Mercurial > hg > CbC > CbC_llvm
view test/Transforms/InstCombine/vec_extract_elt.ll @ 147:c2174574ed3a
LLVM 10
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
---|---|
date | Wed, 14 Aug 2019 16:55:33 +0900 |
parents | 95c75e76d11b |
children |
line wrap: on
line source
; RUN: opt < %s -instcombine -S | FileCheck %s ; CHECK-NOT: extractelement define i32 @test(float %f) { %tmp7 = insertelement <4 x float> undef, float %f, i32 0 ; <<4 x float>> [#uses=1] %tmp17 = bitcast <4 x float> %tmp7 to <4 x i32> ; <<4 x i32>> [#uses=1] %tmp19 = extractelement <4 x i32> %tmp17, i32 0 ; <i32> [#uses=1] ret i32 %tmp19 } define i64 @test2(i64 %in) { %vec = insertelement <8 x i64> undef, i64 %in, i32 0 %splat = shufflevector <8 x i64> %vec, <8 x i64> undef, <8 x i32> zeroinitializer %add = add <8 x i64> %splat, <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7> %scl1 = extractelement <8 x i64> %add, i32 0 %scl2 = extractelement <8 x i64> %add, i32 0 %r = add i64 %scl1, %scl2 ret i64 %r }