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[clang][NFC] pack StaticDiagInfoRec 

Exchanging types, reordering fields and borrowing a bit from OptionGroupIndex shrinks this from 12 bytes to 8.
This knocks ~20k from the binary size.

Reviewed By: aaron.ballman

Differential Revision: https://reviews.llvm.org/D97553
This commit is contained in:
Nathan James 2021-03-03 02:53:09 +00:00
parent 1a91b8232a
commit 335375ef2c
No known key found for this signature in database
GPG Key ID: CC007AFCDA90AA5F
1 changed files with 13 additions and 13 deletions
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26
clang/lib/Basic/DiagnosticIDs.cpp
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@ -109,15 +109,15 @@ enum {
struct StaticDiagInfoRec {
uint16_t DiagID;
unsigned DefaultSeverity : 3;
unsigned Class : 3;
unsigned SFINAE : 2;
unsigned WarnNoWerror : 1;
unsigned WarnShowInSystemHeader : 1;
unsigned Deferrable : 1;
unsigned Category : 6;
uint8_t DefaultSeverity : 3;
uint8_t Class : 3;
uint8_t SFINAE : 2;
uint8_t Category : 6;
uint8_t WarnNoWerror : 1;
uint8_t WarnShowInSystemHeader : 1;
uint16_t OptionGroupIndex;
uint16_t OptionGroupIndex : 15;
uint16_t Deferrable : 1;
uint16_t DescriptionLen;
@ -168,20 +168,20 @@ VALIDATE_DIAG_SIZE(REFACTORING)
#undef STRINGIFY_NAME
const StaticDiagInfoRec StaticDiagInfo[] = {
// clang-format off
#define DIAG(ENUM, CLASS, DEFAULT_SEVERITY, DESC, GROUP, SFINAE, NOWERROR, \
SHOWINSYSHEADER, DEFERRABLE, CATEGORY) \
SHOWINSYSHEADER, DEFERRABLE, CATEGORY) \
{ \
diag::ENUM, \
DEFAULT_SEVERITY, \
CLASS, \
DiagnosticIDs::SFINAE, \
CATEGORY, \
NOWERROR, \
SHOWINSYSHEADER, \
DEFERRABLE, \
CATEGORY, \
GROUP, \
DEFERRABLE, \
STR_SIZE(DESC, uint16_t)},
// clang-format off
#include "clang/Basic/DiagnosticCommonKinds.inc"
#include "clang/Basic/DiagnosticDriverKinds.inc"
#include "clang/Basic/DiagnosticFrontendKinds.inc"
@ -194,7 +194,7 @@ const StaticDiagInfoRec StaticDiagInfo[] = {
#include "clang/Basic/DiagnosticSemaKinds.inc"
#include "clang/Basic/DiagnosticAnalysisKinds.inc"
#include "clang/Basic/DiagnosticRefactoringKinds.inc"
// clang-format on
// clang-format on
#undef DIAG
};