Changes in directory llvm/test/Transforms/InstCombine:
2007-03-19-BadTruncChangePR1261.ll added (r1.1) --- Log message: Add test case for PR1261: http://llvm.org/PR1261 , currently XFAILed. --- Diffs of the changes: (+14 -0) 2007-03-19-BadTruncChangePR1261.ll | 14 ++++++++++++++ 1 files changed, 14 insertions(+) Index: llvm/test/Transforms/InstCombine/2007-03-19-BadTruncChangePR1261.ll diff -c /dev/null llvm/test/Transforms/InstCombine/2007-03-19-BadTruncChangePR1261.ll:1.1 *** /dev/null Mon Mar 19 18:28:26 2007 --- llvm/test/Transforms/InstCombine/2007-03-19-BadTruncChangePR1261.ll Mon Mar 19 18:28:16 2007 *************** *** 0 **** --- 1,14 ---- + ; For PR1261. Before bit accurate type support in InstCombine, this would + ; turn the sext into a zext. + ; RUN: llvm-as %s -o - | opt -instcombine | llvm-dis && + ; RUN: llvm-as %s -o - | opt -instcombine | llvm-dis | not grep zext + ; XFAIL: * + + define i16 @test(i31 %zzz) { + entry: + %A = sext i31 %zzz to i32 + %B = add i32 %A, 16384 + %C = lshr i32 %B, 15 + %D = trunc i32 %C to i16 + ret i16 %D + } _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
