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[RISCV] Use std::map::count != 0 instead of std::map::count == 1. NFC 

Maps always return 0 or 1 for count. Comparing to 0 can create
simpler compiled code.

Someday we'll get to use std::map::contains.
This commit is contained in:
Craig Topper 2022-01-27 12:12:45 -08:00
parent f44e41af41
commit 39057240f5
1 changed files with 9 additions and 9 deletions
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18
llvm/lib/Support/RISCVISAInfo.cpp
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@ -699,13 +699,13 @@ RISCVISAInfo::parseArchString(StringRef Arch, bool EnableExperimentalExtension,
Error RISCVISAInfo::checkDependency() {
bool IsRv32 = XLen == 32;
bool HasE = Exts.count("e") == 1;
bool HasD = Exts.count("d") == 1;
bool HasF = Exts.count("f") == 1;
bool HasZve32x = Exts.count("zve32x") == 1;
bool HasZve32f = Exts.count("zve32f") == 1;
bool HasZve64d = Exts.count("zve64d") == 1;
bool HasV = Exts.count("v") == 1;
bool HasE = Exts.count("e") != 0;
bool HasD = Exts.count("d") != 0;
bool HasF = Exts.count("f") != 0;
bool HasZve32x = Exts.count("zve32x") != 0;
bool HasZve32f = Exts.count("zve32f") != 0;
bool HasZve64d = Exts.count("zve64d") != 0;
bool HasV = Exts.count("v") != 0;
bool HasVector = HasZve32x || HasV;
bool HasZvl = MinVLen != 0;
@ -810,8 +810,8 @@ static constexpr ImpliedExtsEntry ImpliedExts[] = {
};
void RISCVISAInfo::updateImplication() {
bool HasE = Exts.count("e") == 1;
bool HasI = Exts.count("i") == 1;
bool HasE = Exts.count("e") != 0;
bool HasI = Exts.count("i") != 0;
// If not in e extension and i extension does not exist, i extension is
// implied