OpenCores
URL https://opencores.org/ocsvn/potato/potato/trunk

Subversion Repositories potato

[/] [potato/] [trunk/] [riscv-tests/] [sll.S] - Rev 18

Go to most recent revision | Compare with Previous | Blame | View Log

# See LICENSE for license details.

#*****************************************************************************
# sll.S
#-----------------------------------------------------------------------------
#
# Test sll instruction.
#

#include "riscv_test.h"
#include "test_macros.h"

RVTEST_RV32U
RVTEST_CODE_BEGIN

  #-------------------------------------------------------------
  # Arithmetic tests
  #-------------------------------------------------------------

  TEST_RR_OP( 2,  sll, 0x00000001, 0x00000001, 0  );
  TEST_RR_OP( 3,  sll, 0x00000002, 0x00000001, 1  );
  TEST_RR_OP( 4,  sll, 0x00000080, 0x00000001, 7  );
  TEST_RR_OP( 5,  sll, 0x00004000, 0x00000001, 14 );
  TEST_RR_OP( 6,  sll, 0x80000000, 0x00000001, 31 );

  TEST_RR_OP( 7,  sll, 0xffffffff, 0xffffffff, 0  );
  TEST_RR_OP( 8,  sll, 0xfffffffe, 0xffffffff, 1  );
  TEST_RR_OP( 9,  sll, 0xffffff80, 0xffffffff, 7  );
  TEST_RR_OP( 10, sll, 0xffffc000, 0xffffffff, 14 );
  TEST_RR_OP( 11, sll, 0x80000000, 0xffffffff, 31 );

  TEST_RR_OP( 12, sll, 0x21212121, 0x21212121, 0  );
  TEST_RR_OP( 13, sll, 0x42424242, 0x21212121, 1  );
  TEST_RR_OP( 14, sll, 0x90909080, 0x21212121, 7  );
  TEST_RR_OP( 15, sll, 0x48484000, 0x21212121, 14 );
  TEST_RR_OP( 16, sll, 0x80000000, 0x21212121, 31 );

  # Verify that shifts only use bottom five bits

  TEST_RR_OP( 17, sll, 0x21212121, 0x21212121, 0xffffffe0 );
  TEST_RR_OP( 18, sll, 0x42424242, 0x21212121, 0xffffffe1 );
  TEST_RR_OP( 19, sll, 0x90909080, 0x21212121, 0xffffffe7 );
  TEST_RR_OP( 20, sll, 0x48484000, 0x21212121, 0xffffffee );
  TEST_RR_OP( 21, sll, 0x00000000, 0x21212120, 0xffffffff );

  #-------------------------------------------------------------
  # Source/Destination tests
  #-------------------------------------------------------------

  TEST_RR_SRC1_EQ_DEST( 22, sll, 0x00000080, 0x00000001, 7  );
  TEST_RR_SRC2_EQ_DEST( 23, sll, 0x00004000, 0x00000001, 14 );
  TEST_RR_SRC12_EQ_DEST( 24, sll, 24, 3 );

  #-------------------------------------------------------------
  # Bypassing tests
  #-------------------------------------------------------------

  TEST_RR_DEST_BYPASS( 25, 0, sll, 0x00000080, 0x00000001, 7  );
  TEST_RR_DEST_BYPASS( 26, 1, sll, 0x00004000, 0x00000001, 14 );
  TEST_RR_DEST_BYPASS( 27, 2, sll, 0x80000000, 0x00000001, 31 );

  TEST_RR_SRC12_BYPASS( 28, 0, 0, sll, 0x00000080, 0x00000001, 7  );
  TEST_RR_SRC12_BYPASS( 29, 0, 1, sll, 0x00004000, 0x00000001, 14 );
  TEST_RR_SRC12_BYPASS( 30, 0, 2, sll, 0x80000000, 0x00000001, 31 );
  TEST_RR_SRC12_BYPASS( 31, 1, 0, sll, 0x00000080, 0x00000001, 7  );
  TEST_RR_SRC12_BYPASS( 32, 1, 1, sll, 0x00004000, 0x00000001, 14 );
  TEST_RR_SRC12_BYPASS( 33, 2, 0, sll, 0x80000000, 0x00000001, 31 );

  TEST_RR_SRC21_BYPASS( 34, 0, 0, sll, 0x00000080, 0x00000001, 7  );
  TEST_RR_SRC21_BYPASS( 35, 0, 1, sll, 0x00004000, 0x00000001, 14 );
  TEST_RR_SRC21_BYPASS( 36, 0, 2, sll, 0x80000000, 0x00000001, 31 );
  TEST_RR_SRC21_BYPASS( 37, 1, 0, sll, 0x00000080, 0x00000001, 7  );
  TEST_RR_SRC21_BYPASS( 38, 1, 1, sll, 0x00004000, 0x00000001, 14 );
  TEST_RR_SRC21_BYPASS( 39, 2, 0, sll, 0x80000000, 0x00000001, 31 );

  TEST_RR_ZEROSRC1( 40, sll, 0, 15 );
  TEST_RR_ZEROSRC2( 41, sll, 32, 32 );
  TEST_RR_ZEROSRC12( 42, sll, 0 );
  TEST_RR_ZERODEST( 43, sll, 1024, 2048 );

  TEST_PASSFAIL

RVTEST_CODE_END

  .data
RVTEST_DATA_BEGIN

  TEST_DATA

RVTEST_DATA_END

Go to most recent revision | Compare with Previous | Blame | View Log

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.