runtime/vm/intrinsifier_arm.cc - Issue 23645003: Esoteric bit operations.

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Unified Diff: runtime/vm/intrinsifier_arm.cc

Issue 23645003: Esoteric bit operations. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Created 7 years, 3 months ago

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Index: runtime/vm/intrinsifier_arm.cc

diff --git a/runtime/vm/intrinsifier_arm.cc b/runtime/vm/intrinsifier_arm.cc

index 6bae00646ccb934d2a96e896d6b9e6411df01171..0257d16c789d88e45192489da64c6fab6aababf0 100644

--- a/runtime/vm/intrinsifier_arm.cc

+++ b/runtime/vm/intrinsifier_arm.cc

@@ -1071,6 +1071,11 @@ void Intrinsifier::Smi_bitNegate(Assembler* assembler) {

}

+void Intrinsifier::Smi_bitLength(Assembler* assembler) {

+ // TODO(sra): Implement as word-length - CLZ.

// Check if the last argument is a double, jump to label 'is_smi' if smi

// (easy to convert to double), otherwise jump to label 'not_double_smi',

// Returns the last argument in R0.

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