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21f77df7b6
update.py: import fileinput import sys import re alias_match_prefix = r"(.*(?:=|:|^)\s*(?:external |)(?:(?:private|internal|linkonce|linkonce_odr|weak|weak_odr|common|appending|extern_weak|available_externally) )?(?:default |hidden |protected )?(?:dllimport |dllexport )?(?:unnamed_addr |)(?:thread_local(?:\([a-z]*\))? )?alias" plain = re.compile(alias_match_prefix + r" (.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|addrspacecast|\[\[[a-zA-Z]|\{\{).*$)") cast = re.compile(alias_match_prefix + r") ((?:bitcast|inttoptr|addrspacecast)\s*\(.* to (.*?)(| addrspace\(\d+\) *)\*\)\s*(?:;.*)?$)") gep = re.compile(alias_match_prefix + r") ((?:getelementptr)\s*(?:inbounds)?\s*\((?P<type>.*), (?P=type)(?:\s*addrspace\(\d+\)\s*)?\* .*\)\s*(?:;.*)?$)") def conv(line): m = re.match(cast, line) if m: return m.group(1) + " " + m.group(3) + ", " + m.group(2) m = re.match(gep, line) if m: return m.group(1) + " " + m.group(3) + ", " + m.group(2) m = re.match(plain, line) if m: return m.group(1) + ", " + m.group(2) + m.group(3) + "*" + m.group(4) + "\n" return line for line in sys.stdin: sys.stdout.write(conv(line)) apply.sh: for name in "$@" do python3 `dirname "$0"`/update.py < "$name" > "$name.tmp" && mv "$name.tmp" "$name" rm -f "$name.tmp" done The actual commands: From llvm/src: find test/ -name *.ll | xargs ./apply.sh From llvm/src/tools/clang: find test/ -name *.mm -o -name *.m -o -name *.cpp -o -name *.c | xargs -I '{}' ../../apply.sh "{}" From llvm/src/tools/polly: find test/ -name *.ll | xargs ./apply.sh git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@247378 91177308-0d34-0410-b5e6-96231b3b80d8
51 lines
2.3 KiB
LLVM
51 lines
2.3 KiB
LLVM
; This test checks to make sure that constant exprs don't fold in some simple
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; situations
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; RUN: llvm-as < %s | llvm-dis | FileCheck %s
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; RUN: verify-uselistorder %s
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; Even give it a datalayout, to tempt folding as much as possible.
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target datalayout = "p:32:32"
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@A = global i64 0
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@B = global i64 0
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; Don't fold this. @A might really be allocated next to @B, in which case the
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; icmp should return true. It's not valid to *dereference* in @B from a pointer
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; based on @A, but icmp isn't a dereference.
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; CHECK: @C = global i1 icmp eq (i64* getelementptr inbounds (i64, i64* @A, i64 1), i64* @B)
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@C = global i1 icmp eq (i64* getelementptr inbounds (i64, i64* @A, i64 1), i64* @B)
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; Don't fold this completely away either. In theory this could be simplified
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; to only use a gep on one side of the icmp though.
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; CHECK: @D = global i1 icmp eq (i64* getelementptr inbounds (i64, i64* @A, i64 1), i64* getelementptr inbounds (i64, i64* @B, i64 2))
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@D = global i1 icmp eq (i64* getelementptr inbounds (i64, i64* @A, i64 1), i64* getelementptr inbounds (i64, i64* @B, i64 2))
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; CHECK: @E = global i64 addrspace(1)* addrspacecast (i64* @A to i64 addrspace(1)*)
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@E = global i64 addrspace(1)* addrspacecast(i64* @A to i64 addrspace(1)*)
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; Don't add an inbounds on @weak.gep, since @weak may be null.
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; CHECK: @weak.gep = global i32* getelementptr (i32, i32* @weak, i32 1)
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@weak.gep = global i32* getelementptr (i32, i32* @weak, i32 1)
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@weak = extern_weak global i32
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; An object with weak linkage cannot have it's identity determined at compile time.
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; CHECK: @F = global i1 icmp eq (i32* @weakany, i32* @glob)
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@F = global i1 icmp eq (i32* @weakany, i32* @glob)
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@weakany = weak global i32 0
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; Empty globals might end up anywhere, even on top of another global.
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; CHECK: @empty.cmp = global i1 icmp eq ([0 x i8]* @empty.1, [0 x i8]* @empty.2)
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@empty.1 = external global [0 x i8], align 1
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@empty.2 = external global [0 x i8], align 1
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@empty.cmp = global i1 icmp eq ([0 x i8]* @empty.1, [0 x i8]* @empty.2)
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; Don't add an inbounds on @glob.a3, since it's not inbounds.
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; CHECK: @glob.a3 = alias i32, getelementptr (i32, i32* @glob.a2, i32 1)
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@glob = global i32 0
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@glob.a3 = alias i32, getelementptr (i32, i32* @glob.a2, i32 1)
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@glob.a2 = alias i32, getelementptr (i32, i32* @glob.a1, i32 1)
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@glob.a1 = alias i32, i32* @glob
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