| ; RUN: llc < %s -mattr=+simd128 | FileCheck %s |
| |
| ; Regression test for a crash caused by |
| ; WebAssemblyTargetLowering::ReplaceNodeResults not being |
| ; implemented. Since SIMD is enabled, sign_ext_inreg is custom lowered |
| ; but the result is i16, an illegal value. This requires |
| ; ReplaceNodeResults to resolve, but the default implementation is to |
| ; abort. |
| |
| target triple = "wasm32-unknown-emscripten" |
| |
| ; CHECK: i32.load8_s |
| ; CHECK-NEXT: i32.store16 |
| define void @foo() { |
| entry: |
| %0 = load ptr, ptr undef, align 4 |
| %1 = load i32, ptr %0, align 4 |
| %2 = load i32, ptr undef, align 4 |
| %conv67 = trunc i32 %2 to i8 |
| %conv68 = sext i8 %conv67 to i16 |
| store i16 %conv68, ptr null, align 2 |
| ret void |
| } |
