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The code was converting CMutableTransaction to CTransaction multiple times, which implies recalculating the hash multiple times. This commit fixes this by reusing a single CTransaction.

Run-time results:

Before:  6.7s
After: 5.5s
--------------
Saved: 1.2s

This PR was split from #13050. Also, see #10026.

@fanquake fanquake added the Tests label Jun 6, 2018
@@ -102,7 +102,7 @@ BOOST_FIXTURE_TEST_CASE(tx_mempool_block_doublespend, TestChain100Setup)
// should fail.
// Capture this interaction with the upgraded_nop argument: set it when evaluating
// any script flag that is implemented as an upgraded NOP code.
static void ValidateCheckInputsForAllFlags(CMutableTransaction &tx, uint32_t failing_flags, bool add_to_cache)
static void ValidateCheckInputsForAllFlags(CTransaction tx, uint32_t failing_flags, bool add_to_cache)
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Could be const or a const reference.

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Agree that this should be a const ref

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Fixed.

The code was converting CMutableTransaction to CTransaction multiple times, which implies recalculating the hash multiple times. This commit fixes this by reusing a single CTransaction.
@maflcko
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maflcko commented Jun 6, 2018

utACK ebebedc

@maflcko maflcko merged commit ebebedc into bitcoin:master Jun 7, 2018
maflcko pushed a commit that referenced this pull request Jun 7, 2018
… of CTransaction.

ebebedc speed up of tx_validationcache_tests by reusing of CTransaction. (lucash.dev@gmail.com)

Pull request description:

  The code was converting CMutableTransaction to CTransaction multiple times, which implies recalculating the hash multiple times. This commit fixes this by reusing a single CTransaction.

  Run-time results:
  ```
  Before:  6.7s
  After: 5.5s
  --------------
  Saved: 1.2s
  ```
  This PR was split from #13050. Also, see #10026.

Tree-SHA512: 61fb81972a08299085a7d3d0060485b265aefc7a4f82ab548e5f94371c8643cfb97bf0ef34f4e1211bf853d0217fa1c3338e4117f36fda1b37d203f690e86d60
UdjinM6 pushed a commit to UdjinM6/dash that referenced this pull request Jun 19, 2021
…reusing of CTransaction.

ebebedc speed up of tx_validationcache_tests by reusing of CTransaction. (lucash.dev@gmail.com)

Pull request description:

  The code was converting CMutableTransaction to CTransaction multiple times, which implies recalculating the hash multiple times. This commit fixes this by reusing a single CTransaction.

  Run-time results:
  ```
  Before:  6.7s
  After: 5.5s
  --------------
  Saved: 1.2s
  ```
  This PR was split from bitcoin#13050. Also, see bitcoin#10026.

Tree-SHA512: 61fb81972a08299085a7d3d0060485b265aefc7a4f82ab548e5f94371c8643cfb97bf0ef34f4e1211bf853d0217fa1c3338e4117f36fda1b37d203f690e86d60
UdjinM6 pushed a commit to UdjinM6/dash that referenced this pull request Jun 24, 2021
…reusing of CTransaction.

ebebedc speed up of tx_validationcache_tests by reusing of CTransaction. (lucash.dev@gmail.com)

Pull request description:

  The code was converting CMutableTransaction to CTransaction multiple times, which implies recalculating the hash multiple times. This commit fixes this by reusing a single CTransaction.

  Run-time results:
  ```
  Before:  6.7s
  After: 5.5s
  --------------
  Saved: 1.2s
  ```
  This PR was split from bitcoin#13050. Also, see bitcoin#10026.

Tree-SHA512: 61fb81972a08299085a7d3d0060485b265aefc7a4f82ab548e5f94371c8643cfb97bf0ef34f4e1211bf853d0217fa1c3338e4117f36fda1b37d203f690e86d60
UdjinM6 pushed a commit to UdjinM6/dash that referenced this pull request Jun 26, 2021
…reusing of CTransaction.

ebebedc speed up of tx_validationcache_tests by reusing of CTransaction. (lucash.dev@gmail.com)

Pull request description:

  The code was converting CMutableTransaction to CTransaction multiple times, which implies recalculating the hash multiple times. This commit fixes this by reusing a single CTransaction.

  Run-time results:
  ```
  Before:  6.7s
  After: 5.5s
  --------------
  Saved: 1.2s
  ```
  This PR was split from bitcoin#13050. Also, see bitcoin#10026.

Tree-SHA512: 61fb81972a08299085a7d3d0060485b265aefc7a4f82ab548e5f94371c8643cfb97bf0ef34f4e1211bf853d0217fa1c3338e4117f36fda1b37d203f690e86d60
UdjinM6 pushed a commit to UdjinM6/dash that referenced this pull request Jun 26, 2021
…reusing of CTransaction.

ebebedc speed up of tx_validationcache_tests by reusing of CTransaction. (lucash.dev@gmail.com)

Pull request description:

  The code was converting CMutableTransaction to CTransaction multiple times, which implies recalculating the hash multiple times. This commit fixes this by reusing a single CTransaction.

  Run-time results:
  ```
  Before:  6.7s
  After: 5.5s
  --------------
  Saved: 1.2s
  ```
  This PR was split from bitcoin#13050. Also, see bitcoin#10026.

Tree-SHA512: 61fb81972a08299085a7d3d0060485b265aefc7a4f82ab548e5f94371c8643cfb97bf0ef34f4e1211bf853d0217fa1c3338e4117f36fda1b37d203f690e86d60
PastaPastaPasta pushed a commit to PastaPastaPasta/dash that referenced this pull request Jun 27, 2021
…reusing of CTransaction.

ebebedc speed up of tx_validationcache_tests by reusing of CTransaction. (lucash.dev@gmail.com)

Pull request description:

  The code was converting CMutableTransaction to CTransaction multiple times, which implies recalculating the hash multiple times. This commit fixes this by reusing a single CTransaction.

  Run-time results:
  ```
  Before:  6.7s
  After: 5.5s
  --------------
  Saved: 1.2s
  ```
  This PR was split from bitcoin#13050. Also, see bitcoin#10026.

Tree-SHA512: 61fb81972a08299085a7d3d0060485b265aefc7a4f82ab548e5f94371c8643cfb97bf0ef34f4e1211bf853d0217fa1c3338e4117f36fda1b37d203f690e86d60
PastaPastaPasta pushed a commit to PastaPastaPasta/dash that referenced this pull request Jun 28, 2021
…reusing of CTransaction.

ebebedc speed up of tx_validationcache_tests by reusing of CTransaction. (lucash.dev@gmail.com)

Pull request description:

  The code was converting CMutableTransaction to CTransaction multiple times, which implies recalculating the hash multiple times. This commit fixes this by reusing a single CTransaction.

  Run-time results:
  ```
  Before:  6.7s
  After: 5.5s
  --------------
  Saved: 1.2s
  ```
  This PR was split from bitcoin#13050. Also, see bitcoin#10026.

Tree-SHA512: 61fb81972a08299085a7d3d0060485b265aefc7a4f82ab548e5f94371c8643cfb97bf0ef34f4e1211bf853d0217fa1c3338e4117f36fda1b37d203f690e86d60
PastaPastaPasta pushed a commit to PastaPastaPasta/dash that referenced this pull request Jun 28, 2021
…reusing of CTransaction.

ebebedc speed up of tx_validationcache_tests by reusing of CTransaction. (lucash.dev@gmail.com)

Pull request description:

  The code was converting CMutableTransaction to CTransaction multiple times, which implies recalculating the hash multiple times. This commit fixes this by reusing a single CTransaction.

  Run-time results:
  ```
  Before:  6.7s
  After: 5.5s
  --------------
  Saved: 1.2s
  ```
  This PR was split from bitcoin#13050. Also, see bitcoin#10026.

Tree-SHA512: 61fb81972a08299085a7d3d0060485b265aefc7a4f82ab548e5f94371c8643cfb97bf0ef34f4e1211bf853d0217fa1c3338e4117f36fda1b37d203f690e86d60
UdjinM6 pushed a commit to UdjinM6/dash that referenced this pull request Jun 28, 2021
…reusing of CTransaction.

ebebedc speed up of tx_validationcache_tests by reusing of CTransaction. (lucash.dev@gmail.com)

Pull request description:

  The code was converting CMutableTransaction to CTransaction multiple times, which implies recalculating the hash multiple times. This commit fixes this by reusing a single CTransaction.

  Run-time results:
  ```
  Before:  6.7s
  After: 5.5s
  --------------
  Saved: 1.2s
  ```
  This PR was split from bitcoin#13050. Also, see bitcoin#10026.

Tree-SHA512: 61fb81972a08299085a7d3d0060485b265aefc7a4f82ab548e5f94371c8643cfb97bf0ef34f4e1211bf853d0217fa1c3338e4117f36fda1b37d203f690e86d60
PastaPastaPasta pushed a commit to PastaPastaPasta/dash that referenced this pull request Jun 29, 2021
…reusing of CTransaction.

ebebedc speed up of tx_validationcache_tests by reusing of CTransaction. (lucash.dev@gmail.com)

Pull request description:

  The code was converting CMutableTransaction to CTransaction multiple times, which implies recalculating the hash multiple times. This commit fixes this by reusing a single CTransaction.

  Run-time results:
  ```
  Before:  6.7s
  After: 5.5s
  --------------
  Saved: 1.2s
  ```
  This PR was split from bitcoin#13050. Also, see bitcoin#10026.

Tree-SHA512: 61fb81972a08299085a7d3d0060485b265aefc7a4f82ab548e5f94371c8643cfb97bf0ef34f4e1211bf853d0217fa1c3338e4117f36fda1b37d203f690e86d60
@bitcoin bitcoin locked as resolved and limited conversation to collaborators Sep 8, 2021
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4 participants