mirror of
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d34e7b0500
Note that unlike x86 and ARM, RISC-V has no carry flag, so we must synthesize the carry in a GPR using sltu. TEST=ci, RSA Change-Id: I24898cb8b7166d5769ae98c535ec29b2206340d7 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/235063 Reviewed-by: Alexander Markov <alexmarkov@google.com> Commit-Queue: Ryan Macnak <rmacnak@google.com>
87 lines
4.1 KiB
Dart
87 lines
4.1 KiB
Dart
// Copyright (c) 2022, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// @dart = 2.9
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// Testing Bigints with and without intrinsics.
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// VMOptions=--intrinsify --no-enable-asserts
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// VMOptions=--intrinsify --enable-asserts
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// VMOptions=--no-intrinsify --enable-asserts
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// VMOptions=--no-intrinsify --no-enable-asserts
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import "package:expect/expect.dart";
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expectQuotient(aString, bString, expectedString) {
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BigInt a = BigInt.parse(aString, radix: 16);
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BigInt b = BigInt.parse(bString, radix: 16);
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BigInt expected = BigInt.parse(expectedString, radix: 16);
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BigInt actual = a ~/ b;
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String actualString = actual.toRadixString(16);
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print("$aString ~/ $bString");
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print(" = $actualString (expected $expectedString)");
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Expect.equals(expected, actual);
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}
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main() {
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expectQuotient("d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"d4cba13fac3ee22b996ff6856c27c1f6d88aef0e", "1");
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expectQuotient("d4cba13fac3ee22b996ff6856c27c1f6d88aef0e",
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"d87becaa3701c97b31b5b8084f2b5b34e7857092", "0");
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expectQuotient("d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"a13fac3ee22b996ff6856c27c1f6d88aef0e", "157b1");
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expectQuotient("d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"3fac3ee22b996ff6856c27c1f6d88aef0e", "36662bd");
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expectQuotient("d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"ac3ee22b996ff6856c27c1f6d88aef0e", "141bfd63e");
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expectQuotient("d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"3ee22b996ff6856c27c1f6d88aef0e", "3714fb67de7");
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expectQuotient("d87becaa3701c97b31b5b8084f2b5b34e7857092", "1",
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"d87becaa3701c97b31b5b8084f2b5b34e7857092");
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expectQuotient("-d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"d4cba13fac3ee22b996ff6856c27c1f6d88aef0e", "-1");
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expectQuotient("-d4cba13fac3ee22b996ff6856c27c1f6d88aef0e",
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"d87becaa3701c97b31b5b8084f2b5b34e7857092", "0");
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expectQuotient("-d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"a13fac3ee22b996ff6856c27c1f6d88aef0e", "-157b1");
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expectQuotient("-d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"3fac3ee22b996ff6856c27c1f6d88aef0e", "-36662bd");
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expectQuotient("-d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"ac3ee22b996ff6856c27c1f6d88aef0e", "-141bfd63e");
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expectQuotient("-d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"3ee22b996ff6856c27c1f6d88aef0e", "-3714fb67de7");
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expectQuotient("-d87becaa3701c97b31b5b8084f2b5b34e7857092", "1",
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"-d87becaa3701c97b31b5b8084f2b5b34e7857092");
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expectQuotient("d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"-d4cba13fac3ee22b996ff6856c27c1f6d88aef0e", "-1");
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expectQuotient("d4cba13fac3ee22b996ff6856c27c1f6d88aef0e",
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"-d87becaa3701c97b31b5b8084f2b5b34e7857092", "0");
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expectQuotient("d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"-a13fac3ee22b996ff6856c27c1f6d88aef0e", "-157b1");
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expectQuotient("d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"-3fac3ee22b996ff6856c27c1f6d88aef0e", "-36662bd");
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expectQuotient("d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"-ac3ee22b996ff6856c27c1f6d88aef0e", "-141bfd63e");
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expectQuotient("d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"-3ee22b996ff6856c27c1f6d88aef0e", "-3714fb67de7");
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expectQuotient("d87becaa3701c97b31b5b8084f2b5b34e7857092", "-1",
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"-d87becaa3701c97b31b5b8084f2b5b34e7857092");
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expectQuotient("-d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"-d4cba13fac3ee22b996ff6856c27c1f6d88aef0e", "1");
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expectQuotient("-d4cba13fac3ee22b996ff6856c27c1f6d88aef0e",
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"-d87becaa3701c97b31b5b8084f2b5b34e7857092", "0");
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expectQuotient("-d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"-a13fac3ee22b996ff6856c27c1f6d88aef0e", "157b1");
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expectQuotient("-d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"-3fac3ee22b996ff6856c27c1f6d88aef0e", "36662bd");
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expectQuotient("-d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"-ac3ee22b996ff6856c27c1f6d88aef0e", "141bfd63e");
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expectQuotient("-d87becaa3701c97b31b5b8084f2b5b34e7857092",
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"-3ee22b996ff6856c27c1f6d88aef0e", "3714fb67de7");
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expectQuotient("-d87becaa3701c97b31b5b8084f2b5b34e7857092", "-1",
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"d87becaa3701c97b31b5b8084f2b5b34e7857092");
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}
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