diff options
Diffstat (limited to 'llvm/test/CodeGen/Mips/dagcombine_crash.ll')
| -rw-r--r-- | llvm/test/CodeGen/Mips/dagcombine_crash.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/Mips/dagcombine_crash.ll b/llvm/test/CodeGen/Mips/dagcombine_crash.ll new file mode 100644 index 00000000000..1fdf09b26dd --- /dev/null +++ b/llvm/test/CodeGen/Mips/dagcombine_crash.ll @@ -0,0 +1,21 @@ +; RUN: llc -o - %s +; The selection DAG select(select()) normalisation crashed for different types +; on the condition inputs. +target datalayout = "E-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64" +target triple = "mips--" + +define i64 @foobar(double %a) #0 { +entry: + %0 = bitcast double %a to i64 + %trunc = trunc i64 %0 to i32 + %and = and i32 %trunc, 32767 + %sub = add nsw i32 %and, -16383 + %cmp = icmp ugt i32 %and, 16382 + %and5 = and i32 %trunc, 32768 + %tobool = icmp eq i32 %and5, 0 + %or = and i1 %cmp, %tobool + %cmp6 = icmp ugt i32 %sub, 64 + %sext = sext i1 %cmp6 to i64 + %retval.0 = select i1 %or, i64 %sext, i64 0 + ret i64 %retval.0 +} |
