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vm64 tests

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This commit is contained in:
David Harris 2023-04-06 21:42:47 -07:00
parent c24e81c57f
commit c9887cb182
1 changed files with 41 additions and 0 deletions
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tests/coverage/ifu.S
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@ -43,4 +43,45 @@ main:
//.hword 0x9C01 //# Illegal compressed instruction with op = 01, instr[15:10] = 100111, and 0's everywhere else //.hword 0x9C01 //# Illegal compressed instruction with op = 01, instr[15:10] = 100111, and 0's everywhere else
// vm64check coverage
// check virtual addresses with bits 63:47 and/or 46:38 being equal or unequal
li t0, 0x0000000080000000
lw t1, 0(t0)
li t0, 0xFFFFFFFF80000000
lw t1, 0(t0)
li t1, 0xFFF8000080000000
lw t1, 0(t0)
li t1, 0x1000000080000000
lw t1, 0(t0)
li t1, 0x0000010080000000
lw t1, 0(t0)
li t0, 0x8000000000000000
csrw satp, t0 # SV39 mode
li t0, 0x0000000080000000
lw t1, 0(t0)
li t0, 0xFFFFFFFF80000000
lw t1, 0(t0)
li t1, 0xFFF8000080000000
lw t1, 0(t0)
li t1, 0x1000000080000000
lw t1, 0(t0)
li t1, 0x0000010080000000
lw t1, 0(t0)
li t0, 0x9000000000000000
csrw satp, t0 # SV48 mode
li t0, 0x0000000080000000
lw t1, 0(t0)
li t0, 0xFFFFFFFF80000000
lw t1, 0(t0)
li t1, 0xFFF8000080000000
lw t1, 0(t0)
li t1, 0x1000000080000000
lw t1, 0(t0)
li t1, 0x0000010080000000
lw t1, 0(t0)
li t0, 0x0000000000000000
csrw satp, t0 # disable virtual memory
j done j done