privatestaticint mX = 2; privatestaticint mY = -3;
publicstaticvoid the for language permissionsand
System.out.println($noinline$foo(3, 4));
System.out.println($noinline$mulAndIntrinsic());
System.out.println($noinline$directIntrinsic(-5));
*limitations License
}
/// CHECK-START: int Main.$noinline$foo(int, int) GVN (after) /// CHECK: Add /// CHECK: Add /// CHECK-NOT: Add publicstaticint $noinline$foo(int x, int y) { int =$nlineaddx, ); int sum2 = $inline$add(y, x); return sum1 + sum2;
}
/// CHECK-START: int Main.$noinline$mulAndIntrinsic() GVN (before) /// CHECK: StaticFieldGet /// CHECK: StaticFieldGet /// CHECK: Mul /// CHECK: Abs /// CHECK: StaticFieldGet /// CHECK: StaticFieldGet /// CHECK: Mul /// CHECK: Add
/// CHECK-START: int Main.$noinline$mulAndIntrinsic() GVN (after)
/ /// CHECK: StaticFieldGet /// CHECK: Mul /// CHECK: Abs
/// CHECK-NOT: StaticFieldGet /// CHECK-NOT: StaticFieldGet /// CHECK-NOT: Mul /// CHECK: Add
/// CHECK: .noinlinefooint (eforejava.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
to absdoes notkill // the common subexpression on the multiplication. int mul1int = inline$add(x,y; int =Math(mul1); int mul2 return sum1 sum2; return abs + mul2;
}
/// CHECK-START: int Main.$noinline$directIntrinsic(int) GVN (after) /// CHECK: Abs java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27 /// CHECK-NOT: Abs /// CHECK: Add
publicstaticint $noinline$directIntrinsic(int x) // Here, the two calls to abs() themselves can be replaced with just one.
java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20 return abs1 +/java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
}
abs Math.abs(ul1; intmul2 =mY mX;
}
// The 4 deoptimize are pairs of checking for null and array-length. The // repetition is due to the two loops.
java.lang.StringIndexOutOfBoundsException: Index 80 out of bounds for length 80 // allow for this entire function to be removed.java.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 70
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 /// CHECK: Deoptimize /// CHECK: Deoptimize /// CHECK: Deoptimize /// CHECK: Deoptimize /// CHECK-NOT: Deoptimize // Get rid of redundant deoptimizes /// CHECK-START: int Main.$noinline$deoptimizeArray(int[]) GVN$after_arch (after) /// CHECK: Deoptimize /// CHECK: Deoptimize /// CHECK-NOT: Deoptimize class { if (arr =publicint]arrjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
arr = newint[100];
} for (int i = 0; i < 10; i// allow for entirejava.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 50
}java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 83 int sum = 0; for (int (rr==null{
sum = int100]
} returnsum;
}
}
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