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Diffstat (limited to 'test/CodeGen/Thumb2/2013-03-06-vector-sext-operand-scalarize.ll')
| -rw-r--r-- | test/CodeGen/Thumb2/2013-03-06-vector-sext-operand-scalarize.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/CodeGen/Thumb2/2013-03-06-vector-sext-operand-scalarize.ll b/test/CodeGen/Thumb2/2013-03-06-vector-sext-operand-scalarize.ll new file mode 100644 index 0000000..203815f --- /dev/null +++ b/test/CodeGen/Thumb2/2013-03-06-vector-sext-operand-scalarize.ll @@ -0,0 +1,19 @@ +; RUN: llc < %s -mtriple=thumbv7-apple-darwin | FileCheck %s + +; Testing that these don't crash/assert. The loop vectorizer can end up +; with odd constructs like this. The code actually generated is incidental. +define <1 x i64> @test_zext(i32 %a) nounwind { +; CHECK: test_zext: + %Cmp = icmp uge i32 %a, 42 + %vec = insertelement <1 x i1> zeroinitializer, i1 %Cmp, i32 0 + %Se = zext <1 x i1> %vec to <1 x i64> + ret <1 x i64> %Se +} + +define <1 x i64> @test_sext(i32 %a) nounwind { +; CHECK: test_sext: + %Cmp = icmp uge i32 %a, 42 + %vec = insertelement <1 x i1> zeroinitializer, i1 %Cmp, i32 0 + %Se = sext <1 x i1> %vec to <1 x i64> + ret <1 x i64> %Se +} |