mirror of
https://github.com/QB64Official/qb64.git
synced 2024-07-05 01:50:25 +00:00
Optimizes $Debug internal protocol.
Less back-and-forth of commands to get variable data. Moves processing/address fetching almost entirely to `vwatch.bm`.
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parent
3e4d1fc430
commit
e311e2ee35
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@ -6,10 +6,12 @@ SUB vwatch (globalVariables AS _OFFSET, localVariables AS _OFFSET)
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STATIC AS _BYTE vw_pauseMode, vw_stepOver, vw_bypass, vw_setNextLine, vw_hwndsent
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STATIC AS _OFFSET vw_idehwnd
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STATIC vw_buffer$
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DIM AS LONG vw_i, vw_tempIndex, vw_localIndex, vw_varSize, vw_sequence, vw_cmdsize
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DIM AS LONG vw_i, vw_tempIndex, vw_localIndex, vw_varSize, vw_cmdsize
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DIM AS _OFFSET vw_address
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DIM AS _MEM vw_m, vw_m2
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DIM vw_start!, vw_temp$, vw_cmd$, vw_value$, vw_k&, vw_buf$, vw_scope$
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DIM AS _BYTE vw_isarray
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DIM vw_start!, vw_temp$, vw_cmd$, vw_value$, vw_k&, vw_buf$, vw_scope$, vw_varType$
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DIM vw_dummy%&
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DECLARE LIBRARY
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SUB vwatch_stoptimers ALIAS stop_timers
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@ -250,26 +252,22 @@ SUB vwatch (globalVariables AS _OFFSET, localVariables AS _OFFSET)
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CASE "call stack"
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'send call stack history
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GOSUB SendCallStack
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CASE "get address"
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CASE "get global var", "get local var"
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vw_tempIndex = CVL(LEFT$(vw_value$, 4))
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vw_arrayIndex = CVL(MID$(vw_value$, 5, 4))
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vw_sequence = CVI(MID$(vw_value$, 9, 2))
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vw_varSize = CVL(MID$(vw_value$, 11, 4))
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vw_address = _CV(_OFFSET, MID$(vw_value$, 15, LEN(vw_address)))
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vw_buf$ = SPACE$(vw_varSize)
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vw_m = _MEM(vw_address, vw_varSize)
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vw_m2 = _MEM(_OFFSET(vw_buf$), vw_varSize)
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_MEMCOPY vw_m, vw_m.OFFSET, vw_m.SIZE TO vw_m2, vw_m2.OFFSET
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vw_cmd$ = "address read:" + MKL$(vw_tempIndex) + MKL$(vw_arrayIndex) + MKI$(vw_sequence) + _MK$(_OFFSET, vw_address) + vw_buf$
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GOSUB SendCommand
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CASE "get global address", "get local address"
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vw_tempIndex = CVL(LEFT$(vw_value$, 4))
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vw_localIndex = CVL(MID$(vw_value$, 5, 4))
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vw_arrayIndex = CVL(MID$(vw_value$, 9, 4))
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vw_sequence = CVI(MID$(vw_value$, 13, 2))
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vw_varSize = CVL(MID$(vw_value$, 15, 4))
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vw_scope$ = MID$(vw_value$, 19)
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IF vw_cmd$ = "get global address" THEN
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vw_isarray = _CV(_BYTE, MID$(vw_value$, 5, 1))
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vw_localIndex = CVL(MID$(vw_value$, 6, 4))
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vw_arrayIndex = CVL(MID$(vw_value$, 10, 4))
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vw_varSize = CVL(MID$(vw_value$, 14, 4))
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vw_i = CVI(MID$(vw_value$, 18, 2))
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IF vw_i THEN
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vw_scope$ = MID$(vw_value$, 20, vw_i)
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vw_i = CVI(MID$(vw_value$, 20 + vw_i, 2))
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vw_varType$ = RIGHT$(vw_value$, vw_i)
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ELSE
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vw_i = CVI(MID$(vw_value$, 20, 2))
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vw_varType$ = RIGHT$(vw_value$, vw_i)
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END IF
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IF vw_cmd$ = "get global var" THEN
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vw_address = _OFFSET(globalVariables) + LEN(vw_address) * vw_localIndex
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ELSE
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IF vw_scope$ = LEFT$(vwatch_stack(vwatch_sublevel), INSTR(vwatch_stack(vwatch_sublevel), ",") - 1) THEN
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@ -281,12 +279,78 @@ SUB vwatch (globalVariables AS _OFFSET, localVariables AS _OFFSET)
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vw_address = _MEMGET(vw_m, vw_address, _OFFSET) 'first resolve pass
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vw_address = _MEMGET(vw_m, vw_address, _OFFSET) 'second resolve pass
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IF vw_isarray THEN
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'get the address of where this array is stored
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vw_buf$ = SPACE$(LEN(vw_dummy%&))
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vw_m = _MEM(vw_address, LEN(vw_dummy%&))
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vw_m2 = _MEM(_OFFSET(vw_buf$), LEN(vw_dummy%&))
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_MEMCOPY vw_m, vw_m.OFFSET, vw_m.SIZE TO vw_m2, vw_m2.OFFSET
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IF LEN(vw_dummy%&) = 8 THEN
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vw_address = _CV(_INTEGER64, vw_buf$) 'Pointer to data
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ELSE
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vw_address = _CV(LONG, vw_buf$) 'Pointer to data
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END IF
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'vw_address now points to the actual data
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'find the required element for this array
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IF INSTR(vw_varType$, "STRING *") THEN
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vw_varSize = VAL(MID$(vw_varType$, _INSTRREV(vw_varType$, " ") + 1))
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ELSEIF INSTR(vw_varType$, "STRING") THEN
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vw_varSize = LEN(vw_dummy%&)
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END IF
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'this is where we calculate the actual element position in memory
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vw_address = vw_address + ((vw_arrayIndex - 1) * vw_varSize)
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END IF
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'vw_address now points to the actual data
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vw_buf$ = SPACE$(vw_varSize)
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vw_m = _MEM(vw_address, vw_varSize)
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vw_m2 = _MEM(_OFFSET(vw_buf$), vw_varSize)
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_MEMCOPY vw_m, vw_m.OFFSET, vw_m.SIZE TO vw_m2, vw_m2.OFFSET
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vw_cmd$ = "address read:" + MKL$(vw_tempIndex) + MKL$(vw_arrayIndex) + MKI$(vw_sequence) + _MK$(_OFFSET, vw_address) + vw_buf$
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IF INSTR(vw_varType$, "STRING *") > 0 AND vw_isarray <> 0 THEN
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'actual data already fetched; nothing else to do
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ELSEIF INSTR(vw_varType$, "STRING") THEN
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IF vw_isarray THEN
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'First pass
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vw_varSize = LEN(vw_dummy%&)
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vw_buf$ = SPACE$(vw_varSize)
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vw_m = _MEM(vw_address, vw_varSize)
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vw_m2 = _MEM(_OFFSET(vw_buf$), vw_varSize)
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_MEMCOPY vw_m, vw_m.OFFSET, vw_m.SIZE TO vw_m2, vw_m2.OFFSET
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IF LEN(vw_dummy%&) = 8 THEN
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vw_address = _CV(_INTEGER64, vw_buf$) 'Pointer to data
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ELSE
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vw_address = _CV(LONG, vw_buf$) 'Pointer to data
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END IF
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'Second pass
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vw_varSize = LEN(vw_dummy%&) + LEN(vw_varSize)
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vw_buf$ = SPACE$(vw_varSize)
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vw_m = _MEM(vw_address, vw_varSize)
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vw_m2 = _MEM(_OFFSET(vw_buf$), vw_varSize)
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_MEMCOPY vw_m, vw_m.OFFSET, vw_m.SIZE TO vw_m2, vw_m2.OFFSET
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END IF
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'vw_buf$ now contains a pointer to the string data
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'as well as the number of bytes we have to read
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IF LEN(vw_dummy%&) = 8 THEN
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vw_address = _CV(_INTEGER64, LEFT$(vw_buf$, 8)) 'Pointer to data
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vw_varSize = CVL(MID$(vw_buf$, 9))
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ELSE
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vw_address = _CV(LONG, LEFT$(vw_buf$, 4)) 'Pointer to data
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vw_varSize = CVL(MID$(vw_buf$, 5))
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END IF
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vw_buf$ = SPACE$(vw_varSize)
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vw_m = _MEM(vw_address, vw_varSize)
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vw_m2 = _MEM(_OFFSET(vw_buf$), vw_varSize)
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_MEMCOPY vw_m, vw_m.OFFSET, vw_m.SIZE TO vw_m2, vw_m2.OFFSET
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END IF
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vw_cmd$ = "address read:" + MKL$(vw_tempIndex) + MKL$(vw_arrayIndex) + vw_buf$
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GOSUB SendCommand
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CASE "set global address", "set local address"
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vw_localIndex = CVL(LEFT$(vw_value$, 4))
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@ -7384,14 +7384,13 @@ SUB DebugMode
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temp$ = MID$(temp$, 9)
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cmd$ = ""
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IF LEN(usedVariableList(tempIndex&).subfunc) = 0 THEN
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cmd$ = "get global address:"
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cmd$ = "get global var:"
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ELSE
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cmd$ = "get local address:"
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cmd$ = "get local var:"
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END IF
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GOSUB GetVarSize
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IF usedVariableList(tempIndex&).isarray THEN varSize& = LEN(dummy%&)
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IF LEN(cmd$) THEN
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cmd$ = cmd$ + MKL$(tempIndex&) + MKL$(usedVariableList(tempIndex&).localIndex) + MKL$(tempArrayIndex&) + MKI$(1) + MKL$(varSize&) + usedVariableList(tempIndex&).subfunc
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cmd$ = cmd$ + MKL$(tempIndex&) + _MK$(_BYTE, usedVariableList(tempIndex&).isarray) + MKL$(usedVariableList(tempIndex&).localIndex) + MKL$(tempArrayIndex&) + MKL$(varSize&) + MKI$(LEN(usedVariableList(tempIndex&).subfunc)) + usedVariableList(tempIndex&).subfunc + MKI$(LEN(usedVariableList(tempIndex&).varType)) + usedVariableList(tempIndex&).varType
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GOSUB SendCommand
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END IF
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LOOP
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@ -7401,44 +7400,8 @@ SUB DebugMode
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CASE "address read"
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tempIndex& = CVL(LEFT$(value$, 4))
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tempArrayIndex& = CVL(MID$(value$, 5, 4))
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sequence% = CVI(MID$(value$, 9, 2))
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address%& = _CV(_OFFSET, MID$(value$, 11, LEN(address%&)))
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recvData$ = MID$(value$, 11 + LEN(address%&))
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recvData$ = MID$(value$, 9)
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GOSUB GetVarSize
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IF usedVariableList(tempIndex&).isarray THEN
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SELECT CASE sequence%
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CASE 1 'received array's address; request tempArrayIndex&
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IF LEN(dummy%&) = 8 THEN
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address%& = _CV(_INTEGER64, LEFT$(recvData$, 8)) 'Pointer to data
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ELSE
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address%& = _CV(LONG, LEFT$(recvData$, 4)) 'Pointer to data
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END IF
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IF INSTR(usedVariableList(tempIndex&).varType, "STRING *") THEN
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varType$ = usedVariableList(tempIndex&).varType
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varSize& = VAL(MID$(varType$, _INSTRREV(varType$, " ") + 1))
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ELSEIF varType$ = "STRING" THEN
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varSize& = LEN(dummy%&)
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END IF
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address%& = address%& + ((tempArrayIndex& - 1) * varSize&)
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cmd$ = "get address:" + MKL$(tempIndex&) + MKL$(tempArrayIndex&) + MKI$(2) + MKL$(varSize&) + _MK$(_OFFSET, address%&)
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GOSUB SendCommand
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GOTO vwatch_sequence_done
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CASE 2 'actual string data received or variable-length address
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IF INSTR(usedVariableList(tempIndex&).varType, "STRING *") THEN
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GOTO storeReceivedData
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ELSEIF varType$ = "STRING" THEN
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varSize& = LEN(dummy%&) + LEN(dummy&)
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cmd$ = "get address:" + MKL$(tempIndex&) + MKL$(tempArrayIndex&) + MKI$(3) + MKL$(varSize&) + recvData$
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GOSUB SendCommand
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GOTO vwatch_sequence_done
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END IF
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CASE 3 'got an address and the length of this string array index
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GOTO requestActualStringData
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CASE 4 'variable-length string data finally received
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GOTO storeReceivedData
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END SELECT
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END IF
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SELECT CASE varType$
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CASE "_BYTE", "BYTE": recvData$ = STR$(_CV(_BYTE, recvData$))
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CASE "_UNSIGNED _BYTE", "UNSIGNED BYTE": recvData$ = STR$(_CV(_UNSIGNED _BYTE, recvData$))
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@ -7453,32 +7416,17 @@ SUB DebugMode
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CASE "_FLOAT", "FLOAT": recvData$ = STR$(_CV(_FLOAT, recvData$))
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CASE "_OFFSET", "OFFSET": recvData$ = STR$(_CV(_OFFSET, recvData$))
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CASE "_UNSIGNED _OFFSET", "UNSIGNED OFFSET": recvData$ = STR$(_CV(_UNSIGNED _OFFSET, recvData$))
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CASE "STRING"
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IF sequence% = 1 THEN
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requestActualStringData:
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IF LEN(dummy%&) = 8 THEN
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address%& = _CV(_INTEGER64, LEFT$(recvData$, 8)) 'Pointer to data
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strLength& = CVL(MID$(recvData$, 9))
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ELSE
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address%& = _CV(LONG, LEFT$(recvData$, 4)) 'Pointer to data
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strLength& = CVL(MID$(recvData$, 5))
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END IF
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sequence% = sequence% + 1
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cmd$ = "get address:" + MKL$(tempIndex&) + MKL$(tempArrayIndex&) + MKI$(sequence%) + MKL$(strLength&) + _MK$(_OFFSET, address%&)
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GOSUB SendCommand
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GOTO vwatch_sequence_done
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END IF
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'CASE "STRING": 'no conversion required
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END SELECT
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storeReceivedData:
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IF usedVariableList(tempIndex&).isarray THEN
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seqIndex& = INSTR(usedVariableList(tempIndex&).indexes, MKL$(tempArrayIndex&))
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storageSlot& = CVL(MID$(usedVariableList(tempIndex&).storage, seqIndex&, 4))
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vWatchArrayReceivedData$(storageSlot&) = recvData$
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IF seqIndex& <= LEN(usedVariableList(tempIndex&).mostRecentValue) - 3 THEN
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storageSlot& = CVL(MID$(usedVariableList(tempIndex&).mostRecentValue, seqIndex&, 4))
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vWatchArrayReceivedData$(storageSlot&) = recvData$
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END IF
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ELSE
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usedVariableList(tempIndex&).mostRecentValue = recvData$
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END IF
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vwatch_sequence_done:
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IF PauseMode THEN GOSUB UpdateDisplay
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CASE "current sub"
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currentSub$ = value$
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