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pageKernel.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_=:
;; 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 11 from =: (a) Evaluate the expression and prepare the destination
;; Dereference #10: 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 11 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 11 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 23 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 23 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 23 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 35 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 35 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 35 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 45 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 45 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 45 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 57 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 57 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 57 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 69 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 69 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 69 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 90: (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 90: (b) Pop conditional result and branch (or not)
COPY %G0 *%SP ; %G0 = conditional result
ADD %SP %SP 4 ; Pop result
BEQ _and_branch_90_end %G0 0 ; If false, jump over then-branch
;; If-then 90: (c) Then-branch
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; If-then 88: (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 88: (b) Pop conditional result and branch (or not)
COPY %G0 *%SP ; %G0 = conditional result
ADD %SP %SP 4 ; Pop result
BEQ _and_branch_88_end %G0 0 ; If false, jump over then-branch
;; If-then 88: (c) Then-branch
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; Return statement 86 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 86 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 86 from and: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_and_epilogue ; Return to caller
;; If-then 88: (d) End
_and_branch_88_end:
NOOP ; Placeholder for if-then 88
;; If-then 90: (d) End
_and_branch_90_end:
NOOP ; Placeholder for if-then 90
;; Statement #1 of begin-end statement
;; Return statement 92 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 92 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 92 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 107: (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 107: (b) Pop conditional result and branch (or not)
COPY %G0 *%SP ; %G0 = conditional result
ADD %SP %SP 4 ; Pop result
BEQ _or_branch_107_end %G0 0 ; If false, jump over then-branch
;; If-then 107: (c) Then-branch
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; Return statement 105 from or: (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 105 from or: (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 105 from or: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_or_epilogue ; Return to caller
;; If-then 107: (d) End
_or_branch_107_end:
NOOP ; Placeholder for if-then 107
;; Statement #1 of begin-end statement
;; If-then 115: (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 115: (b) Pop conditional result and branch (or not)
COPY %G0 *%SP ; %G0 = conditional result
ADD %SP %SP 4 ; Pop result
BEQ _or_branch_115_end %G0 0 ; If false, jump over then-branch
;; If-then 115: (c) Then-branch
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; Return statement 113 from or: (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 113 from or: (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 113 from or: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_or_epilogue ; Return to caller
;; If-then 115: (d) End
_or_branch_115_end:
NOOP ; Placeholder for if-then 115
;; Statement #2 of begin-end statement
;; Return statement 117 from or: (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 117 from or: (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 117 from or: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_or_epilogue ; Return to caller
_procedure_or_epilogue:
;; Callee for or: (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_not:
;; Callee for not: (prologue) Push locals
SUBUS %SP %SP 0 ; Push locals
;; Start begin-end statement
;; Statement #0 of begin-end statement
;; If-then-else 128: (a) Evaluate the conditional expression, leaving its result on top of the stack
;; 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
;; If-then-else 128: (b) Pop conditional result and branch (or not)
COPY %G0 *%SP ; %G0 = conditional result
ADD %SP %SP 4 ; Pop result
BEQ _not_branch_128_else %G0 0 ; If false, jump to else-branch
;; If-then-else 128: (c) Then-branch
;; Return statement 125 from not: (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 125 from not: (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 not: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_not_epilogue ; Return to caller
JUMP _not_branch_128_end ; Jump over else-branch
;; If-then-else128: (d) Else-branch
_not_branch_128_else:
;; Return statement 127 from not: (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 127 from not: (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 127 from not: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_not_epilogue ; Return to caller
;; If-then-else 128: (e) End
_not_branch_128_end:
NOOP ; Placeholder for if-then-else 128
_procedure_not_epilogue:
;; Callee for not: (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
ADD *%G0 *%FP *%G1 ; result = x + y
;; Statement #1 of begin-end statement
;; Return statement 140 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 140 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 140 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
SUB *%G0 *%FP *%G1 ; result = x - y
;; Statement #1 of begin-end statement
;; Return statement 152 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 152 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 152 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
MUL *%G0 *%FP *%G1 ; result = x * y
;; Statement #1 of begin-end statement
;; Return statement 164 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 164 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 164 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
DIV *%G0 *%FP *%G1 ; result = x / y
;; Statement #1 of begin-end statement
;; Return statement 176 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 176 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 176 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
;; 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
;; 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 -: 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
;; Call to =: Argument #0
;; Reference difference
;; Push the address of dynamic variable difference
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 #1 of begin-end statement
;; Return statement 197 from ==: (a) Evaluate the expression and prepare the destination
;; 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
;; Identifier evaluation: difference
;; Evaluate dynamic variable difference
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 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
;; Return statement 197 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 197 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
;; 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
;; 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 -: 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
;; Call to =: Argument #0
;; Reference difference
;; Push the address of dynamic variable difference
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 #1 of begin-end statement
;; Return statement 216 from !=: (a) Evaluate the expression and prepare the destination
;; Identifier evaluation: difference
;; Evaluate dynamic variable difference
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 216 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 216 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
;; 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
;; 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 -: 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
;; Call to =: Argument #0
;; Reference result
;; Push the address of dynamic variable result
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 #1 of begin-end statement
;; Return statement 238 from <: (a) Evaluate the expression and prepare the destination
;; 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 31 onto stack
SUBUS %SP %SP 4 ; Push word space
COPY *%SP 31 ; Copy the value
;; Call to >>: Argument #0
;; 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
;; 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
;; Return statement 238 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 238 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
;; Return statement 260 from >: (a) Evaluate the expression and prepare the destination
;; 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 or: (prologue a) Create base of caller frame segment
SUBUS %SP %SP 12 ; Push pfp/ra[/rv] spaces
;; Call to or: (prologue b) Evaluate and push arguments
;; Call to or: 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
;; 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 ==: 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
;; Call to or: 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
;; 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 <: 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
;; Call to or: (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 or
ADDUS %G0 %SP 12 ; %G0 = &ra
CALL +_procedure_or *%G0 ; Do call
;; Call to or: (epilogue a) Restore FP
ADDUS %G0 %FP 8 ; %G0 = &pfp
COPY %FP *%G0 ; Restore FP
;; Call to or: (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
;; Return statement 260 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 260 from >: (c) Jump to callee epilogue, since return statements take effect immediately
JUMP +_procedure_>_epilogue ; Return to caller