inline-asm.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
; RUN: llc -mtriple=xtensa < %s \
; RUN: | FileCheck -check-prefix=XTENSA %s

@gi = external global i32

define i32 @constraint_r(i32 %a) {
; XTENSA-LABEL: constraint_r:
; XTENSA:         l32r a8, .LCPI0_0
; XTENSA-NEXT:    l32i a8, a8, 0
; XTENSA-NEXT:    #APP
; XTENSA-NEXT:    add a2, a2, a8
; XTENSA-NEXT:    #NO_APP
; XTENSA-NEXT:    ret
  %1 = load i32, ptr @gi
  %2 = tail call i32 asm "add $0, $1, $2", "=r,r,r"(i32 %a, i32 %1)
  ret i32 %2
}

define i32 @constraint_i(i32 %a) {
; XTENSA-LABEL: constraint_i:
; XTENSA:         #APP
; XTENSA-NEXT:    addi a2, a2, 113
; XTENSA-NEXT:    #NO_APP
; XTENSA-NEXT:    ret
  %1 = load i32, ptr @gi
  %2 = tail call i32 asm "addi $0, $1, $2", "=r,r,i"(i32 %a, i32 113)
  ret i32 %2
}

define i32 @explicit_register_a3(i32 %a) nounwind {
; XTENSA-LABEL: explicit_register_a3:
; XTENSA:         or a3, a2, a2
; XTENSA-NEXT:    #APP
; XTENSA-NEXT:    addi a2, a3, 1
; XTENSA-NEXT:    #NO_APP
; XTENSA-NEXT:    ret
  %1 = tail call i32 asm "addi $0, $1, 1", "=r,{a3}"(i32 %a)
  ret i32 %1
}