.*: Assembler messages:
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.*: Assembler messages:
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.*: Warning: Swapping instruction order
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.*: Warning: Swapping instruction order
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.*: Warning: Executing btst in IU in reverse serial may not work
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.*: Warning: Executing btst in IU in reverse serial may not work
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.*: Warning: Executing bclr in IU may not work in parallel execution
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.*: Warning: Executing bclr in IU may not work in parallel execution
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.*: Warning: Executing bset in IU may not work
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.*: Warning: Executing bset in IU may not work
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.*: Warning: Swapping instruction order
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.*: Warning: Swapping instruction order
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GAS LISTING .*
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GAS LISTING .*
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1 # bittest.s
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1 # bittest.s
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2 #
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2 #
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3 # Bit operation instructions \(BCLR, BNOT, BSET, BTST\) should not be placed in IU.
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3 # Bit operation instructions \(BCLR, BNOT, BSET, BTST\) should not be placed in IU.
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4 # If the user specifically indicates they should be in the IU, GAS will
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4 # If the user specifically indicates they should be in the IU, GAS will
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5 # generate warnings. The reason why this is not an error is that those instructions
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5 # generate warnings. The reason why this is not an error is that those instructions
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6 # will fail in IU only occasionally. Thus GAS should pack them in MU for
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6 # will fail in IU only occasionally. Thus GAS should pack them in MU for
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7 # safety, and it just needs to draw attention when a violation is given.
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7 # safety, and it just needs to draw attention when a violation is given.
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8
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8
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9
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9
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10 0000 00F00000 nop -> ldw R1, @\(R2,R3\)
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10 0000 00F00000 nop -> ldw R1, @\(R2,R3\)
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10 84401083
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10 84401083
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11 0008 04406144 nop || ldw R6, @\(R5,R4\)
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11 0008 04406144 nop || ldw R6, @\(R5,R4\)
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.* Warning:Swapping instruction order
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.* Warning:Swapping instruction order
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11 00F00000
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11 00F00000
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12
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12
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13 0010 00F00000 nop -> BSET R1, R2, R3
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13 0010 00F00000 nop -> BSET R1, R2, R3
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13 82201083
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13 82201083
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14 0018 80F00000 nop <- BTST F1, R2, R3
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14 0018 80F00000 nop <- BTST F1, R2, R3
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.* Warning:Executing btst in IU in reverse serial may not work
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.* Warning:Executing btst in IU in reverse serial may not work
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14 02001083
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14 02001083
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15 0020 00F00000 nop || BCLR R1, R2, R3
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15 0020 00F00000 nop || BCLR R1, R2, R3
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.* Warning:Executing bclr in IU may not work in parallel execution
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.* Warning:Executing bclr in IU may not work in parallel execution
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15 02301083
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15 02301083
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16 0028 00F00000 nop -> BNOT R1, R2, R3
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16 0028 00F00000 nop -> BNOT R1, R2, R3
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16 82101083
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16 82101083
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17 0030 02101083 BNOT r1, r2, r3 -> nop
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17 0030 02101083 BNOT r1, r2, r3 -> nop
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17 80F00000
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17 80F00000
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18
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18
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19 0038 047C0105 bset r1, r2, r3 || moddec r4, 5
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19 0038 047C0105 bset r1, r2, r3 || moddec r4, 5
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.* Warning:Swapping instruction order
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.* Warning:Swapping instruction order
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19 02201083
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19 02201083
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20
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20
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21 bset r1, r2, r3
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21 bset r1, r2, r3
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22 0040 02201083 moddec r4, 5
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22 0040 02201083 moddec r4, 5
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22 847C0105
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22 847C0105
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23
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23
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24 bset r1, r2, r3
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24 bset r1, r2, r3
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25 0048 02201083 joinll r4, r5, r6
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25 0048 02201083 joinll r4, r5, r6
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25 88C04146
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25 88C04146
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26
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26
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27 joinll r4, r5, r6
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27 joinll r4, r5, r6
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28 0050 08C04146 bset r1, r2, r3
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28 0050 08C04146 bset r1, r2, r3
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28 82201083
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28 82201083
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