| ; RUN: llc -mtriple=arm64_32-apple-ios -O0 -fast-isel %s -o - | FileCheck %s |
| @var = global i8* null |
| |
| define void @test_store_release_ptr() { |
| ; CHECK-LABEL: test_store_release_ptr |
| ; CHECK: mov [[ZERO:w[0-9]+]], wzr |
| ; CHECK: stlr [[ZERO]] |
| store atomic i8* null, i8** @var release, align 4 |
| br label %next |
| |
| next: |
| ret void |
| } |
| |
| declare [2 x i32] @callee() |
| |
| define void @test_struct_return(i32* %addr) { |
| ; CHECK-LABEL: test_struct_return: |
| ; CHECK: bl _callee |
| ; CHECK: x[[COPYX0:[0-9]+]], x0 |
| ; CHECK-DAG: lsr [[HI:x[0-9]+]], x[[COPYX0]], #32 |
| ; CHECK-DAG: str w[[COPYX0]] |
| %res = call [2 x i32] @callee() |
| %res.0 = extractvalue [2 x i32] %res, 0 |
| store i32 %res.0, i32* %addr |
| %res.1 = extractvalue [2 x i32] %res, 1 |
| store i32 %res.1, i32* %addr |
| ret void |
| } |
| |
| define i8* @test_ret_ptr(i64 %in) { |
| ; CHECK-LABEL: test_ret_ptr: |
| ; CHECK: add [[TMP:x[0-9]]], x0, #1 |
| ; CHECK: and x0, [[TMP]], #0xffffffff |
| |
| %sum = add i64 %in, 1 |
| %res = inttoptr i64 %sum to i8* |
| ret i8* %res |
| } |
| |
| ; Handled by SDAG because the struct confuses FastISel, which is fine. |
| define {i8*} @test_ret_ptr_struct(i64 %in) { |
| ; CHECK-LABEL: test_ret_ptr_struct: |
| ; CHECK: add {{w[0-9]+}}, {{w[0-9]+}}, #1 |
| |
| %sum = add i64 %in, 1 |
| %res.ptr = inttoptr i64 %sum to i8* |
| %res = insertvalue {i8*} undef, i8* %res.ptr, 0 |
| ret {i8*} %res |
| } |