62 lines
1.5 KiB
NASM
62 lines
1.5 KiB
NASM
; test harness for int_to_string
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; Registers:
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; r8 - test address
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; r9 - test method
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; r12 - end of tests address
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li r8, tests
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li r12, end_of_tests
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next_test:
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; Set up arguments and run test
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load_32 r1, [r8] ; Input value
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li r2, scratch ; Output buffer
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mov r3, 64 ; Output buffer size
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add r4, r8, 4 ; Base
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load_8 r4, [r4]
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mov r13, itoa_test_ret ; return address
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jmp stdlib.int_to_string.auto
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itoa_test_ret:
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nop ; For breakpoint after itoa but before r1 clobber
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; Strcmp to check results
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add r1, r8, 5 ; expected output
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li r2, scratch ; actual output
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mov r13, itoa_strcmp_ret
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jmp stdlib.string.compare
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itoa_strcmp_ret:
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; Verify results
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halt.ne
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; Next test
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add r8, r8, 0x40
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cmp r8, r12
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jl next_test
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; Done
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halt
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include ../src/stdlib
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@0x20000
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tests:
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; inlen is the number of input bytes the function is expected to consume
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; addr int base result
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@0x20000 U32 0b0 U8 2 "0\0"
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@0x20040 U32 0xFFFFFFFF U8 2 "11111111111111111111111111111111\0"
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@0x20080 U32 0b101010 U8 2 "101010\0"
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@0x200c0 U32 0o0 U8 8 "0\0"
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@0x20100 U32 0o640 U8 8 "640\0"
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@0x20140 U32 0xFFFFFFFF U8 8 "37777777777\0"
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@0x20180 U32 0x0 U8 16 "0\0"
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@0x201c0 U32 0x32fF6 U8 16 "32FF6\0"
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@0x20200 U32 0xdeadbeef U8 16 "DEADBEEF\0"
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@0x20240 U32 0xFFFFFFFF U8 16 "FFFFFFFF\0"
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@0x20280 U32 0 U8 10 "0\0"
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@0x202c0 U32 42069 U8 10 "42069\0"
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@0x20300 U32 12345678 U8 10 "12345678\0"
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@0x20340
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end_of_tests:
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scratch: U1024 0
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