1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc -mtriple=riscv32 < %s | FileCheck -check-prefix=RV32 %s
3 ; RUN: llc -mtriple=riscv64 < %s | FileCheck -check-prefix=RV64 %s
5 define void @foo(i32 signext %size) {
7 ; RV32: # %bb.0: # %entry
8 ; RV32-NEXT: addi sp, sp, -16
9 ; RV32-NEXT: .cfi_def_cfa_offset 16
10 ; RV32-NEXT: sw ra, 12(sp)
11 ; RV32-NEXT: sw s0, 8(sp)
12 ; RV32-NEXT: .cfi_offset ra, -4
13 ; RV32-NEXT: .cfi_offset s0, -8
14 ; RV32-NEXT: addi s0, sp, 16
15 ; RV32-NEXT: .cfi_def_cfa s0, 0
16 ; RV32-NEXT: addi a0, a0, 15
17 ; RV32-NEXT: andi a0, a0, -16
18 ; RV32-NEXT: sub a0, sp, a0
19 ; RV32-NEXT: mv sp, a0
21 ; RV32-NEXT: addi sp, s0, -16
22 ; RV32-NEXT: lw s0, 8(sp)
23 ; RV32-NEXT: .cfi_def_cfa sp, 16
24 ; RV32-NEXT: lw ra, 12(sp)
25 ; RV32-NEXT: .cfi_restore ra
26 ; RV32-NEXT: .cfi_restore s0
27 ; RV32-NEXT: addi sp, sp, 16
28 ; RV32-NEXT: .cfi_def_cfa_offset 0
32 ; RV64: # %bb.0: # %entry
33 ; RV64-NEXT: addi sp, sp, -16
34 ; RV64-NEXT: .cfi_def_cfa_offset 16
35 ; RV64-NEXT: sd ra, 8(sp)
36 ; RV64-NEXT: sd s0, 0(sp)
37 ; RV64-NEXT: .cfi_offset ra, -8
38 ; RV64-NEXT: .cfi_offset s0, -16
39 ; RV64-NEXT: addi s0, sp, 16
40 ; RV64-NEXT: .cfi_def_cfa s0, 0
41 ; RV64-NEXT: addi a1, zero, 1
42 ; RV64-NEXT: slli a1, a1, 33
43 ; RV64-NEXT: addi a1, a1, -16
44 ; RV64-NEXT: slli a0, a0, 32
45 ; RV64-NEXT: srli a0, a0, 32
46 ; RV64-NEXT: addi a0, a0, 15
47 ; RV64-NEXT: and a0, a0, a1
48 ; RV64-NEXT: sub a0, sp, a0
49 ; RV64-NEXT: mv sp, a0
51 ; RV64-NEXT: addi sp, s0, -16
52 ; RV64-NEXT: ld s0, 0(sp)
53 ; RV64-NEXT: .cfi_def_cfa sp, 16
54 ; RV64-NEXT: ld ra, 8(sp)
55 ; RV64-NEXT: .cfi_restore ra
56 ; RV64-NEXT: .cfi_restore s0
57 ; RV64-NEXT: addi sp, sp, 16
58 ; RV64-NEXT: .cfi_def_cfa_offset 0
61 %0 = alloca i8, i32 %size, align 16
62 call void @bar(i8* nonnull %0) #2
66 declare void @bar(i8*)