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Anonymous definitions in foreach blocks triggered a 'def already exists'

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210526 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Artyom Skrobov
2014-06-10 12:41:14 +00:00
parent e1db6ac10b
commit 2093e88d67
2 changed files with 32 additions and 3 deletions
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5
lib/TableGen/TGParser.cpp
View File

@ -360,9 +360,14 @@ bool TGParser::ProcessForeachDefs(Record *CurRec, SMLoc Loc, IterSet &IterVals){
} }
if (Records.getDef(IterRec->getNameInitAsString())) { if (Records.getDef(IterRec->getNameInitAsString())) {
// If this record is anonymous, it's no problem, just generate a new name
if (IterRec->isAnonymous())
IterRec->setName(GetNewAnonymousName());
else {
Error(Loc, "def already exists: " + IterRec->getNameInitAsString()); Error(Loc, "def already exists: " + IterRec->getNameInitAsString());
return true; return true;
} }
}
Records.addDef(IterRec); Records.addDef(IterRec);
IterRec->resolveReferences(); IterRec->resolveReferences();

26
test/TableGen/ForeachLoop.td
View File

@ -51,8 +51,10 @@ foreach i = [0, 1, 2, 3, 4, 5, 6, 7] in
// CHECK: string Name = "R7"; // CHECK: string Name = "R7";
// CHECK: int Index = 7; // CHECK: int Index = 7;
foreach i = {0-3,9-7} in foreach i = {0-3,9-7} in {
def S#i : Register<"Q"#i, i>; def S#i : Register<"Q"#i, i>;
def : Register<"T"#i, i>;
}
// CHECK: def S0 // CHECK: def S0
// CHECK: def S1 // CHECK: def S1
@ -61,3 +63,25 @@ foreach i = {0-3,9-7} in
// CHECK: def S7 // CHECK: def S7
// CHECK: def S8 // CHECK: def S8
// CHECK: def S9 // CHECK: def S9
// CHECK: def
// CHECK: string Name = "T0";
// CHECK: def
// CHECK: string Name = "T1";
// CHECK: def
// CHECK: string Name = "T2";
// CHECK: def
// CHECK: string Name = "T3";
// CHECK: def
// CHECK: string Name = "T9";
// CHECK: def
// CHECK: string Name = "T8";
// CHECK: def
// CHECK: string Name = "T7";