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Merge pull request #581 from Gutawer/asmjit

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Changed a bunch of manual address additions in string opcodes to leas
This commit is contained in:
Magnus Norddahl 2018-09-15 23:57:08 +02:00 committed by GitHub
commit 30fb6268bd
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 12 additions and 27 deletions
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3
src/scripting/vm/jit.cpp
View file

@ -265,8 +265,7 @@ void JitCompiler::Setup()
FString regname;
regname.Format("regS%d", i);
regS[i] = cc.newIntPtr(regname.GetChars());
cc.mov(regS[i], frameS);
if (i != 0) cc.add(regS[i], (int)(i * sizeof(FString)));
cc.lea(regS[i], x86::ptr(frameS, i * sizeof(FString)));
}
}
if (sfunc->NumRegA > 0)

26
src/scripting/vm/jit_load.cpp
View file

@ -50,18 +50,16 @@ void JitCompiler::EmitLKF_R()
void JitCompiler::EmitLKS_R()
{
auto base = cc.newIntPtr();
cc.mov(base, ToMemAddress(konsts + C));
auto ptr = cc.newIntPtr();
cc.mov(ptr, ToMemAddress(konsts + C));
auto offset = cc.newIntPtr();
cc.mov(offset, regD[B]);
#ifdef ASMJIT_ARCH_X64
static_assert(sizeof(FString) == 8, "sizeof(FString) needs to be 8");
cc.shl(offset, 3);
cc.lea(ptr, asmjit::x86::ptr(base, regD[B], 3));
#else
static_assert(sizeof(FString) == 4, "sizeof(FString) needs to be 4");
cc.shl(offset, 2);
cc.lea(ptr, asmjit::x86::ptr(base, regD[B], 2));
#endif
cc.add(ptr, offset);
auto call = cc.call(ToMemAddress(reinterpret_cast<void*>(static_cast<void(*)(FString*, FString*)>(CallAssignString))),
asmjit::FuncSignature2<void, FString*, FString*>(asmjit::CallConv::kIdHostCDecl));
call->setArg(0, regS[A]);
@ -213,8 +211,7 @@ void JitCompiler::EmitLS()
{
EmitNullPointerThrow(B, X_READ_NIL);
auto ptr = cc.newIntPtr();
cc.mov(ptr, regA[B]);
cc.add(ptr, konstd[C]);
cc.lea(ptr, asmjit::x86::ptr(regA[B], konstd[C]));
auto call = cc.call(ToMemAddress(reinterpret_cast<void*>(static_cast<void(*)(FString*, FString*)>(CallAssignString))),
asmjit::FuncSignature2<void, FString*, FString*>(asmjit::CallConv::kIdHostCDecl));
call->setArg(0, regS[A]);
@ -225,10 +222,7 @@ void JitCompiler::EmitLS_R()
{
EmitNullPointerThrow(B, X_READ_NIL);
auto ptr = cc.newIntPtr();
cc.mov(ptr, regA[B]);
auto tmp = cc.newIntPtr();
cc.mov(tmp, regD[C]);
cc.add(ptr, tmp);
cc.lea(ptr, asmjit::x86::ptr(regA[B], regD[C]));
auto call = cc.call(ToMemAddress(reinterpret_cast<void*>(static_cast<void(*)(FString*, FString*)>(CallAssignString))),
asmjit::FuncSignature2<void, FString*, FString*>(asmjit::CallConv::kIdHostCDecl));
call->setArg(0, regS[A]);
@ -327,8 +321,7 @@ void JitCompiler::EmitLCS()
{
EmitNullPointerThrow(B, X_READ_NIL);
auto ptr = cc.newIntPtr();
cc.mov(ptr, regA[B]);
cc.add(ptr, konstd[C]);
cc.lea(ptr, asmjit::x86::ptr(regA[B], konstd[C]));
auto loadLambda = [](FString* to, char** from) -> void {
*to = *from;
};
@ -342,10 +335,7 @@ void JitCompiler::EmitLCS_R()
{
EmitNullPointerThrow(B, X_READ_NIL);
auto ptr = cc.newIntPtr();
cc.mov(ptr, regA[B]);
auto tmp = cc.newIntPtr();
cc.mov(tmp, regD[C]);
cc.add(ptr, tmp);
cc.lea(ptr, asmjit::x86::ptr(regA[B], regD[C]));
auto loadLambda = [](FString* to, char** from) -> void {
*to = *from;
};

8
src/scripting/vm/jit_store.cpp
View file

@ -65,8 +65,7 @@ void JitCompiler::EmitSS()
{
EmitNullPointerThrow(A, X_WRITE_NIL);
auto ptr = cc.newIntPtr();
cc.mov(ptr, regA[A]);
cc.add(ptr, konstd[C]);
cc.lea(ptr, asmjit::x86::ptr(regA[A], konstd[C]));
auto call = cc.call(ToMemAddress(reinterpret_cast<void*>(static_cast<void(*)(FString*, FString*)>(CallAssignString))),
asmjit::FuncSignature2<void, FString*, FString*>(asmjit::CallConv::kIdHostCDecl));
call->setArg(0, ptr);
@ -77,10 +76,7 @@ void JitCompiler::EmitSS_R()
{
EmitNullPointerThrow(A, X_WRITE_NIL);
auto ptr = cc.newIntPtr();
cc.mov(ptr, regA[A]);
auto tmp = cc.newIntPtr();
cc.mov(tmp, regD[C]);
cc.add(ptr, tmp);
cc.lea(ptr, asmjit::x86::ptr(regA[A], regD[C]));
auto call = cc.call(ToMemAddress(reinterpret_cast<void*>(static_cast<void(*)(FString*, FString*)>(CallAssignString))),
asmjit::FuncSignature2<void, FString*, FString*>(asmjit::CallConv::kIdHostCDecl));
call->setArg(0, ptr);