llvm-project/llvm/test/CodeGen/AMDGPU/exceed-max-sgprs.ll

; RUN: not llc -march=amdgcn -verify-machineinstrs < %s 2>&1 | FileCheck -check-prefix=ERROR %s

; ERROR: error: scalar registers limit of 104 exceeded (106) in use_too_many_sgprs_tahiti
define amdgpu_kernel void @use_too_many_sgprs_tahiti() #0 {
  call void asm sideeffect "", "~{s[0:7]}" ()
  call void asm sideeffect "", "~{s[8:15]}" ()
  call void asm sideeffect "", "~{s[16:23]}" ()
  call void asm sideeffect "", "~{s[24:31]}" ()
  call void asm sideeffect "", "~{s[32:39]}" ()
  call void asm sideeffect "", "~{s[40:47]}" ()
  call void asm sideeffect "", "~{s[48:55]}" ()
  call void asm sideeffect "", "~{s[56:63]}" ()
  call void asm sideeffect "", "~{s[64:71]}" ()
  call void asm sideeffect "", "~{s[72:79]}" ()
  call void asm sideeffect "", "~{s[80:87]}" ()
  call void asm sideeffect "", "~{s[88:95]}" ()
  call void asm sideeffect "", "~{s[96:103]}" ()
  call void asm sideeffect "", "~{vcc}" ()
  ret void
}

; ERROR: error: scalar registers limit of 104 exceeded (106) in use_too_many_sgprs_bonaire
define amdgpu_kernel void @use_too_many_sgprs_bonaire() #1 {
  call void asm sideeffect "", "~{s[0:7]}" ()
  call void asm sideeffect "", "~{s[8:15]}" ()
  call void asm sideeffect "", "~{s[16:23]}" ()
  call void asm sideeffect "", "~{s[24:31]}" ()
  call void asm sideeffect "", "~{s[32:39]}" ()
  call void asm sideeffect "", "~{s[40:47]}" ()
  call void asm sideeffect "", "~{s[48:55]}" ()
  call void asm sideeffect "", "~{s[56:63]}" ()
  call void asm sideeffect "", "~{s[64:71]}" ()
  call void asm sideeffect "", "~{s[72:79]}" ()
  call void asm sideeffect "", "~{s[80:87]}" ()
  call void asm sideeffect "", "~{s[88:95]}" ()
  call void asm sideeffect "", "~{s[96:103]}" ()
  call void asm sideeffect "", "~{vcc}" ()
  ret void
}

; ERROR: error: scalar registers limit of 104 exceeded (108) in use_too_many_sgprs_bonaire_flat_scr
define amdgpu_kernel void @use_too_many_sgprs_bonaire_flat_scr() #1 {
  call void asm sideeffect "", "~{s[0:7]}" ()
  call void asm sideeffect "", "~{s[8:15]}" ()
  call void asm sideeffect "", "~{s[16:23]}" ()
  call void asm sideeffect "", "~{s[24:31]}" ()
  call void asm sideeffect "", "~{s[32:39]}" ()
  call void asm sideeffect "", "~{s[40:47]}" ()
  call void asm sideeffect "", "~{s[48:55]}" ()
  call void asm sideeffect "", "~{s[56:63]}" ()
  call void asm sideeffect "", "~{s[64:71]}" ()
  call void asm sideeffect "", "~{s[72:79]}" ()
  call void asm sideeffect "", "~{s[80:87]}" ()
  call void asm sideeffect "", "~{s[88:95]}" ()
  call void asm sideeffect "", "~{s[96:103]}" ()
  call void asm sideeffect "", "~{vcc}" ()
  call void asm sideeffect "", "~{flat_scratch}" ()
  ret void
}

; ERROR: error: scalar registers limit of 96 exceeded (98) in use_too_many_sgprs_iceland
define amdgpu_kernel void @use_too_many_sgprs_iceland() #2 {
  call void asm sideeffect "", "~{vcc}" ()
  call void asm sideeffect "", "~{s[0:7]}" ()
  call void asm sideeffect "", "~{s[8:15]}" ()
  call void asm sideeffect "", "~{s[16:23]}" ()
  call void asm sideeffect "", "~{s[24:31]}" ()
  call void asm sideeffect "", "~{s[32:39]}" ()
  call void asm sideeffect "", "~{s[40:47]}" ()
  call void asm sideeffect "", "~{s[48:55]}" ()
  call void asm sideeffect "", "~{s[56:63]}" ()
  call void asm sideeffect "", "~{s[64:71]}" ()
  call void asm sideeffect "", "~{s[72:79]}" ()
  call void asm sideeffect "", "~{s[80:87]}" ()
  call void asm sideeffect "", "~{s[88:95]}" ()
  ret void
}

; ERROR: error: addressable scalar registers limit of 102 exceeded (103) in use_too_many_sgprs_fiji
define amdgpu_kernel void @use_too_many_sgprs_fiji() #3 {
  call void asm sideeffect "", "~{s[0:7]}" ()
  call void asm sideeffect "", "~{s[8:15]}" ()
  call void asm sideeffect "", "~{s[16:23]}" ()
  call void asm sideeffect "", "~{s[24:31]}" ()
  call void asm sideeffect "", "~{s[32:39]}" ()
  call void asm sideeffect "", "~{s[40:47]}" ()
  call void asm sideeffect "", "~{s[48:55]}" ()
  call void asm sideeffect "", "~{s[56:63]}" ()
  call void asm sideeffect "", "~{s[64:71]}" ()
  call void asm sideeffect "", "~{s[72:79]}" ()
  call void asm sideeffect "", "~{s[80:87]}" ()
  call void asm sideeffect "", "~{s[88:95]}" ()
  call void asm sideeffect "", "~{s[96:99]}" ()
  call void asm sideeffect "", "~{s[100:101]}" ()
  call void asm sideeffect "", "~{s102}" ()
  ret void
}

attributes #0 = { nounwind "target-cpu"="tahiti" }
attributes #1 = { nounwind "target-cpu"="bonaire" }
attributes #2 = { nounwind "target-cpu"="iceland" }
attributes #3 = { nounwind "target-cpu"="fiji" }