Add tests for Mips DSP instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187570 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/MC/Mips/mips-dsp-instructions.s b/test/MC/Mips/mips-dsp-instructions.s
new file mode 100644 (file)
index 0000000..4de88ce
--- /dev/null
+++ b/test/MC/Mips/mips-dsp-instructions.s
@@ -0,0 +1,44 @@
+# RUN: llvm-mc -show-encoding -triple=mips-unknown-unknown -mattr=dspr2 %s | FileCheck %s
+#
+# CHECK:   .text
+# CHECK:   precrq.qb.ph      $16, $17, $18   # encoding: [0x7e,0x32,0x83,0x11]
+# CHECK:   precrq.ph.w       $17, $18, $19   # encoding: [0x7e,0x53,0x8d,0x11]
+# CHECK:   precrq_rs.ph.w    $18, $19, $20   # encoding: [0x7e,0x74,0x95,0x51]
+# CHECK:   precrqu_s.qb.ph   $19, $20, $21   # encoding: [0x7e,0x95,0x9b,0xd1]
+# CHECK:   preceq.w.phl      $20, $21        # encoding: [0x7c,0x15,0xa3,0x12]
+# CHECK:   preceq.w.phr      $21, $22        # encoding: [0x7c,0x16,0xab,0x52]
+# CHECK:   precequ.ph.qbl    $22, $23        # encoding: [0x7c,0x17,0xb1,0x12]
+# CHECK:   precequ.ph.qbr    $23, $24        # encoding: [0x7c,0x18,0xb9,0x52]
+# CHECK:   precequ.ph.qbla   $24, $25        # encoding: [0x7c,0x19,0xc1,0x92]
+# CHECK:   precequ.ph.qbra   $25, $26        # encoding: [0x7c,0x1a,0xc9,0xd2]
+# CHECK:   preceu.ph.qbl     $26, $27        # encoding: [0x7c,0x1b,0xd7,0x12]
+# CHECK:   preceu.ph.qbr     $27, $gp        # encoding: [0x7c,0x1c,0xdf,0x52]
+# CHECK:   preceu.ph.qbla    $gp, $sp        # encoding: [0x7c,0x1d,0xe7,0x92]
+# CHECK:   preceu.ph.qbra    $sp, $fp        # encoding: [0x7c,0x1e,0xef,0xd2]
+
+# CHECK:   precr.qb.ph       $23, $24, $25   # encoding: [0x7f,0x19,0xbb,0x51]
+# CHECK:   precr_sra.ph.w    $24, $25, 0     # encoding: [0x7f,0x38,0x07,0x91]
+# CHECK:   precr_sra.ph.w    $24, $25, 31    # encoding: [0x7f,0x38,0xff,0x91]
+# CHECK:   precr_sra_r.ph.w  $25, $26, 0     # encoding: [0x7f,0x59,0x07,0xd1]
+# CHECK:   precr_sra_r.ph.w  $25, $26, 31    # encoding: [0x7f,0x59,0xff,0xd1]
+
+  precrq.qb.ph    $16,$17,$18
+  precrq.ph.w     $17,$18,$19
+  precrq_rs.ph.w  $18,$19,$20
+  precrqu_s.qb.ph $19,$20,$21
+  preceq.w.phl    $20,$21
+  preceq.w.phr    $21,$22
+  precequ.ph.qbl  $22,$23
+  precequ.ph.qbr  $23,$24
+  precequ.ph.qbla $24,$25
+  precequ.ph.qbra $25,$26
+  preceu.ph.qbl   $26,$27
+  preceu.ph.qbr   $27,$28
+  preceu.ph.qbla  $28,$29
+  preceu.ph.qbra  $29,$30
+
+  precr.qb.ph     $23,$24,$25
+  precr_sra.ph.w  $24,$25,0
+  precr_sra.ph.w  $24,$25,31
+  precr_sra_r.ph.w  $25,$26,0
+  precr_sra_r.ph.w  $25,$26,31