backend/arm64: void* -> CodePtr

This commit is contained in:
Merry 2022-07-14 22:07:50 +01:00 committed by merry
parent f6e80f1e0e
commit e0f091b6a6
4 changed files with 17 additions and 13 deletions

View file

@ -37,15 +37,15 @@ IR::Block A32AddressSpace::GenerateIR(IR::LocationDescriptor descriptor) const {
return ir_block; return ir_block;
} }
void* A32AddressSpace::Get(IR::LocationDescriptor descriptor) { CodePtr A32AddressSpace::Get(IR::LocationDescriptor descriptor) {
if (const auto iter = block_entries.find(descriptor.Value()); iter != block_entries.end()) { if (const auto iter = block_entries.find(descriptor.Value()); iter != block_entries.end()) {
return iter->second; return iter->second;
} }
return nullptr; return nullptr;
} }
void* A32AddressSpace::GetOrEmit(IR::LocationDescriptor descriptor) { CodePtr A32AddressSpace::GetOrEmit(IR::LocationDescriptor descriptor) {
if (void* block_entry = Get(descriptor)) { if (CodePtr block_entry = Get(descriptor)) {
return block_entry; return block_entry;
} }
@ -96,7 +96,7 @@ void A32AddressSpace::EmitPrelude() {
} }
size_t A32AddressSpace::GetRemainingSize() { size_t A32AddressSpace::GetRemainingSize() {
return conf.code_cache_size - (reinterpret_cast<uintptr_t>(code.ptr<void*>()) - reinterpret_cast<uintptr_t>(mem.ptr())); return conf.code_cache_size - (code.ptr<CodePtr>() - reinterpret_cast<CodePtr>(mem.ptr()));
} }
EmittedBlockInfo A32AddressSpace::Emit(IR::Block block) { EmittedBlockInfo A32AddressSpace::Emit(IR::Block block) {
@ -119,7 +119,7 @@ void A32AddressSpace::Link(EmittedBlockInfo& block_info) {
using namespace oaknut::util; using namespace oaknut::util;
for (auto [ptr_offset, target] : block_info.relocations) { for (auto [ptr_offset, target] : block_info.relocations) {
CodeGenerator c{reinterpret_cast<u32*>(reinterpret_cast<char*>(block_info.entry_point) + ptr_offset)}; CodeGenerator c{reinterpret_cast<u32*>(block_info.entry_point + ptr_offset)};
switch (target) { switch (target) {
case LinkTarget::ReturnFromRunCode: case LinkTarget::ReturnFromRunCode:

View file

@ -26,9 +26,9 @@ public:
IR::Block GenerateIR(IR::LocationDescriptor) const; IR::Block GenerateIR(IR::LocationDescriptor) const;
void* Get(IR::LocationDescriptor descriptor); CodePtr Get(IR::LocationDescriptor descriptor);
void* GetOrEmit(IR::LocationDescriptor descriptor); CodePtr GetOrEmit(IR::LocationDescriptor descriptor);
void ClearCache(); void ClearCache();
@ -46,13 +46,13 @@ private:
oaknut::CodeBlock mem; oaknut::CodeBlock mem;
oaknut::CodeGenerator code; oaknut::CodeGenerator code;
tsl::robin_map<u64, void*> block_entries; tsl::robin_map<u64, CodePtr> block_entries;
tsl::robin_map<u64, EmittedBlockInfo> block_infos; tsl::robin_map<u64, EmittedBlockInfo> block_infos;
struct PreludeInfo { struct PreludeInfo {
u32* end_of_prelude; u32* end_of_prelude;
using RunCodeFuncType = HaltReason (*)(void* entry_point, A32JitState* context, volatile u32* halt_reason); using RunCodeFuncType = HaltReason (*)(CodePtr entry_point, A32JitState* context, volatile u32* halt_reason);
RunCodeFuncType run_code; RunCodeFuncType run_code;
void* return_from_run_code; void* return_from_run_code;
} prelude_info; } prelude_info;

View file

@ -18,7 +18,7 @@ EmittedBlockInfo EmitArm64(oaknut::CodeGenerator& code, IR::Block block) {
(void)block; (void)block;
EmittedBlockInfo ebi; EmittedBlockInfo ebi;
ebi.entry_point = code.ptr<void*>(); ebi.entry_point = code.ptr<CodePtr>();
code.MOV(W0, 8); code.MOV(W0, 8);
code.STR(W0, X1, offsetof(A32JitState, regs) + 0 * sizeof(u32)); code.STR(W0, X1, offsetof(A32JitState, regs) + 0 * sizeof(u32));
@ -26,10 +26,10 @@ EmittedBlockInfo EmitArm64(oaknut::CodeGenerator& code, IR::Block block) {
code.STR(W0, X1, offsetof(A32JitState, regs) + 1 * sizeof(u32)); code.STR(W0, X1, offsetof(A32JitState, regs) + 1 * sizeof(u32));
code.STR(W0, X1, offsetof(A32JitState, regs) + 15 * sizeof(u32)); code.STR(W0, X1, offsetof(A32JitState, regs) + 15 * sizeof(u32));
ebi.relocations[code.ptr<char*>() - reinterpret_cast<char*>(ebi.entry_point)] = LinkTarget::ReturnFromRunCode; ebi.relocations[code.ptr<CodePtr>() - ebi.entry_point] = LinkTarget::ReturnFromRunCode;
code.NOP(); code.NOP();
ebi.size = reinterpret_cast<size_t>(code.ptr<void*>()) - reinterpret_cast<size_t>(ebi.entry_point); ebi.size = code.ptr<CodePtr>() - ebi.entry_point;
return ebi; return ebi;
} }

View file

@ -5,6 +5,8 @@
#pragma once #pragma once
#include <cstddef>
#include <mcl/stdint.hpp> #include <mcl/stdint.hpp>
#include <tsl/robin_map.h> #include <tsl/robin_map.h>
@ -21,12 +23,14 @@ class Block;
namespace Dynarmic::Backend::Arm64 { namespace Dynarmic::Backend::Arm64 {
using CodePtr = std::byte*;
enum class LinkTarget { enum class LinkTarget {
ReturnFromRunCode, ReturnFromRunCode,
}; };
struct EmittedBlockInfo { struct EmittedBlockInfo {
void* entry_point; CodePtr entry_point;
size_t size; size_t size;
tsl::robin_map<std::ptrdiff_t, LinkTarget> relocations; tsl::robin_map<std::ptrdiff_t, LinkTarget> relocations;
}; };