From d233de8194db9c7ce5042bb809c88a0b6cb02c83 Mon Sep 17 00:00:00 2001
From: Wunkolo <Wunkolo@gmail.com>
Date: Wed, 23 Feb 2022 10:17:47 -0800
Subject: [PATCH] cpu_detect: Compact capability fields
As this structure gets more explicit, bools can be bitfields and
small enums can use smaller types for their span of values.
---
src/common/x64/cpu_detect.h | 41 +++++++++++++++++++------------------
1 file changed, 21 insertions(+), 20 deletions(-)
diff --git a/src/common/x64/cpu_detect.h b/src/common/x64/cpu_detect.h
index e3b63302e..e4f90bee1 100644
--- a/src/common/x64/cpu_detect.h
+++ b/src/common/x64/cpu_detect.h
@@ -1,12 +1,13 @@
-// Copyright 2013 Dolphin Emulator Project / 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// Copyright 2013 Dolphin Emulator Project / 2015 Citra Emulator Project / 2022 Yuzu Emulator
+// Project Project Licensed under GPLv2 or any later version Refer to the license.txt file included.
#pragma once
+#include "common/common_types.h"
+
namespace Common {
-enum class Manufacturer : u32 {
+enum class Manufacturer : u8 {
Intel = 0,
AMD = 1,
Hygon = 2,
@@ -18,25 +19,25 @@ struct CPUCaps {
Manufacturer manufacturer;
char cpu_string[0x21];
char brand_string[0x41];
- bool sse;
- bool sse2;
- bool sse3;
- bool ssse3;
- bool sse4_1;
- bool sse4_2;
- bool lzcnt;
- bool avx;
- bool avx2;
- bool avx512;
- bool bmi1;
- bool bmi2;
- bool fma;
- bool fma4;
- bool aes;
- bool invariant_tsc;
u32 base_frequency;
u32 max_frequency;
u32 bus_frequency;
+ bool sse : 1;
+ bool sse2 : 1;
+ bool sse3 : 1;
+ bool ssse3 : 1;
+ bool sse4_1 : 1;
+ bool sse4_2 : 1;
+ bool lzcnt : 1;
+ bool avx : 1;
+ bool avx2 : 1;
+ bool avx512 : 1;
+ bool bmi1 : 1;
+ bool bmi2 : 1;
+ bool fma : 1;
+ bool fma4 : 1;
+ bool aes : 1;
+ bool invariant_tsc : 1;
};
/**