The Mips standalone assembler fpu instruction support.

Test cases included

Contributer: Vladimir Medic


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163363 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 162 insertions, 0 deletions

diff --git a/test/MC/Mips/mips-fpu-instructions.s b/test/MC/Mips/mips-fpu-instructions.s
new file mode 100644
index 0000000000..ce8024d45b
--- /dev/null
+++ b/test/MC/Mips/mips-fpu-instructions.s
@@ -0,0 +1,162 @@
+# RUN: llvm-mc  %s -triple=mipsel-unknown-linux -show-encoding -mcpu=mips32r2 | FileCheck %s
+# Check that the assembler can handle the documented syntax
+# for FPU instructions.
+# CHECK: .section __TEXT,__text,regular,pure_instructions
+#------------------------------------------------------------------------------
+# FP aritmetic  instructions
+#------------------------------------------------------------------------------
+
+# CHECK:  abs.d      $f12, $f14         # encoding: [0x05,0x73,0x20,0x46]
+# CHECK:  abs.s      $f6, $f7           # encoding: [0x85,0x39,0x00,0x46]
+# CHECK:  add.d      $f8, $f12, $f14    # encoding: [0x00,0x62,0x2e,0x46]
+# CHECK:  add.s      $f9, $f6, $f7      # encoding: [0x40,0x32,0x07,0x46]
+# CHECK:  floor.w.d  $f12, $f14         # encoding: [0x0f,0x73,0x20,0x46]
+# CHECK:  floor.w.s  $f6, $f7           # encoding: [0x8f,0x39,0x00,0x46]
+# CHECK:  ceil.w.d   $f12, $f14         # encoding: [0x0e,0x73,0x20,0x46]
+# CHECK:  ceil.w.s   $f6, $f7           # encoding: [0x8e,0x39,0x00,0x46]
+# CHECK:  mul.d      $f8, $f12, $f14    # encoding: [0x02,0x62,0x2e,0x46]
+# CHECK:  mul.s      $f9, $f6, $f7      # encoding: [0x42,0x32,0x07,0x46]
+# CHECK:  neg.d      $f12, $f14         # encoding: [0x07,0x73,0x20,0x46]
+# CHECK:  neg.s      $f6, $f7           # encoding: [0x87,0x39,0x00,0x46]
+# CHECK:  round.w.d  $f12, $f14         # encoding: [0x0c,0x73,0x20,0x46]
+# CHECK:  round.w.s  $f6, $f7           # encoding: [0x8c,0x39,0x00,0x46]
+# CHECK:  sqrt.d     $f12, $f14         # encoding: [0x04,0x73,0x20,0x46]
+# CHECK:  sqrt.s     $f6, $f7           # encoding: [0x84,0x39,0x00,0x46]
+# CHECK:  sub.d      $f8, $f12, $f14    # encoding: [0x01,0x62,0x2e,0x46]
+# CHECK:  sub.s      $f9, $f6, $f7      # encoding: [0x41,0x32,0x07,0x46]
+# CHECK:  trunc.w.d  $f12, $f14         # encoding: [0x0d,0x73,0x20,0x46]
+# CHECK:  trunc.w.s  $f6, $f7           # encoding: [0x8d,0x39,0x00,0x46]
+
+    abs.d      $f12,$f14
+    abs.s      $f6,$f7
+    add.d      $f8,$f12,$f14
+    add.s      $f9,$f6,$f7
+    floor.w.d  $f12,$f14
+    floor.w.s  $f6,$f7
+    ceil.w.d   $f12,$f14
+    ceil.w.s   $f6,$f7
+    mul.d      $f8,$f12,$f14
+    mul.s      $f9,$f6, $f7
+    neg.d      $f12,$f14
+    neg.s      $f6,$f7
+    round.w.d  $f12,$f14
+    round.w.s  $f6,$f7
+    sqrt.d     $f12,$f14
+    sqrt.s     $f6,$f7
+    sub.d      $f8,$f12,$f14
+    sub.s      $f9,$f6,$f7
+    trunc.w.d  $f12,$f14
+    trunc.w.s  $f6,$f7
+
+#------------------------------------------------------------------------------
+# FP compare instructions
+#------------------------------------------------------------------------------
+
+# CHECK:  c.eq.d    $f12, $f14        # encoding: [0x32,0x60,0x2e,0x46]
+# CHECK:  c.eq.s    $f6, $f7          # encoding: [0x32,0x30,0x07,0x46]
+# CHECK:  c.f.d     $f12, $f14        # encoding: [0x30,0x60,0x2e,0x46]
+# CHECK:  c.f.s     $f6, $f7          # encoding: [0x30,0x30,0x07,0x46]
+# CHECK:  c.le.d    $f12, $f14        # encoding: [0x3e,0x60,0x2e,0x46]
+# CHECK:  c.le.s    $f6, $f7          # encoding: [0x3e,0x30,0x07,0x46]
+# CHECK:  c.lt.d    $f12, $f14        # encoding: [0x3c,0x60,0x2e,0x46]
+# CHECK:  c.lt.s    $f6, $f7          # encoding: [0x3c,0x30,0x07,0x46]
+# CHECK:  c.nge.d   $f12, $f14        # encoding: [0x3d,0x60,0x2e,0x46]
+# CHECK:  c.nge.s   $f6, $f7          # encoding: [0x3d,0x30,0x07,0x46]
+# CHECK:  c.ngl.d   $f12, $f14        # encoding: [0x3b,0x60,0x2e,0x46]
+# CHECK:  c.ngl.s   $f6, $f7          # encoding: [0x3b,0x30,0x07,0x46]
+# CHECK:  c.ngle.d  $f12, $f14        # encoding: [0x39,0x60,0x2e,0x46]
+# CHECK:  c.ngle.s  $f6, $f7          # encoding: [0x39,0x30,0x07,0x46]
+# CHECK:  c.ngt.d   $f12, $f14        # encoding: [0x3f,0x60,0x2e,0x46]
+# CHECK:  c.ngt.s   $f6, $f7          # encoding: [0x3f,0x30,0x07,0x46]
+# CHECK:  c.ole.d   $f12, $f14        # encoding: [0x36,0x60,0x2e,0x46]
+# CHECK:  c.ole.s   $f6, $f7          # encoding: [0x36,0x30,0x07,0x46]
+# CHECK:  c.olt.d   $f12, $f14        # encoding: [0x34,0x60,0x2e,0x46]
+# CHECK:  c.olt.s   $f6, $f7          # encoding: [0x34,0x30,0x07,0x46]
+# CHECK:  c.seq.d   $f12, $f14        # encoding: [0x3a,0x60,0x2e,0x46]
+# CHECK:  c.seq.s   $f6, $f7          # encoding: [0x3a,0x30,0x07,0x46]
+# CHECK:  c.sf.d    $f12, $f14        # encoding: [0x38,0x60,0x2e,0x46]
+# CHECK:  c.sf.s    $f6, $f7          # encoding: [0x38,0x30,0x07,0x46]
+# CHECK:  c.ueq.d   $f12, $f14        # encoding: [0x33,0x60,0x2e,0x46]
+# CHECK:  c.ueq.s   $f28, $f18        # encoding: [0x33,0xe0,0x12,0x46]
+# CHECK:  c.ule.d   $f12, $f14        # encoding: [0x37,0x60,0x2e,0x46]
+# CHECK:  c.ule.s   $f6, $f7          # encoding: [0x37,0x30,0x07,0x46]
+# CHECK:  c.ult.d   $f12, $f14        # encoding: [0x35,0x60,0x2e,0x46]
+# CHECK:  c.ult.s   $f6, $f7          # encoding: [0x35,0x30,0x07,0x46]
+# CHECK:  c.un.d    $f12, $f14        # encoding: [0x31,0x60,0x2e,0x46]
+# CHECK:  c.un.s    $f6, $f7          # encoding: [0x31,0x30,0x07,0x46]
+
+     c.eq.d    $f12,$f14
+     c.eq.s    $f6,$f7
+     c.f.d     $f12,$f14
+     c.f.s     $f6,$f7
+     c.le.d    $f12,$f14
+     c.le.s    $f6,$f7
+     c.lt.d    $f12,$f14
+     c.lt.s    $f6,$f7
+     c.nge.d   $f12,$f14
+     c.nge.s   $f6,$f7
+     c.ngl.d   $f12,$f14
+     c.ngl.s   $f6,$f7
+     c.ngle.d  $f12,$f14
+     c.ngle.s  $f6,$f7
+     c.ngt.d   $f12,$f14
+     c.ngt.s   $f6,$f7
+     c.ole.d   $f12,$f14
+     c.ole.s   $f6,$f7
+     c.olt.d   $f12,$f14
+     c.olt.s   $f6,$f7
+     c.seq.d   $f12,$f14
+     c.seq.s   $f6,$f7
+     c.sf.d    $f12,$f14
+     c.sf.s    $f6,$f7
+     c.ueq.d   $f12,$f14
+     c.ueq.s   $f28,$f18
+     c.ule.d   $f12,$f14
+     c.ule.s   $f6,$f7
+     c.ult.d   $f12,$f14
+     c.ult.s   $f6,$f7
+     c.un.d    $f12,$f14
+     c.un.s    $f6,$f7
+
+#------------------------------------------------------------------------------
+# FP convert instructions
+#------------------------------------------------------------------------------
+# CHECK:  cvt.d.s   $f6, $f7          # encoding: [0xa1,0x39,0x00,0x46]
+# CHECK:  cvt.d.w   $f12, $f14        # encoding: [0x21,0x73,0x80,0x46]
+# CHECK:  cvt.s.d   $f12, $f14        # encoding: [0x20,0x73,0x20,0x46]
+# CHECK:  cvt.s.w   $f6, $f7          # encoding: [0xa0,0x39,0x80,0x46]
+# CHECK:  cvt.w.d   $f12, $f14        # encoding: [0x24,0x73,0x20,0x46]
+# CHECK:  cvt.w.s   $f6, $f7          # encoding: [0xa4,0x39,0x00,0x46]
+
+  cvt.d.s   $f6,$f7
+  cvt.d.w   $f12,$f14
+  cvt.s.d   $f12,$f14
+  cvt.s.w   $f6,$f7
+  cvt.w.d   $f12,$f14
+  cvt.w.s   $f6,$f7
+
+#------------------------------------------------------------------------------
+# FP move instructions
+#------------------------------------------------------------------------------
+
+# CHECK:  cfc1    $6, $fcc0            # encoding: [0x00,0x00,0x46,0x44]
+# CHECK:  mfc1    $6, $f7              # encoding: [0x00,0x38,0x06,0x44]
+# CHECK:  mfhi    $5                   # encoding: [0x10,0x28,0x00,0x00]
+# CHECK:  mflo    $5                   # encoding: [0x12,0x28,0x00,0x00]
+# CHECK:  mov.d   $f6, $f8             # encoding: [0x86,0x41,0x20,0x46]
+# CHECK:  mov.s   $f6, $f7             # encoding: [0x86,0x39,0x00,0x46]
+# CHECK:  mtc1    $6, $f7              # encoding: [0x00,0x38,0x86,0x44]
+# CHECK:  mthi    $7                   # encoding: [0x11,0x00,0xe0,0x00]
+# CHECK:  mtlo    $7                   # encoding: [0x13,0x00,0xe0,0x00]
+# CHECK:  swc1    $f9, 9158($7)        # encoding: [0xc6,0x23,0xe9,0xe4]
+
+   cfc1    $a2,$0
+   mfc1    $a2,$f7
+   mfhi    $a1
+   mflo    $a1
+   mov.d   $f6,$f8
+   mov.s   $f6,$f7
+   mtc1    $a2,$f7
+   mthi    $a3
+   mtlo    $a3
+   swc1    $f9,9158($a3)