From f0ee3e29cb6fa5c5d45f5ecd78091295add72baa Mon Sep 17 00:00:00 2001 From: Liam Date: Mon, 4 Dec 2023 22:19:11 -0500 Subject: arm: fix context save of vector regs --- src/core/arm/dynarmic/arm_dynarmic_32.cpp | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/src/core/arm/dynarmic/arm_dynarmic_32.cpp b/src/core/arm/dynarmic/arm_dynarmic_32.cpp index cf52c0505..f34865e26 100644 --- a/src/core/arm/dynarmic/arm_dynarmic_32.cpp +++ b/src/core/arm/dynarmic/arm_dynarmic_32.cpp @@ -400,9 +400,8 @@ void ArmDynarmic32::GetContext(Kernel::Svc::ThreadContext& ctx) const { ctx.pc = gpr[15]; ctx.pstate = j.Cpsr(); - for (size_t i = 0; i < 32; i++) { - ctx.v[i] = {fpr[i], 0}; - } + static_assert(sizeof(fpr) <= sizeof(ctx.v)); + std::memcpy(ctx.v.data(), &fpr, sizeof(fpr)); auto [fpsr, fpcr] = FpscrToFpsrFpcr(j.Fpscr()); ctx.fpcr = fpcr; @@ -421,9 +420,8 @@ void ArmDynarmic32::SetContext(const Kernel::Svc::ThreadContext& ctx) { j.SetCpsr(ctx.pstate); - for (size_t i = 0; i < 32; i++) { - fpr[i] = static_cast(ctx.v[i][0]); - } + static_assert(sizeof(fpr) <= sizeof(ctx.v)); + std::memcpy(&fpr, ctx.v.data(), sizeof(fpr)); j.SetFpscr(FpsrFpcrToFpscr(ctx.fpsr, ctx.fpcr)); m_cp15->uprw = static_cast(ctx.tpidr); -- cgit v1.2.3