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author Aart Bik <ajcbik@google.com> 2016-11-16 10:17:46 -0800
committer Aart Bik <ajcbik@google.com> 2016-11-30 13:21:21 -0800
commit71bf7b43380eb445973f32a7f789d9670f8cc97d (patch)
tree76425f8578b247a845fe61724d71efc63059760f /compiler/intrinsics_list.h
parent52f52361c2ea37941fbda71e3c653bb8096bf516 (diff)
Optimizations around escape analysis. With tests.
Details: (1) added new intrinsics (2) implemented optimizations more !can be null information more null check removals replace return-this uses with incoming parameter remove dead StringBuffer/Builder calls (with escape analysis) (3) Fixed exposed bug in CanBeMoved() Performance gain: This improves CafeineString by about 360% (removes null check from first loop, eliminates second loop completely) Test: test-art-host Change-Id: Iaf16a1b9cab6a7386f43d71c6b51dd59600e81c1
Diffstat (limited to 'compiler/intrinsics_list.h')
-rw-r--r--compiler/intrinsics_list.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/compiler/intrinsics_list.h b/compiler/intrinsics_list.h
index 555baf6de9..9bd25d8484 100644
--- a/compiler/intrinsics_list.h
+++ b/compiler/intrinsics_list.h
@@ -117,6 +117,12 @@
V(StringNewStringFromBytes, kStatic, kNeedsEnvironmentOrCache, kAllSideEffects, kCanThrow, "Ljava/lang/StringFactory;", "newStringFromBytes", "([BIII)Ljava/lang/String;") \
V(StringNewStringFromChars, kStatic, kNeedsEnvironmentOrCache, kAllSideEffects, kCanThrow, "Ljava/lang/StringFactory;", "newStringFromChars", "(II[C)Ljava/lang/String;") \
V(StringNewStringFromString, kStatic, kNeedsEnvironmentOrCache, kAllSideEffects, kCanThrow, "Ljava/lang/StringFactory;", "newStringFromString", "(Ljava/lang/String;)Ljava/lang/String;") \
+ V(StringBufferAppend, kVirtual, kNeedsEnvironmentOrCache, kAllSideEffects, kCanThrow, "Ljava/lang/StringBuffer;", "append", "(Ljava/lang/String;)Ljava/lang/StringBuffer;") \
+ V(StringBufferLength, kVirtual, kNeedsEnvironmentOrCache, kAllSideEffects, kNoThrow, "Ljava/lang/StringBuffer;", "length", "()I") \
+ V(StringBufferToString, kVirtual, kNeedsEnvironmentOrCache, kAllSideEffects, kCanThrow, "Ljava/lang/StringBuffer;", "toString", "()Ljava/lang/String;") \
+ V(StringBuilderAppend, kVirtual, kNeedsEnvironmentOrCache, kAllSideEffects, kCanThrow, "Ljava/lang/StringBuilder;", "append", "(Ljava/lang/String;)Ljava/lang/StringBuilder;") \
+ V(StringBuilderLength, kVirtual, kNeedsEnvironmentOrCache, kReadSideEffects, kNoThrow, "Ljava/lang/StringBuilder;", "length", "()I") \
+ V(StringBuilderToString, kVirtual, kNeedsEnvironmentOrCache, kAllSideEffects, kCanThrow, "Ljava/lang/StringBuilder;", "toString", "()Ljava/lang/String;") \
V(UnsafeCASInt, kVirtual, kNeedsEnvironmentOrCache, kAllSideEffects, kCanThrow, "Lsun/misc/Unsafe;", "compareAndSwapInt", "(Ljava/lang/Object;JII)Z") \
V(UnsafeCASLong, kVirtual, kNeedsEnvironmentOrCache, kAllSideEffects, kCanThrow, "Lsun/misc/Unsafe;", "compareAndSwapLong", "(Ljava/lang/Object;JJJ)Z") \
V(UnsafeCASObject, kVirtual, kNeedsEnvironmentOrCache, kAllSideEffects, kCanThrow, "Lsun/misc/Unsafe;", "compareAndSwapObject", "(Ljava/lang/Object;JLjava/lang/Object;Ljava/lang/Object;)Z") \