[mips] [IAS] Add test for SW with relative label operands. NFC.

Reviewers: dsanders

Reviewed By: dsanders

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D10497

llvm-svn: 239899

llvm/test/MC/Mips/mips-expansions.s

@@ -59,6 +59,11 @@
 # CHECK: lui $8, %hi($tmp0)              # encoding: [A,A,0x08,0x3c]
 # CHECK:                                 #   fixup A - offset: 0, value: ($tmp0)@ABS_HI, kind: fixup_Mips_HI16
 # CHECK: lw  $8, %lo($tmp0)($8)          # encoding: [A,A,0x08,0x8d]
+# CHECK:                                 #   fixup A - offset: 0, value: ($tmp0)@ABS_LO, kind: fixup_Mips_LO16
+  sw $8, 1f
+# CHECK: lui $1, %hi($tmp0)              # encoding: [A,A,0x01,0x3c]
+# CHECK:                                 #   fixup A - offset: 0, value: ($tmp0)@ABS_HI, kind: fixup_Mips_HI16
+# CHECK: sw  $8, %lo($tmp0)($1)          # encoding: [A,A,0x28,0xac]
 # CHECK:                                 #   fixup A - offset: 0, value: ($tmp0)@ABS_LO, kind: fixup_Mips_LO16
 
   lw $10, 655483($4)