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63 lines
2.1 KiB
Nim
63 lines
2.1 KiB
Nim
#
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#
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# Nim's Runtime Library
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# (c) Copyright 2012 Andreas Rumpf
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#
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# See the file "copying.txt", included in this
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# distribution, for details about the copyright.
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#
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# Bare-bones implementation of some things for embedded targets.
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proc chckIndx(i, a, b: int): int {.inline, compilerproc.}
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proc chckRange(i, a, b: int): int {.inline, compilerproc.}
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proc chckRangeF(x, a, b: float): float {.inline, compilerproc.}
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proc chckNil(p: pointer) {.inline, compilerproc.}
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proc nimFrame(s: PFrame) {.compilerRtl, inl, exportc: "nimFrame".} = discard
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proc popFrame {.compilerRtl, inl.} = discard
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proc setFrame(s: PFrame) {.compilerRtl, inl.} = discard
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when not gotoBasedExceptions:
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proc pushSafePoint(s: PSafePoint) {.compilerRtl, inl.} = discard
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proc popSafePoint {.compilerRtl, inl.} = discard
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proc pushCurrentException(e: ref Exception) {.compilerRtl, inl.} = discard
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proc popCurrentException {.compilerRtl, inl.} = discard
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proc closureIterSetExc(e: ref Exception) {.compilerRtl, inl.} = discard
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# some platforms have native support for stack traces:
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const
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nativeStackTraceSupported = false
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hasSomeStackTrace = false
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proc quitOrDebug() {.noreturn, importc: "abort", header: "<stdlib.h>", nodecl.}
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proc raiseException(e: ref Exception, ename: cstring) {.compilerRtl.} =
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sysFatal(ReraiseDefect, "exception handling is not available")
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proc raiseExceptionEx(e: sink(ref Exception), ename, procname, filename: cstring,
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line: int) {.compilerRtl.} =
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sysFatal(ReraiseDefect, "exception handling is not available")
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proc reraiseException() {.compilerRtl.} =
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sysFatal(ReraiseDefect, "no exception to reraise")
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proc raiseDefect() {.compilerRtl.} =
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sysFatal(ReraiseDefect, "exception handling is not available")
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proc writeStackTrace() = discard
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proc unsetControlCHook() = discard
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proc setControlCHook(hook: proc () {.noconv.}) = discard
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when gotoBasedExceptions:
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var nimInErrorMode {.threadvar.}: bool
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proc nimErrorFlag(): ptr bool {.compilerRtl, inl.} =
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result = addr(nimInErrorMode)
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proc nimTestErrorFlag() {.compilerRtl.} =
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if nimInErrorMode:
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sysFatal(ReraiseDefect, "exception handling is not available")
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