3 Commits

Author	SHA1	Message	Date
Chris Lattner	1759ccff2b	test for a variety of new transformations: ... * A & ~A == 0 * A / (2^c) == A >> c if unsigned * 0 / A == 0 * 1.0 * A == A * A * (2^c) == A << c * A ^ ~A == -1 * A | ~A == -1 * 0 % X = 0 * A % (2^c) == A & (c-1) if unsigned * A - (A & B) == A & ~B * -1 - A == ~A llvm-svn: 5588	2003-02-18 19:28:47 +00:00
Chris Lattner	cdb6a7e022	These tests should not run -dce pass to cleanup instcombine. ... If instcombine is making dead instructions, ALL that should be used is -die llvm-svn: 3221	2002-08-02 19:27:58 +00:00
Chris Lattner	4c8731d941	New test cases for mul folding ... llvm-svn: 2416	2002-04-29 22:24:24 +00:00