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carbon-lang/toolchain/lex/numeric_literal_benchmark.cpp
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Jon Ross-Perkins 0db63ff17a Abbreviate Integer and FloatingPoint (#3435)
I was suggesting this because `FloatingPoint` is pretty long. `int` and
`float` should be familiar abbreviations. `unsigned` should be familiar
to developers too, but `UnsignedInt` still feels usefully clearer for
the additional chars.
2023-11-29 23:29:48 +00:00

51 lines
1.3 KiB
C++

// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#include <benchmark/benchmark.h>
#include "common/check.h"
#include "toolchain/diagnostics/null_diagnostics.h"
#include "toolchain/lex/numeric_literal.h"
namespace Carbon::Lex {
namespace {
static void BM_Lex_Float(benchmark::State& state) {
for (auto _ : state) {
CARBON_CHECK(NumericLiteral::Lex("0.000001"));
}
}
static void BM_Lex_Int(benchmark::State& state) {
for (auto _ : state) {
CARBON_CHECK(NumericLiteral::Lex("1_234_567_890"));
}
}
static void BM_ComputeValue_Float(benchmark::State& state) {
auto val = NumericLiteral::Lex("0.000001");
CARBON_CHECK(val);
auto emitter = NullDiagnosticEmitter<const char*>();
for (auto _ : state) {
val->ComputeValue(emitter);
}
}
static void BM_ComputeValue_Int(benchmark::State& state) {
auto val = NumericLiteral::Lex("1_234_567_890");
auto emitter = NullDiagnosticEmitter<const char*>();
CARBON_CHECK(val);
for (auto _ : state) {
val->ComputeValue(emitter);
}
}
BENCHMARK(BM_Lex_Float);
BENCHMARK(BM_Lex_Int);
BENCHMARK(BM_ComputeValue_Float);
BENCHMARK(BM_ComputeValue_Int);
} // namespace
} // namespace Carbon::Lex