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| author | 2015-05-05 17:02:20 +0100 | |
|---|---|---|
| committer | 2015-05-07 09:54:09 +0100 | |
| commit | db216f4d49ea1561a74261c29f1264952232728a (patch) | |
| tree | 8b7914435ad1ba519a3d88b5cca7f0f6e842cd4f /compiler/optimizing/liveness_test.cc | |
| parent | bc3b93eadd155342b6124d2d5ef3806ecec5dfd6 (diff) | |
Relax the only one back-edge restriction.
The rule is in the way for better register allocation, as
it creates an artificial join point between multiple paths.
Change-Id: Ia4392890f95bcea56d143138f28ddce6c572ad58
Diffstat (limited to 'compiler/optimizing/liveness_test.cc')
| -rw-r--r-- | compiler/optimizing/liveness_test.cc | 58 |
1 files changed, 27 insertions, 31 deletions
diff --git a/compiler/optimizing/liveness_test.cc b/compiler/optimizing/liveness_test.cc index 8a96ee9ace..191433955b 100644 --- a/compiler/optimizing/liveness_test.cc +++ b/compiler/optimizing/liveness_test.cc @@ -445,44 +445,40 @@ TEST(LivenessTest, Loop5) { TEST(LivenessTest, Loop6) { // Bitsets are made of: - // (constant0, constant4, constant5, phi in block 2, phi in block 8) + // (constant0, constant4, constant5, phi in block 2) const char* expected = "Block 0\n" - " live in: (00000)\n" - " live out: (11100)\n" - " kill: (11100)\n" + " live in: (0000)\n" + " live out: (1110)\n" + " kill: (1110)\n" "Block 1\n" - " live in: (11100)\n" - " live out: (01100)\n" - " kill: (00000)\n" + " live in: (1110)\n" + " live out: (0110)\n" + " kill: (0000)\n" "Block 2\n" // loop header - " live in: (01100)\n" - " live out: (01110)\n" - " kill: (00010)\n" + " live in: (0110)\n" + " live out: (0111)\n" + " kill: (0001)\n" "Block 3\n" - " live in: (01100)\n" - " live out: (01100)\n" - " kill: (00000)\n" - "Block 4\n" // original back edge - " live in: (01100)\n" - " live out: (01100)\n" - " kill: (00000)\n" - "Block 5\n" // original back edge - " live in: (01100)\n" - " live out: (01100)\n" - " kill: (00000)\n" + " live in: (0110)\n" + " live out: (0110)\n" + " kill: (0000)\n" + "Block 4\n" // back edge + " live in: (0110)\n" + " live out: (0110)\n" + " kill: (0000)\n" + "Block 5\n" // back edge + " live in: (0110)\n" + " live out: (0110)\n" + " kill: (0000)\n" "Block 6\n" // return block - " live in: (00010)\n" - " live out: (00000)\n" - " kill: (00000)\n" + " live in: (0001)\n" + " live out: (0000)\n" + " kill: (0000)\n" "Block 7\n" // exit block - " live in: (00000)\n" - " live out: (00000)\n" - " kill: (00000)\n" - "Block 8\n" // synthesized back edge - " live in: (01100)\n" - " live out: (01100)\n" - " kill: (00001)\n"; + " live in: (0000)\n" + " live out: (0000)\n" + " kill: (0000)\n"; const uint16_t data[] = ONE_REGISTER_CODE_ITEM( Instruction::CONST_4 | 0 | 0, |