7b60e03d73
`RegisterClassInfo` was supposed to be kept alive between pass runs, which wasn't being done leading to recomputations increasing the compile time. Now the Impl class is a member of the legacy and new passes so that it is not reconstructed on every pass run. --------- Co-authored-by: Christudasan Devadasan <christudasan.devadasan@amd.com>
20 lines
1.0 KiB
YAML
20 lines
1.0 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr9 -run-pass=postmisched -o - %s | FileCheck %s
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# RUN: llc -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr9 -passes=postmisched -o - %s | FileCheck %s
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---
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# Check that postmisched's TopDepthReduce heuristic moves the MULLD later
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# because of the dependency on x5
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name: test
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body: |
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bb.0:
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; CHECK-LABEL: name: test
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; CHECK: renamable $x5 = LD 0, killed renamable $x5 :: (load (s64))
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; CHECK: renamable $x4 = LD 0, killed renamable $x4 :: (load (s64))
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; CHECK: renamable $x5 = MULLD killed renamable $x5, renamable $x3
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; CHECK: renamable $x3 = MADDLD8 killed renamable $x4, killed renamable $x3, killed renamable $x5
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renamable $x5 = LD 0, killed renamable $x5 :: (load (s64))
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renamable $x5 = MULLD killed renamable $x5, renamable $x3
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renamable $x4 = LD 0, killed renamable $x4 :: (load (s64))
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renamable $x3 = MADDLD8 killed renamable $x4, killed renamable $x3, killed renamable $x5
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...
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