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# See LICENSE for license details.
#*****************************************************************************
# jalr.S
#-----------------------------------------------------------------------------
#
# Test jalr instruction.
#
#include "riscv_test.h"
#include "test_macros.h"
.option norvc
RVTEST_RV32U
RVTEST_CODE_BEGIN
#-------------------------------------------------------------
# Test 2: Basic test
#-------------------------------------------------------------
test_2:
li TESTNUM, 2
li x31, 0
la x2, target_2
linkaddr_2:
jalr x19, x2, 0
nop
nop
j fail
target_2:
la x1, linkaddr_2
addi x1, x1, 4
bne x1, x19, fail
#-------------------------------------------------------------
# Test 3: Check r0 target and that r31 is not modified
#-------------------------------------------------------------
test_3:
li TESTNUM, 3
li x31, 0
la x3, target_3
linkaddr_3:
jalr x0, x3, 0
nop
j fail
target_3:
bne x31, x0, fail
#-------------------------------------------------------------
# Bypassing tests
#-------------------------------------------------------------
TEST_JALR_SRC1_BYPASS( 4, 0, jalr );
TEST_JALR_SRC1_BYPASS( 5, 1, jalr );
TEST_JALR_SRC1_BYPASS( 6, 2, jalr );
#-------------------------------------------------------------
# Test delay slot instructions not executed nor bypassed
#-------------------------------------------------------------
TEST_CASE( 7, x1, 4, \
li x1, 1; \
la x2, 1f;
jalr x19, x2, -4; \
addi x1, x1, 1; \
addi x1, x1, 1; \
addi x1, x1, 1; \
addi x1, x1, 1; \
1: addi x1, x1, 1; \
addi x1, x1, 1; \
)
TEST_PASSFAIL
RVTEST_CODE_END
.data
RVTEST_DATA_BEGIN
TEST_DATA
RVTEST_DATA_END
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