llvm.org GIT mirror llvm / release_38 test / CodeGen / PowerPC / p8altivec-shuffles-pred.ll
release_38

Tree @release_38 (Download .tar.gz)

p8altivec-shuffles-pred.ll @release_38raw · history · blame

; RUN: llc < %s | FileCheck %s
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-unknown-linux-gnu"

; Function Attrs: nounwind
define <2 x i32> @test1(<4 x i32> %wide.vec) #0 {
entry:
  %strided.vec = shufflevector <4 x i32> %wide.vec, <4 x i32> undef, <2 x i32> <i32 0, i32 2>
  ret <2 x i32> %strided.vec

; CHECK-LABEL: @test1
; CHECK: vsldoi 2, 2, 2, 12
; CHECK: blr
}

; Function Attrs: nounwind
define <16 x i8> @test2(<16 x i8> %wide.vec) #0 {
entry:
  %strided.vec = shufflevector <16 x i8> %wide.vec, <16 x i8> undef, <16 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef, i32 8, i32 9, i32 10, i32 11>
  ret <16 x i8> %strided.vec

; CHECK-LABEL: @test2
; CHECK: vsldoi 2, 2, 2, 12
; CHECK: blr
}

attributes #0 = { nounwind "target-cpu"="pwr7" }