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block_device_alloc.asm
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block_device_alloc.asm
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;;; Stub code
.Code
;; The kernel will have placed the process's allocation size (i.e., its virtual limit) in %SP, thus initializing the stack.
;; Initialize fp.
COPY %FP %SP ; fp = sp
;; Call main() to enter the program proper.
SUBUS %SP %SP 12 ; Push: pfp / ra / rv
COPY *%SP %FP ; pfp = fp
COPY %FP %SP ; fp = sp
ADDUS %G0 %FP 4 ; %G0 = &ra
CALL +_procedure_main *%G0 ; Call main().
;; Exit, copying the return value from main() as the result code.
ADDUS %SP %SP 4 ; Pop: pfp / ra; push: syscall
COPY *%SP 0x1001 ; syscall
SYSC
.Code
;; Procedure entry point
_procedure_block_device_alloc:
;; Callee for block_device_alloc: (prologue) Push locals
SUBUS %SP %SP 28 ; Push locals
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; Call to =: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to =: (prologue b) Evaluate and push arguments
;; Call to =: Argument #1
;; Push integer value 0x00001000 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 0x00001000 ; Copy the value
;; Call to =: Argument #0
;; Reference device
;; Push the address of dynamic variable device
SUBUS %SP %SP 4 ; Push pointer space
ADDUS *%SP %FP -8 ; src = %FP + offset
;; Call to =: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to =
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_= *%G0 ; Do call
;; Call to =: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to =: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Statement #1 of begin-end statement
;; While 39: (a) Evaluate the conditional expression, leaving its result on top of the stack
_procedure_block_device_alloc_loop_39_top:
;; Call to not: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to not: (prologue b) Evaluate and push arguments
;; Call to not: Argument #0
;; Call to ==: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to ==: (prologue b) Evaluate and push arguments
;; Call to ==: Argument #1
;; Push integer value 5 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 5 ; Copy the value
;; Call to ==: Argument #0
;; Dereference #26: Prelude -- evaluate the src pointer
;; Identifier evaluation: device
;; Evaluate dynamic variable device
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -8 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
COPY %G0 *%SP ; %G0 = src
ADDUS %SP %SP 4 ; Pop src pointer
SUBUS %SP %SP 4 ; Push dst space
COPY *%SP *%G0 ; *dst = *src
;; Call to ==: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to ==
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_== *%G0 ; Do call
;; Call to ==: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to ==: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Call to not: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 4 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to not
ADDUS %G0 %SP 8 ; %G0 = &ra
CALL +_procedure_not *%G0 ; Do call
;; Call to not: (epilogue a) Restore FP
ADDUS %G0 %FP 4 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to not: (epilogue b) Pop all but rv
ADDUS %SP %SP 12 ; Pop args/pfp/ra
;; While 39: (b) Pop conditional result and branch (or not)
COPY %G0 *%SP ; Copy result
ADDUS %SP %SP 4 ; Pop result
BEQ _procedure_block_device_alloc_loop_39_end %G0 0 ; Jump if false
;; While 39: (c) Body
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; Call to =: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to =: (prologue b) Evaluate and push arguments
;; Call to =: Argument #1
;; Call to +: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to +: (prologue b) Evaluate and push arguments
;; Call to +: Argument #1
;; Push integer value 12 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 12 ; Copy the value
;; Call to +: Argument #0
;; Identifier evaluation: device
;; Evaluate dynamic variable device
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -8 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Call to +: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to +
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_+ *%G0 ; Do call
;; Call to +: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to +: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Call to =: Argument #0
;; Reference device
;; Push the address of dynamic variable device
SUBUS %SP %SP 4 ; Push pointer space
ADDUS *%SP %FP -8 ; src = %FP + offset
;; Call to =: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to =
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_= *%G0 ; Do call
;; Call to =: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to =: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; While 39: (d) Iterate
JUMP _procedure_block_device_alloc_loop_39_top ; Jump to top of loop
;; While 39: (e) Loop's end
_procedure_block_device_alloc_loop_39_end:
NOOP ; Placeholder
;; Statement #2 of begin-end statement
;; Call to =: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to =: (prologue b) Evaluate and push arguments
;; Call to =: Argument #1
;; Dereference #48: Prelude -- evaluate the src pointer
;; Call to +: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to +: (prologue b) Evaluate and push arguments
;; Call to +: Argument #1
;; Push integer value 4 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 4 ; Copy the value
;; Call to +: Argument #0
;; Identifier evaluation: device
;; Evaluate dynamic variable device
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -8 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Call to +: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to +
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_+ *%G0 ; Do call
;; Call to +: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to +: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
COPY %G0 *%SP ; %G0 = src
ADDUS %SP %SP 4 ; Pop src pointer
SUBUS %SP %SP 4 ; Push dst space
COPY *%SP *%G0 ; *dst = *src
;; Call to =: Argument #0
;; Reference base
;; Push the address of dynamic variable base
SUBUS %SP %SP 4 ; Push pointer space
ADDUS *%SP %FP -12 ; src = %FP + offset
;; Call to =: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to =
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_= *%G0 ; Do call
;; Call to =: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to =: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Statement #3 of begin-end statement
;; Call to =: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to =: (prologue b) Evaluate and push arguments
;; Call to =: Argument #1
;; Dereference #58: Prelude -- evaluate the src pointer
;; Call to +: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to +: (prologue b) Evaluate and push arguments
;; Call to +: Argument #1
;; Push integer value 8 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 8 ; Copy the value
;; Call to +: Argument #0
;; Identifier evaluation: device
;; Evaluate dynamic variable device
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -8 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Call to +: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to +
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_+ *%G0 ; Do call
;; Call to +: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to +: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
COPY %G0 *%SP ; %G0 = src
ADDUS %SP %SP 4 ; Pop src pointer
SUBUS %SP %SP 4 ; Push dst space
COPY *%SP *%G0 ; *dst = *src
;; Call to =: Argument #0
;; Reference limit
;; Push the address of dynamic variable limit
SUBUS %SP %SP 4 ; Push pointer space
ADDUS *%SP %FP -16 ; src = %FP + offset
;; Call to =: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to =
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_= *%G0 ; Do call
;; Call to =: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to =: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Statement #4 of begin-end statement
;; Call to =: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to =: (prologue b) Evaluate and push arguments
;; Call to =: Argument #1
;; Dereference #68: Prelude -- evaluate the src pointer
;; Call to -: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to -: (prologue b) Evaluate and push arguments
;; Call to -: Argument #1
;; Push integer value 4 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 4 ; Copy the value
;; Call to -: Argument #0
;; Identifier evaluation: limit
;; Evaluate dynamic variable limit
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -16 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Call to -: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to -
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_- *%G0 ; Do call
;; Call to -: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to -: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
COPY %G0 *%SP ; %G0 = src
ADDUS %SP %SP 4 ; Pop src pointer
SUBUS %SP %SP 4 ; Push dst space
COPY *%SP *%G0 ; *dst = *src
;; Call to =: Argument #0
;; Reference trigger
;; Push the address of dynamic variable trigger
SUBUS %SP %SP 4 ; Push pointer space
ADDUS *%SP %FP -24 ; src = %FP + offset
;; Call to =: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to =
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_= *%G0 ; Do call
;; Call to =: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to =: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Statement #5 of begin-end statement
;; Call to =: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to =: (prologue b) Evaluate and push arguments
;; Call to =: Argument #1
;; Dereference #78: Prelude -- evaluate the src pointer
;; Call to -: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to -: (prologue b) Evaluate and push arguments
;; Call to -: Argument #1
;; Push integer value 8 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 8 ; Copy the value
;; Call to -: Argument #0
;; Identifier evaluation: limit
;; Evaluate dynamic variable limit
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -16 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Call to -: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to -
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_- *%G0 ; Do call
;; Call to -: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to -: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
COPY %G0 *%SP ; %G0 = src
ADDUS %SP %SP 4 ; Pop src pointer
SUBUS %SP %SP 4 ; Push dst space
COPY *%SP *%G0 ; *dst = *src
;; Call to =: Argument #0
;; Reference blocknum
;; Push the address of dynamic variable blocknum
SUBUS %SP %SP 4 ; Push pointer space
ADDUS *%SP %FP -20 ; src = %FP + offset
;; Call to =: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to =
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_= *%G0 ; Do call
;; Call to =: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to =: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Statement #6 of begin-end statement
;; Call to =: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to =: (prologue b) Evaluate and push arguments
;; Call to =: Argument #1
;; Push integer value 0 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 0 ; Copy the value
;; Call to =: Argument #0
;; Dereference #83: Prelude -- evaluate the src pointer
;; Identifier evaluation: blocknum
;; Evaluate dynamic variable blocknum
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -20 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
COPY %G0 *%SP ; %G0 = src
ADDUS %SP %SP 4 ; Pop src pointer
SUBUS %SP %SP 4 ; Push dst space
COPY *%SP *%G0 ; *dst = *src
;; Call to =: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to =
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_= *%G0 ; Do call
;; Call to =: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to =: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Statement #7 of begin-end statement
;; Call to =: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to =: (prologue b) Evaluate and push arguments
;; Call to =: Argument #1
;; Push integer value 0 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 0 ; Copy the value
;; Call to =: Argument #0
;; Dereference #89: Prelude -- evaluate the src pointer
;; Identifier evaluation: trigger
;; Evaluate dynamic variable trigger
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -24 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
COPY %G0 *%SP ; %G0 = src
ADDUS %SP %SP 4 ; Pop src pointer
SUBUS %SP %SP 4 ; Push dst space
COPY *%SP *%G0 ; *dst = *src
;; Call to =: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to =
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_= *%G0 ; Do call
;; Call to =: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to =: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Statement #8 of begin-end statement
;; Call to =: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to =: (prologue b) Evaluate and push arguments
;; Call to =: Argument #1
;; Dereference #100: Prelude -- evaluate the src pointer
;; Call to +: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to +: (prologue b) Evaluate and push arguments
;; Call to +: Argument #1
;; Push integer value 12 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 12 ; Copy the value
;; Call to +: Argument #0
;; Identifier evaluation: limit
;; Evaluate dynamic variable limit
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -16 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Call to +: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to +
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_+ *%G0 ; Do call
;; Call to +: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to +: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
COPY %G0 *%SP ; %G0 = src
ADDUS %SP %SP 4 ; Pop src pointer
SUBUS %SP %SP 4 ; Push dst space
COPY *%SP *%G0 ; *dst = *src
;; Call to =: Argument #0
;; Reference freeadd
;; Push the address of dynamic variable freeadd
SUBUS %SP %SP 4 ; Push pointer space
ADDUS *%SP %FP -28 ; src = %FP + offset
;; Call to =: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to =
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_= *%G0 ; Do call
;; Call to =: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to =: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Statement #9 of begin-end statement
;; Call to =: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to =: (prologue b) Evaluate and push arguments
;; Call to =: Argument #1
;; Dereference #107: Prelude -- evaluate the src pointer
;; Identifier evaluation: freeadd
;; Evaluate dynamic variable freeadd
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -28 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
COPY %G0 *%SP ; %G0 = src
ADDUS %SP %SP 4 ; Pop src pointer
SUBUS %SP %SP 4 ; Push dst space
COPY *%SP *%G0 ; *dst = *src
;; Call to =: Argument #0
;; Reference free
;; Push the address of dynamic variable free
SUBUS %SP %SP 4 ; Push pointer space
ADDUS *%SP %FP -4 ; src = %FP + offset
;; Call to =: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to =
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_= *%G0 ; Do call
;; Call to =: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to =: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Statement #10 of begin-end statement
;; Call to =: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to =: (prologue b) Evaluate and push arguments
;; Call to =: Argument #1
;; Call to +: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to +: (prologue b) Evaluate and push arguments
;; Call to +: Argument #1
;; Push integer value 1 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 1 ; Copy the value
;; Call to +: Argument #0
;; Identifier evaluation: free
;; Evaluate dynamic variable free
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -4 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Call to +: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to +
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_+ *%G0 ; Do call
;; Call to +: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to +: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Call to =: Argument #0
;; Dereference #112: Prelude -- evaluate the src pointer
;; Identifier evaluation: freeadd
;; Evaluate dynamic variable freeadd
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -28 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
COPY %G0 *%SP ; %G0 = src
ADDUS %SP %SP 4 ; Pop src pointer
SUBUS %SP %SP 4 ; Push dst space
COPY *%SP *%G0 ; *dst = *src
;; Call to =: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to =
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_= *%G0 ; Do call
;; Call to =: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to =: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Statement #11 of begin-end statement
;; Call to =: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to =: (prologue b) Evaluate and push arguments
;; Call to =: Argument #1
;; Push integer value 1 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 1 ; Copy the value
;; Call to =: Argument #0
;; Dereference #121: Prelude -- evaluate the src pointer
;; Identifier evaluation: trigger
;; Evaluate dynamic variable trigger
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -24 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
COPY %G0 *%SP ; %G0 = src
ADDUS %SP %SP 4 ; Pop src pointer
SUBUS %SP %SP 4 ; Push dst space
COPY *%SP *%G0 ; *dst = *src
;; Call to =: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to =
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_= *%G0 ; Do call
;; Call to =: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to =: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; Statement #12 of begin-end statement
;; Return statement 125 from block_device_alloc: (a) Evaluate the expression and prepare the destination
;; Identifier evaluation: free
;; Evaluate dynamic variable free
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -4 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Return statement 125 from block_device_alloc: (b) Copy single-word return value into place
COPY *%G0 *%SP ; Copy expression result into rv
ADDUS %SP %SP 4 ; Pop expression result
;; Return statement 125 from block_device_alloc: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_block_device_alloc_epilogue ; Return to caller
_procedure_block_device_alloc_epilogue:
;; Callee for block_device_alloc: (epilogue) Pop locals and return
COPY %SP %FP ; Pop locals and temp results
ADDUS %G0 %FP 4 ; %G0 = &ra
JUMP *%G0 ; Return to caller
;; Procedure entry point
_procedure_=:
;; Callee for =: (prologue) Push locals
SUBUS %SP %SP 0 ; Push locals
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; A literal assembly injection
ADDUS %G0 %FP 4 ; %G0 = &value
COPY %G1 *%FP ; %G1 = destination
COPY *%G1 *%G0 ; *destination = value
;; Statement #1 of begin-end statement
;; Return statement 137 from =: (a) Evaluate the expression and prepare the destination
;; Dereference #136: Prelude -- evaluate the src pointer
;; Identifier evaluation: destination
;; Evaluate dynamic variable destination
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP 0 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
COPY %G0 *%SP ; %G0 = src
ADDUS %SP %SP 4 ; Pop src pointer
SUBUS %SP %SP 4 ; Push dst space
COPY *%SP *%G0 ; *dst = *src
;; Return statement 137 from =: (b) Copy single-word return value into place
COPY *%G0 *%SP ; Copy expression result into rv
ADDUS %SP %SP 4 ; Pop expression result
;; Return statement 137 from =: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_=_epilogue ; Return to caller
_procedure_=_epilogue:
;; Callee for =: (epilogue) Pop locals and return
COPY %SP %FP ; Pop locals and temp results
ADDUS %G0 %FP 12 ; %G0 = &ra
JUMP *%G0 ; Return to caller
;; Procedure entry point
_procedure_bitand:
;; Callee for bitand: (prologue) Push locals
SUBUS %SP %SP 4 ; Push locals
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; A literal assembly injection
ADDUS %G0 %FP -4 ; %G0 = &result
ADDUS %G1 %FP 4 ; %G1 = &y
AND *%G0 *%FP *%G1 ; result = x & y
;; Statement #1 of begin-end statement
;; Return statement 149 from bitand: (a) Evaluate the expression and prepare the destination
;; Identifier evaluation: result
;; Evaluate dynamic variable result
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -4 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Return statement 149 from bitand: (b) Copy single-word return value into place
COPY *%G0 *%SP ; Copy expression result into rv
ADDUS %SP %SP 4 ; Pop expression result
;; Return statement 149 from bitand: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_bitand_epilogue ; Return to caller
_procedure_bitand_epilogue:
;; Callee for bitand: (epilogue) Pop locals and return
COPY %SP %FP ; Pop locals and temp results
ADDUS %G0 %FP 12 ; %G0 = &ra
JUMP *%G0 ; Return to caller
;; Procedure entry point
_procedure_bitor:
;; Callee for bitor: (prologue) Push locals
SUBUS %SP %SP 4 ; Push locals
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; A literal assembly injection
ADDUS %G0 %FP -4 ; %G0 = &result
ADDUS %G1 %FP 4 ; %G1 = &y
OR *%G0 *%FP *%G1 ; result = x | y
;; Statement #1 of begin-end statement
;; Return statement 161 from bitor: (a) Evaluate the expression and prepare the destination
;; Identifier evaluation: result
;; Evaluate dynamic variable result
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -4 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Return statement 161 from bitor: (b) Copy single-word return value into place
COPY *%G0 *%SP ; Copy expression result into rv
ADDUS %SP %SP 4 ; Pop expression result
;; Return statement 161 from bitor: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_bitor_epilogue ; Return to caller
_procedure_bitor_epilogue:
;; Callee for bitor: (epilogue) Pop locals and return
COPY %SP %FP ; Pop locals and temp results
ADDUS %G0 %FP 12 ; %G0 = &ra
JUMP *%G0 ; Return to caller
;; Procedure entry point
_procedure_bitnot:
;; Callee for bitnot: (prologue) Push locals
SUBUS %SP %SP 4 ; Push locals
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; A literal assembly injection
ADDUS %G0 %FP -4 ; %G0 = &result
NOT *%G0 *%FP ; result = ~x
;; Statement #1 of begin-end statement
;; Return statement 171 from bitnot: (a) Evaluate the expression and prepare the destination
;; Identifier evaluation: result
;; Evaluate dynamic variable result
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -4 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Return statement 171 from bitnot: (b) Copy single-word return value into place
COPY *%G0 *%SP ; Copy expression result into rv
ADDUS %SP %SP 4 ; Pop expression result
;; Return statement 171 from bitnot: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_bitnot_epilogue ; Return to caller
_procedure_bitnot_epilogue:
;; Callee for bitnot: (epilogue) Pop locals and return
COPY %SP %FP ; Pop locals and temp results
ADDUS %G0 %FP 8 ; %G0 = &ra
JUMP *%G0 ; Return to caller
;; Procedure entry point
_procedure_<<:
;; Callee for <<: (prologue) Push locals
SUBUS %SP %SP 4 ; Push locals
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; A literal assembly injection
ADDUS %G0 %FP -4 ; %G0 = &result
ADDUS %G1 %FP 4 ; %G1 = &y
SHFTL *%G0 *%FP *%G1 ; result = x << y
;; Statement #1 of begin-end statement
;; Return statement 183 from <<: (a) Evaluate the expression and prepare the destination
;; Identifier evaluation: result
;; Evaluate dynamic variable result
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -4 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Return statement 183 from <<: (b) Copy single-word return value into place
COPY *%G0 *%SP ; Copy expression result into rv
ADDUS %SP %SP 4 ; Pop expression result
;; Return statement 183 from <<: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_<<_epilogue ; Return to caller
_procedure_<<_epilogue:
;; Callee for <<: (epilogue) Pop locals and return
COPY %SP %FP ; Pop locals and temp results
ADDUS %G0 %FP 12 ; %G0 = &ra
JUMP *%G0 ; Return to caller
;; Procedure entry point
_procedure_>>:
;; Callee for >>: (prologue) Push locals
SUBUS %SP %SP 4 ; Push locals
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; A literal assembly injection
ADDUS %G0 %FP -4 ; %G0 = &result
ADDUS %G1 %FP 4 ; %G1 = &y
SHFTR *%G0 *%FP *%G1 ; result = x << y
;; Statement #1 of begin-end statement
;; Return statement 195 from >>: (a) Evaluate the expression and prepare the destination
;; Identifier evaluation: result
;; Evaluate dynamic variable result
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP -4 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Return statement 195 from >>: (b) Copy single-word return value into place
COPY *%G0 *%SP ; Copy expression result into rv
ADDUS %SP %SP 4 ; Pop expression result
;; Return statement 195 from >>: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_>>_epilogue ; Return to caller
_procedure_>>_epilogue:
;; Callee for >>: (epilogue) Pop locals and return
COPY %SP %FP ; Pop locals and temp results
ADDUS %G0 %FP 12 ; %G0 = &ra
JUMP *%G0 ; Return to caller
;; Procedure entry point
_procedure_and:
;; Callee for and: (prologue) Push locals
SUBUS %SP %SP 0 ; Push locals
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; If-then 216: (a) Evaluate the conditional expression, leaving its result on top of the stack
;; Call to !=: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to !=: (prologue b) Evaluate and push arguments
;; Call to !=: Argument #1
;; Push integer value 0 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 0 ; Copy the value
;; Call to !=: Argument #0
;; Identifier evaluation: x
;; Evaluate dynamic variable x
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP 0 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Call to !=: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to !=
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_!= *%G0 ; Do call
;; Call to !=: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to !=: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; If-then 216: (b) Pop conditional result and branch (or not)
COPY %G0 *%SP ; %G0 = conditional result
ADD %SP %SP 4 ; Pop result
BEQ _and_branch_216_end %G0 0 ; If false, jump over then-branch
;; If-then 216: (c) Then-branch
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; If-then 214: (a) Evaluate the conditional expression, leaving its result on top of the stack
;; Call to !=: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to !=: (prologue b) Evaluate and push arguments
;; Call to !=: Argument #1
;; Push integer value 0 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 0 ; Copy the value
;; Call to !=: Argument #0
;; Identifier evaluation: y
;; Evaluate dynamic variable y
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP 4 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Call to !=: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to !=
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_!= *%G0 ; Do call
;; Call to !=: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to !=: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; If-then 214: (b) Pop conditional result and branch (or not)
COPY %G0 *%SP ; %G0 = conditional result
ADD %SP %SP 4 ; Pop result
BEQ _and_branch_214_end %G0 0 ; If false, jump over then-branch
;; If-then 214: (c) Then-branch
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; Return statement 212 from and: (a) Evaluate the expression and prepare the destination
;; Push integer value 1 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 1 ; Copy the value
;; Return statement 212 from and: (b) Copy single-word return value into place
COPY *%G0 *%SP ; Copy expression result into rv
ADDUS %SP %SP 4 ; Pop expression result
;; Return statement 212 from and: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_and_epilogue ; Return to caller
;; If-then 214: (d) End
_and_branch_214_end:
NOOP ; Placeholder for if-then 214
;; If-then 216: (d) End
_and_branch_216_end:
NOOP ; Placeholder for if-then 216
;; Statement #1 of begin-end statement
;; Return statement 218 from and: (a) Evaluate the expression and prepare the destination
;; Push integer value 0 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 0 ; Copy the value
;; Return statement 218 from and: (b) Copy single-word return value into place
COPY *%G0 *%SP ; Copy expression result into rv
ADDUS %SP %SP 4 ; Pop expression result
;; Return statement 218 from and: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_and_epilogue ; Return to caller
_procedure_and_epilogue:
;; Callee for and: (epilogue) Pop locals and return
COPY %SP %FP ; Pop locals and temp results
ADDUS %G0 %FP 12 ; %G0 = &ra
JUMP *%G0 ; Return to caller
;; Procedure entry point
_procedure_or:
;; Callee for or: (prologue) Push locals
SUBUS %SP %SP 0 ; Push locals
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; If-then 233: (a) Evaluate the conditional expression, leaving its result on top of the stack
;; Call to !=: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to !=: (prologue b) Evaluate and push arguments
;; Call to !=: Argument #1
;; Push integer value 0 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 0 ; Copy the value
;; Call to !=: Argument #0
;; Identifier evaluation: x
;; Evaluate dynamic variable x
SUBUS %SP %SP 4 ; Push space for resulting value, %SP = dst
ADDUS %G0 %FP 0 ; %G0 = src = %FP + offset
COPY *%SP *%G0 ; *dst = *src
;; Call to !=: (prologue c) Preserve and update frame pointer
ADDUS %G0 %SP 8 ; %G0 = &pfp
COPY *%G0 %FP ; pfp = %FP
COPY %FP %SP ; %FP = %SP
;; Call to !=
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_!= *%G0 ; Do call
;; Call to !=: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to !=: (epilogue b) Pop all but rv
ADDUS %SP %SP 16 ; Pop args/pfp/ra
;; If-then 233: (b) Pop conditional result and branch (or not)
COPY %G0 *%SP ; %G0 = conditional result
ADD %SP %SP 4 ; Pop result
BEQ _or_branch_233_end %G0 0 ; If false, jump over then-branch
;; If-then 233: (c) Then-branch
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; Return statement 231 from or: (a) Evaluate the expression and prepare the destination
;; Push integer value 1 onto stack