1,\$f30
 [ 0-9a-f]+:	54bf 243b 	dmfc1	a1,\$f31
-[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,\$0
-[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,\$1
+[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 2c3b 	dmtc1	a1,\$2
 [ 0-9a-f]+:	54a3 2c3b 	dmtc1	a1,\$3
-[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,\$4
+[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 2c3b 	dmtc1	a1,\$5
 [ 0-9a-f]+:	54a6 2c3b 	dmtc1	a1,\$6
 [ 0-9a-f]+:	54a7 2c3b 	dmtc1	a1,\$7
@@ -6812,18 +6812,18 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 2c3b 	dmtc1	a1,\$22
 [ 0-9a-f]+:	54b7 2c3b 	dmtc1	a1,\$23
 [ 0-9a-f]+:	54b8 2c3b 	dmtc1	a1,\$24
-[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,\$25
-[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,\$26
+[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 2c3b 	dmtc1	a1,\$27
-[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,\$28
+[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 2c3b 	dmtc1	a1,\$29
 [ 0-9a-f]+:	54be 2c3b 	dmtc1	a1,\$30
-[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,\$31
-[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,\$0
-[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,\$1
+[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,c1_fcsr
+[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 2c3b 	dmtc1	a1,\$2
 [ 0-9a-f]+:	54a3 2c3b 	dmtc1	a1,\$3
-[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,\$4
+[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 2c3b 	dmtc1	a1,\$5
 [ 0-9a-f]+:	54a6 2c3b 	dmtc1	a1,\$6
 [ 0-9a-f]+:	54a7 2c3b 	dmtc1	a1,\$7
@@ -6844,13 +6844,13 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 2c3b 	dmtc1	a1,\$22
 [ 0-9a-f]+:	54b7 2c3b 	dmtc1	a1,\$23
 [ 0-9a-f]+:	54b8 2c3b 	dmtc1	a1,\$24
-[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,\$25
-[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,\$26
+[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 2c3b 	dmtc1	a1,\$27
-[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,\$28
+[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 2c3b 	dmtc1	a1,\$29
 [ 0-9a-f]+:	54be 2c3b 	dmtc1	a1,\$30
-[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,\$31
+[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,c1_fcsr
 [ 0-9a-f]+:	0040 6d3c 	dmfc2	v0,\$0
 [ 0-9a-f]+:	0041 6d3c 	dmfc2	v0,\$1
 [ 0-9a-f]+:	0042 6d3c 	dmfc2	v0,\$2
diff --git a/gas/testsuite/gas/mips/micromips-noinsn32.d b/gas/testsuite/gas/mips/micromips-noinsn32.d
index 520c9cb..5bbaab1 100644
--- a/gas/testsuite/gas/mips/micromips-noinsn32.d
+++ b/gas/testsuite/gas/mips/micromips-noinsn32.d
@@ -5391,11 +5391,11 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	5401 1b3b 	ceil\.w\.s	\$f0,\$f1
 [ 0-9a-f]+:	57df 1b3b 	ceil\.w\.s	\$f30,\$f31
 [ 0-9a-f]+:	5442 1b3b 	ceil\.w\.s	\$f2,\$f2
-[ 0-9a-f]+:	54a0 103b 	cfc1	a1,\$0
-[ 0-9a-f]+:	54a1 103b 	cfc1	a1,\$1
+[ 0-9a-f]+:	54a0 103b 	cfc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 103b 	cfc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 103b 	cfc1	a1,\$2
 [ 0-9a-f]+:	54a3 103b 	cfc1	a1,\$3
-[ 0-9a-f]+:	54a4 103b 	cfc1	a1,\$4
+[ 0-9a-f]+:	54a4 103b 	cfc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 103b 	cfc1	a1,\$5
 [ 0-9a-f]+:	54a6 103b 	cfc1	a1,\$6
 [ 0-9a-f]+:	54a7 103b 	cfc1	a1,\$7
@@ -5416,18 +5416,18 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 103b 	cfc1	a1,\$22
 [ 0-9a-f]+:	54b7 103b 	cfc1	a1,\$23
 [ 0-9a-f]+:	54b8 103b 	cfc1	a1,\$24
-[ 0-9a-f]+:	54b9 103b 	cfc1	a1,\$25
-[ 0-9a-f]+:	54ba 103b 	cfc1	a1,\$26
+[ 0-9a-f]+:	54b9 103b 	cfc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 103b 	cfc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 103b 	cfc1	a1,\$27
-[ 0-9a-f]+:	54bc 103b 	cfc1	a1,\$28
+[ 0-9a-f]+:	54bc 103b 	cfc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 103b 	cfc1	a1,\$29
 [ 0-9a-f]+:	54be 103b 	cfc1	a1,\$30
-[ 0-9a-f]+:	54bf 103b 	cfc1	a1,\$31
-[ 0-9a-f]+:	54a0 103b 	cfc1	a1,\$0
-[ 0-9a-f]+:	54a1 103b 	cfc1	a1,\$1
+[ 0-9a-f]+:	54bf 103b 	cfc1	a1,c1_fcsr
+[ 0-9a-f]+:	54a0 103b 	cfc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 103b 	cfc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 103b 	cfc1	a1,\$2
 [ 0-9a-f]+:	54a3 103b 	cfc1	a1,\$3
-[ 0-9a-f]+:	54a4 103b 	cfc1	a1,\$4
+[ 0-9a-f]+:	54a4 103b 	cfc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 103b 	cfc1	a1,\$5
 [ 0-9a-f]+:	54a6 103b 	cfc1	a1,\$6
 [ 0-9a-f]+:	54a7 103b 	cfc1	a1,\$7
@@ -5448,13 +5448,13 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 103b 	cfc1	a1,\$22
 [ 0-9a-f]+:	54b7 103b 	cfc1	a1,\$23
 [ 0-9a-f]+:	54b8 103b 	cfc1	a1,\$24
-[ 0-9a-f]+:	54b9 103b 	cfc1	a1,\$25
-[ 0-9a-f]+:	54ba 103b 	cfc1	a1,\$26
+[ 0-9a-f]+:	54b9 103b 	cfc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 103b 	cfc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 103b 	cfc1	a1,\$27
-[ 0-9a-f]+:	54bc 103b 	cfc1	a1,\$28
+[ 0-9a-f]+:	54bc 103b 	cfc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 103b 	cfc1	a1,\$29
 [ 0-9a-f]+:	54be 103b 	cfc1	a1,\$30
-[ 0-9a-f]+:	54bf 103b 	cfc1	a1,\$31
+[ 0-9a-f]+:	54bf 103b 	cfc1	a1,c1_fcsr
 [ 0-9a-f]+:	00a0 cd3c 	cfc2	a1,\$0
 [ 0-9a-f]+:	00a1 cd3c 	cfc2	a1,\$1
 [ 0-9a-f]+:	00a2 cd3c 	cfc2	a1,\$2
@@ -5487,11 +5487,11 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	00bd cd3c 	cfc2	a1,\$29
 [ 0-9a-f]+:	00be cd3c 	cfc2	a1,\$30
 [ 0-9a-f]+:	00bf cd3c 	cfc2	a1,\$31
-[ 0-9a-f]+:	54a0 183b 	ctc1	a1,\$0
-[ 0-9a-f]+:	54a1 183b 	ctc1	a1,\$1
+[ 0-9a-f]+:	54a0 183b 	ctc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 183b 	ctc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 183b 	ctc1	a1,\$2
 [ 0-9a-f]+:	54a3 183b 	ctc1	a1,\$3
-[ 0-9a-f]+:	54a4 183b 	ctc1	a1,\$4
+[ 0-9a-f]+:	54a4 183b 	ctc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 183b 	ctc1	a1,\$5
 [ 0-9a-f]+:	54a6 183b 	ctc1	a1,\$6
 [ 0-9a-f]+:	54a7 183b 	ctc1	a1,\$7
@@ -5512,18 +5512,18 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 183b 	ctc1	a1,\$22
 [ 0-9a-f]+:	54b7 183b 	ctc1	a1,\$23
 [ 0-9a-f]+:	54b8 183b 	ctc1	a1,\$24
-[ 0-9a-f]+:	54b9 183b 	ctc1	a1,\$25
-[ 0-9a-f]+:	54ba 183b 	ctc1	a1,\$26
+[ 0-9a-f]+:	54b9 183b 	ctc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 183b 	ctc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 183b 	ctc1	a1,\$27
-[ 0-9a-f]+:	54bc 183b 	ctc1	a1,\$28
+[ 0-9a-f]+:	54bc 183b 	ctc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 183b 	ctc1	a1,\$29
 [ 0-9a-f]+:	54be 183b 	ctc1	a1,\$30
-[ 0-9a-f]+:	54bf 183b 	ctc1	a1,\$31
-[ 0-9a-f]+:	54a0 183b 	ctc1	a1,\$0
-[ 0-9a-f]+:	54a1 183b 	ctc1	a1,\$1
+[ 0-9a-f]+:	54bf 183b 	ctc1	a1,c1_fcsr
+[ 0-9a-f]+:	54a0 183b 	ctc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 183b 	ctc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 183b 	ctc1	a1,\$2
 [ 0-9a-f]+:	54a3 183b 	ctc1	a1,\$3
-[ 0-9a-f]+:	54a4 183b 	ctc1	a1,\$4
+[ 0-9a-f]+:	54a4 183b 	ctc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 183b 	ctc1	a1,\$5
 [ 0-9a-f]+:	54a6 183b 	ctc1	a1,\$6
 [ 0-9a-f]+:	54a7 183b 	ctc1	a1,\$7
@@ -5544,13 +5544,13 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 183b 	ctc1	a1,\$22
 [ 0-9a-f]+:	54b7 183b 	ctc1	a1,\$23
 [ 0-9a-f]+:	54b8 183b 	ctc1	a1,\$24
-[ 0-9a-f]+:	54b9 183b 	ctc1	a1,\$25
-[ 0-9a-f]+:	54ba 183b 	ctc1	a1,\$26
+[ 0-9a-f]+:	54b9 183b 	ctc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 183b 	ctc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 183b 	ctc1	a1,\$27
-[ 0-9a-f]+:	54bc 183b 	ctc1	a1,\$28
+[ 0-9a-f]+:	54bc 183b 	ctc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 183b 	ctc1	a1,\$29
 [ 0-9a-f]+:	54be 183b 	ctc1	a1,\$30
-[ 0-9a-f]+:	54bf 183b 	ctc1	a1,\$31
+[ 0-9a-f]+:	54bf 183b 	ctc1	a1,c1_fcsr
 [ 0-9a-f]+:	00a0 dd3c 	ctc2	a1,\$0
 [ 0-9a-f]+:	00a1 dd3c 	ctc2	a1,\$1
 [ 0-9a-f]+:	00a2 dd3c 	ctc2	a1,\$2
@@ -6766,11 +6766,11 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54bd 243b 	dmfc1	a1,\$f29
 [ 0-9a-f]+:	54be 243b 	dmfc1	a1,\$f30
 [ 0-9a-f]+:	54bf 243b 	dmfc1	a1,\$f31
-[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,\$0
-[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,\$1
+[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 2c3b 	dmtc1	a1,\$2
 [ 0-9a-f]+:	54a3 2c3b 	dmtc1	a1,\$3
-[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,\$4
+[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 2c3b 	dmtc1	a1,\$5
 [ 0-9a-f]+:	54a6 2c3b 	dmtc1	a1,\$6
 [ 0-9a-f]+:	54a7 2c3b 	dmtc1	a1,\$7
@@ -6791,18 +6791,18 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 2c3b 	dmtc1	a1,\$22
 [ 0-9a-f]+:	54b7 2c3b 	dmtc1	a1,\$23
 [ 0-9a-f]+:	54b8 2c3b 	dmtc1	a1,\$24
-[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,\$25
-[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,\$26
+[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 2c3b 	dmtc1	a1,\$27
-[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,\$28
+[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 2c3b 	dmtc1	a1,\$29
 [ 0-9a-f]+:	54be 2c3b 	dmtc1	a1,\$30
-[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,\$31
-[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,\$0
-[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,\$1
+[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,c1_fcsr
+[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 2c3b 	dmtc1	a1,\$2
 [ 0-9a-f]+:	54a3 2c3b 	dmtc1	a1,\$3
-[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,\$4
+[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 2c3b 	dmtc1	a1,\$5
 [ 0-9a-f]+:	54a6 2c3b 	dmtc1	a1,\$6
 [ 0-9a-f]+:	54a7 2c3b 	dmtc1	a1,\$7
@@ -6823,13 +6823,13 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 2c3b 	dmtc1	a1,\$22
 [ 0-9a-f]+:	54b7 2c3b 	dmtc1	a1,\$23
 [ 0-9a-f]+:	54b8 2c3b 	dmtc1	a1,\$24
-[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,\$25
-[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,\$26
+[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 2c3b 	dmtc1	a1,\$27
-[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,\$28
+[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 2c3b 	dmtc1	a1,\$29
 [ 0-9a-f]+:	54be 2c3b 	dmtc1	a1,\$30
-[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,\$31
+[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,c1_fcsr
 [ 0-9a-f]+:	0040 6d3c 	dmfc2	v0,\$0
 [ 0-9a-f]+:	0041 6d3c 	dmfc2	v0,\$1
 [ 0-9a-f]+:	0042 6d3c 	dmfc2	v0,\$2
diff --git a/gas/testsuite/gas/mips/micromips-trap.d b/gas/testsuite/gas/mips/micromips-trap.d
index f1167a0..cfb0979 100644
--- a/gas/testsuite/gas/mips/micromips-trap.d
+++ b/gas/testsuite/gas/mips/micromips-trap.d
@@ -5397,11 +5397,11 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	5401 1b3b 	ceil\.w\.s	\$f0,\$f1
 [ 0-9a-f]+:	57df 1b3b 	ceil\.w\.s	\$f30,\$f31
 [ 0-9a-f]+:	5442 1b3b 	ceil\.w\.s	\$f2,\$f2
-[ 0-9a-f]+:	54a0 103b 	cfc1	a1,\$0
-[ 0-9a-f]+:	54a1 103b 	cfc1	a1,\$1
+[ 0-9a-f]+:	54a0 103b 	cfc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 103b 	cfc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 103b 	cfc1	a1,\$2
 [ 0-9a-f]+:	54a3 103b 	cfc1	a1,\$3
-[ 0-9a-f]+:	54a4 103b 	cfc1	a1,\$4
+[ 0-9a-f]+:	54a4 103b 	cfc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 103b 	cfc1	a1,\$5
 [ 0-9a-f]+:	54a6 103b 	cfc1	a1,\$6
 [ 0-9a-f]+:	54a7 103b 	cfc1	a1,\$7
@@ -5422,18 +5422,18 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 103b 	cfc1	a1,\$22
 [ 0-9a-f]+:	54b7 103b 	cfc1	a1,\$23
 [ 0-9a-f]+:	54b8 103b 	cfc1	a1,\$24
-[ 0-9a-f]+:	54b9 103b 	cfc1	a1,\$25
-[ 0-9a-f]+:	54ba 103b 	cfc1	a1,\$26
+[ 0-9a-f]+:	54b9 103b 	cfc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 103b 	cfc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 103b 	cfc1	a1,\$27
-[ 0-9a-f]+:	54bc 103b 	cfc1	a1,\$28
+[ 0-9a-f]+:	54bc 103b 	cfc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 103b 	cfc1	a1,\$29
 [ 0-9a-f]+:	54be 103b 	cfc1	a1,\$30
-[ 0-9a-f]+:	54bf 103b 	cfc1	a1,\$31
-[ 0-9a-f]+:	54a0 103b 	cfc1	a1,\$0
-[ 0-9a-f]+:	54a1 103b 	cfc1	a1,\$1
+[ 0-9a-f]+:	54bf 103b 	cfc1	a1,c1_fcsr
+[ 0-9a-f]+:	54a0 103b 	cfc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 103b 	cfc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 103b 	cfc1	a1,\$2
 [ 0-9a-f]+:	54a3 103b 	cfc1	a1,\$3
-[ 0-9a-f]+:	54a4 103b 	cfc1	a1,\$4
+[ 0-9a-f]+:	54a4 103b 	cfc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 103b 	cfc1	a1,\$5
 [ 0-9a-f]+:	54a6 103b 	cfc1	a1,\$6
 [ 0-9a-f]+:	54a7 103b 	cfc1	a1,\$7
@@ -5454,13 +5454,13 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 103b 	cfc1	a1,\$22
 [ 0-9a-f]+:	54b7 103b 	cfc1	a1,\$23
 [ 0-9a-f]+:	54b8 103b 	cfc1	a1,\$24
-[ 0-9a-f]+:	54b9 103b 	cfc1	a1,\$25
-[ 0-9a-f]+:	54ba 103b 	cfc1	a1,\$26
+[ 0-9a-f]+:	54b9 103b 	cfc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 103b 	cfc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 103b 	cfc1	a1,\$27
-[ 0-9a-f]+:	54bc 103b 	cfc1	a1,\$28
+[ 0-9a-f]+:	54bc 103b 	cfc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 103b 	cfc1	a1,\$29
 [ 0-9a-f]+:	54be 103b 	cfc1	a1,\$30
-[ 0-9a-f]+:	54bf 103b 	cfc1	a1,\$31
+[ 0-9a-f]+:	54bf 103b 	cfc1	a1,c1_fcsr
 [ 0-9a-f]+:	00a0 cd3c 	cfc2	a1,\$0
 [ 0-9a-f]+:	00a1 cd3c 	cfc2	a1,\$1
 [ 0-9a-f]+:	00a2 cd3c 	cfc2	a1,\$2
@@ -5493,11 +5493,11 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	00bd cd3c 	cfc2	a1,\$29
 [ 0-9a-f]+:	00be cd3c 	cfc2	a1,\$30
 [ 0-9a-f]+:	00bf cd3c 	cfc2	a1,\$31
-[ 0-9a-f]+:	54a0 183b 	ctc1	a1,\$0
-[ 0-9a-f]+:	54a1 183b 	ctc1	a1,\$1
+[ 0-9a-f]+:	54a0 183b 	ctc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 183b 	ctc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 183b 	ctc1	a1,\$2
 [ 0-9a-f]+:	54a3 183b 	ctc1	a1,\$3
-[ 0-9a-f]+:	54a4 183b 	ctc1	a1,\$4
+[ 0-9a-f]+:	54a4 183b 	ctc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 183b 	ctc1	a1,\$5
 [ 0-9a-f]+:	54a6 183b 	ctc1	a1,\$6
 [ 0-9a-f]+:	54a7 183b 	ctc1	a1,\$7
@@ -5518,18 +5518,18 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 183b 	ctc1	a1,\$22
 [ 0-9a-f]+:	54b7 183b 	ctc1	a1,\$23
 [ 0-9a-f]+:	54b8 183b 	ctc1	a1,\$24
-[ 0-9a-f]+:	54b9 183b 	ctc1	a1,\$25
-[ 0-9a-f]+:	54ba 183b 	ctc1	a1,\$26
+[ 0-9a-f]+:	54b9 183b 	ctc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 183b 	ctc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 183b 	ctc1	a1,\$27
-[ 0-9a-f]+:	54bc 183b 	ctc1	a1,\$28
+[ 0-9a-f]+:	54bc 183b 	ctc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 183b 	ctc1	a1,\$29
 [ 0-9a-f]+:	54be 183b 	ctc1	a1,\$30
-[ 0-9a-f]+:	54bf 183b 	ctc1	a1,\$31
-[ 0-9a-f]+:	54a0 183b 	ctc1	a1,\$0
-[ 0-9a-f]+:	54a1 183b 	ctc1	a1,\$1
+[ 0-9a-f]+:	54bf 183b 	ctc1	a1,c1_fcsr
+[ 0-9a-f]+:	54a0 183b 	ctc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 183b 	ctc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 183b 	ctc1	a1,\$2
 [ 0-9a-f]+:	54a3 183b 	ctc1	a1,\$3
-[ 0-9a-f]+:	54a4 183b 	ctc1	a1,\$4
+[ 0-9a-f]+:	54a4 183b 	ctc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 183b 	ctc1	a1,\$5
 [ 0-9a-f]+:	54a6 183b 	ctc1	a1,\$6
 [ 0-9a-f]+:	54a7 183b 	ctc1	a1,\$7
@@ -5550,13 +5550,13 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 183b 	ctc1	a1,\$22
 [ 0-9a-f]+:	54b7 183b 	ctc1	a1,\$23
 [ 0-9a-f]+:	54b8 183b 	ctc1	a1,\$24
-[ 0-9a-f]+:	54b9 183b 	ctc1	a1,\$25
-[ 0-9a-f]+:	54ba 183b 	ctc1	a1,\$26
+[ 0-9a-f]+:	54b9 183b 	ctc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 183b 	ctc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 183b 	ctc1	a1,\$27
-[ 0-9a-f]+:	54bc 183b 	ctc1	a1,\$28
+[ 0-9a-f]+:	54bc 183b 	ctc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 183b 	ctc1	a1,\$29
 [ 0-9a-f]+:	54be 183b 	ctc1	a1,\$30
-[ 0-9a-f]+:	54bf 183b 	ctc1	a1,\$31
+[ 0-9a-f]+:	54bf 183b 	ctc1	a1,c1_fcsr
 [ 0-9a-f]+:	00a0 dd3c 	ctc2	a1,\$0
 [ 0-9a-f]+:	00a1 dd3c 	ctc2	a1,\$1
 [ 0-9a-f]+:	00a2 dd3c 	ctc2	a1,\$2
@@ -6757,11 +6757,11 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54bd 243b 	dmfc1	a1,\$f29
 [ 0-9a-f]+:	54be 243b 	dmfc1	a1,\$f30
 [ 0-9a-f]+:	54bf 243b 	dmfc1	a1,\$f31
-[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,\$0
-[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,\$1
+[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 2c3b 	dmtc1	a1,\$2
 [ 0-9a-f]+:	54a3 2c3b 	dmtc1	a1,\$3
-[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,\$4
+[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 2c3b 	dmtc1	a1,\$5
 [ 0-9a-f]+:	54a6 2c3b 	dmtc1	a1,\$6
 [ 0-9a-f]+:	54a7 2c3b 	dmtc1	a1,\$7
@@ -6782,18 +6782,18 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 2c3b 	dmtc1	a1,\$22
 [ 0-9a-f]+:	54b7 2c3b 	dmtc1	a1,\$23
 [ 0-9a-f]+:	54b8 2c3b 	dmtc1	a1,\$24
-[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,\$25
-[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,\$26
+[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 2c3b 	dmtc1	a1,\$27
-[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,\$28
+[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 2c3b 	dmtc1	a1,\$29
 [ 0-9a-f]+:	54be 2c3b 	dmtc1	a1,\$30
-[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,\$31
-[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,\$0
-[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,\$1
+[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,c1_fcsr
+[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 2c3b 	dmtc1	a1,\$2
 [ 0-9a-f]+:	54a3 2c3b 	dmtc1	a1,\$3
-[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,\$4
+[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 2c3b 	dmtc1	a1,\$5
 [ 0-9a-f]+:	54a6 2c3b 	dmtc1	a1,\$6
 [ 0-9a-f]+:	54a7 2c3b 	dmtc1	a1,\$7
@@ -6814,13 +6814,13 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 2c3b 	dmtc1	a1,\$22
 [ 0-9a-f]+:	54b7 2c3b 	dmtc1	a1,\$23
 [ 0-9a-f]+:	54b8 2c3b 	dmtc1	a1,\$24
-[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,\$25
-[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,\$26
+[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 2c3b 	dmtc1	a1,\$27
-[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,\$28
+[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 2c3b 	dmtc1	a1,\$29
 [ 0-9a-f]+:	54be 2c3b 	dmtc1	a1,\$30
-[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,\$31
+[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,c1_fcsr
 [ 0-9a-f]+:	0040 6d3c 	dmfc2	v0,\$0
 [ 0-9a-f]+:	0041 6d3c 	dmfc2	v0,\$1
 [ 0-9a-f]+:	0042 6d3c 	dmfc2	v0,\$2
diff --git a/gas/testsuite/gas/mips/micromips.d b/gas/testsuite/gas/mips/micromips.d
index 4821d09..e262663 100644
--- a/gas/testsuite/gas/mips/micromips.d
+++ b/gas/testsuite/gas/mips/micromips.d
@@ -5469,11 +5469,11 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	5401 1b3b 	ceil\.w\.s	\$f0,\$f1
 [ 0-9a-f]+:	57df 1b3b 	ceil\.w\.s	\$f30,\$f31
 [ 0-9a-f]+:	5442 1b3b 	ceil\.w\.s	\$f2,\$f2
-[ 0-9a-f]+:	54a0 103b 	cfc1	a1,\$0
-[ 0-9a-f]+:	54a1 103b 	cfc1	a1,\$1
+[ 0-9a-f]+:	54a0 103b 	cfc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 103b 	cfc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 103b 	cfc1	a1,\$2
 [ 0-9a-f]+:	54a3 103b 	cfc1	a1,\$3
-[ 0-9a-f]+:	54a4 103b 	cfc1	a1,\$4
+[ 0-9a-f]+:	54a4 103b 	cfc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 103b 	cfc1	a1,\$5
 [ 0-9a-f]+:	54a6 103b 	cfc1	a1,\$6
 [ 0-9a-f]+:	54a7 103b 	cfc1	a1,\$7
@@ -5494,18 +5494,18 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 103b 	cfc1	a1,\$22
 [ 0-9a-f]+:	54b7 103b 	cfc1	a1,\$23
 [ 0-9a-f]+:	54b8 103b 	cfc1	a1,\$24
-[ 0-9a-f]+:	54b9 103b 	cfc1	a1,\$25
-[ 0-9a-f]+:	54ba 103b 	cfc1	a1,\$26
+[ 0-9a-f]+:	54b9 103b 	cfc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 103b 	cfc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 103b 	cfc1	a1,\$27
-[ 0-9a-f]+:	54bc 103b 	cfc1	a1,\$28
+[ 0-9a-f]+:	54bc 103b 	cfc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 103b 	cfc1	a1,\$29
 [ 0-9a-f]+:	54be 103b 	cfc1	a1,\$30
-[ 0-9a-f]+:	54bf 103b 	cfc1	a1,\$31
-[ 0-9a-f]+:	54a0 103b 	cfc1	a1,\$0
-[ 0-9a-f]+:	54a1 103b 	cfc1	a1,\$1
+[ 0-9a-f]+:	54bf 103b 	cfc1	a1,c1_fcsr
+[ 0-9a-f]+:	54a0 103b 	cfc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 103b 	cfc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 103b 	cfc1	a1,\$2
 [ 0-9a-f]+:	54a3 103b 	cfc1	a1,\$3
-[ 0-9a-f]+:	54a4 103b 	cfc1	a1,\$4
+[ 0-9a-f]+:	54a4 103b 	cfc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 103b 	cfc1	a1,\$5
 [ 0-9a-f]+:	54a6 103b 	cfc1	a1,\$6
 [ 0-9a-f]+:	54a7 103b 	cfc1	a1,\$7
@@ -5526,13 +5526,13 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 103b 	cfc1	a1,\$22
 [ 0-9a-f]+:	54b7 103b 	cfc1	a1,\$23
 [ 0-9a-f]+:	54b8 103b 	cfc1	a1,\$24
-[ 0-9a-f]+:	54b9 103b 	cfc1	a1,\$25
-[ 0-9a-f]+:	54ba 103b 	cfc1	a1,\$26
+[ 0-9a-f]+:	54b9 103b 	cfc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 103b 	cfc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 103b 	cfc1	a1,\$27
-[ 0-9a-f]+:	54bc 103b 	cfc1	a1,\$28
+[ 0-9a-f]+:	54bc 103b 	cfc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 103b 	cfc1	a1,\$29
 [ 0-9a-f]+:	54be 103b 	cfc1	a1,\$30
-[ 0-9a-f]+:	54bf 103b 	cfc1	a1,\$31
+[ 0-9a-f]+:	54bf 103b 	cfc1	a1,c1_fcsr
 [ 0-9a-f]+:	00a0 cd3c 	cfc2	a1,\$0
 [ 0-9a-f]+:	00a1 cd3c 	cfc2	a1,\$1
 [ 0-9a-f]+:	00a2 cd3c 	cfc2	a1,\$2
@@ -5565,11 +5565,11 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	00bd cd3c 	cfc2	a1,\$29
 [ 0-9a-f]+:	00be cd3c 	cfc2	a1,\$30
 [ 0-9a-f]+:	00bf cd3c 	cfc2	a1,\$31
-[ 0-9a-f]+:	54a0 183b 	ctc1	a1,\$0
-[ 0-9a-f]+:	54a1 183b 	ctc1	a1,\$1
+[ 0-9a-f]+:	54a0 183b 	ctc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 183b 	ctc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 183b 	ctc1	a1,\$2
 [ 0-9a-f]+:	54a3 183b 	ctc1	a1,\$3
-[ 0-9a-f]+:	54a4 183b 	ctc1	a1,\$4
+[ 0-9a-f]+:	54a4 183b 	ctc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 183b 	ctc1	a1,\$5
 [ 0-9a-f]+:	54a6 183b 	ctc1	a1,\$6
 [ 0-9a-f]+:	54a7 183b 	ctc1	a1,\$7
@@ -5590,18 +5590,18 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 183b 	ctc1	a1,\$22
 [ 0-9a-f]+:	54b7 183b 	ctc1	a1,\$23
 [ 0-9a-f]+:	54b8 183b 	ctc1	a1,\$24
-[ 0-9a-f]+:	54b9 183b 	ctc1	a1,\$25
-[ 0-9a-f]+:	54ba 183b 	ctc1	a1,\$26
+[ 0-9a-f]+:	54b9 183b 	ctc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 183b 	ctc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 183b 	ctc1	a1,\$27
-[ 0-9a-f]+:	54bc 183b 	ctc1	a1,\$28
+[ 0-9a-f]+:	54bc 183b 	ctc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 183b 	ctc1	a1,\$29
 [ 0-9a-f]+:	54be 183b 	ctc1	a1,\$30
-[ 0-9a-f]+:	54bf 183b 	ctc1	a1,\$31
-[ 0-9a-f]+:	54a0 183b 	ctc1	a1,\$0
-[ 0-9a-f]+:	54a1 183b 	ctc1	a1,\$1
+[ 0-9a-f]+:	54bf 183b 	ctc1	a1,c1_fcsr
+[ 0-9a-f]+:	54a0 183b 	ctc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 183b 	ctc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 183b 	ctc1	a1,\$2
 [ 0-9a-f]+:	54a3 183b 	ctc1	a1,\$3
-[ 0-9a-f]+:	54a4 183b 	ctc1	a1,\$4
+[ 0-9a-f]+:	54a4 183b 	ctc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 183b 	ctc1	a1,\$5
 [ 0-9a-f]+:	54a6 183b 	ctc1	a1,\$6
 [ 0-9a-f]+:	54a7 183b 	ctc1	a1,\$7
@@ -5622,13 +5622,13 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 183b 	ctc1	a1,\$22
 [ 0-9a-f]+:	54b7 183b 	ctc1	a1,\$23
 [ 0-9a-f]+:	54b8 183b 	ctc1	a1,\$24
-[ 0-9a-f]+:	54b9 183b 	ctc1	a1,\$25
-[ 0-9a-f]+:	54ba 183b 	ctc1	a1,\$26
+[ 0-9a-f]+:	54b9 183b 	ctc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 183b 	ctc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 183b 	ctc1	a1,\$27
-[ 0-9a-f]+:	54bc 183b 	ctc1	a1,\$28
+[ 0-9a-f]+:	54bc 183b 	ctc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 183b 	ctc1	a1,\$29
 [ 0-9a-f]+:	54be 183b 	ctc1	a1,\$30
-[ 0-9a-f]+:	54bf 183b 	ctc1	a1,\$31
+[ 0-9a-f]+:	54bf 183b 	ctc1	a1,c1_fcsr
 [ 0-9a-f]+:	00a0 dd3c 	ctc2	a1,\$0
 [ 0-9a-f]+:	00a1 dd3c 	ctc2	a1,\$1
 [ 0-9a-f]+:	00a2 dd3c 	ctc2	a1,\$2
@@ -6844,11 +6844,11 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54bd 243b 	dmfc1	a1,\$f29
 [ 0-9a-f]+:	54be 243b 	dmfc1	a1,\$f30
 [ 0-9a-f]+:	54bf 243b 	dmfc1	a1,\$f31
-[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,\$0
-[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,\$1
+[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 2c3b 	dmtc1	a1,\$2
 [ 0-9a-f]+:	54a3 2c3b 	dmtc1	a1,\$3
-[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,\$4
+[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 2c3b 	dmtc1	a1,\$5
 [ 0-9a-f]+:	54a6 2c3b 	dmtc1	a1,\$6
 [ 0-9a-f]+:	54a7 2c3b 	dmtc1	a1,\$7
@@ -6869,18 +6869,18 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 2c3b 	dmtc1	a1,\$22
 [ 0-9a-f]+:	54b7 2c3b 	dmtc1	a1,\$23
 [ 0-9a-f]+:	54b8 2c3b 	dmtc1	a1,\$24
-[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,\$25
-[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,\$26
+[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 2c3b 	dmtc1	a1,\$27
-[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,\$28
+[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 2c3b 	dmtc1	a1,\$29
 [ 0-9a-f]+:	54be 2c3b 	dmtc1	a1,\$30
-[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,\$31
-[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,\$0
-[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,\$1
+[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,c1_fcsr
+[ 0-9a-f]+:	54a0 2c3b 	dmtc1	a1,c1_fir
+[ 0-9a-f]+:	54a1 2c3b 	dmtc1	a1,c1_ufr
 [ 0-9a-f]+:	54a2 2c3b 	dmtc1	a1,\$2
 [ 0-9a-f]+:	54a3 2c3b 	dmtc1	a1,\$3
-[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,\$4
+[ 0-9a-f]+:	54a4 2c3b 	dmtc1	a1,c1_unfr
 [ 0-9a-f]+:	54a5 2c3b 	dmtc1	a1,\$5
 [ 0-9a-f]+:	54a6 2c3b 	dmtc1	a1,\$6
 [ 0-9a-f]+:	54a7 2c3b 	dmtc1	a1,\$7
@@ -6901,13 +6901,13 @@ Disassembly of section \.text:
 [ 0-9a-f]+:	54b6 2c3b 	dmtc1	a1,\$22
 [ 0-9a-f]+:	54b7 2c3b 	dmtc1	a1,\$23
 [ 0-9a-f]+:	54b8 2c3b 	dmtc1	a1,\$24
-[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,\$25
-[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,\$26
+[ 0-9a-f]+:	54b9 2c3b 	dmtc1	a1,c1_fccr
+[ 0-9a-f]+:	54ba 2c3b 	dmtc1	a1,c1_fexr
 [ 0-9a-f]+:	54bb 2c3b 	dmtc1	a1,\$27
-[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,\$28
+[ 0-9a-f]+:	54bc 2c3b 	dmtc1	a1,c1_fenr
 [ 0-9a-f]+:	54bd 2c3b 	dmtc1	a1,\$29
 [ 0-9a-f]+:	54be 2c3b 	dmtc1	a1,\$30
-[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,\$31
+[ 0-9a-f]+:	54bf 2c3b 	dmtc1	a1,c1_fcsr
 [ 0-9a-f]+:	0040 6d3c 	dmfc2	v0,\$0
 [ 0-9a-f]+:	0041 6d3c 	dmfc2	v0,\$1
 [ 0-9a-f]+:	0042 6d3c 	dmfc2	v0,\$2
diff --git a/gas/testsuite/gas/mips/mips.exp b/gas/testsuite/gas/mips/mips.exp
index dfc92d9..ece3a13 100644
--- a/gas/testsuite/gas/mips/mips.exp
+++ b/gas/testsuite/gas/mips/mips.exp
@@ -971,6 +971,18 @@ if { [istarget mips*-*-vxworks*] } {
     run_dump_test "cp0sel-names-mips64r2"
     run_dump_test "cp0sel-names-sb1"
 
+    run_dump_test "cp1-names-numeric"
+    run_dump_test "cp1-names-r3000"
+    run_dump_test "cp1-names-r4000" \
+		  { { {name} {(r4000)} } { {objdump} {-M cp0-names=r4000} } }
+    run_dump_test "cp1-names-r4000" \
+		  { { {name} {(r4400)} } { {objdump} {-M cp0-names=r4400} } }
+    run_dump_test "cp1-names-mips32"
+    run_dump_test "cp1-names-mips32r2"
+    run_dump_test "cp1-names-mips64"
+    run_dump_test "cp1-names-mips64r2"
+    run_dump_test "cp1-names-sb1"
+
     run_dump_test "hwr-names-numeric"
     run_dump_test "hwr-names-mips32r2"
     run_dump_test "hwr-names-mips64r2"
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 9c88d3f..9ee7c75 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,5 +1,19 @@
 2013-12-16  Andrew Bennett  <andrew.bennett@imgtec.com>
 
+	* mips-dis.c: Add mips_cp1_names pointer.
+	(mips_cp1_names_numeric): New array.
+	(mips_cp1_names_mips3264): New array.
+	(mips_arch_choice): Add cp1_names.
+	(mips_arch_choices): Add relevant cp1 register name array to each of
+	the elements.
+	(set_default_mips_dis_options): Add support for setting up the
+	mips_cp1_names pointer.
+	(parse_mips_dis_option): Add support for the cp1-names command line
+	variable.  Also setup the mips_cp1_names pointer.
+	(print_reg): Print out name of the cp1 register.
+
+2013-12-16  Andrew Bennett  <andrew.bennett@imgtec.com>
+
 	* micromips-opc.c (decode_micromips_operand): Reduced range of +o, +u,
 	+v and +w.
 	(micromips_opcodes): Reduced element index range for sldi, splati,
diff --git a/opcodes/mips-dis.c b/opcodes/mips-dis.c
index 1929ffc..09a2ed1 100644
--- a/opcodes/mips-dis.c
+++ b/opcodes/mips-dis.c
@@ -115,6 +115,14 @@ static const char * const mips_cp0_names_numeric[32] =
   "$24",  "$25",  "$26",  "$27",  "$28",  "$29",  "$30",  "$31"
 };
 
+static const char * const mips_cp1_names_numeric[32] =
+{
+  "$0",   "$1",   "$2",   "$3",   "$4",   "$5",   "$6",   "$7",
+  "$8",   "$9",   "$10",  "$11",  "$12",  "$13",  "$14",  "$15",
+  "$16",  "$17",  "$18",  "$19",  "$20",  "$21",  "$22",  "$23",
+  "$24",  "$25",  "$26",  "$27",  "$28",  "$29",  "$30",  "$31"
+};
+
 static const char * const mips_cp0_names_r3000[32] =
 {
   "c0_index",     "c0_random",    "c0_entrylo",   "$3",
@@ -175,6 +183,18 @@ static const char * const mips_cp0_names_mips3264[32] =
   "c0_taglo",     "c0_taghi",     "c0_errorepc",  "c0_desave",
 };
 
+static const char * const mips_cp1_names_mips3264[32] =
+{
+  "c1_fir",       "c1_ufr",       "$2",           "$3",
+  "c1_unfr",      "$5",           "$6",           "$7",
+  "$8",           "$9",           "$10",          "$11",
+  "$12",          "$13",          "$14",          "$15",
+  "$16",          "$17",          "$18",          "$19",
+  "$20",          "$21",          "$22",          "$23",
+  "$24",          "c1_fccr",      "c1_fexr",      "$27",
+  "c1_fenr",      "$29",          "$30",          "c1_fcsr"
+};
+
 static const struct mips_cp0sel_name mips_cp0sel_names_mips3264[] =
 {
   { 16, 1, "c0_config1"		},
@@ -436,62 +456,88 @@ struct mips_arch_choice
   const char * const *cp0_names;
   const struct mips_cp0sel_name *cp0sel_names;
   unsigned int cp0sel_names_len;
+  const char * const *cp1_names;
   const char * const *hwr_names;
 };
 
 const struct mips_arch_choice mips_arch_choices[] =
 {
   { "numeric",	0, 0, 0, 0, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
 
   { "r3000",	1, bfd_mach_mips3000, CPU_R3000, ISA_MIPS1, 0,
-    mips_cp0_names_r3000, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_r3000, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r3900",	1, bfd_mach_mips3900, CPU_R3900, ISA_MIPS1, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r4000",	1, bfd_mach_mips4000, CPU_R4000, ISA_MIPS3, 0,
-    mips_cp0_names_r4000, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_r4000, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r4010",	1, bfd_mach_mips4010, CPU_R4010, ISA_MIPS2, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "vr4100",	1, bfd_mach_mips4100, CPU_VR4100, ISA_MIPS3, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "vr4111",	1, bfd_mach_mips4111, CPU_R4111, ISA_MIPS3, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "vr4120",	1, bfd_mach_mips4120, CPU_VR4120, ISA_MIPS3, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r4300",	1, bfd_mach_mips4300, CPU_R4300, ISA_MIPS3, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r4400",	1, bfd_mach_mips4400, CPU_R4400, ISA_MIPS3, 0,
-    mips_cp0_names_r4000, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_r4000, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r4600",	1, bfd_mach_mips4600, CPU_R4600, ISA_MIPS3, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r4650",	1, bfd_mach_mips4650, CPU_R4650, ISA_MIPS3, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r5000",	1, bfd_mach_mips5000, CPU_R5000, ISA_MIPS4, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "vr5400",	1, bfd_mach_mips5400, CPU_VR5400, ISA_MIPS4, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "vr5500",	1, bfd_mach_mips5500, CPU_VR5500, ISA_MIPS4, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r5900",	1, bfd_mach_mips5900, CPU_R5900, ISA_MIPS3, 0,
-    mips_cp0_names_r5900, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_r5900, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r6000",	1, bfd_mach_mips6000, CPU_R6000, ISA_MIPS2, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "rm7000",	1, bfd_mach_mips7000, CPU_RM7000, ISA_MIPS4, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "rm9000",	1, bfd_mach_mips7000, CPU_RM7000, ISA_MIPS4, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r8000",	1, bfd_mach_mips8000, CPU_R8000, ISA_MIPS4, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r10000",	1, bfd_mach_mips10000, CPU_R10000, ISA_MIPS4, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r12000",	1, bfd_mach_mips12000, CPU_R12000, ISA_MIPS4, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r14000",	1, bfd_mach_mips14000, CPU_R14000, ISA_MIPS4, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "r16000",	1, bfd_mach_mips16000, CPU_R16000, ISA_MIPS4, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
   { "mips5",	1, bfd_mach_mips5, CPU_MIPS5, ISA_MIPS5, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
 
   /* For stock MIPS32, disassemble all applicable MIPS-specified ASEs.
      Note that MIPS-3D and MDMX are not applicable to MIPS32.  (See
@@ -502,7 +548,7 @@ const struct mips_arch_choice mips_arch_choices[] =
     ISA_MIPS32,  ASE_SMARTMIPS,
     mips_cp0_names_mips3264,
     mips_cp0sel_names_mips3264, ARRAY_SIZE (mips_cp0sel_names_mips3264),
-    mips_hwr_names_numeric },
+    mips_cp1_names_mips3264, mips_hwr_names_numeric },
 
   { "mips32r2",	1, bfd_mach_mipsisa32r2, CPU_MIPS32R2,
     ISA_MIPS32R2,
@@ -510,14 +556,14 @@ const struct mips_arch_choice mips_arch_choices[] =
      | ASE_MT | ASE_MCU | ASE_VIRT | ASE_MSA),
     mips_cp0_names_mips3264r2,
     mips_cp0sel_names_mips3264r2, ARRAY_SIZE (mips_cp0sel_names_mips3264r2),
-    mips_hwr_names_mips3264r2 },
+    mips_cp1_names_mips3264, mips_hwr_names_mips3264r2 },
 
   /* For stock MIPS64, disassemble all applicable MIPS-specified ASEs.  */
   { "mips64",	1, bfd_mach_mipsisa64, CPU_MIPS64,
     ISA_MIPS64,  ASE_MIPS3D | ASE_MDMX,
     mips_cp0_names_mips3264,
     mips_cp0sel_names_mips3264, ARRAY_SIZE (mips_cp0sel_names_mips3264),
-    mips_hwr_names_numeric },
+    mips_cp1_names_mips3264, mips_hwr_names_numeric },
 
   { "mips64r2",	1, bfd_mach_mipsisa64r2, CPU_MIPS64R2,
     ISA_MIPS64R2,
@@ -525,43 +571,43 @@ const struct mips_arch_choice mips_arch_choices[] =
      | ASE_MCU | ASE_VIRT | ASE_VIRT64 | ASE_MSA | ASE_MSA64),
     mips_cp0_names_mips3264r2,
     mips_cp0sel_names_mips3264r2, ARRAY_SIZE (mips_cp0sel_names_mips3264r2),
-    mips_hwr_names_mips3264r2 },
+    mips_cp1_names_mips3264, mips_hwr_names_mips3264r2 },
 
   { "sb1",	1, bfd_mach_mips_sb1, CPU_SB1,
     ISA_MIPS64 | INSN_SB1,  ASE_MIPS3D,
     mips_cp0_names_sb1,
     mips_cp0sel_names_sb1, ARRAY_SIZE (mips_cp0sel_names_sb1),
-    mips_hwr_names_numeric },
+    mips_cp1_names_mips3264, mips_hwr_names_numeric },
 
   { "loongson2e",   1, bfd_mach_mips_loongson_2e, CPU_LOONGSON_2E,
     ISA_MIPS3 | INSN_LOONGSON_2E, 0, mips_cp0_names_numeric,
-    NULL, 0, mips_hwr_names_numeric },
+    NULL, 0, mips_cp1_names_numeric, mips_hwr_names_numeric },
 
   { "loongson2f",   1, bfd_mach_mips_loongson_2f, CPU_LOONGSON_2F,
     ISA_MIPS3 | INSN_LOONGSON_2F, 0, mips_cp0_names_numeric,
-    NULL, 0, mips_hwr_names_numeric },
+    NULL, 0, mips_cp1_names_numeric, mips_hwr_names_numeric },
 
   { "loongson3a",   1, bfd_mach_mips_loongson_3a, CPU_LOONGSON_3A,
     ISA_MIPS64 | INSN_LOONGSON_3A, 0, mips_cp0_names_numeric,
-    NULL, 0, mips_hwr_names_numeric },
+    NULL, 0, mips_cp1_names_mips3264, mips_hwr_names_numeric },
 
   { "octeon",   1, bfd_mach_mips_octeon, CPU_OCTEON,
     ISA_MIPS64R2 | INSN_OCTEON, 0, mips_cp0_names_numeric, NULL, 0,
-    mips_hwr_names_numeric },
+    mips_cp1_names_mips3264, mips_hwr_names_numeric },
 
   { "octeon+",   1, bfd_mach_mips_octeonp, CPU_OCTEONP,
     ISA_MIPS64R2 | INSN_OCTEONP, 0, mips_cp0_names_numeric,
-    NULL, 0, mips_hwr_names_numeric },
+    NULL, 0, mips_cp1_names_mips3264, mips_hwr_names_numeric },
 
   { "octeon2",   1, bfd_mach_mips_octeon2, CPU_OCTEON2,
     ISA_MIPS64R2 | INSN_OCTEON2, 0, mips_cp0_names_numeric,
-    NULL, 0, mips_hwr_names_numeric },
+    NULL, 0, mips_cp1_names_mips3264, mips_hwr_names_numeric },
 
   { "xlr", 1, bfd_mach_mips_xlr, CPU_XLR,
     ISA_MIPS64 | INSN_XLR, 0,
     mips_cp0_names_xlr,
     mips_cp0sel_names_xlr, ARRAY_SIZE (mips_cp0sel_names_xlr),
-    mips_hwr_names_numeric },
+    mips_cp1_names_mips3264, mips_hwr_names_numeric },
 
   /* XLP is mostly like XLR, with the prominent exception it is being
      MIPS64R2.  */
@@ -569,12 +615,13 @@ const struct mips_arch_choice mips_arch_choices[] =
     ISA_MIPS64R2 | INSN_XLR, 0,
     mips_cp0_names_xlr,
     mips_cp0sel_names_xlr, ARRAY_SIZE (mips_cp0sel_names_xlr),
-    mips_hwr_names_numeric },
+    mips_cp1_names_mips3264, mips_hwr_names_numeric },
 
   /* This entry, mips16, is here only for ISA/processor selection; do
      not print its name.  */
   { "",		1, bfd_mach_mips16, CPU_MIPS16, ISA_MIPS3, 0,
-    mips_cp0_names_numeric, NULL, 0, mips_hwr_names_numeric },
+    mips_cp0_names_numeric, NULL, 0, mips_cp1_names_numeric,
+    mips_hwr_names_numeric },
 };
 
 /* ISA and processor type to disassemble for, and register names to use.
@@ -589,6 +636,7 @@ static const char * const *mips_fpr_names;
 static const char * const *mips_cp0_names;
 static const struct mips_cp0sel_name *mips_cp0sel_names;
 static int mips_cp0sel_names_len;
+static const char * const *mips_cp1_names;
 static const char * const *mips_hwr_names;
 
 /* Other options */
@@ -694,6 +742,7 @@ set_default_mips_dis_options (struct disassemble_info *info)
   mips_cp0_names = mips_cp0_names_numeric;
   mips_cp0sel_names = NULL;
   mips_cp0sel_names_len = 0;
+  mips_cp1_names = mips_cp1_names_numeric;
   mips_hwr_names = mips_hwr_names_numeric;
   no_aliases = 0;
 
@@ -727,6 +776,7 @@ set_default_mips_dis_options (struct disassemble_info *info)
       mips_cp0_names = chosen_arch->cp0_names;
       mips_cp0sel_names = chosen_arch->cp0sel_names;
       mips_cp0sel_names_len = chosen_arch->cp0sel_names_len;
+      mips_cp1_names = chosen_arch->cp1_names;
       mips_hwr_names = chosen_arch->hwr_names;
     }
 #endif
@@ -810,6 +860,15 @@ parse_mips_dis_option (const char *option, unsigned int len)
       return;
     }
 
+  if (strncmp ("cp1-names", option, optionlen) == 0
+      && strlen ("cp1-names") == optionlen)
+    {
+      chosen_arch = choose_arch_by_name (val, vallen);
+      if (chosen_arch != NULL)
+	mips_cp1_names = chosen_arch->cp1_names;
+      return;
+    }
+
   if (strncmp ("hwr-names", option, optionlen) == 0
       && strlen ("hwr-names") == optionlen)
     {
@@ -838,6 +897,7 @@ parse_mips_dis_option (const char *option, unsigned int len)
 	  mips_cp0_names = chosen_arch->cp0_names;
 	  mips_cp0sel_names = chosen_arch->cp0sel_names;
 	  mips_cp0sel_names_len = chosen_arch->cp0sel_names_len;
+	  mips_cp1_names = chosen_arch->cp1_names;
 	  mips_hwr_names = chosen_arch->hwr_names;
 	}
       return;
@@ -927,6 +987,8 @@ print_reg (struct disassemble_info *info, const struct mips_opcode *opcode,
     case OP_REG_COPRO:
       if (opcode->name[strlen (opcode->name) - 1] == '0')
 	info->fprintf_func (info->stream, "%s", mips_cp0_names[regno]);
+      else if (opcode->name[strlen (opcode->name) - 1] == '1')
+	info->fprintf_func (info->stream, "%s", mips_cp1_names[regno]);
       else
 	info->fprintf_func (info->stream, "$%d", regno);
       break;