llvm/llvm/test/Transforms/SROA/pointer-offset-size.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes='sroa<preserve-cfg>' -S | FileCheck %s --check-prefixes=CHECK,CHECK-PRESERVE-CFG
; RUN: opt < %s -passes='sroa<modify-cfg>' -S | FileCheck %s --check-prefixes=CHECK,CHECK-MODIFY-CFG
target datalayout = "e-p:64:64:64:32"

%struct.test = type { %struct.basic, %struct.basic }
%struct.basic = type { i16, i8 }

define i16 @test(ptr %ts2.i) {
; CHECK-LABEL: @test(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[S_SROA_0:%.*]] = alloca [3 x i8], align 8
; CHECK-NEXT:    call void @llvm.memcpy.p0.p0.i32(ptr align 1 [[TS2_I:%.*]], ptr align 8 [[S_SROA_0]], i32 3, i1 false)
; CHECK-NEXT:    [[TMP0:%.*]] = load i16, ptr [[TS2_I]], align 2
; CHECK-NEXT:    ret i16 [[TMP0]]
;
entry:
  %s = alloca %struct.test
  call void @llvm.memcpy.p0.p0.i32(ptr %ts2.i, ptr %s, i32 3, i1 false)
  %0 = load i16, ptr %ts2.i
  ret i16 %0
}

declare void @llvm.memcpy.p0.p0.i32(ptr nocapture writeonly, ptr nocapture readonly, i32, i1)
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CHECK-MODIFY-CFG: {{.*}}
; CHECK-PRESERVE-CFG: {{.*}}