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      1 ; RUN: opt < %s -sroa -S | FileCheck %s
      2 target datalayout = "e-p:64:64:64-p1:16:16:16-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n8:16:32:64"
      3 
      4 declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture readonly, i32, i32, i1)
      5 declare void @llvm.memcpy.p1i8.p0i8.i32(i8 addrspace(1)* nocapture, i8* nocapture readonly, i32, i32, i1)
      6 declare void @llvm.memcpy.p0i8.p1i8.i32(i8* nocapture, i8 addrspace(1)* nocapture readonly, i32, i32, i1)
      7 declare void @llvm.memcpy.p1i8.p1i8.i32(i8 addrspace(1)* nocapture, i8 addrspace(1)* nocapture readonly, i32, i32, i1)
      8 
      9 
     10 ; Make sure an illegal bitcast isn't introduced
     11 define void @test_address_space_1_1(<2 x i64> addrspace(1)* %a, i16 addrspace(1)* %b) {
     12 ; CHECK-LABEL: @test_address_space_1_1(
     13 ; CHECK: load <2 x i64>, <2 x i64> addrspace(1)* %a, align 2
     14 ; CHECK: store <2 x i64> {{.*}}, <2 x i64> addrspace(1)* {{.*}}, align 2
     15 ; CHECK: ret void
     16   %aa = alloca <2 x i64>, align 16
     17   %aptr = bitcast <2 x i64> addrspace(1)* %a to i8 addrspace(1)*
     18   %aaptr = bitcast <2 x i64>* %aa to i8*
     19   call void @llvm.memcpy.p0i8.p1i8.i32(i8* %aaptr, i8 addrspace(1)* %aptr, i32 16, i32 2, i1 false)
     20   %bptr = bitcast i16 addrspace(1)* %b to i8 addrspace(1)*
     21   call void @llvm.memcpy.p1i8.p0i8.i32(i8 addrspace(1)* %bptr, i8* %aaptr, i32 16, i32 2, i1 false)
     22   ret void
     23 }
     24 
     25 define void @test_address_space_1_0(<2 x i64> addrspace(1)* %a, i16* %b) {
     26 ; CHECK-LABEL: @test_address_space_1_0(
     27 ; CHECK: load <2 x i64>, <2 x i64> addrspace(1)* %a, align 2
     28 ; CHECK: store <2 x i64> {{.*}}, <2 x i64>* {{.*}}, align 2
     29 ; CHECK: ret void
     30   %aa = alloca <2 x i64>, align 16
     31   %aptr = bitcast <2 x i64> addrspace(1)* %a to i8 addrspace(1)*
     32   %aaptr = bitcast <2 x i64>* %aa to i8*
     33   call void @llvm.memcpy.p0i8.p1i8.i32(i8* %aaptr, i8 addrspace(1)* %aptr, i32 16, i32 2, i1 false)
     34   %bptr = bitcast i16* %b to i8*
     35   call void @llvm.memcpy.p0i8.p0i8.i32(i8* %bptr, i8* %aaptr, i32 16, i32 2, i1 false)
     36   ret void
     37 }
     38 
     39 define void @test_address_space_0_1(<2 x i64>* %a, i16 addrspace(1)* %b) {
     40 ; CHECK-LABEL: @test_address_space_0_1(
     41 ; CHECK: load <2 x i64>, <2 x i64>* %a, align 2
     42 ; CHECK: store <2 x i64> {{.*}}, <2 x i64> addrspace(1)* {{.*}}, align 2
     43 ; CHECK: ret void
     44   %aa = alloca <2 x i64>, align 16
     45   %aptr = bitcast <2 x i64>* %a to i8*
     46   %aaptr = bitcast <2 x i64>* %aa to i8*
     47   call void @llvm.memcpy.p0i8.p0i8.i32(i8* %aaptr, i8* %aptr, i32 16, i32 2, i1 false)
     48   %bptr = bitcast i16 addrspace(1)* %b to i8 addrspace(1)*
     49   call void @llvm.memcpy.p1i8.p0i8.i32(i8 addrspace(1)* %bptr, i8* %aaptr, i32 16, i32 2, i1 false)
     50   ret void
     51 }
     52 
     53 %struct.struct_test_27.0.13 = type { i32, float, i64, i8, [4 x i32] }
     54 
     55 ; Function Attrs: nounwind
     56 define void @copy_struct([5 x i64] %in.coerce) {
     57 ; CHECK-LABEL: @copy_struct(
     58 ; CHECK-NOT: memcpy
     59 for.end:
     60   %in = alloca %struct.struct_test_27.0.13, align 8
     61   %0 = bitcast %struct.struct_test_27.0.13* %in to [5 x i64]*
     62   store [5 x i64] %in.coerce, [5 x i64]* %0, align 8
     63   %scevgep9 = getelementptr %struct.struct_test_27.0.13, %struct.struct_test_27.0.13* %in, i32 0, i32 4, i32 0
     64   %scevgep910 = bitcast i32* %scevgep9 to i8*
     65   call void @llvm.memcpy.p1i8.p0i8.i32(i8 addrspace(1)* undef, i8* %scevgep910, i32 16, i32 4, i1 false)
     66   ret void
     67 }
     68  
     69