xref: /llvm-project/llvm/test/CodeGen/RISCV/calling-conv-vector-on-stack.ll (revision eabaee0c59110d0e11b33a69db54ccda526b35fd)
1ba1c7731SKito Cheng; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2cf40b8a4SKito Cheng; RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs < %s 2>&1 | FileCheck %s
3ba1c7731SKito Cheng
4cf40b8a4SKito Cheng; CHECK-NOT: warning: Invalid size request on a scalable vector
5ba1c7731SKito Cheng
6ba1c7731SKito Chengdefine void @bar() nounwind {
7ba1c7731SKito Cheng; CHECK-LABEL: bar:
8ba1c7731SKito Cheng; CHECK:       # %bb.0: # %entry
9cf40b8a4SKito Cheng; CHECK-NEXT:    addi sp, sp, -96
10cf40b8a4SKito Cheng; CHECK-NEXT:    sd ra, 88(sp) # 8-byte Folded Spill
11cf40b8a4SKito Cheng; CHECK-NEXT:    sd s0, 80(sp) # 8-byte Folded Spill
12cf40b8a4SKito Cheng; CHECK-NEXT:    sd s1, 72(sp) # 8-byte Folded Spill
13cf40b8a4SKito Cheng; CHECK-NEXT:    addi s0, sp, 96
14cf40b8a4SKito Cheng; CHECK-NEXT:    csrr a0, vlenb
15cf40b8a4SKito Cheng; CHECK-NEXT:    slli a0, a0, 3
16cf40b8a4SKito Cheng; CHECK-NEXT:    sub sp, sp, a0
17cf40b8a4SKito Cheng; CHECK-NEXT:    andi sp, sp, -64
18cf40b8a4SKito Cheng; CHECK-NEXT:    mv s1, sp
19ba1c7731SKito Cheng; CHECK-NEXT:    addi sp, sp, -16
20a63bd7e9SPhilip Reames; CHECK-NEXT:    vsetvli a0, zero, e32, m8, ta, ma
2192b5a340SPhilip Reames; CHECK-NEXT:    vmv.v.i v8, 0
22a63bd7e9SPhilip Reames; CHECK-NEXT:    addi a0, s1, 64
2392b5a340SPhilip Reames; CHECK-NEXT:    vs8r.v v8, (a0)
24a63bd7e9SPhilip Reames; CHECK-NEXT:    sd a0, 0(sp)
25ba1c7731SKito Cheng; CHECK-NEXT:    li a0, 0
26ba1c7731SKito Cheng; CHECK-NEXT:    li a1, 0
27ba1c7731SKito Cheng; CHECK-NEXT:    li a2, 0
28ba1c7731SKito Cheng; CHECK-NEXT:    li a3, 0
29ba1c7731SKito Cheng; CHECK-NEXT:    li a4, 0
30ba1c7731SKito Cheng; CHECK-NEXT:    li a5, 0
31ba1c7731SKito Cheng; CHECK-NEXT:    li a6, 0
32ba1c7731SKito Cheng; CHECK-NEXT:    li a7, 0
33ba1c7731SKito Cheng; CHECK-NEXT:    vmv.v.i v16, 0
34*eabaee0cSFangrui Song; CHECK-NEXT:    call foo
35ba1c7731SKito Cheng; CHECK-NEXT:    addi sp, sp, 16
36cf40b8a4SKito Cheng; CHECK-NEXT:    addi sp, s0, -96
37cf40b8a4SKito Cheng; CHECK-NEXT:    ld ra, 88(sp) # 8-byte Folded Reload
38cf40b8a4SKito Cheng; CHECK-NEXT:    ld s0, 80(sp) # 8-byte Folded Reload
39cf40b8a4SKito Cheng; CHECK-NEXT:    ld s1, 72(sp) # 8-byte Folded Reload
40cf40b8a4SKito Cheng; CHECK-NEXT:    addi sp, sp, 96
41ba1c7731SKito Cheng; CHECK-NEXT:    ret
42ba1c7731SKito Chengentry:
43ba1c7731SKito Cheng  tail call void @foo(i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, <vscale x 16 x float> zeroinitializer, <vscale x 16 x float> zeroinitializer, <vscale x 16 x float> zeroinitializer)
44ba1c7731SKito Cheng  ret void
45ba1c7731SKito Cheng}
46ba1c7731SKito Cheng
47ba1c7731SKito Chengdeclare void @foo(i32, i32, i32, i32, i32, i32, i32, i32, <vscale x 16 x float>, <vscale x 16 x float>, <vscale x 16 x float>) nounwind
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