pot fix

src/dynarmic/src/dynarmic/backend/x64/a64_emit_x64.cpp

@@ -90,6 +90,10 @@ A64EmitX64::BlockDescriptor A64EmitX64::Emit(IR::Block& block) noexcept {
     code.align();
     const auto* const entrypoint = code.getCurr();
 
+    code.push(rbp);
+    code.mov(rbp, rsp);
+    code.and_(rsp, -16);
+
     DEBUG_ASSERT(block.GetCondition() == IR::Cond::AL);
     typedef void (EmitX64::*EmitHandlerFn)(EmitContext& context, IR::Inst* inst);
     constexpr EmitHandlerFn opcode_handlers[] = {
@@ -248,6 +252,9 @@ void A64EmitX64::GenTerminalHandlers() {
         }
         code.and_(code.ABI_PARAM1.cvt32(), fast_dispatch_table_mask);
         code.lea(code.ABI_RETURN, code.ptr[code.ABI_PARAM2 + code.ABI_PARAM1]);
+
+        code.mov(rsp, rbp);
+        code.pop(rbp);
         code.ret();
         PerfMapRegister(fast_dispatch_table_lookup, code.getCurr(), "a64_fast_dispatch_table_lookup");
     }

src/dynarmic/src/dynarmic/backend/x64/abi.cpp

@@ -43,12 +43,10 @@ static FrameInfo CalculateFrameInfo(const size_t num_gprs, const size_t num_xmms
 void ABI_PushRegistersAndAdjustStack(BlockOfCode& code, const size_t frame_size, std::bitset<32> const& regs) {
     using namespace Xbyak::util;
 
-    const size_t num_gprs = (ABI_ALL_GPRS & regs).count() + 1;
+    const size_t num_gprs = (ABI_ALL_GPRS & regs).count();
     const size_t num_xmms = (ABI_ALL_XMMS & regs).count();
     const FrameInfo frame_info = CalculateFrameInfo(num_gprs, num_xmms, frame_size);
 
-    code.push(rbp);
-    code.mov(rbp, rsp);
     for (size_t i = 0; i < regs.size(); ++i)
         if (regs[i] && HostLocIsGPR(HostLoc(i)))
             code.push(HostLocToReg64(HostLoc(i)));
@@ -70,7 +68,7 @@ void ABI_PushRegistersAndAdjustStack(BlockOfCode& code, const size_t frame_size,
 void ABI_PopRegistersAndAdjustStack(BlockOfCode& code, const size_t frame_size, std::bitset<32> const& regs) {
     using namespace Xbyak::util;
 
-    const size_t num_gprs = (ABI_ALL_GPRS & regs).count() + 1;
+    const size_t num_gprs = (ABI_ALL_GPRS & regs).count();
     const size_t num_xmms = (ABI_ALL_XMMS & regs).count();
     const FrameInfo frame_info = CalculateFrameInfo(num_gprs, num_xmms, frame_size);
 
@@ -89,7 +87,6 @@ void ABI_PopRegistersAndAdjustStack(BlockOfCode& code, const size_t frame_size,
     for (int32_t i = regs.size() - 1; i >= 0; --i)
         if (regs[i] && HostLocIsGPR(HostLoc(i)))
             code.pop(HostLocToReg64(HostLoc(i)));
-    code.pop(rbp);
 }
 
 void ABI_PushCalleeSaveRegistersAndAdjustStack(BlockOfCode& code, const std::size_t frame_size) {

src/dynarmic/src/dynarmic/backend/x64/exception_handler_windows.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -176,7 +176,7 @@ struct ExceptionHandler::Impl final {
 
         code.align(16);
         const u8* exception_handler_without_cb = code.getCurr<u8*>();
-        code.mov(code.eax, static_cast<u32>(ExceptionContinueSearch));
+        code.mov(code.eax, u32(ExceptionContinueSearch));
         code.ret();
 
         code.align(16);
@@ -192,20 +192,18 @@ struct ExceptionHandler::Impl final {
         code.lea(code.rsp, code.ptr[code.rsp - 8]);
         code.mov(code.ABI_PARAM1, std::bit_cast<u64>(&cb));
         code.mov(code.ABI_PARAM2, code.ABI_PARAM3);
-        code.CallLambda(
-            [](const std::function<FakeCall(u64)>& cb_, PCONTEXT ctx) {
-                FakeCall fc = cb_(ctx->Rip);
-
-                ctx->Rsp -= sizeof(u64);
-                *std::bit_cast<u64*>(ctx->Rsp) = fc.ret_rip;
-                ctx->Rip = fc.call_rip;
-            });
+        code.CallLambda([](const std::function<FakeCall(u64)>& cb_, PCONTEXT ctx) {
+            FakeCall fc = cb_(ctx->Rip);
+            ctx->Rsp -= sizeof(u64);
+            *std::bit_cast<u64*>(ctx->Rsp) = fc.ret_rip;
+            ctx->Rip = fc.call_rip;
+        });
         code.add(code.rsp, 8);
-        code.mov(code.eax, static_cast<u32>(ExceptionContinueExecution));
+        code.mov(code.eax, u32(ExceptionContinueExecution));
         code.ret();
 
-        exception_handler_without_cb_offset = static_cast<ULONG>(exception_handler_without_cb - code.getCode<u8*>());
-        exception_handler_with_cb_offset = static_cast<ULONG>(exception_handler_with_cb - code.getCode<u8*>());
+        exception_handler_without_cb_offset = ULONG(exception_handler_without_cb - code.getCode<u8*>());
+        exception_handler_with_cb_offset = ULONG(exception_handler_with_cb - code.getCode<u8*>());
 
         code.align(16);
         UNWIND_INFO* unwind_info = static_cast<UNWIND_INFO*>(code.AllocateFromCodeSpace(sizeof(UNWIND_INFO)));