xref: /llvm-project/llvm/test/Transforms/VectorCombine/RISCV/load-widening.ll (revision b0edc1c45284586fdb12edd666f95d99f5f62b43)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
2; RUN: opt < %s -passes=vector-combine -S -mtriple=riscv32 -mattr=+v | FileCheck %s
3; RUN: opt < %s -passes=vector-combine -S -mtriple=riscv64 -mattr=+v | FileCheck %s
4
5define void @fixed_load_scalable_src(ptr %p) {
6; CHECK-LABEL: define void @fixed_load_scalable_src(
7; CHECK-SAME: ptr [[P:%.*]]) #[[ATTR0:[0-9]+]] {
8; CHECK-NEXT:  entry:
9; CHECK-NEXT:    store <vscale x 4 x i16> zeroinitializer, ptr [[P]], align 8
10; CHECK-NEXT:    [[TMP0:%.*]] = load <4 x i16>, ptr [[P]], align 8
11; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i16> [[TMP0]], <4 x i16> zeroinitializer, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
12; CHECK-NEXT:    ret void
13;
14entry:
15  store <vscale x 4 x i16> zeroinitializer, ptr %p
16  %0 = load <4 x i16>, ptr %p
17  %1 = shufflevector <4 x i16> %0, <4 x i16> zeroinitializer, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
18  ret void
19}
20