xref: /llvm-project/llvm/test/CodeGen/Xtensa/inline-asm.ll (revision dc2d0d5e1a4e7a7524f68aa9739acf22bee13b9e)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
2; RUN: llc -mtriple=xtensa < %s \
3; RUN: | FileCheck -check-prefix=XTENSA %s
4
5@gi = external global i32
6
7define i32 @constraint_r(i32 %a) {
8; XTENSA-LABEL: constraint_r:
9; XTENSA:         l32r a8, .LCPI0_0
10; XTENSA-NEXT:    l32i a8, a8, 0
11; XTENSA-NEXT:    #APP
12; XTENSA-NEXT:    add a2, a2, a8
13; XTENSA-NEXT:    #NO_APP
14; XTENSA-NEXT:    ret
15  %1 = load i32, ptr @gi
16  %2 = tail call i32 asm "add $0, $1, $2", "=r,r,r"(i32 %a, i32 %1)
17  ret i32 %2
18}
19
20define i32 @constraint_i(i32 %a) {
21; XTENSA-LABEL: constraint_i:
22; XTENSA:         #APP
23; XTENSA-NEXT:    addi a2, a2, 113
24; XTENSA-NEXT:    #NO_APP
25; XTENSA-NEXT:    ret
26  %1 = load i32, ptr @gi
27  %2 = tail call i32 asm "addi $0, $1, $2", "=r,r,i"(i32 %a, i32 113)
28  ret i32 %2
29}
30
31define i32 @explicit_register_a3(i32 %a) nounwind {
32; XTENSA-LABEL: explicit_register_a3:
33; XTENSA:         or a3, a2, a2
34; XTENSA-NEXT:    #APP
35; XTENSA-NEXT:    addi a2, a3, 1
36; XTENSA-NEXT:    #NO_APP
37; XTENSA-NEXT:    ret
38  %1 = tail call i32 asm "addi $0, $1, 1", "=r,{a3}"(i32 %a)
39  ret i32 %1
40}
41