1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \
3; RUN:   | FileCheck -check-prefix=RV32I %s
4
5@gi = external global i32
6
7define i32 @constraint_r(i32 %a) {
8; RV32I-LABEL: constraint_r:
9; RV32I:       # %bb.0:
10; RV32I-NEXT:    lui a1, %hi(gi)
11; RV32I-NEXT:    addi a1, a1, %lo(gi)
12; RV32I-NEXT:    lw a1, 0(a1)
13; RV32I-NEXT:    #APP
14; RV32I-NEXT:    add a0, a0, a1
15; RV32I-NEXT:    #NO_APP
16; RV32I-NEXT:    ret
17  %1 = load i32, i32* @gi
18  %2 = tail call i32 asm "add $0, $1, $2", "=r,r,r"(i32 %a, i32 %1)
19  ret i32 %2
20}
21
22define i32 @constraint_i(i32 %a) {
23; RV32I-LABEL: constraint_i:
24; RV32I:       # %bb.0:
25; RV32I-NEXT:    #APP
26; RV32I-NEXT:    addi a0, a0, 113
27; RV32I-NEXT:    #NO_APP
28; RV32I-NEXT:    ret
29  %1 = load i32, i32* @gi
30  %2 = tail call i32 asm "addi $0, $1, $2", "=r,r,i"(i32 %a, i32 113)
31  ret i32 %2
32}
33
34define void @constraint_m(i32* %a) {
35; RV32I-LABEL: constraint_m:
36; RV32I:       # %bb.0:
37; RV32I-NEXT:    #APP
38; RV32I-NEXT:    #NO_APP
39; RV32I-NEXT:    ret
40  call void asm sideeffect "", "=*m"(i32* %a)
41  ret void
42}
43
44define i32 @constraint_m2(i32* %a) {
45; RV32I-LABEL: constraint_m2:
46; RV32I:       # %bb.0:
47; RV32I-NEXT:    #APP
48; RV32I-NEXT:    lw a0, 0(a0)
49; RV32I-NEXT:    #NO_APP
50; RV32I-NEXT:    ret
51  %1 = tail call i32 asm "lw $0, $1", "=r,*m"(i32* %a) nounwind
52  ret i32 %1
53}
54
55; TODO: expend tests for more complex constraints, out of range immediates etc
56