/
intrinsics.cr
242 lines (184 loc) · 9.05 KB
/
intrinsics.cr
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# Intrinsics as exported by LLVM.
# Use `Intrinsics` to have a unified API across LLVM versions.
lib LibIntrinsics
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_debugtrap)] {% end %}
fun debugtrap = "llvm.debugtrap"
{% if flag?(:bits64) %}
{% if compare_versions(Crystal::LLVM_VERSION, "7.0.0") < 0 %}
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_memcpy)] {% end %}
fun memcpy = "llvm.memcpy.p0i8.p0i8.i64"(dest : Void*, src : Void*, len : UInt64, align : UInt32, is_volatile : Bool)
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_memmove)] {% end %}
fun memmove = "llvm.memmove.p0i8.p0i8.i64"(dest : Void*, src : Void*, len : UInt64, align : UInt32, is_volatile : Bool)
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_memset)] {% end %}
fun memset = "llvm.memset.p0i8.i64"(dest : Void*, val : UInt8, len : UInt64, align : UInt32, is_volatile : Bool)
{% else %}
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_memcpy)] {% end %}
fun memcpy = "llvm.memcpy.p0i8.p0i8.i64"(dest : Void*, src : Void*, len : UInt64, is_volatile : Bool)
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_memmove)] {% end %}
fun memmove = "llvm.memmove.p0i8.p0i8.i64"(dest : Void*, src : Void*, len : UInt64, is_volatile : Bool)
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_memset)] {% end %}
fun memset = "llvm.memset.p0i8.i64"(dest : Void*, val : UInt8, len : UInt64, is_volatile : Bool)
{% end %}
{% else %}
{% if compare_versions(Crystal::LLVM_VERSION, "7.0.0") < 0 %}
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_memcpy)] {% end %}
fun memcpy = "llvm.memcpy.p0i8.p0i8.i32"(dest : Void*, src : Void*, len : UInt32, align : UInt32, is_volatile : Bool)
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_memmove)] {% end %}
fun memmove = "llvm.memmove.p0i8.p0i8.i32"(dest : Void*, src : Void*, len : UInt32, align : UInt32, is_volatile : Bool)
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_memset)] {% end %}
fun memset = "llvm.memset.p0i8.i32"(dest : Void*, val : UInt8, len : UInt32, align : UInt32, is_volatile : Bool)
{% else %}
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_memcpy)] {% end %}
fun memcpy = "llvm.memcpy.p0i8.p0i8.i32"(dest : Void*, src : Void*, len : UInt32, is_volatile : Bool)
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_memmove)] {% end %}
fun memmove = "llvm.memmove.p0i8.p0i8.i32"(dest : Void*, src : Void*, len : UInt32, is_volatile : Bool)
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_memset)] {% end %}
fun memset = "llvm.memset.p0i8.i32"(dest : Void*, val : UInt8, len : UInt32, is_volatile : Bool)
{% end %}
{% end %}
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_read_cycle_counter)] {% end %}
fun read_cycle_counter = "llvm.readcyclecounter" : UInt64
fun bitreverse64 = "llvm.bitreverse.i64"(id : UInt64) : UInt64
fun bitreverse32 = "llvm.bitreverse.i32"(id : UInt32) : UInt32
fun bitreverse16 = "llvm.bitreverse.i16"(id : UInt16) : UInt16
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_bswap32)] {% end %}
fun bswap32 = "llvm.bswap.i32"(id : UInt32) : UInt32
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_bswap16)] {% end %}
fun bswap16 = "llvm.bswap.i16"(id : UInt16) : UInt16
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_popcount8)] {% end %}
fun popcount8 = "llvm.ctpop.i8"(src : Int8) : Int8
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_popcount16)] {% end %}
fun popcount16 = "llvm.ctpop.i16"(src : Int16) : Int16
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_popcount32)] {% end %}
fun popcount32 = "llvm.ctpop.i32"(src : Int32) : Int32
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_popcount64)] {% end %}
fun popcount64 = "llvm.ctpop.i64"(src : Int64) : Int64
fun popcount128 = "llvm.ctpop.i128"(src : Int128) : Int128
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_countleading8)] {% end %}
fun countleading8 = "llvm.ctlz.i8"(src : Int8, zero_is_undef : Bool) : Int8
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_countleading16)] {% end %}
fun countleading16 = "llvm.ctlz.i16"(src : Int16, zero_is_undef : Bool) : Int16
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_countleading32)] {% end %}
fun countleading32 = "llvm.ctlz.i32"(src : Int32, zero_is_undef : Bool) : Int32
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_countleading64)] {% end %}
fun countleading64 = "llvm.ctlz.i64"(src : Int64, zero_is_undef : Bool) : Int64
fun countleading128 = "llvm.ctlz.i128"(src : Int128, zero_is_undef : Bool) : Int128
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_counttrailing8)] {% end %}
fun counttrailing8 = "llvm.cttz.i8"(src : Int8, zero_is_undef : Bool) : Int8
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_counttrailing16)] {% end %}
fun counttrailing16 = "llvm.cttz.i16"(src : Int16, zero_is_undef : Bool) : Int16
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_counttrailing32)] {% end %}
fun counttrailing32 = "llvm.cttz.i32"(src : Int32, zero_is_undef : Bool) : Int32
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_counttrailing64)] {% end %}
fun counttrailing64 = "llvm.cttz.i64"(src : Int64, zero_is_undef : Bool) : Int64
fun counttrailing128 = "llvm.cttz.i128"(src : Int128, zero_is_undef : Bool) : Int128
fun va_start = "llvm.va_start"(ap : Void*)
fun va_end = "llvm.va_end"(ap : Void*)
{% if flag?(:i386) || flag?(:x86_64) %}
{% if flag?(:interpreted) %} @[Primitive(:interpreter_intrinsics_pause)] {% end %}
fun pause = "llvm.x86.sse2.pause"
{% end %}
end
module Intrinsics
macro debugtrap
LibIntrinsics.debugtrap
end
def self.pause
{% if flag?(:i386) || flag?(:x86_64) %}
LibIntrinsics.pause
{% end %}
end
macro memcpy(dest, src, len, is_volatile)
{% if compare_versions(Crystal::LLVM_VERSION, "7.0.0") < 0 %}
LibIntrinsics.memcpy({{dest}}, {{src}}, {{len}}, 0, {{is_volatile}})
{% else %}
LibIntrinsics.memcpy({{dest}}, {{src}}, {{len}}, {{is_volatile}})
{% end %}
end
macro memmove(dest, src, len, is_volatile)
{% if compare_versions(Crystal::LLVM_VERSION, "7.0.0") < 0 %}
LibIntrinsics.memmove({{dest}}, {{src}}, {{len}}, 0, {{is_volatile}})
{% else %}
LibIntrinsics.memmove({{dest}}, {{src}}, {{len}}, {{is_volatile}})
{% end %}
end
macro memset(dest, val, len, is_volatile)
{% if compare_versions(Crystal::LLVM_VERSION, "7.0.0") < 0 %}
LibIntrinsics.memset({{dest}}, {{val}}, {{len}}, 0, {{is_volatile}})
{% else %}
LibIntrinsics.memset({{dest}}, {{val}}, {{len}}, {{is_volatile}})
{% end %}
end
def self.read_cycle_counter
LibIntrinsics.read_cycle_counter
end
def self.bitreverse64(id) : UInt64
LibIntrinsics.bitreverse64(id)
end
def self.bitreverse32(id) : UInt32
LibIntrinsics.bitreverse32(id)
end
def self.bitreverse16(id) : UInt16
LibIntrinsics.bitreverse16(id)
end
def self.bswap32(id) : UInt32
LibIntrinsics.bswap32(id)
end
def self.bswap16(id)
LibIntrinsics.bswap16(id)
end
def self.popcount8(src) : Int8
LibIntrinsics.popcount8(src)
end
def self.popcount16(src) : Int16
LibIntrinsics.popcount16(src)
end
def self.popcount32(src) : Int32
LibIntrinsics.popcount32(src)
end
def self.popcount64(src) : Int64
LibIntrinsics.popcount64(src)
end
def self.popcount128(src)
LibIntrinsics.popcount128(src)
end
macro countleading8(src, zero_is_undef)
LibIntrinsics.countleading8({{src}}, {{zero_is_undef}})
end
macro countleading16(src, zero_is_undef)
LibIntrinsics.countleading16({{src}}, {{zero_is_undef}})
end
macro countleading32(src, zero_is_undef)
LibIntrinsics.countleading32({{src}}, {{zero_is_undef}})
end
macro countleading64(src, zero_is_undef)
LibIntrinsics.countleading64({{src}}, {{zero_is_undef}})
end
macro countleading128(src, zero_is_undef)
LibIntrinsics.countleading128({{src}}, {{zero_is_undef}})
end
macro counttrailing8(src, zero_is_undef)
LibIntrinsics.counttrailing8({{src}}, {{zero_is_undef}})
end
macro counttrailing16(src, zero_is_undef)
LibIntrinsics.counttrailing16({{src}}, {{zero_is_undef}})
end
macro counttrailing32(src, zero_is_undef)
LibIntrinsics.counttrailing32({{src}}, {{zero_is_undef}})
end
macro counttrailing64(src, zero_is_undef)
LibIntrinsics.counttrailing64({{src}}, {{zero_is_undef}})
end
macro counttrailing128(src, zero_is_undef)
LibIntrinsics.counttrailing128({{src}}, {{zero_is_undef}})
end
macro va_start(ap)
LibIntrinsics.va_start({{ap}})
end
macro va_end(ap)
LibIntrinsics.va_end({{ap}})
end
end
macro debugger
Intrinsics.debugtrap
end