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author | Liam <byteslice@airmail.cc> | 2022-12-10 18:24:33 +0100 |
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committer | Liam <byteslice@airmail.cc> | 2022-12-11 18:46:34 +0100 |
commit | ed3719244111af380fbba9e13286192c00708dea (patch) | |
tree | 717f9598dd33fef8783005c9015486bc88a8a6c2 /src/common/cache_management.cpp | |
parent | Merge pull request #9412 from Saalvage/fix/trace-log-compilation (diff) | |
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Diffstat (limited to 'src/common/cache_management.cpp')
-rw-r--r-- | src/common/cache_management.cpp | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/src/common/cache_management.cpp b/src/common/cache_management.cpp deleted file mode 100644 index ed353828a..000000000 --- a/src/common/cache_management.cpp +++ /dev/null @@ -1,59 +0,0 @@ -// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project -// SPDX-License-Identifier: GPL-2.0-or-later - -#include <cstdint> -#include <cstring> - -#include "common/cache_management.h" - -namespace Common { - -#if defined(ARCHITECTURE_x86_64) - -// Most cache operations are no-ops on x86 - -void DataCacheLineCleanByVAToPoU(void* start, size_t size) {} -void DataCacheLineCleanAndInvalidateByVAToPoC(void* start, size_t size) {} -void DataCacheLineCleanByVAToPoC(void* start, size_t size) {} -void DataCacheZeroByVA(void* start, size_t size) { - std::memset(start, 0, size); -} - -#elif defined(ARCHITECTURE_arm64) - -// BS/DminLine is log2(cache size in words), we want size in bytes -#define EXTRACT_DMINLINE(ctr_el0) (1 << ((((ctr_el0) >> 16) & 0xf) + 2)) -#define EXTRACT_BS(dczid_el0) (1 << (((dczid_el0)&0xf) + 2)) - -#define DEFINE_DC_OP(op_name, function_name) \ - void function_name(void* start, size_t size) { \ - size_t ctr_el0; \ - asm volatile("mrs %[ctr_el0], ctr_el0\n\t" : [ctr_el0] "=r"(ctr_el0)); \ - size_t cacheline_size = EXTRACT_DMINLINE(ctr_el0); \ - uintptr_t va_start = reinterpret_cast<uintptr_t>(start); \ - uintptr_t va_end = va_start + size; \ - for (uintptr_t va = va_start; va < va_end; va += cacheline_size) { \ - asm volatile("dc " #op_name ", %[va]\n\t" : : [va] "r"(va) : "memory"); \ - } \ - } - -#define DEFINE_DC_OP_DCZID(op_name, function_name) \ - void function_name(void* start, size_t size) { \ - size_t dczid_el0; \ - asm volatile("mrs %[dczid_el0], dczid_el0\n\t" : [dczid_el0] "=r"(dczid_el0)); \ - size_t cacheline_size = EXTRACT_BS(dczid_el0); \ - uintptr_t va_start = reinterpret_cast<uintptr_t>(start); \ - uintptr_t va_end = va_start + size; \ - for (uintptr_t va = va_start; va < va_end; va += cacheline_size) { \ - asm volatile("dc " #op_name ", %[va]\n\t" : : [va] "r"(va) : "memory"); \ - } \ - } - -DEFINE_DC_OP(cvau, DataCacheLineCleanByVAToPoU); -DEFINE_DC_OP(civac, DataCacheLineCleanAndInvalidateByVAToPoC); -DEFINE_DC_OP(cvac, DataCacheLineCleanByVAToPoC); -DEFINE_DC_OP_DCZID(zva, DataCacheZeroByVA); - -#endif - -} // namespace Common |