test/CodeGen/RISCV/stack-reorder.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \
; RUN:    | FileCheck -check-prefix=NO-REORDER %s
; RUN: llc -mtriple=riscv64 -mattr=+prefer-ascending-load-store \
; RUN:    -verify-machineinstrs < %s | FileCheck -check-prefix=REORDER %s
; RUN: llc -mtriple=riscv64 -mcpu=spacemit-x60 -verify-machineinstrs < %s \
; RUN:    | FileCheck -check-prefix=REORDER %s
; RUN: llc -mtriple=riscv64 -mcpu=spacemit-a100 -verify-machineinstrs < %s \
; RUN:    | FileCheck -check-prefix=REORDER %s

declare void @callee(ptr)

define void @test_stack_sort() {
; NO-REORDER-LABEL: test_stack_sort:
; NO-REORDER:       # %bb.0:
; NO-REORDER-NEXT:    addi sp, sp, -32
; NO-REORDER-NEXT:    .cfi_def_cfa_offset 32
; NO-REORDER-NEXT:    sd ra, 24(sp) # 8-byte Folded Spill
; NO-REORDER-NEXT:    sd s0, 16(sp) # 8-byte Folded Spill
; NO-REORDER-NEXT:    .cfi_offset ra, -8
; NO-REORDER-NEXT:    .cfi_offset s0, -16
; NO-REORDER-NEXT:    addi s0, sp, 32
; NO-REORDER-NEXT:    .cfi_def_cfa s0, 0
; NO-REORDER-NEXT:    andi sp, sp, -32
; NO-REORDER-NEXT:    mv a0, sp
; NO-REORDER-NEXT:    call callee
; NO-REORDER-NEXT:    addi sp, s0, -32
; NO-REORDER-NEXT:    .cfi_def_cfa sp, 32
; NO-REORDER-NEXT:    ld ra, 24(sp) # 8-byte Folded Reload
; NO-REORDER-NEXT:    ld s0, 16(sp) # 8-byte Folded Reload
; NO-REORDER-NEXT:    .cfi_restore ra
; NO-REORDER-NEXT:    .cfi_restore s0
; NO-REORDER-NEXT:    addi sp, sp, 32
; NO-REORDER-NEXT:    .cfi_def_cfa_offset 0
; NO-REORDER-NEXT:    ret
;
; REORDER-LABEL: test_stack_sort:
; REORDER:       # %bb.0:
; REORDER-NEXT:    addi sp, sp, -32
; REORDER-NEXT:    .cfi_def_cfa_offset 32
; REORDER-NEXT:    sd s0, 16(sp) # 8-byte Folded Spill
; REORDER-NEXT:    sd ra, 24(sp) # 8-byte Folded Spill
; REORDER-NEXT:    .cfi_offset s0, -16
; REORDER-NEXT:    .cfi_offset ra, -8
; REORDER-NEXT:    addi s0, sp, 32
; REORDER-NEXT:    .cfi_def_cfa s0, 0
; REORDER-NEXT:    andi sp, sp, -32
; REORDER-NEXT:    mv a0, sp
; REORDER-NEXT:    call callee
; REORDER-NEXT:    addi sp, s0, -32
; REORDER-NEXT:    .cfi_def_cfa sp, 32
; REORDER-NEXT:    ld s0, 16(sp) # 8-byte Folded Reload
; REORDER-NEXT:    ld ra, 24(sp) # 8-byte Folded Reload
; REORDER-NEXT:    .cfi_restore s0
; REORDER-NEXT:    .cfi_restore ra
; REORDER-NEXT:    addi sp, sp, 32
; REORDER-NEXT:    .cfi_def_cfa_offset 0
; REORDER-NEXT:    ret
  %1 = alloca i8, align 32
  call void @callee(ptr %1)
  ret void
}