1 files changed, 23 insertions, 0 deletions
diff --git a/test/CodeGen/Hexagon/bit-extract-off.ll b/test/CodeGen/Hexagon/bit-extract-off.ll
new file mode 100644
index 0000000000000..183435ab7b23a
--- /dev/null
+++ b/test/CodeGen/Hexagon/bit-extract-off.ll
@@ -0,0 +1,23 @@
+; RUN: llc -march=hexagon < %s | FileCheck %s
+; CHECK: extractu(r1,#31,#0)
+
+; In the IR this was an extract of 31 bits starting at position 32 in r1:0.
+; When mapping it to an extract from r1, the offset was not reset to 0, and
+; we had "extractu(r1,#31,#32)".
+
+target triple = "hexagon"
+
+define hidden i32 @fred([101 x double]* %a0, i32 %a1, i32* %a2, i32* %a3) #0 {
+b4:
+  br label %b5
+
+b5:                                               ; preds = %b5, %b4
+  %v6 = call double @fabs(double undef) #1
+  store double %v6, double* undef, align 8
+  br label %b5
+}
+
+declare double @fabs(double) #1
+
+attributes #0 = { nounwind "target-cpu"="hexagonv60" "target-features"="-hvx,-hvx-double,-long-calls" }
+attributes #1 = { nounwind readnone "target-cpu"="hexagonv60" "target-features"="-hvx,-hvx-double,-long-calls" }