llvm/llvm/test/Transforms/Attributor/ArgumentPromotion/tail.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal  -attributor-annotate-decl-cs  -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal  -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC
; PR14710

target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"

%pair = type { i32, i32 }

declare ptr @foo(ptr)

define internal void @bar(ptr byval(%pair) %Data) {
; TUNIT: Function Attrs: memory(readwrite, argmem: none)
; TUNIT-LABEL: define {{[^@]+}}@bar
; TUNIT-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]]) #[[ATTR0:[0-9]+]] {
; TUNIT-NEXT:    [[DATA_PRIV:%.*]] = alloca [[PAIR:%.*]], align 8
; TUNIT-NEXT:    store i32 [[TMP0]], ptr [[DATA_PRIV]], align 4
; TUNIT-NEXT:    [[DATA_PRIV_B4:%.*]] = getelementptr i8, ptr [[DATA_PRIV]], i64 4
; TUNIT-NEXT:    store i32 [[TMP1]], ptr [[DATA_PRIV_B4]], align 4
; TUNIT-NEXT:    [[TMP3:%.*]] = call ptr @foo(ptr nonnull dereferenceable(8) [[DATA_PRIV]])
; TUNIT-NEXT:    ret void
;
; CGSCC: Function Attrs: memory(readwrite, argmem: none)
; CGSCC-LABEL: define {{[^@]+}}@bar
; CGSCC-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]]) #[[ATTR0:[0-9]+]] {
; CGSCC-NEXT:    [[DATA_PRIV:%.*]] = alloca [[PAIR:%.*]], align 8
; CGSCC-NEXT:    store i32 [[TMP0]], ptr [[DATA_PRIV]], align 4
; CGSCC-NEXT:    [[DATA_PRIV_B4:%.*]] = getelementptr i8, ptr [[DATA_PRIV]], i64 4
; CGSCC-NEXT:    store i32 [[TMP1]], ptr [[DATA_PRIV_B4]], align 4
; CGSCC-NEXT:    [[TMP3:%.*]] = call ptr @foo(ptr noundef nonnull dereferenceable(8) [[DATA_PRIV]])
; CGSCC-NEXT:    ret void
;
  tail call ptr @foo(ptr %Data)
  ret void
}

define void @zed(ptr byval(%pair) %Data) {
; TUNIT-LABEL: define {{[^@]+}}@zed
; TUNIT-SAME: (ptr noalias nocapture nonnull readonly byval([[PAIR:%.*]]) dereferenceable(8) [[DATA:%.*]]) {
; TUNIT-NEXT:    [[TMP1:%.*]] = load i32, ptr [[DATA]], align 1
; TUNIT-NEXT:    [[DATA_B4:%.*]] = getelementptr i8, ptr [[DATA]], i64 4
; TUNIT-NEXT:    [[TMP2:%.*]] = load i32, ptr [[DATA_B4]], align 1
; TUNIT-NEXT:    call void @bar(i32 [[TMP1]], i32 [[TMP2]])
; TUNIT-NEXT:    ret void
;
; CGSCC-LABEL: define {{[^@]+}}@zed
; CGSCC-SAME: (ptr noalias nocapture nofree noundef nonnull readonly byval([[PAIR:%.*]]) dereferenceable(8) [[DATA:%.*]]) {
; CGSCC-NEXT:    [[TMP1:%.*]] = load i32, ptr [[DATA]], align 1
; CGSCC-NEXT:    [[DATA_B4:%.*]] = getelementptr i8, ptr [[DATA]], i64 4
; CGSCC-NEXT:    [[TMP2:%.*]] = load i32, ptr [[DATA_B4]], align 1
; CGSCC-NEXT:    call void @bar(i32 [[TMP1]], i32 [[TMP2]])
; CGSCC-NEXT:    ret void
;
  call void @bar(ptr byval(%pair) %Data)
  ret void
}
;.
; TUNIT: attributes #[[ATTR0]] = { memory(readwrite, argmem: none) }
;.
; CGSCC: attributes #[[ATTR0]] = { memory(readwrite, argmem: none) }
;.
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CHECK: {{.*}}