[mips] Marked up instructions added in MIPS-IV and tested that IAS for -mcpu=mips[123] does not accept them

Summary:
This required a new instruction group representing the 32-bit subset of
MIPS-IV that was available in MIPS32

A small number of instructions are correctly rejected but with the wrong error
message. These have been placed in a separate test for now.

Depends on D3676

Reviewers: vmedic

Reviewed By: vmedic

Differential Revision: http://reviews.llvm.org/D3677

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208414 91177308-0d34-0410-b5e6-96231b3b80d8

5 files changed, 207 insertions, 0 deletions

diff --git a/test/MC/Mips/mips1/invalid-mips4-wrong-error.s b/test/MC/Mips/mips1/invalid-mips4-wrong-error.s
new file mode 100644
index 00000000000..2016e701b0f
--- /dev/null
+++ b/test/MC/Mips/mips1/invalid-mips4-wrong-error.s
@@ -0,0 +1,23 @@
+# Instructions that are invalid and are correctly rejected but use the wrong
+# error message at the moment.
+#
+# RUN: not llvm-mc %s -triple=mips-unknown-linux -show-encoding -mcpu=mips1 \
+# RUN:     2>%t1
+# RUN: FileCheck %s < %t1
+
+	.set noat
+        ld        $sp,-28645($s1)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        ldc1      $f11,16391($s0)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        ldc2      $8,-21181($at)    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        ldl       $24,-4167($24)    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        ldr       $14,-30358($s4)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        ll        $v0,-7321($s2)    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        lld       $zero,-14736($ra) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        lwu       $s3,-24086($v1)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        sc        $15,18904($s3)    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        scd       $15,-8243($sp)    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        sd        $12,5835($10)     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        sdc1      $f31,30574($13)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        sdc2      $20,23157($s2)    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        sdl       $a3,-20961($s8)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        sdr       $11,-20423($12)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
diff --git a/test/MC/Mips/mips1/invalid-mips4.s b/test/MC/Mips/mips1/invalid-mips4.s
new file mode 100644
index 00000000000..61aaf586b51
--- /dev/null
+++ b/test/MC/Mips/mips1/invalid-mips4.s
@@ -0,0 +1,82 @@
+# Instructions that are invalid
+#
+# RUN: not llvm-mc %s -triple=mips-unknown-linux -show-encoding -mcpu=mips1 \
+# RUN:     2>%t1
+# RUN: FileCheck %s < %t1
+
+	.set noat
+        ceil.l.d  $f1,$f3           # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        ceil.l.s  $f18,$f13         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        ceil.w.d  $f11,$f25         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        ceil.w.s  $f6,$f20          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        cvt.d.l   $f4,$f16          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        cvt.l.d   $f24,$f15         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        cvt.l.s   $f11,$f29         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        cvt.s.l   $f15,$f30         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dadd      $s3,$at,$ra       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        daddi     $sp,$s4,-27705    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        daddiu    $k0,$s6,-4586     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        daddu     $s3,$at,$ra       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        ddiv      $zero,$k0,$s3     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        ddivu     $zero,$s0,$s1     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dmfc1     $12,$f13          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dmtc1     $s0,$f14          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dmult     $s7,$9            # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dmultu    $a1,$a2           # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsll      $zero,$s4,$12     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsll      $zero,$s4,18      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsll      $zero,18          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsll32    $zero,$zero,18    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsll32    $zero,18          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsllv     $zero,$s4,$12     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsra      $gp,$s2,$s3       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsra      $gp,$s2,10        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsra      $gp,10            # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsra32    $gp,$s2,10        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsra32    $gp,10            # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrav     $gp,$s2,$s3       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrl      $s3,$6,$s4        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrl      $s3,$6,23         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrl      $s3,23            # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrl32    $s3,$6,23         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrl32    $s3,23            # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrlv     $s3,$14,$s4       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsub      $a3,$s6,$8        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsubu     $a1,$a1,$k0       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        eret                        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        floor.l.d $f26,$f7          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        floor.l.s $f12,$f5          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        floor.w.d $f14,$f11         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        floor.w.s $f8,$f9           # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        ldxc1     $f8,$s7($15)      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        lwxc1     $f12,$s1($s8)     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movf      $gp,$8,$fcc7      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movf.d    $f6,$f10,$fcc5    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movf.s    $f23,$f5,$fcc6    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movn      $v1,$s1,$s0       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movn.d    $f26,$f20,$k0     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movn.s    $f12,$f0,$s7      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movt      $zero,$s4,$fcc5   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movt.d    $f0,$f2,$fcc0     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movt.s    $f30,$f2,$fcc1    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movz      $a1,$s6,$9        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movz.d    $f12,$f29,$9      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movz.s    $f25,$f7,$v1      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        round.l.d $f12,$f1          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        round.l.s $f25,$f5          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        round.w.d $f6,$f4           # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        round.w.s $f27,$f28         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        sdxc1     $f11,$10($14)     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        sqrt.d    $f17,$f22         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        sqrt.s    $f0,$f1           # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        swxc1     $f19,$12($k0)     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        teqi      $s5,-17504        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        tgei      $s1,5025          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        tgeiu     $sp,-28621        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        tlti      $14,-21059        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        tltiu     $ra,-5076         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        tnei      $12,-29647        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        trunc.l.d $f23,$f23         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        trunc.l.s $f28,$f31         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        trunc.w.d $f22,$f15         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        trunc.w.s $f28,$f30         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
diff --git a/test/MC/Mips/mips2/invalid-mips4-wrong-error.s b/test/MC/Mips/mips2/invalid-mips4-wrong-error.s
new file mode 100644
index 00000000000..193f6d796a1
--- /dev/null
+++ b/test/MC/Mips/mips2/invalid-mips4-wrong-error.s
@@ -0,0 +1,14 @@
+# Instructions that are invalid and are correctly rejected but use the wrong
+# error message at the moment.
+#
+# RUN: not llvm-mc %s -triple=mips-unknown-linux -show-encoding -mcpu=mips2 \
+# RUN:     2>%t1
+# RUN: FileCheck %s < %t1
+
+	.set noat
+        ld        $sp,-28645($s1) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        lwu       $s3,-24086($v1) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        scd       $15,-8243($sp)  # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        sd        $12,5835($10)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        sdl       $a3,-20961($s8) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
+        sdr       $11,-20423($12) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
diff --git a/test/MC/Mips/mips2/invalid-mips4.s b/test/MC/Mips/mips2/invalid-mips4.s
new file mode 100644
index 00000000000..e2eb67248e5
--- /dev/null
+++ b/test/MC/Mips/mips2/invalid-mips4.s
@@ -0,0 +1,65 @@
+# Instructions that are invalid
+#
+# RUN: not llvm-mc %s -triple=mips-unknown-linux -show-encoding -mcpu=mips2 \
+# RUN:     2>%t1
+# RUN: FileCheck %s < %t1
+
+	.set noat
+        ceil.l.d  $f1,$f3         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        ceil.l.s  $f18,$f13       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        cvt.d.l   $f4,$f16        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        cvt.l.d   $f24,$f15       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        cvt.l.s   $f11,$f29       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        cvt.s.l   $f15,$f30       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dadd      $s3,$at,$ra     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        daddi     $sp,$s4,-27705  # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        daddiu    $k0,$s6,-4586   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        daddu     $s3,$at,$ra     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        ddiv      $zero,$k0,$s3   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        ddivu     $zero,$s0,$s1   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dmfc1     $12,$f13        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dmtc1     $s0,$f14        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dmult     $s7,$9          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dmultu    $a1,$a2         # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsll      $zero,$s4,$12   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsll      $zero,$s4,18    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsll      $zero,18        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsll32    $zero,$zero,18  # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsll32    $zero,18        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsllv     $zero,$s4,$12   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsra      $gp,$s2,$s3     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsra      $gp,$s2,10      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsra      $gp,10          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsra32    $gp,$s2,10      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsra32    $gp,10          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrav     $gp,$s2,$s3     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrl      $s3,$6,$s4      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrl      $s3,$6,23       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrl      $s3,23          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrl32    $s3,$6,23       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrl32    $s3,23          # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsrlv     $s3,$14,$s4     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsub      $a3,$s6,$8      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        dsubu     $a1,$a1,$k0     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        eret                      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        floor.l.d $f26,$f7        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        floor.l.s $f12,$f5        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        ldxc1     $f8,$s7($15)    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        lwxc1     $f12,$s1($s8)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movf      $gp,$8,$fcc7    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movf.d    $f6,$f11,$fcc5  # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movf.s    $f23,$f5,$fcc6  # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movn      $v1,$s1,$s0     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movn.d    $f27,$f21,$k0   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movn.s    $f12,$f0,$s7    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movt      $zero,$s4,$fcc5 # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movt.d    $f0,$f2,$fcc0   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movt.s    $f30,$f2,$fcc1  # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movz      $a1,$s6,$9      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movz.d    $f12,$f29,$9    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movz.s    $f25,$f7,$v1    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        round.l.d $f12,$f1        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        round.l.s $f25,$f5        # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        sdxc1     $f11,$10($14)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        trunc.l.d $f23,$f23       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        trunc.l.s $f28,$f31       # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
diff --git a/test/MC/Mips/mips3/invalid-mips4.s b/test/MC/Mips/mips3/invalid-mips4.s
new file mode 100644
index 00000000000..6e15d79b90f
--- /dev/null
+++ b/test/MC/Mips/mips3/invalid-mips4.s
@@ -0,0 +1,23 @@
+# Instructions that are invalid
+#
+# RUN: not llvm-mc %s -triple=mips64-unknown-linux -show-encoding -mcpu=mips3 \
+# RUN:     2>%t1
+# RUN: FileCheck %s < %t1
+
+	.set noat
+        ldxc1     $f8,$s7($15)    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        lwxc1     $f12,$s1($s8)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movf      $gp,$8,$fcc7   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movf.d    $f6,$f11,$fcc5  # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movf.s    $f23,$f5,$fcc6  # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movn      $v1,$s1,$s0     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movn.d    $f27,$f21,$k0   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movn.s    $f12,$f0,$s7    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movt      $zero,$s4,$fcc5 # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movt.d    $f0,$f2,$fcc0   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movt.s    $f30,$f2,$fcc1  # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movz      $a1,$s6,$9     # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movz.d    $f12,$f29,$9   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        movz.s    $f25,$f7,$v1    # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        sdxc1     $f11,$10($14)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled
+        swxc1     $f19,$12($k0)   # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled