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A32/IR: Add SetVector and GetVector

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This commit is contained in:
MerryMage 2020-05-28 20:39:19 +01:00
parent e85a08ec34
commit 07108246cf
9 changed files with 141 additions and 27 deletions
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30
src/backend/x64/a32_emit_x64.cpp
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@ -51,6 +51,10 @@ static Xbyak::Address MJitStateExtReg(A32::ExtReg reg) {
const size_t index = static_cast<size_t>(reg) - static_cast<size_t>(A32::ExtReg::D0);
return qword[r15 + offsetof(A32JitState, ExtReg) + sizeof(u64) * index];
}
if (A32::IsQuadExtReg(reg)) {
const size_t index = static_cast<size_t>(reg) - static_cast<size_t>(A32::ExtReg::Q0);
return xword[r15 + offsetof(A32JitState, ExtReg) + 2 * sizeof(u64) * index];
}
ASSERT_FALSE("Should never happen.");
}
@ -339,6 +343,19 @@ void A32EmitX64::EmitA32GetExtendedRegister64(A32EmitContext& ctx, IR::Inst* ins
ctx.reg_alloc.DefineValue(inst, result);
}
void A32EmitX64::EmitA32GetVector(A32EmitContext& ctx, IR::Inst* inst) {
const A32::ExtReg reg = inst->GetArg(0).GetA32ExtRegRef();
ASSERT(A32::IsDoubleExtReg(reg) || A32::IsQuadExtReg(reg));
const Xbyak::Xmm result = ctx.reg_alloc.ScratchXmm();
if (A32::IsDoubleExtReg(reg)) {
code.movsd(result, MJitStateExtReg(reg));
} else {
code.movaps(result, MJitStateExtReg(reg));
}
ctx.reg_alloc.DefineValue(inst, result);
}
void A32EmitX64::EmitA32SetRegister(A32EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
const A32::Reg reg = inst->GetArg(0).GetA32RegRef();
@ -382,6 +399,19 @@ void A32EmitX64::EmitA32SetExtendedRegister64(A32EmitContext& ctx, IR::Inst* ins
}
}
void A32EmitX64::EmitA32SetVector(A32EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
const A32::ExtReg reg = inst->GetArg(0).GetA32ExtRegRef();
ASSERT(A32::IsDoubleExtReg(reg) || A32::IsQuadExtReg(reg));
const Xbyak::Xmm to_store = ctx.reg_alloc.UseXmm(args[1]);
if (A32::IsDoubleExtReg(reg)) {
code.movsd(MJitStateExtReg(reg), to_store);
} else {
code.movaps(MJitStateExtReg(reg), to_store);
}
}
static u32 GetCpsrImpl(A32JitState* jit_state) {
return jit_state->Cpsr();
}

6
src/backend/x64/a32_jitstate.h
View file

@ -37,13 +37,13 @@ struct A32JitState {
u32 Cpsr() const;
void SetCpsr(u32 cpsr);
alignas(u64) std::array<u32, 64> ExtReg{}; // Extension registers.
alignas(16) std::array<u32, 64> ExtReg{}; // Extension registers.
static constexpr size_t SpillCount = 64;
std::array<u64, SpillCount> Spill{}; // Spill.
alignas(16) std::array<std::array<u64, 2>, SpillCount> spill{}; // Spill.
static Xbyak::Address GetSpillLocationFromIndex(size_t i) {
using namespace Xbyak::util;
return qword[r15 + offsetof(A32JitState, Spill) + i * sizeof(u64)];
return xword[r15 + offsetof(A32JitState, spill) + i * sizeof(u64) * 2];
}
// For internal use (See: BlockOfCode::RunCode)