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llvm-tblgen -gen-dag-isel: Hoist SmallVector TmpBuf

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This commit is contained in:
Fangrui Song 2020-04-25 20:16:35 -07:00
parent 6abd50be81
commit 9d80c8826f
1 changed files with 2 additions and 2 deletions
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4
utils/TableGen/DAGISelMatcherEmitter.cpp
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@ -291,6 +291,7 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
unsigned StartIdx = CurrentIdx;
// Emit all of the children.
SmallString<128> TmpBuf;
for (unsigned i = 0, e = SM->getNumChildren(); i != e; ++i) {
if (i == 0) {
OS << "OPC_Scope, ";
@ -308,7 +309,6 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
// string while we get the size. Unfortunately, the offset of the
// children depends on the VBR size of the child, so for large children we
// have to iterate a bit.
SmallString<128> TmpBuf;
unsigned ChildSize = 0;
unsigned VBRSize = 0;
do {
@ -450,6 +450,7 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
++CurrentIdx;
// For each case we emit the size, then the opcode, then the matcher.
SmallString<128> TmpBuf;
for (unsigned i = 0, e = NumCases; i != e; ++i) {
const Matcher *Child;
unsigned IdxSize;
@ -466,7 +467,6 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
// string while we get the size. Unfortunately, the offset of the
// children depends on the VBR size of the child, so for large children we
// have to iterate a bit.
SmallString<128> TmpBuf;
unsigned ChildSize = 0;
unsigned VBRSize = 0;
do {