llvm/test/Transforms/LowerIFunc/ifunc-program-addrspace.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals all --include-generated-funcs --version 6
; RUN: opt -S -passes=lower-ifunc < %s | FileCheck %s

target datalayout = "P1"

; Currently don't support expanding these uses.
@ifunc_used_in_constantinit_as1 = ifunc i32 (double), ptr addrspace(1) @resolver1_in_1
@constant_init_user_addrspace1 = global ptr addrspace(1) @ifunc_used_in_constantinit_as1

@ifunc_used_in_constantinit_as1_cast = ifunc i32 (double), ptr @resolver1_in_0
@constant_init_user_addrspace1_cast = global ptr addrspace(1) addrspacecast (ptr @ifunc_used_in_constantinit_as1_cast to ptr addrspace(1))

@ifunc_used_in_constantinit_as0_cast = ifunc i32 (double), ptr addrspace(1) @resolver0_in_1
@constant_init_user_addrspace0_cast = global ptr addrspacecast (ptr addrspace(1) @ifunc_used_in_constantinit_as0_cast to ptr)


@ifunc_as1_resolver_in_0 = ifunc void (), ptr @resolver1_in_0
@ifunc_as1_resolver_in_1 = ifunc void (), ptr addrspace(1) @resolver1_in_1
@ifunc_as1_resolver_casted_in_1 = ifunc void (), ptr addrspace(1) addrspacecast (ptr @resolver1_in_0 to ptr addrspace(1))

define ptr addrspace(1) @resolver1_in_0() addrspace(0) {
  ret ptr addrspace(1) inttoptr (i64 123 to ptr addrspace(1))
}

define ptr addrspace(1) @resolver1_in_1() addrspace(1) {
  ret ptr addrspace(1) inttoptr (i64 456 to ptr addrspace(1))
}

define ptr addrspace(0) @resolver0_in_1() addrspace(1) {
  ret ptr addrspace(0) inttoptr (i64 789 to ptr addrspace(0))
}

define void @call_ifuncs() addrspace(0) {
  call addrspace(0) void @ifunc_as1_resolver_in_0()
  call addrspace(1) void @ifunc_as1_resolver_in_1()
  call addrspace(1) void @ifunc_as1_resolver_casted_in_1()
  ret void
}

define void @load_ifuncs() addrspace(0) {
  %load0 = load volatile ptr addrspace(1), ptr @constant_init_user_addrspace1
  %load1 = load volatile ptr addrspace(1), ptr @constant_init_user_addrspace1_cast
  %load2 = load volatile ptr, ptr @constant_init_user_addrspace0_cast
  ret void
}
;.
; CHECK: @constant_init_user_addrspace1 = global ptr addrspace(1) @ifunc_used_in_constantinit_as1
; CHECK: @constant_init_user_addrspace1_cast = global ptr addrspace(1) addrspacecast (ptr @ifunc_used_in_constantinit_as1_cast to ptr addrspace(1))
; CHECK: @constant_init_user_addrspace0_cast = global ptr addrspacecast (ptr addrspace(1) @ifunc_used_in_constantinit_as0_cast to ptr)
; CHECK: @[[GLOB0:[0-9]+]] = internal global [6 x ptr addrspace(1)] poison, align 8
; CHECK: @llvm.global_ctors = appending global [1 x { i32, ptr addrspace(1), ptr }] [{ i32, ptr addrspace(1), ptr } { i32 10, ptr addrspace(1) @[[GLOB1:[0-9]+]], ptr null }]
; CHECK: @ifunc_used_in_constantinit_as1 = ifunc i32 (double), ptr addrspace(1) @resolver1_in_1
; CHECK: @ifunc_used_in_constantinit_as1_cast = ifunc i32 (double), ptr @resolver1_in_0
; CHECK: @ifunc_used_in_constantinit_as0_cast = ifunc i32 (double), ptr addrspace(1) @resolver0_in_1
;.
; CHECK-LABEL: define ptr addrspace(1) @resolver1_in_0() addrspace(0) {
; CHECK-NEXT:    ret ptr addrspace(1) inttoptr (i64 123 to ptr addrspace(1))
;
;
; CHECK-LABEL: define ptr addrspace(1) @resolver1_in_1() addrspace(1) {
; CHECK-NEXT:    ret ptr addrspace(1) inttoptr (i64 456 to ptr addrspace(1))
;
;
; CHECK-LABEL: define ptr @resolver0_in_1() addrspace(1) {
; CHECK-NEXT:    ret ptr inttoptr (i64 789 to ptr)
;
;
; CHECK-LABEL: define void @call_ifuncs() addrspace(0) {
; CHECK-NEXT:    [[TMP1:%.*]] = load ptr addrspace(1), ptr getelementptr inbounds (i8, ptr @[[GLOB0]], i64 24), align 8
; CHECK-NEXT:    [[TMP2:%.*]] = addrspacecast ptr addrspace(1) [[TMP1]] to ptr
; CHECK-NEXT:    call addrspace(0) void [[TMP2]]()
; CHECK-NEXT:    [[TMP3:%.*]] = load ptr addrspace(1), ptr getelementptr inbounds (i8, ptr @[[GLOB0]], i64 32), align 8
; CHECK-NEXT:    call addrspace(1) void [[TMP3]]()
; CHECK-NEXT:    [[TMP4:%.*]] = load ptr addrspace(1), ptr getelementptr inbounds (i8, ptr @[[GLOB0]], i64 40), align 8
; CHECK-NEXT:    call addrspace(1) void [[TMP4]]()
; CHECK-NEXT:    ret void
;
;
; CHECK-LABEL: define void @load_ifuncs() addrspace(0) {
; CHECK-NEXT:    [[LOAD0:%.*]] = load volatile ptr addrspace(1), ptr @constant_init_user_addrspace1, align 8
; CHECK-NEXT:    [[LOAD1:%.*]] = load volatile ptr addrspace(1), ptr @constant_init_user_addrspace1_cast, align 8
; CHECK-NEXT:    [[LOAD2:%.*]] = load volatile ptr, ptr @constant_init_user_addrspace0_cast, align 8
; CHECK-NEXT:    ret void
;
;
; CHECK-LABEL: define internal void @1() addrspace(1) {
; CHECK-NEXT:    [[TMP1:%.*]] = call addrspace(1) ptr addrspace(1) @resolver1_in_1()
; CHECK-NEXT:    store ptr addrspace(1) [[TMP1]], ptr @[[GLOB0]], align 8
; CHECK-NEXT:    [[TMP2:%.*]] = call addrspace(0) ptr addrspace(1) @resolver1_in_0()
; CHECK-NEXT:    store ptr addrspace(1) [[TMP2]], ptr getelementptr inbounds (i8, ptr @[[GLOB0]], i64 8), align 8
; CHECK-NEXT:    [[TMP3:%.*]] = call addrspace(1) ptr @resolver0_in_1()
; CHECK-NEXT:    [[TMP4:%.*]] = addrspacecast ptr [[TMP3]] to ptr addrspace(1)
; CHECK-NEXT:    store ptr addrspace(1) [[TMP4]], ptr getelementptr inbounds (i8, ptr @[[GLOB0]], i64 16), align 8
; CHECK-NEXT:    [[TMP5:%.*]] = call addrspace(0) ptr addrspace(1) @resolver1_in_0()
; CHECK-NEXT:    store ptr addrspace(1) [[TMP5]], ptr getelementptr inbounds (i8, ptr @[[GLOB0]], i64 24), align 8
; CHECK-NEXT:    [[TMP6:%.*]] = call addrspace(1) ptr addrspace(1) @resolver1_in_1()
; CHECK-NEXT:    store ptr addrspace(1) [[TMP6]], ptr getelementptr inbounds (i8, ptr @[[GLOB0]], i64 32), align 8
; CHECK-NEXT:    [[TMP7:%.*]] = call addrspace(0) ptr addrspace(1) @resolver1_in_0()
; CHECK-NEXT:    store ptr addrspace(1) [[TMP7]], ptr getelementptr inbounds (i8, ptr @[[GLOB0]], i64 40), align 8
; CHECK-NEXT:    ret void
;