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[vm] remove unused opcSubstr opcode (#19834)

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remove unused opcSubstr
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flywind 2022-05-30 16:41:24 +08:00 • committed by GitHub
commit 004fc23a3f
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2 changed files with 2 additions and 10 deletions
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8
compiler/vm.nim
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@ -1185,14 +1185,6 @@ proc rawExecute(c: PCtx, start: int, tos: PStackFrame): TFullReg =
of opcContainsSet: of opcContainsSet:
decodeBC(rkInt) decodeBC(rkInt)
regs[ra].intVal = ord(inSet(regs[rb].node, regs[rc].regToNode)) regs[ra].intVal = ord(inSet(regs[rb].node, regs[rc].regToNode))
of opcSubStr:
decodeBC(rkNode)
inc pc
assert c.code[pc].opcode == opcSubStr
let rd = c.code[pc].regA
createStr regs[ra]
regs[ra].node.strVal = substr(regs[rb].node.strVal,
regs[rc].intVal.int, regs[rd].intVal.int)
of opcParseFloat: of opcParseFloat:
decodeBC(rkInt) decodeBC(rkInt)
inc pc inc pc

4
compiler/vmdef.nim
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@ -102,7 +102,7 @@ type
opcMulSet, opcPlusSet, opcMinusSet, opcConcatStr, opcMulSet, opcPlusSet, opcMinusSet, opcConcatStr,
opcContainsSet, opcRepr, opcSetLenStr, opcSetLenSeq, opcContainsSet, opcRepr, opcSetLenStr, opcSetLenSeq,
opcIsNil, opcOf, opcIs, opcIsNil, opcOf, opcIs,
opcSubStr, opcParseFloat, opcConv, opcCast, opcParseFloat, opcConv, opcCast,
opcQuit, opcInvalidField, opcQuit, opcInvalidField,
opcNarrowS, opcNarrowU, opcNarrowS, opcNarrowU,
opcSignExtend, opcSignExtend,
@ -306,7 +306,7 @@ proc registerCallback*(c: PCtx; name: string; callback: VmCallback): int {.disca
const const
firstABxInstr* = opcTJmp firstABxInstr* = opcTJmp
largeInstrs* = { # instructions which use 2 int32s instead of 1: largeInstrs* = { # instructions which use 2 int32s instead of 1:
opcSubStr, opcConv, opcCast, opcNewSeq, opcOf opcConv, opcCast, opcNewSeq, opcOf
} }
slotSomeTemp* = slotTempUnknown slotSomeTemp* = slotTempUnknown
relativeJumps* = {opcTJmp, opcFJmp, opcJmp, opcJmpBack} relativeJumps* = {opcTJmp, opcFJmp, opcJmp, opcJmpBack}