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llvm-mirror/test/CodeGen/Hexagon/build-vector-shuffle.ll
Krzysztof Parzyszek 124f45603b [Hexagon] Better handling of HVX vector lowering
- Expand SELECT_CC and BR_CC for vector types.
- Implement TLI::isShuffleMaskLegal.

llvm-svn: 281397
2016-09-13 21:16:07 +00:00

22 lines
688 B
LLVM

; RUN: llc -march=hexagon < %s | FileCheck %s
; Check that we don't crash.
; CHECK: vshuff
target triple = "hexagon"
define void @hex_interleaved.s0.__outermost() local_unnamed_addr #0 {
entry:
%0 = icmp eq i32 undef, 0
%sel2 = select i1 %0, <32 x i16> undef, <32 x i16> zeroinitializer
%1 = bitcast <32 x i16> %sel2 to <16 x i32>
%2 = tail call <16 x i32> @llvm.hexagon.V6.vshuffh(<16 x i32> %1)
store <16 x i32> %2, <16 x i32>* undef, align 2
unreachable
}
; Function Attrs: nounwind readnone
declare <16 x i32> @llvm.hexagon.V6.vshuffh(<16 x i32>) #1
attributes #0 = { nounwind "target-cpu"="hexagonv60" "target-features"="+hvx" }
attributes #1 = { nounwind readnone }