derek.holloway
7502bf64a4
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74 lines
3.7 KiB
LLVM
74 lines
3.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes
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; Test that the strcpy library call simplifier also works when the string
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; libcall arguments are in a non-zero address space.
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; RUN: opt < %s -passes=instcombine -S | FileCheck %s
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target datalayout = "e-m:e-p200:128:128:128:64-p:64:64-A200-P200-G200"
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@str = private unnamed_addr addrspace(200) constant [17 x i8] c"exactly 16 chars\00", align 1
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declare ptr addrspace(200) @strcpy(ptr addrspace(200), ptr addrspace(200)) addrspace(200)
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declare ptr addrspace(200) @stpcpy(ptr addrspace(200), ptr addrspace(200)) addrspace(200)
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declare ptr addrspace(200) @strncpy(ptr addrspace(200), ptr addrspace(200), i64) addrspace(200)
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declare ptr addrspace(200) @stpncpy(ptr addrspace(200), ptr addrspace(200), i64) addrspace(200)
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define void @test_strcpy_to_memcpy(ptr addrspace(200) %dst) addrspace(200) nounwind {
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; CHECK-LABEL: define {{[^@]+}}@test_strcpy_to_memcpy
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; CHECK-SAME: (ptr addrspace(200) [[DST:%.*]]) addrspace(200) #[[ATTR1:[0-9]+]] {
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; CHECK-NEXT: entry:
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; 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)
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; CHECK-NEXT: ret void
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;
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entry:
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%call = call ptr addrspace(200) @strcpy(ptr addrspace(200) %dst, ptr addrspace(200) @str)
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ret void
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}
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define void @test_stpcpy_to_memcpy(ptr addrspace(200) %dst) addrspace(200) nounwind {
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; CHECK-LABEL: define {{[^@]+}}@test_stpcpy_to_memcpy
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; CHECK-SAME: (ptr addrspace(200) [[DST:%.*]]) addrspace(200) #[[ATTR1]] {
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; CHECK-NEXT: entry:
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; 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)
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; CHECK-NEXT: ret void
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;
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entry:
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%call = call ptr addrspace(200) @stpcpy(ptr addrspace(200) %dst, ptr addrspace(200) @str)
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ret void
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}
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define void @test_stpcpy_to_strcpy(ptr addrspace(200) %dst, ptr addrspace(200) %src) addrspace(200) nounwind {
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; CHECK-LABEL: define {{[^@]+}}@test_stpcpy_to_strcpy
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; CHECK-SAME: (ptr addrspace(200) [[DST:%.*]], ptr addrspace(200) [[SRC:%.*]]) addrspace(200) #[[ATTR1]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[STRCPY:%.*]] = call addrspace(200) ptr addrspace(200) @strcpy(ptr addrspace(200) noundef [[DST]], ptr addrspace(200) noundef [[SRC]])
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; CHECK-NEXT: ret void
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;
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entry:
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%call = call ptr addrspace(200) @stpcpy(ptr addrspace(200) %dst, ptr addrspace(200) %src)
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ret void
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}
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define void @test_strncpy_to_memcpy(ptr addrspace(200) %dst) addrspace(200) nounwind {
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; CHECK-LABEL: define {{[^@]+}}@test_strncpy_to_memcpy
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; CHECK-SAME: (ptr addrspace(200) [[DST:%.*]]) addrspace(200) #[[ATTR1]] {
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; CHECK-NEXT: entry:
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; 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)
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; CHECK-NEXT: ret void
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;
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entry:
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%call = call ptr addrspace(200) @strncpy(ptr addrspace(200) %dst, ptr addrspace(200) @str, i64 17)
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ret void
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}
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define void @test_stpncpy_to_memcpy(ptr addrspace(200) %dst) addrspace(200) nounwind {
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; CHECK-LABEL: define {{[^@]+}}@test_stpncpy_to_memcpy
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; CHECK-SAME: (ptr addrspace(200) [[DST:%.*]]) addrspace(200) #[[ATTR1]] {
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; CHECK-NEXT: entry:
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; 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)
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; CHECK-NEXT: ret void
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;
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entry:
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%call = call ptr addrspace(200) @stpncpy(ptr addrspace(200) %dst, ptr addrspace(200) @str, i64 17)
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ret void
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}
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