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| author | Timothee Cour <timothee.cour2@gmail.com> | 2021-02-17 00:32:36 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-02-17 09:32:36 +0100 |
| commit | b9994925f5051a55bb13bd3115d60c92c52c3c09 (patch) | |
| tree | 944f2d01d894afbffb4f4a561837f2b90744743a /lib/system/arithmetics.nim | |
| parent | e463a67c74801da832e8659065c162b37f549d64 (diff) | |
| download | Nim-b9994925f5051a55bb13bd3115d60c92c52c3c09.tar.gz | |
remove all uses of condsyms symbols defined prior to bootstrap nim 0.20.0 (#16918)
* nimNoArrayToCstringConversion deadcode * nimbabel deadcode * nimHasalignOf deadcode * nimvarargstyped deadcode * nimhygiene deadcode * nimNewTypedesc deadcode * nimlocks deadcode * nimHasCppDefine deadcode * nimHasRunnableExamples deadcode * nimHasNilChecks deadcode * nimSymKind deadcode * minor macros refactoring * nimVmEqIdent deadcode * nimNoNil deadcode * nimNoZeroTerminator deadcode * nimHasSymOwnerInMacro deadcode * nimVmExportFixed deadcode * nimNewRuntime deadcode * nimAshr deadcode * nimUncheckedArrayTyp deadcode * nimHasTypeof deadcode * nimErrorProcCanHaveBody deadcode * nimHasHotCodeReloading deadcode * nimHasSignatureHashInMacro deadcode * nimHasDefault deadcode * nimMacrosSizealignof deadcode
Diffstat (limited to 'lib/system/arithmetics.nim')
| -rw-r--r-- | lib/system/arithmetics.nim | 40 |
1 files changed, 18 insertions, 22 deletions
diff --git a/lib/system/arithmetics.nim b/lib/system/arithmetics.nim index 4242cd1e3..d33401d1a 100644 --- a/lib/system/arithmetics.nim +++ b/lib/system/arithmetics.nim @@ -227,7 +227,7 @@ proc `mod`*(x, y: int16): int16 {.magic: "ModI", noSideEffect.} proc `mod`*(x, y: int32): int32 {.magic: "ModI", noSideEffect.} proc `mod`*(x, y: int64): int64 {.magic: "ModI", noSideEffect.} -when defined(nimOldShiftRight) or not defined(nimAshr): +when defined(nimOldShiftRight): const shrDepMessage = "`shr` will become sign preserving." proc `shr`*(x: int, y: SomeInteger): int {.magic: "ShrI", noSideEffect, deprecated: shrDepMessage.} proc `shr`*(x: int8, y: SomeInteger): int8 {.magic: "ShrI", noSideEffect, deprecated: shrDepMessage.} @@ -271,27 +271,23 @@ proc `shl`*(x: int16, y: SomeInteger): int16 {.magic: "ShlI", noSideEffect.} proc `shl`*(x: int32, y: SomeInteger): int32 {.magic: "ShlI", noSideEffect.} proc `shl`*(x: int64, y: SomeInteger): int64 {.magic: "ShlI", noSideEffect.} -when defined(nimAshr): - proc ashr*(x: int, y: SomeInteger): int {.magic: "AshrI", noSideEffect.} = - ## Shifts right by pushing copies of the leftmost bit in from the left, - ## and let the rightmost bits fall off. - ## - ## Note that `ashr` is not an operator so use the normal function - ## call syntax for it. - ## - ## See also: - ## * `shr func<#shr,int,SomeInteger>`_ - runnableExamples: - assert ashr(0b0001_0000'i8, 2) == 0b0000_0100'i8 - assert ashr(0b1000_0000'i8, 8) == 0b1111_1111'i8 - assert ashr(0b1000_0000'i8, 1) == 0b1100_0000'i8 - proc ashr*(x: int8, y: SomeInteger): int8 {.magic: "AshrI", noSideEffect.} - proc ashr*(x: int16, y: SomeInteger): int16 {.magic: "AshrI", noSideEffect.} - proc ashr*(x: int32, y: SomeInteger): int32 {.magic: "AshrI", noSideEffect.} - proc ashr*(x: int64, y: SomeInteger): int64 {.magic: "AshrI", noSideEffect.} -else: - # used for bootstrapping the compiler - proc ashr*[T](x: T, y: SomeInteger): T = discard +proc ashr*(x: int, y: SomeInteger): int {.magic: "AshrI", noSideEffect.} = + ## Shifts right by pushing copies of the leftmost bit in from the left, + ## and let the rightmost bits fall off. + ## + ## Note that `ashr` is not an operator so use the normal function + ## call syntax for it. + ## + ## See also: + ## * `shr func<#shr,int,SomeInteger>`_ + runnableExamples: + assert ashr(0b0001_0000'i8, 2) == 0b0000_0100'i8 + assert ashr(0b1000_0000'i8, 8) == 0b1111_1111'i8 + assert ashr(0b1000_0000'i8, 1) == 0b1100_0000'i8 +proc ashr*(x: int8, y: SomeInteger): int8 {.magic: "AshrI", noSideEffect.} +proc ashr*(x: int16, y: SomeInteger): int16 {.magic: "AshrI", noSideEffect.} +proc ashr*(x: int32, y: SomeInteger): int32 {.magic: "AshrI", noSideEffect.} +proc ashr*(x: int64, y: SomeInteger): int64 {.magic: "AshrI", noSideEffect.} proc `and`*(x, y: int): int {.magic: "BitandI", noSideEffect.} = ## Computes the `bitwise and` of numbers `x` and `y`. |