[mips] Add missing test case from r332227

I did not commit this test from D46689.

llvm-svn: 332241

diff --git a/llvm/test/MC/Mips/micromips-fpu64-instructions.s b/llvm/test/MC/Mips/micromips-fpu64-instructions.s
new file mode 100644 (file)
index 0000000..909f68c
--- /dev/null
+++ b/llvm/test/MC/Mips/micromips-fpu64-instructions.s
@@ -0,0 +1,26 @@
+# RUN: llvm-mc %s -triple=mipsel -show-encoding -mattr=micromips,fp64 \
+# RUN:   -show-inst -mcpu=mips32r2 | FileCheck -check-prefix=CHECK-EL %s
+# RUN: llvm-mc %s -triple=mips -show-encoding -mattr=micromips,fp64 \
+# RUN:   -show-inst -mcpu=mips32r2 | FileCheck -check-prefix=CHECK-EB %s
+# Check that the assembler can handle the documented syntax
+# for fpu instructions
+#------------------------------------------------------------------------------
+# FPU Instructions
+#------------------------------------------------------------------------------
+# Little endian
+#------------------------------------------------------------------------------
+# CHECK-EL: luxc1      $f2, $4($6)      # encoding: [0x86,0x54,0x48,0x11]
+# CHECK-EL-NEXT:                        # <MCInst #{{[0-9]+}} LUXC1_MM
+# CHECK-EL: suxc1      $f2, $4($6)      # encoding: [0x86,0x54,0x88,0x11]
+# CHECK-EL-NEXT:                        # <MCInst #{{[0-9]+}} SUXC1_MM
+#------------------------------------------------------------------------------
+# Big endian
+#------------------------------------------------------------------------------
+# CHECK-EB: luxc1 $f2, $4($6)           # encoding: [0x54,0x86,0x11,0x48]
+# CHECK-EB-NEXT:                        # <MCInst #{{[0-9]+}} LUXC1_MM
+# CHECK-EB: suxc1 $f2, $4($6)           # encoding: [0x54,0x86,0x11,0x88]
+# CHECK-EB-NEXT:                        # <MCInst #{{[0-9]+}} SUXC1_MM
+
+    luxc1      $f2, $4($6)
+    suxc1      $f2, $4($6)
+