llvm-project/llvm/test/CodeGen/Hexagon/vect-zero_extend.ll

26 lines
664 B
LLVM

; RUN: llc -march=hexagon < %s
; REQUIRES: asserts
; Used to fail with "Cannot select: 0x16cb2d0: v4i16 = zero_extend"
target triple = "hexagon-unknown-linux-gnu"
; Function Attrs: nounwind
define void @f0() #0 {
b0:
br i1 undef, label %b1, label %b3
b1: ; preds = %b0
br label %b2
b2: ; preds = %b2, %b1
%v0 = load <3 x i8>, <3 x i8>* undef, align 8
%v1 = zext <3 x i8> %v0 to <3 x i16>
store <3 x i16> %v1, <3 x i16>* undef, align 8
br label %b2
b3: ; preds = %b0
ret void
}
attributes #0 = { nounwind }