| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes |
| ; Test that the strcpy library call simplifier also works when the string |
| ; libcall arguments are in a non-zero address space. |
| ; RUN: opt < %s -instcombine -S | FileCheck %s |
| target datalayout = "e-m:e-p200:128:128:128:64-p:64:64-A200-P200-G200" |
| |
| @str = private unnamed_addr addrspace(200) constant [17 x i8] c"exactly 16 chars\00", align 1 |
| |
| declare i8 addrspace(200)* @strcpy(i8 addrspace(200)*, i8 addrspace(200)*) addrspace(200) |
| declare i8 addrspace(200)* @stpcpy(i8 addrspace(200)*, i8 addrspace(200)*) addrspace(200) |
| declare i8 addrspace(200)* @strncpy(i8 addrspace(200)*, i8 addrspace(200)*, i64) addrspace(200) |
| declare i8 addrspace(200)* @stpncpy(i8 addrspace(200)*, i8 addrspace(200)*, i64) addrspace(200) |
| |
| define void @test_strcpy_to_memcpy(i8 addrspace(200)* %dst) addrspace(200) nounwind { |
| ; CHECK-LABEL: define {{[^@]+}}@test_strcpy_to_memcpy |
| ; CHECK-SAME: (i8 addrspace(200)* [[DST:%.*]]) addrspace(200) #[[ATTR1:[0-9]+]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: call addrspace(200) void @llvm.memcpy.p200i8.p200i8.i64(i8 addrspace(200)* noundef align 1 dereferenceable(17) [[DST]], i8 addrspace(200)* noundef align 1 dereferenceable(17) getelementptr inbounds ([17 x i8], [17 x i8] addrspace(200)* @str, i64 0, i64 0), i64 17, i1 false) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %call = call i8 addrspace(200)* @strcpy(i8 addrspace(200)* %dst, i8 addrspace(200)* getelementptr inbounds ([17 x i8], [17 x i8] addrspace(200)* @str, i64 0, i64 0)) |
| ret void |
| } |
| |
| define void @test_stpcpy_to_memcpy(i8 addrspace(200)* %dst) addrspace(200) nounwind { |
| ; CHECK-LABEL: define {{[^@]+}}@test_stpcpy_to_memcpy |
| ; CHECK-SAME: (i8 addrspace(200)* [[DST:%.*]]) addrspace(200) #[[ATTR1]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: call addrspace(200) void @llvm.memcpy.p200i8.p200i8.i64(i8 addrspace(200)* noundef align 1 dereferenceable(17) [[DST]], i8 addrspace(200)* noundef align 1 dereferenceable(17) getelementptr inbounds ([17 x i8], [17 x i8] addrspace(200)* @str, i64 0, i64 0), i64 17, i1 false) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %call = call i8 addrspace(200)* @stpcpy(i8 addrspace(200)* %dst, i8 addrspace(200)* getelementptr inbounds ([17 x i8], [17 x i8] addrspace(200)* @str, i64 0, i64 0)) |
| ret void |
| } |
| |
| define void @test_stpcpy_to_strcpy(i8 addrspace(200)* %dst, i8 addrspace(200)* %src) addrspace(200) nounwind { |
| ; CHECK-LABEL: define {{[^@]+}}@test_stpcpy_to_strcpy |
| ; CHECK-SAME: (i8 addrspace(200)* [[DST:%.*]], i8 addrspace(200)* [[SRC:%.*]]) addrspace(200) #[[ATTR1]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[STRCPY:%.*]] = call addrspace(200) i8 addrspace(200)* @strcpy(i8 addrspace(200)* noundef [[DST]], i8 addrspace(200)* noundef [[SRC]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %call = call i8 addrspace(200)* @stpcpy(i8 addrspace(200)* %dst, i8 addrspace(200)* %src) |
| ret void |
| } |
| |
| |
| define void @test_strncpy_to_memcpy(i8 addrspace(200)* %dst) addrspace(200) nounwind { |
| ; CHECK-LABEL: define {{[^@]+}}@test_strncpy_to_memcpy |
| ; CHECK-SAME: (i8 addrspace(200)* [[DST:%.*]]) addrspace(200) #[[ATTR1]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: call addrspace(200) void @llvm.memcpy.p200i8.p200i8.i128(i8 addrspace(200)* noundef align 1 dereferenceable(17) [[DST]], i8 addrspace(200)* noundef align 1 dereferenceable(17) getelementptr inbounds ([17 x i8], [17 x i8] addrspace(200)* @str, i64 0, i64 0), i128 17, i1 false) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %call = call i8 addrspace(200)* @strncpy(i8 addrspace(200)* %dst, i8 addrspace(200)* getelementptr inbounds ([17 x i8], [17 x i8] addrspace(200)* @str, i64 0, i64 0), i64 17) |
| ret void |
| } |
| |
| ; Note: stpncpy is not handled by SimplifyLibcalls yet, so this should not be changed. |
| define void @test_stpncpy_to_memcpy(i8 addrspace(200)* %dst) addrspace(200) nounwind { |
| ; CHECK-LABEL: define {{[^@]+}}@test_stpncpy_to_memcpy |
| ; CHECK-SAME: (i8 addrspace(200)* [[DST:%.*]]) addrspace(200) #[[ATTR1]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CALL:%.*]] = call addrspace(200) i8 addrspace(200)* @stpncpy(i8 addrspace(200)* [[DST]], i8 addrspace(200)* getelementptr inbounds ([17 x i8], [17 x i8] addrspace(200)* @str, i64 0, i64 0), i64 17) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %call = call i8 addrspace(200)* @stpncpy(i8 addrspace(200)* %dst, i8 addrspace(200)* getelementptr inbounds ([17 x i8], [17 x i8] addrspace(200)* @str, i64 0, i64 0), i64 17) |
| ret void |
| } |