xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/widen_conversions.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mcpu=x86-64 -x86-experimental-vector-widening-legalization | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
4*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-unknown-unknown"
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Workerdefine <4 x i32> @zext_v4i8_to_v4i32(<4 x i8>* %ptr) {
7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: zext_v4i8_to_v4i32:
8*9880d681SAndroid Build Coastguard Worker;
9*9880d681SAndroid Build Coastguard Worker; CHECK:      movd (%{{.*}}), %[[X:xmm[0-9]+]]
10*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: pxor %[[Z:xmm[0-9]+]], %[[Z]]
11*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: punpcklbw %[[Z]], %[[X]]
12*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: punpcklwd %[[Z]], %[[X]]
13*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ret
14*9880d681SAndroid Build Coastguard Worker
15*9880d681SAndroid Build Coastguard Worker  %val = load <4 x i8>, <4 x i8>* %ptr
16*9880d681SAndroid Build Coastguard Worker  %ext = zext <4 x i8> %val to <4 x i32>
17*9880d681SAndroid Build Coastguard Worker  ret <4 x i32> %ext
18*9880d681SAndroid Build Coastguard Worker}
19