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# RISC-V Compliance Test I-SH-01
#
# Copyright (c) 2017, Codasip Ltd.
# Copyright (c) 2018, Imperas Software Ltd. Additions
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#      * Redistributions of source code must retain the above copyright
#        notice, this list of conditions and the following disclaimer.
#      * Redistributions in binary form must reproduce the above copyright
#        notice, this list of conditions and the following disclaimer in the
#        documentation and/or other materials provided with the distribution.
#      * Neither the name of the Codasip Ltd., Imperas Software Ltd. nor the
#        names of its contributors may be used to endorse or promote products
#        derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
# IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL Codasip Ltd., Imperas Software Ltd.
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# Specification: RV32I Base Integer Instruction Set, Version 2.0
# Description: Testing instruction SH.

#include "compliance_test.h"
#include "compliance_io.h"
#include "test_macros.h"

# Test Virtual Machine (TVM) used by program.
RV_COMPLIANCE_RV32M

# Test code region
RV_COMPLIANCE_CODE_BEGIN

    RVTEST_IO_INIT
    RVTEST_IO_ASSERT_GPR_EQ(x0, 0x00000000)
    RVTEST_IO_WRITE_STR("# Test Begin Reserved regs ra(x1) a0(x10) t0(x5)\n")

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part A1 - test base address + 0\n");

    # Address for test results
    la      x1, test_A1_res

    # Set memory
    li      x31, 0xAAAABBBB
    sw      x31, 0(x1)

    # Test
    li      x2, 0x11F1F222
    sh      x2, 0(x1)

    //
    // Assert
    //
    RVTEST_IO_CHECK()
    RVTEST_IO_ASSERT_GPR_EQ(x2, 0x11F1F222)
    RVTEST_IO_ASSERT_GPR_EQ(x31, 0xAAAABBBB)

    RVTEST_IO_WRITE_STR("# Test part A1  - Complete\n");

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part A2 - test base address - 1\n");

    # Address for test results
    la      x5, test_A2_res + 1

    # Clear memory
    sw      x0, -1(x5)

    # Test
    li      x25, 0xF33344F4
    sh      x25, 0xFFFFFFFF(x5)

    RVTEST_IO_ASSERT_GPR_EQ(x0, 0x00000000)
    RVTEST_IO_ASSERT_GPR_EQ(x25, 0xF33344F4)

    RVTEST_IO_WRITE_STR("# Test part A2  - Complete\n");

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part A3 - test base address + 1\n");

    # Address for test results
    la      x8, test_A3_res - 1

    # Clear memory
    sw      x0, 1(x8)

    # Test
    li      x31, 0x55F5F666
    sh      x31, +1(x8)

    RVTEST_IO_ASSERT_GPR_EQ(x0, 0x00000000)
    RVTEST_IO_ASSERT_GPR_EQ(x31, 0x55F5F666)

    RVTEST_IO_WRITE_STR("# Test part A3  - Complete\n");

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part A4 - test base address - 2048\n");

    # Address for test results
    la      x11, test_A4_res + 2048

    # Clear memory
    sw      x0, -2048(x11)

    # Test
    li      x12, 0xF77788F8
    sh      x12, 0xFFFFF800(x11)

    RVTEST_IO_ASSERT_GPR_EQ(x0, 0x00000000)
    RVTEST_IO_ASSERT_GPR_EQ(x12, 0xF77788F8)

    RVTEST_IO_WRITE_STR("# Test part A4  - Complete\n");

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part A5 - test base address + 2047\n");

    # Address for test results
    la      x14, test_A5_res - 2047

    # Clear memory
    sw      x0, 2047(x14)

    # Test
    li      x15, 0x99090AAA
    sh      x15, 0x7FF(x14)

    RVTEST_IO_ASSERT_GPR_EQ(x0, 0x00000000)
    RVTEST_IO_ASSERT_GPR_EQ(x15, 0x99090AAA)

    RVTEST_IO_WRITE_STR("# Test part A5  - Complete\n");

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part B - test base address + -4, -2, ... , 6\n");

    # Address for test results
    la      x17, test_B_res

    # Test
    li      x18, 0x1111CC0C
    li      x19, 0x22220BBB
    li      x20, 0x33330EEE
    li      x21, 0x4444DD0D
    li      x22, 0x777700F0
    li      x23, 0x66660FFF

    # Store results
    sh      x18, -4(x17)
    sh      x19, -2(x17)
    sh      x20, 0(x17)
    sh      x21, 2(x17)
    sh      x22, 4(x17)
    sh      x23, 6(x17)

    RVTEST_IO_ASSERT_GPR_EQ(x18, 0x1111CC0C)
    RVTEST_IO_ASSERT_GPR_EQ(x19, 0x22220BBB)
    RVTEST_IO_ASSERT_GPR_EQ(x20, 0x33330EEE)
    RVTEST_IO_ASSERT_GPR_EQ(x21, 0x4444DD0D)
    RVTEST_IO_ASSERT_GPR_EQ(x22, 0x777700F0)
    RVTEST_IO_ASSERT_GPR_EQ(x23, 0x66660FFF)

    RVTEST_IO_WRITE_STR("# Test part B  - Complete\n");

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part C - test store x0\n");

    # Address for test results
    la      x22, test_C_res

    # Set memory
    li      x1, 0x87654321
    sw      x1, 0(x22)

    # Test
    li      x0, 0x12345678
    sh      x0, 0(x22)

    RVTEST_IO_ASSERT_GPR_EQ(x0, 0x00000000)
    RVTEST_IO_ASSERT_GPR_EQ(x1, 0x87654321)

    RVTEST_IO_WRITE_STR("# Test part C  - Complete\n");

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part D1 - test for forwarding (to address register)\n");

    # Address for test data
    la      x21, test_D1_data

    # Clear memory
    lw      x1, 0(x21)
    sw      x0, 0(x1)

    # Test
    li      x19, 0x11223344
    lw      x23, 0(x21)
    sh      x19, 0(x23)

    RVTEST_IO_ASSERT_GPR_EQ(x19, 0x11223344)

    RVTEST_IO_WRITE_STR("# Test part D  - Complete\n");

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part D2 - test for forwarding (to data register)\n");

    # Address for test data
    la      x23, test_D2_data
    la      x24, test_D2_res

    # Clear memory
    sw      x0, 0(x24)

    # Test
    lw      x25, 0(x23)
    sh      x25, 0(x24)

    RVTEST_IO_ASSERT_GPR_EQ(x25, 0x9ABCDEF0)

    RVTEST_IO_WRITE_STR("# Test part E  - Complete\n");

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part E1 - test war hazard (data register)\n");

    # Address for test results
    la      x26, test_E1_res

    # Clear memory
    sw      x0, 0(x26)

    # Test
    li      x25, 0x76543210
    sh      x25, 0(x26)
    mv      x25, x0

    RVTEST_IO_ASSERT_GPR_EQ(x25, 0x00000000)

    RVTEST_IO_WRITE_STR("# Test part A1  - Complete\n");

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part E2 - test war hazard (address register)\n");

    # Address for test results
    la      x28, test_E2_res

    # Clear memory
    sw      x0, 0(x28)

    # Test
    li      x27, 0x89ABCDEF
    sh      x27, 0(x28)
    addi    x28, x28, -4

    RVTEST_IO_ASSERT_GPR_EQ(x27, 0x89ABCDEF)
    RVTEST_IO_ASSERT_GPR_EQ(x28, 0x8000403C)

    RVTEST_IO_WRITE_STR("# Test part A2  - Complete\n");

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part F - test raw hazard in memory\n");

    # Address for test results
    la      x29, test_F_res

    # Clear memory
    sw      x0, 0(x29)
    sw      x0, 4(x29)

    # Test
    li      x27, 0x14725836
    sh      x27, 0(x29)
    lw      x30, 0(x29)
    sh      x30, 4(x29)

    RVTEST_IO_ASSERT_GPR_EQ(x27, 0x14725836)
    RVTEST_IO_ASSERT_GPR_EQ(x30, 0x00005836)

    RVTEST_IO_WRITE_STR("# Test part A3  - Complete\n");

    # ---------------------------------------------------------------------------------------------
    RVTEST_IO_WRITE_STR("# Test part G - test waw hazard in memory\n");

    # Address for test results
    la      x1, test_G_res

    # Clear memory
    sw      x0, 0(x1)

    # Test
    li      x2, 0x96385201
    li      x3, 0x25814963
    sh      x2, 0(x1)
    sh      x3, 0(x1)

    RVTEST_IO_ASSERT_GPR_EQ(x2, 0x96385201)
    RVTEST_IO_ASSERT_GPR_EQ(x3, 0x25814963)

    RVTEST_IO_WRITE_STR("# Test part A4  - Complete\n");

    RVTEST_IO_WRITE_STR("# Test End\n")

 # ---------------------------------------------------------------------------------------------
    # HALT
    RV_COMPLIANCE_HALT

RV_COMPLIANCE_CODE_END

# Input data section.
    .data
    .align 4

test_D1_data:
    .word test_D1_res
test_D2_data:
    .word 0x9ABCDEF0


# Output data section.
RV_COMPLIANCE_DATA_BEGIN
    .align 4

test_A1_res:
    .fill 1, 4, -1
test_A2_res:
    .fill 1, 4, -1
test_A3_res:
    .fill 1, 4, -1
test_A4_res:
    .fill 1, 4, -1
test_A5_res:
    .fill 1, 4, -1
    .fill 1, 4, -1
test_B_res:
    .fill 2, 4, -1
test_C_res:
    .fill 1, 4, -1
test_D1_res:
    .fill 1, 4, -1
test_D2_res:
    .fill 1, 4, -1
test_E1_res:
    .fill 1, 4, -1
test_E2_res:
    .fill 1, 4, -1
test_F_res:
    .fill 2, 4, -1
test_G_res:
    .fill 1, 4, -1

RV_COMPLIANCE_DATA_END