1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes 2; Test that the strcpy library call simplifier also works when the string 3; libcall arguments are in a non-zero address space. 4; RUN: opt < %s -passes=instcombine -S | FileCheck %s 5target datalayout = "e-m:e-p200:128:128:128:64-p:64:64-A200-P200-G200" 6 7@str = private unnamed_addr addrspace(200) constant [17 x i8] c"exactly 16 chars\00", align 1 8 9declare ptr addrspace(200) @strcpy(ptr addrspace(200), ptr addrspace(200)) addrspace(200) 10declare ptr addrspace(200) @stpcpy(ptr addrspace(200), ptr addrspace(200)) addrspace(200) 11declare ptr addrspace(200) @strncpy(ptr addrspace(200), ptr addrspace(200), i64) addrspace(200) 12declare ptr addrspace(200) @stpncpy(ptr addrspace(200), ptr addrspace(200), i64) addrspace(200) 13 14define void @test_strcpy_to_memcpy(ptr addrspace(200) %dst) addrspace(200) nounwind { 15; CHECK-LABEL: define {{[^@]+}}@test_strcpy_to_memcpy 16; CHECK-SAME: (ptr addrspace(200) [[DST:%.*]]) addrspace(200) #[[ATTR1:[0-9]+]] { 17; CHECK-NEXT: entry: 18; CHECK-NEXT: call addrspace(200) void @llvm.memcpy.p200.p200.i64(ptr addrspace(200) noundef align 1 dereferenceable(17) [[DST]], ptr addrspace(200) noundef align 1 dereferenceable(17) @str, i64 17, i1 false) 19; CHECK-NEXT: ret void 20; 21entry: 22 %call = call ptr addrspace(200) @strcpy(ptr addrspace(200) %dst, ptr addrspace(200) @str) 23 ret void 24} 25 26define void @test_stpcpy_to_memcpy(ptr addrspace(200) %dst) addrspace(200) nounwind { 27; CHECK-LABEL: define {{[^@]+}}@test_stpcpy_to_memcpy 28; CHECK-SAME: (ptr addrspace(200) [[DST:%.*]]) addrspace(200) #[[ATTR1]] { 29; CHECK-NEXT: entry: 30; CHECK-NEXT: call addrspace(200) void @llvm.memcpy.p200.p200.i64(ptr addrspace(200) noundef align 1 dereferenceable(17) [[DST]], ptr addrspace(200) noundef align 1 dereferenceable(17) @str, i64 17, i1 false) 31; CHECK-NEXT: ret void 32; 33entry: 34 %call = call ptr addrspace(200) @stpcpy(ptr addrspace(200) %dst, ptr addrspace(200) @str) 35 ret void 36} 37 38define void @test_stpcpy_to_strcpy(ptr addrspace(200) %dst, ptr addrspace(200) %src) addrspace(200) nounwind { 39; CHECK-LABEL: define {{[^@]+}}@test_stpcpy_to_strcpy 40; CHECK-SAME: (ptr addrspace(200) [[DST:%.*]], ptr addrspace(200) [[SRC:%.*]]) addrspace(200) #[[ATTR1]] { 41; CHECK-NEXT: entry: 42; CHECK-NEXT: [[STRCPY:%.*]] = call addrspace(200) ptr addrspace(200) @strcpy(ptr addrspace(200) noundef [[DST]], ptr addrspace(200) noundef [[SRC]]) 43; CHECK-NEXT: ret void 44; 45entry: 46 %call = call ptr addrspace(200) @stpcpy(ptr addrspace(200) %dst, ptr addrspace(200) %src) 47 ret void 48} 49 50 51define void @test_strncpy_to_memcpy(ptr addrspace(200) %dst) addrspace(200) nounwind { 52; CHECK-LABEL: define {{[^@]+}}@test_strncpy_to_memcpy 53; CHECK-SAME: (ptr addrspace(200) [[DST:%.*]]) addrspace(200) #[[ATTR1]] { 54; CHECK-NEXT: entry: 55; CHECK-NEXT: call addrspace(200) void @llvm.memcpy.p200.p200.i64(ptr addrspace(200) noundef align 1 dereferenceable(17) [[DST]], ptr addrspace(200) noundef align 1 dereferenceable(17) @str, i64 17, i1 false) 56; CHECK-NEXT: ret void 57; 58entry: 59 %call = call ptr addrspace(200) @strncpy(ptr addrspace(200) %dst, ptr addrspace(200) @str, i64 17) 60 ret void 61} 62 63define void @test_stpncpy_to_memcpy(ptr addrspace(200) %dst) addrspace(200) nounwind { 64; CHECK-LABEL: define {{[^@]+}}@test_stpncpy_to_memcpy 65; CHECK-SAME: (ptr addrspace(200) [[DST:%.*]]) addrspace(200) #[[ATTR1]] { 66; CHECK-NEXT: entry: 67; CHECK-NEXT: call addrspace(200) void @llvm.memcpy.p200.p200.i64(ptr addrspace(200) noundef align 1 dereferenceable(17) [[DST]], ptr addrspace(200) noundef align 1 dereferenceable(17) @str, i64 17, i1 false) 68; CHECK-NEXT: ret void 69; 70entry: 71 %call = call ptr addrspace(200) @stpncpy(ptr addrspace(200) %dst, ptr addrspace(200) @str, i64 17) 72 ret void 73} 74