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[K/N] Fix of NaN normalization for arm64

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This commit is contained in:
Alexander Zakharenko
2023-08-03 18:39:03 +02:00
committed by Space Team
parent 05cead2ab5
commit ce38699dfa
1 changed files with 5 additions and 2 deletions
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kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/llvm/IrToBitcode.kt
+5 -2
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@@ -1855,9 +1855,12 @@ internal class CodeGeneratorVisitor(
*
* So for now, we would just normalize all NaN constants. At least this leads to predictable result
* useful in almost all cases.
*
* Also, java.lang classes are used here to avoid unexpected NaN values if a compiler and stdlib
* are built in an arm64 architecture environment.
*/
private fun Float.normalizeNan() = if (isNaN()) Float.NaN else this
private fun Double.normalizeNan() = if (isNaN()) Double.NaN else this
private fun Float.normalizeNan() = if (isNaN()) java.lang.Float.NaN else this
private fun Double.normalizeNan() = if (isNaN()) java.lang.Double.NaN else this
private fun evaluateConst(value: IrConst<*>): ConstValue {
context.log{"evaluateConst : ${ir2string(value)}"}