| ; RUN: llc -mtriple aarch64-none-linux-gnu -verify-machineinstrs -stop-after=prologepilog < %s | FileCheck %s |
| |
| ; Check that STATEPOINT instruction prefer to use sp in presense of fp. |
| target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "aarch64-unknown-linux-gnu" |
| |
| declare void @consume(i32 addrspace(1)* %obj) |
| |
| define i1 @test(i32 addrspace(1)* %a) "frame-pointer"="all" gc "statepoint-example" { |
| entry: |
| %safepoint_token = tail call token (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live" (i32 addrspace(1)* %a)] |
| ; CHECK: STATEPOINT 0, 0, 0, @return_i1, 2, 0, 2, 0, 2, 0, 2, 1, 1, 8, $sp, 24, 2, 0, 2, 1, 0, 0 |
| %call1 = call i32 addrspace(1)* @llvm.experimental.gc.relocate.p1i32(token %safepoint_token, i32 0, i32 0) |
| %call2 = call zeroext i1 @llvm.experimental.gc.result.i1(token %safepoint_token) |
| call void @consume(i32 addrspace(1)* %call1) |
| ret i1 %call2 |
| } |
| |
| |
| declare i1 @return_i1() |
| declare token @llvm.experimental.gc.statepoint.p0f_i1f(i64, i32, i1 ()*, i32, i32, ...) |
| declare i32 addrspace(1)* @llvm.experimental.gc.relocate.p1i32(token, i32, i32) |
| declare i1 @llvm.experimental.gc.result.i1(token) |