xref: /llvm-project/llvm/test/CodeGen/RISCV/stack-guard-tls.ll (revision ca57e8f23ff042c0ae996b040f364ced433b7507)
1*ca57e8f2SKeith Packard; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
2*ca57e8f2SKeith Packard; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \
3*ca57e8f2SKeith Packard; RUN:     | FileCheck %s
4*ca57e8f2SKeith Packard
5*ca57e8f2SKeith Packarddefine void @foo(i64 %t) sspstrong nounwind {
6*ca57e8f2SKeith Packard; CHECK-LABEL: foo:
7*ca57e8f2SKeith Packard; CHECK:       # %bb.0:
8*ca57e8f2SKeith Packard; CHECK-NEXT:    addi sp, sp, -32
9*ca57e8f2SKeith Packard; CHECK-NEXT:    sd ra, 24(sp) # 8-byte Folded Spill
10*ca57e8f2SKeith Packard; CHECK-NEXT:    sd s0, 16(sp) # 8-byte Folded Spill
11*ca57e8f2SKeith Packard; CHECK-NEXT:    addi s0, sp, 32
12*ca57e8f2SKeith Packard; CHECK-NEXT:    ld a1, 500(tp)
13*ca57e8f2SKeith Packard; CHECK-NEXT:    sd a1, -24(s0)
14*ca57e8f2SKeith Packard; CHECK-NEXT:    slli a0, a0, 2
15*ca57e8f2SKeith Packard; CHECK-NEXT:    addi a0, a0, 15
16*ca57e8f2SKeith Packard; CHECK-NEXT:    andi a0, a0, -16
17*ca57e8f2SKeith Packard; CHECK-NEXT:    sub a0, sp, a0
18*ca57e8f2SKeith Packard; CHECK-NEXT:    mv sp, a0
19*ca57e8f2SKeith Packard; CHECK-NEXT:    call baz
20*ca57e8f2SKeith Packard; CHECK-NEXT:    ld a0, 500(tp)
21*ca57e8f2SKeith Packard; CHECK-NEXT:    ld a1, -24(s0)
22*ca57e8f2SKeith Packard; CHECK-NEXT:    bne a0, a1, .LBB0_2
23*ca57e8f2SKeith Packard; CHECK-NEXT:  # %bb.1: # %SP_return
24*ca57e8f2SKeith Packard; CHECK-NEXT:    addi sp, s0, -32
25*ca57e8f2SKeith Packard; CHECK-NEXT:    ld ra, 24(sp) # 8-byte Folded Reload
26*ca57e8f2SKeith Packard; CHECK-NEXT:    ld s0, 16(sp) # 8-byte Folded Reload
27*ca57e8f2SKeith Packard; CHECK-NEXT:    addi sp, sp, 32
28*ca57e8f2SKeith Packard; CHECK-NEXT:    ret
29*ca57e8f2SKeith Packard; CHECK-NEXT:  .LBB0_2: # %CallStackCheckFailBlk
30*ca57e8f2SKeith Packard; CHECK-NEXT:    call __stack_chk_fail
31*ca57e8f2SKeith Packard  %vla = alloca i32, i64 %t, align 4
32*ca57e8f2SKeith Packard  call void @baz(ptr %vla)
33*ca57e8f2SKeith Packard  ret void
34*ca57e8f2SKeith Packard}
35*ca57e8f2SKeith Packard
36*ca57e8f2SKeith Packarddeclare void @baz(ptr)
37*ca57e8f2SKeith Packard
38*ca57e8f2SKeith Packard!llvm.module.flags = !{!1, !2, !3}
39*ca57e8f2SKeith Packard!1 = !{i32 2, !"stack-protector-guard", !"tls"}
40*ca57e8f2SKeith Packard!2 = !{i32 2, !"stack-protector-guard-reg", !"tp"}
41*ca57e8f2SKeith Packard!3 = !{i32 2, !"stack-protector-guard-offset", i32 500}
42