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# See LICENSE for license details.
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#*****************************************************************************
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# ma_addr.S
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#-----------------------------------------------------------------------------
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#
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# Test misaligned ld/st trap.
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#
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#include "riscv_test.h"
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#include "test_macros.h"
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#include "riscv_test.h"
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#undef RVTEST_RV64S
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#define RVTEST_RV64S RVTEST_RV32M
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#define __MACHINE_MODE
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RVTEST_RV32M
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RVTEST_CODE_BEGIN
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#define sscratch mscratch
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#define sstatus mstatus
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#define scause mcause
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#define sepc mepc
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#define stvec_handler mtvec_handler
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la s0, stvec_handler
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# indicate it's a load test
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li s1, 0
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#define MISALIGNED_LDST_TEST(testnum, insn, base, offset) \
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li TESTNUM, testnum; \
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insn x0, offset(base); \
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j fail \
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MISALIGNED_LDST_TEST(2, lh, s0, 1)
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MISALIGNED_LDST_TEST(3, lhu, s0, 1)
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MISALIGNED_LDST_TEST(4, lw, s0, 1)
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MISALIGNED_LDST_TEST(5, lw, s0, 2)
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MISALIGNED_LDST_TEST(6, lw, s0, 3)
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#ifdef __riscv64
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MISALIGNED_LDST_TEST(7, lwu, s0, 1)
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MISALIGNED_LDST_TEST(8, lwu, s0, 2)
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MISALIGNED_LDST_TEST(9, lwu, s0, 3)
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MISALIGNED_LDST_TEST(10, ld, s0, 1)
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MISALIGNED_LDST_TEST(11, ld, s0, 2)
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MISALIGNED_LDST_TEST(12, ld, s0, 3)
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MISALIGNED_LDST_TEST(13, ld, s0, 4)
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MISALIGNED_LDST_TEST(14, ld, s0, 5)
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MISALIGNED_LDST_TEST(15, ld, s0, 6)
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MISALIGNED_LDST_TEST(16, ld, s0, 7)
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#endif
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# indicate it's a store test
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li s1, 1
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MISALIGNED_LDST_TEST(22, sh, s0, 1)
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MISALIGNED_LDST_TEST(23, sw, s0, 1)
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MISALIGNED_LDST_TEST(24, sw, s0, 2)
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MISALIGNED_LDST_TEST(25, sw, s0, 3)
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#ifdef __riscv64
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MISALIGNED_LDST_TEST(26, sd, s0, 1)
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MISALIGNED_LDST_TEST(27, sd, s0, 2)
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MISALIGNED_LDST_TEST(28, sd, s0, 3)
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MISALIGNED_LDST_TEST(29, sd, s0, 4)
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MISALIGNED_LDST_TEST(30, sd, s0, 5)
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MISALIGNED_LDST_TEST(31, sd, s0, 6)
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MISALIGNED_LDST_TEST(32, sd, s0, 7)
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#endif
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TEST_PASSFAIL
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.align 3
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stvec_handler:
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bnez s1, test_store
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test_load:
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li t1, CAUSE_MISALIGNED_LOAD
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csrr t0, scause
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bne t0, t1, fail
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csrr t0, sepc
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addi t0, t0, 8
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csrw sepc, t0
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sret
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test_store:
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li t1, CAUSE_MISALIGNED_STORE
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csrr t0, scause
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bne t0, t1, fail
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csrr t0, sepc
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addi t0, t0, 8
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csrw sepc, t0
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sret
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RVTEST_CODE_END
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.data
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RVTEST_DATA_BEGIN
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TEST_DATA
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RVTEST_DATA_END
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