xref: /llvm-project/llvm/test/CodeGen/X86/statepoint-fixup-copy-prop.mir (revision 60442f0d442723a487528bdd8b48b24657a025e8)
1# RUN: llc -o - %s -run-pass fixup-statepoint-caller-saved -verify-machineinstrs | FileCheck %s
2
3--- |
4  target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
5  target triple = "x86_64-pc-linux-gnu"
6
7  declare void @foo(i64)
8
9  define ptr addrspace(1) @test_cp(i64 %a, i64 %b, i64 %c, ptr addrspace(1) %p) gc "statepoint-example" {
10    ret ptr addrspace(1) undef
11  }
12...
13---
14name:            test_cp
15alignment:       16
16tracksRegLiveness: true
17liveins:
18  - { reg: '$rdi', virtual-reg: '' }
19frameInfo:
20body:             |
21  bb.0:
22    liveins: $rax, $rdi, $rbp
23
24    ; CHECK:   renamable $rdi = COPY renamable $rax
25    ; CHECK:   MOV64mr %stack.1, 1, $noreg, 0, $noreg, killed $rax :: (store (s64) into %stack.1)
26    ; CHECK:   renamable $rax = MOV64rm renamable $rdi, 1, $noreg, 16, $noreg
27    ; CHECK:   MOV64mr %stack.0, 1, $noreg, 0, $noreg, killed $rax :: (store (s64) into %stack.0)
28    ; CHECK:   STATEPOINT 0, 0, 0, @foo, 2, 0, 2, 0, 2, 1, 1, 8, %stack.0, 0, 2, 1, 1, 8, %stack.1, 0, 2, 0, 2, 1, 0, 0, csr_64, implicit-def $rsp, implicit-def $ssp :: (load (s64) from %stack.0), (load store (s64) on %stack.1)
29    renamable $rdi = COPY killed renamable $rax
30    renamable $rax = MOV64rm renamable $rdi, 1, $noreg, 16, $noreg
31    renamable $rdi = STATEPOINT 0, 0, 0, @foo, 2, 0, 2, 0, 2, 1, renamable $rax, 2, 1, killed renamable $rdi(tied-def 0), 2, 0, 2, 1, 0, 0, csr_64, implicit-def $rsp, implicit-def $ssp
32    $rax = COPY killed renamable $rdi
33    RET 0, killed $rax
34...
35