2019-06-23 12:40:18 +02:00
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# The OS/K Team licenses this file to you under the MIT license.
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# See the LICENSE file in the project root for more information.
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#---------------------------------------------------------------------------#
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# Jump instructions #
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#---------------------------------------------------------------------------#
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#
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2019-07-01 21:46:36 +02:00
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# Jump (JMP) instruction
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2019-06-23 12:40:18 +02:00
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#
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# RIP = $1
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#
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j ri
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jmp ri
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#
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2019-07-01 21:46:36 +02:00
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# RCX-dependent jump (LOOP) instruction
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2019-06-23 12:40:18 +02:00
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#
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# IF (RCX > 0) THEN
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# RCX = RCX - 1
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# RIP = $1
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# FI
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#
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loop ri
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2019-06-30 13:46:44 +02:00
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#
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2019-07-02 20:13:05 +02:00
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# Conditional absolute jumps (B)
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2019-06-30 13:46:44 +02:00
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#
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2019-07-02 20:13:05 +02:00
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# COMPARE($1, $2)
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2019-06-30 13:46:44 +02:00
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#
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2019-07-02 20:13:05 +02:00
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# IF (COND) THEN
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# RIP = $3
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# FI
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2019-06-30 13:46:44 +02:00
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#
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2019-07-02 20:13:05 +02:00
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# Sets CF, OF, ZF and SF according to the comparison's results
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2019-06-30 13:46:44 +02:00
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#
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2019-07-02 20:13:05 +02:00
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# This instruction is special in that the COND field specified is not evaluated
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# before the instruction is executed, but after the comparison it effectuates
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#
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# Suffixing B with the REP suffix results in undefined behavior
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2019-06-30 13:46:44 +02:00
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#
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2019-07-04 20:33:49 +02:00
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b rm ri ri
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2019-06-30 13:46:44 +02:00
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