mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
83902832de
This reverts commit r218918, effectively reapplying r218914 after fixing an Ocaml bindings test and an Asan crash. The root cause of the latter was a tightened-up check in `DILexicalBlock::Verify()`, so I'll file a PR to investigate who requires the loose check (and why). Original commit message follows. -- This patch addresses the first stage of PR17891 by folding constant arguments together into a single MDString. Integers are stringified and a `\0` character is used as a separator. Part of PR17891. Note: I've attached my testcases upgrade scripts to the PR. If I've just broken your out-of-tree testcases, they might help. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@219010 91177308-0d34-0410-b5e6-96231b3b80d8
60 lines
3.8 KiB
LLVM
60 lines
3.8 KiB
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
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declare i64 @llvm.objectsize.i64.p0i8(i8*, i1) nounwind readnone
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declare i8* @foo(i8*, i32, i64, i64) nounwind
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define hidden i8* @foobar(i8* %__dest, i32 %__val, i64 %__len) nounwind inlinehint ssp {
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entry:
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%__dest.addr = alloca i8*, align 8
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%__val.addr = alloca i32, align 4
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%__len.addr = alloca i64, align 8
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store i8* %__dest, i8** %__dest.addr, align 8
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; CHECK-NOT: call void @llvm.dbg.declare
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; CHECK: call void @llvm.dbg.value
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call void @llvm.dbg.declare(metadata !{i8** %__dest.addr}, metadata !0, metadata !{}), !dbg !16
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store i32 %__val, i32* %__val.addr, align 4
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call void @llvm.dbg.declare(metadata !{i32* %__val.addr}, metadata !7, metadata !{}), !dbg !18
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store i64 %__len, i64* %__len.addr, align 8
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call void @llvm.dbg.declare(metadata !{i64* %__len.addr}, metadata !9, metadata !{}), !dbg !20
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%tmp = load i8** %__dest.addr, align 8, !dbg !21
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%tmp1 = load i32* %__val.addr, align 4, !dbg !21
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%tmp2 = load i64* %__len.addr, align 8, !dbg !21
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%tmp3 = load i8** %__dest.addr, align 8, !dbg !21
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%0 = call i64 @llvm.objectsize.i64.p0i8(i8* %tmp3, i1 false), !dbg !21
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%call = call i8* @foo(i8* %tmp, i32 %tmp1, i64 %tmp2, i64 %0), !dbg !21
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ret i8* %call, !dbg !21
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}
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!llvm.dbg.cu = !{!3}
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!llvm.module.flags = !{!30}
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!0 = metadata !{metadata !"0x101\00__dest\0016777294\000", metadata !1, metadata !2, metadata !6} ; [ DW_TAG_arg_variable ]
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!1 = metadata !{metadata !"0x2e\00foobar\00foobar\00\0079\001\001\000\006\00256\001\0079", metadata !27, metadata !2, metadata !4, null, i8* (i8*, i32, i64)* @foobar, null, null, metadata !25} ; [ DW_TAG_subprogram ] [line 79] [local] [def] [foobar]
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!2 = metadata !{metadata !"0x29", metadata !27} ; [ DW_TAG_file_type ]
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!3 = metadata !{metadata !"0x11\0012\00clang version 3.0 (trunk 127710)\001\00\000\00\000", metadata !28, metadata !29, metadata !29, metadata !24, null, null} ; [ DW_TAG_compile_unit ]
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!4 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", metadata !27, metadata !2, null, metadata !5, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!5 = metadata !{metadata !6}
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!6 = metadata !{metadata !"0xf\00\000\0064\0064\000\000", null, metadata !3, null} ; [ DW_TAG_pointer_type ]
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!7 = metadata !{metadata !"0x101\00__val\0033554510\000", metadata !1, metadata !2, metadata !8} ; [ DW_TAG_arg_variable ]
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!8 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, metadata !3} ; [ DW_TAG_base_type ]
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!9 = metadata !{metadata !"0x101\00__len\0050331726\000", metadata !1, metadata !2, metadata !10} ; [ DW_TAG_arg_variable ]
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!10 = metadata !{metadata !"0x16\00size_t\0080\000\000\000\000", metadata !27, metadata !3, metadata !11} ; [ DW_TAG_typedef ]
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!11 = metadata !{metadata !"0x16\00__darwin_size_t\0090\000\000\000\000", metadata !27, metadata !3, metadata !12} ; [ DW_TAG_typedef ]
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!12 = metadata !{metadata !"0x24\00long unsigned int\000\0064\0064\000\000\007", null, metadata !3} ; [ DW_TAG_base_type ]
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!16 = metadata !{i32 78, i32 28, metadata !1, null}
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!18 = metadata !{i32 78, i32 40, metadata !1, null}
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!20 = metadata !{i32 78, i32 54, metadata !1, null}
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!21 = metadata !{i32 80, i32 3, metadata !22, null}
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!22 = metadata !{metadata !"0xb\0080\003\007", metadata !27, metadata !23} ; [ DW_TAG_lexical_block ]
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!23 = metadata !{metadata !"0xb\0079\001\006", metadata !27, metadata !1} ; [ DW_TAG_lexical_block ]
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!24 = metadata !{metadata !1}
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!25 = metadata !{metadata !0, metadata !7, metadata !9}
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!26 = metadata !{metadata !"0x29", metadata !28} ; [ DW_TAG_file_type ]
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!27 = metadata !{metadata !"string.h", metadata !"Game"}
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!28 = metadata !{metadata !"bits.c", metadata !"Game"}
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!29 = metadata !{i32 0}
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!30 = metadata !{i32 1, metadata !"Debug Info Version", i32 2}
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