1 files changed, 27 insertions, 0 deletions
diff --git a/test/CodeGen/Hexagon/vect/vect-apint-truncate.ll b/test/CodeGen/Hexagon/vect/vect-apint-truncate.ll
new file mode 100644
index 0000000..eb94ddf
--- /dev/null
+++ b/test/CodeGen/Hexagon/vect/vect-apint-truncate.ll
@@ -0,0 +1,27 @@
+; RUN: llc -march=hexagon < %s
+; Used to fail with "Invalid APInt Truncate request".
+; Used to fail with "Cannot select: 0x596010: v2i32 = sign_extend_inreg".
+
+; ModuleID = 'bugpoint-reduced-simplified.bc'
+target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-a0:0-n32"
+target triple = "hexagon-unknown-linux-gnu"
+
+define void @foo() nounwind {
+entry:
+  br label %polly.loop_header
+
+polly.loop_after:                                 ; preds = %polly.loop_header
+  unreachable
+
+polly.loop_header:                                ; preds = %polly.loop_body, %entry
+  %0 = icmp sle i32 undef, 63
+  br i1 %0, label %polly.loop_body, label %polly.loop_after
+
+polly.loop_body:                                  ; preds = %polly.loop_header
+  %_p_vec_full = load <4 x i8>, <4 x i8>* undef, align 8
+  %1 = sext <4 x i8> %_p_vec_full to <4 x i32>
+  %p_vec = mul <4 x i32> %1, <i32 3, i32 3, i32 3, i32 3>
+  %mulp_vec = add <4 x i32> %p_vec, <i32 21, i32 21, i32 21, i32 21>
+  store <4 x i32> %mulp_vec, <4 x i32>* undef, align 8
+  br label %polly.loop_header
+}