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Diffstat (limited to 'test/CodeGen/Mips/dagcombine_crash.ll')
| -rw-r--r-- | test/CodeGen/Mips/dagcombine_crash.ll | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/test/CodeGen/Mips/dagcombine_crash.ll b/test/CodeGen/Mips/dagcombine_crash.ll new file mode 100644 index 0000000..6fcf2b4 --- /dev/null +++ b/test/CodeGen/Mips/dagcombine_crash.ll @@ -0,0 +1,25 @@ +; RUN: llc -o - %s | FileCheck %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--" + +; CHECK-LABEL: foobar +; CHECK: sltiu ${{[0-9]*}}, ${{[0-9]*}}, 42 +; CHECK: sltiu ${{[0-9]*}}, ${{[0-9]*}}, 23 +; CHECK: and ${{[0-9]*}}, ${{[0-9]*}}, ${{[0-9]*}} +; CHECK: sltu ${{[0-9]*}}, ${{[0-9]*}}, ${{[0-9]*}} +; CHECK: addiu ${{[0-9]*}}, ${{[0-9]*}}, -1 +; CHECK: movn ${{[0-9]*}}, ${{[0-9]*}}, ${{[0-9]*}} +; CHECK: jr $ra +; CHECK: move ${{[0-9]*}}, ${{[0-9]*}} +define i64 @foobar(i32 %arg) #0 { +entry: + %cmp0 = icmp ult i32 %arg, 23 + %cmp1 = icmp ult i32 %arg, 42 + %and = and i1 %cmp0, %cmp1 + %cmp2 = icmp ugt i32 %arg, 0 + %sext = sext i1 %cmp1 to i64 + %retval.0 = select i1 %and, i64 %sext, i64 0 + ret i64 %retval.0 +} |