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https://github.com/netwide-assembler/nasm.git
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105 lines
1.7 KiB
NASM
105 lines
1.7 KiB
NASM
;Testname=O0; Arguments=-O0 -fbin -ooptimization.bin; Files=stdout stderr optimization.bin
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;Testname=O1; Arguments=-O1 -fbin -ooptimization.bin; Files=stdout stderr optimization.bin
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;Testname=Ox; Arguments=-Ox -fbin -ooptimization.bin; Files=stdout stderr optimization.bin
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BITS 32
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; Simple
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jmp foo
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times 124 nop
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foo:
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; Must start short to converge optimally
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jmp car
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times 127 nop
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car:
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; Always near
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jmp cdr
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times 128 nop
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cdr:
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; Simple
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add eax, quux2 - quux1
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quux1:
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times 127 nop
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quux2:
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; Must start short
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corge1:
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add eax, corge2 - corge1
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times 127 - 3 nop
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corge2:
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; Simple
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lea eax, [bolug2-bolug1]
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bolug1:
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times 127 nop
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bolug2:
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; Must start short
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calog1:
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lea eax, [calog2-calog1]
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times 127 - 3 nop
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calog2:
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; Simple
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lea eax, [eax+dolug2-dolug1]
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dolug1:
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times 127 nop
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dolug2:
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; Must start short
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ealog1:
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lea eax, [eax+ealog2-ealog1]
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times 127 - 3 nop
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ealog2:
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; Must stay long!
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lea eax, [eax+folug2-folug1]
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folug1:
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times 128 nop
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folug2:
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; Must stay long!
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galog1:
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lea eax, [eax+galog2-galog1]
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times 128 - 3 nop
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galog2:
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; Sbyte tests...
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onetwentysix equ 126
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onetwentynine equ 129
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add eax,onetwentyseven ; sbyte (forward)
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add eax,onetwentyeight ; not sbyte (forward)
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add eax,onetwentyseven ; sbyte (forward)
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add eax,onetwentysix ; sbyte (backward)
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add eax,onetwentynine ; not sbyte (backward)
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add ecx,onetwentyseven ; sbyte (forward)
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add ecx,onetwentyeight ; not sbyte (forward)
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add ecx,onetwentyseven ; sbyte (forward)
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add ecx,onetwentysix ; sbyte (backward)
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add ecx,onetwentynine ; not sbyte (backward)
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onetwentyseven equ 127
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onetwentyeight equ 128
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; Simple
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add eax, holug2-holug1
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holug1:
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times 127 nop
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holug2:
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; Must start short
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ialog1:
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add eax, ialog2-ialog1
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times 127 - 3 nop
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ialog2:
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; Do not confuse forward references and segmentless addresses!
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jmp 12345
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