168 lines
8.0 KiB
LLVM
168 lines
8.0 KiB
LLVM
; Verify first that *without* hash, we don't use the cache.
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; RUN: opt -module-summary %s -o %t.bc
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; RUN: opt -module-summary %p/Inputs/cache.ll -o %t2.bc
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; Verify that enabling caching is ignoring module without hash
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; RUN: rm -Rf %t.cache && mkdir %t.cache
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; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache
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; RUN: ls %t.cache/llvmcache.timestamp
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; RUN: ls %t.cache | count 1
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; Verify that enabling caching is ignoring module without hash with llvm-lto2
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; RUN: rm -Rf %t.cache
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; RUN: llvm-lto2 run -o %t.o %t2.bc %t.bc -cache-dir %t.cache \
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; RUN: -r=%t2.bc,_main,plx \
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; RUN: -r=%t2.bc,_globalfunc,lx \
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; RUN: -r=%t.bc,_globalfunc,plx
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; RUN: ls %t.cache | count 0
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; Repeat again, *with* hash this time.
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; RUN: opt -module-hash -module-summary %s -o %t.bc
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; RUN: opt -module-hash -module-summary %p/Inputs/cache.ll -o %t2.bc
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; Verify that enabling caching is working, and that the pruner only removes
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; files matching the pattern "llvmcache-*".
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; RUN: rm -Rf %t.cache && mkdir %t.cache
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; RUN: touch -t 197001011200 %t.cache/llvmcache-foo %t.cache/foo
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; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache
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; RUN: ls %t.cache | count 4
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; RUN: ls %t.cache/llvmcache.timestamp
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; RUN: ls %t.cache/foo
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; RUN: not ls %t.cache/llvmcache-foo
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; RUN: ls %t.cache/llvmcache-* | count 2
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; Verify that enabling caching is working with llvm-lto2
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; RUN: rm -Rf %t.cache
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; RUN: llvm-lto2 run -o %t.o %t2.bc %t.bc -cache-dir %t.cache \
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; RUN: -r=%t2.bc,_main,plx \
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; RUN: -r=%t2.bc,_globalfunc,lx \
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; RUN: -r=%t.bc,_globalfunc,plx
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; RUN: ls %t.cache | count 2
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; RUN: ls %t.cache/llvmcache-* | count 2
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; Verify that caches with a timestamp older than the pruning interval
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; will be pruned
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; RUN: rm -Rf %t.cache && mkdir %t.cache
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; RUN: touch -t 197001011200 %t.cache/llvmcache-foo
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; RUN: touch -t 197001011200 %t.cache/llvmcache.timestamp
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; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache
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; RUN: not ls %t.cache/llvmcache-foo
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; Verify that specifying a negative number for the pruning interval
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; effectively disables the pruning
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; RUN: rm -Rf %t.cache && mkdir %t.cache
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; RUN: touch -t 197001011200 %t.cache/llvmcache-foo
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; RUN: touch -t 197001011200 %t.cache/llvmcache.timestamp
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; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache --thinlto-cache-pruning-interval -1
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; RUN: ls %t.cache/llvmcache-foo
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; Verify that the pruner doesn't run and a cache file is not deleted when:
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; default values for pruning interval and cache expiration are used,
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; llvmcache.timestamp is current,
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; cache file is older than default cache expiration value.
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; RUN: rm -Rf %t.cache && mkdir %t.cache
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; RUN: touch -t 197001011200 %t.cache/llvmcache-foo
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; RUN: touch %t.cache/llvmcache.timestamp
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; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache
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; RUN: ls %t.cache/llvmcache-foo
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; Verify that the pruner runs and a cache file is deleted when:
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; pruning interval has value 0 (i.e. run garbage collector now)
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; default value for cache expiration is used,
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; llvmcache.timestamp is current,
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; cache file is older than default cache expiration value.
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; RUN: rm -Rf %t.cache && mkdir %t.cache
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; RUN: touch -t 197001011200 %t.cache/llvmcache-foo
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; RUN: touch %t.cache/llvmcache.timestamp
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; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache --thinlto-cache-pruning-interval 0
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; RUN: not ls %t.cache/llvmcache-foo
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; Populate the cache with files with "old" access times, then check llvm-lto updates these file times
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; A negative pruning interval is used to avoid removing cache entries
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; RUN: rm -Rf %t.cache && mkdir %t.cache
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; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache
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; RUN: touch -a -t 197001011200 %t.cache/llvmcache-*
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; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache --thinlto-cache-pruning-interval -1
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; RUN: ls -ltu %t.cache/* | not grep 1970-01-01
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; Populate the cache with files with "old" access times, then check llvm-lto2 updates these file times
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; RUN: rm -Rf %t.cache
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; RUN: llvm-lto2 run -o %t.o %t2.bc %t.bc -cache-dir %t.cache \
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; RUN: -r=%t2.bc,_main,plx \
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; RUN: -r=%t2.bc,_globalfunc,lx \
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; RUN: -r=%t.bc,_globalfunc,plx
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; RUN: touch -a -t 197001011200 %t.cache/llvmcache-*
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; RUN: llvm-lto2 run -o %t.o %t2.bc %t.bc -cache-dir %t.cache \
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; RUN: -r=%t2.bc,_main,plx \
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; RUN: -r=%t2.bc,_globalfunc,lx \
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; RUN: -r=%t.bc,_globalfunc,plx
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; RUN: ls -ltu %t.cache/* | not grep 1970-01-01
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; Verify that specifying max size for the cache directory prunes it to this
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; size, removing the oldest files first.
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; RUN: rm -Rf %t.cache && mkdir %t.cache
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; Create cache files with different sizes.
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; Only 8B and 76B files should stay after pruning.
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; RUN: %python -c "with open(r'%t.cache/llvmcache-foo-100k', 'w') as file: file.truncate(102400)"
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; RUN: touch -t 198002011200 %t.cache/llvmcache-foo-100k
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; RUN: %python -c "with open(r'%t.cache/llvmcache-foo-16', 'w') as file: file.truncate(16)"
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; RUN: touch -t 198002021200 %t.cache/llvmcache-foo-16
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; RUN: %python -c "with open(r'%t.cache/llvmcache-foo-77k', 'w') as file: file.truncate(78848)"
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; RUN: touch -t 198002031200 %t.cache/llvmcache-foo-77k
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; RUN: %python -c "with open(r'%t.cache/llvmcache-foo-8', 'w') as file: file.truncate(8)"
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; RUN: touch -t 198002041200 %t.cache/llvmcache-foo-8
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; RUN: %python -c "with open(r'%t.cache/llvmcache-foo-76', 'w') as file: file.truncate(76)"
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; RUN: touch -t 198002051200 %t.cache/llvmcache-foo-76
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; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache --thinlto-cache-max-size-bytes 78847 --thinlto-cache-entry-expiration 4294967295
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; RUN: ls %t.cache/llvmcache-foo-8
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; RUN: ls %t.cache/llvmcache-foo-76
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; RUN: not ls %t.cache/llvmcache-foo-16
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; RUN: not ls %t.cache/llvmcache-foo-100k
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; RUN: not ls %t.cache/llvmcache-foo-77k
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; Verify that specifying a max size > 4GB for the cache directory does not
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; prematurely prune, due to an integer overflow.
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; RUN: rm -Rf %t.cache && mkdir %t.cache
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; RUN: %python -c "with open(r'%t.cache/llvmcache-foo-10', 'w') as file: file.truncate(10)"
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; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache --thinlto-cache-max-size-bytes 4294967297
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; RUN: ls %t.cache/llvmcache-foo-10
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; Verify that negative numbers aren't accepted for the
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; --thinlto-cache-max-size-bytes switch
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; RUN: rm -Rf %t.cache && mkdir %t.cache
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; RUN: not llvm-lto %t.bc --thinlto-cache-max-size-bytes -1 2>&1 | FileCheck %s
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; CHECK: -thinlto-cache-max-size-bytes option: '-1' value invalid
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; Verify that specifying max number of files in the cache directory prunes
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; it to this amount, removing the oldest files first.
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; RUN: rm -Rf %t.cache && mkdir %t.cache
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; Create cache files with different sizes.
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; Only 75B and 76B files should stay after pruning.
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; RUN: %python -c "print(' ' * 1023)" > %t.cache/llvmcache-foo-1023
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; RUN: touch -t 198002011200 %t.cache/llvmcache-foo-1023
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; RUN: %python -c "print(' ' * 15)" > %t.cache/llvmcache-foo-15
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; RUN: touch -t 198002021200 %t.cache/llvmcache-foo-15
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; RUN: %python -c "print(' ' * 7)" > %t.cache/llvmcache-foo-7
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; RUN: touch -t 198002031200 %t.cache/llvmcache-foo-7
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; RUN: %python -c "print(' ' * 75)" > %t.cache/llvmcache-foo-75
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; RUN: touch -t 198002041200 %t.cache/llvmcache-foo-75
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; RUN: %python -c "print(' ' * 76)" > %t.cache/llvmcache-foo-76
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; RUN: touch -t 198002051200 %t.cache/llvmcache-foo-76
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; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache --thinlto-cache-max-size-files 4 --thinlto-cache-entry-expiration 4294967295
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; RUN: ls %t.cache/llvmcache-foo-75
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; RUN: ls %t.cache/llvmcache-foo-76
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; RUN: not ls %t.cache/llvmcache-foo-15
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; RUN: not ls %t.cache/llvmcache-foo-1024
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; RUN: not ls %t.cache/llvmcache-foo-7
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.11.0"
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define void @globalfunc() #0 {
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entry:
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ret void
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}
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