xref: /llvm-project/llvm/test/CodeGen/WebAssembly/pr47375.ll (revision 73856247eef35f5336e485dc009842a5b991c421)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s | FileCheck %s
3
4target triple = "wasm32-unknown-unknown"
5
6; Regression test for pr47375, in which an assertion was triggering
7; because WebAssemblyTargetLowering::isVectorLoadExtDesirable was
8; improperly assuming the use of simple value types.
9
10define void @sext_vec() {
11; CHECK-LABEL: sext_vec:
12; CHECK:         .functype sext_vec () -> ()
13; CHECK-NEXT:    .local i32
14; CHECK-NEXT:  # %bb.0:
15; CHECK-NEXT:    local.get 0
16; CHECK-NEXT:    i32.load8_u 0
17; CHECK-NEXT:    local.set 0
18; CHECK-NEXT:    local.get 0
19; CHECK-NEXT:    i32.const 0
20; CHECK-NEXT:    i32.store8 0
21; CHECK-NEXT:    local.get 0
22; CHECK-NEXT:    local.get 0
23; CHECK-NEXT:    local.get 0
24; CHECK-NEXT:    i32.const 7
25; CHECK-NEXT:    i32.shl
26; CHECK-NEXT:    i32.or
27; CHECK-NEXT:    i32.const 7175
28; CHECK-NEXT:    i32.and
29; CHECK-NEXT:    i32.store16 0
30; CHECK-NEXT:    # fallthrough-return
31  %L1 = load <2 x i3>, ptr undef, align 2
32  %zext = zext <2 x i3> %L1 to <2 x i10>
33  store <2 x i10> %zext, ptr undef, align 4
34  ret void
35}
36