[dynarmic, MacroHLE] Fix crashes on W^X systems (#4090)

should fix crashes on:
- NetBSD
- SELinux
- OpenBSD
- other W^X systems
- some person trying to be funny with W^X on their system even if they dont have to

perf impact should be minimal

Signed-off-by: lizzie <lizzie@eden-emu.dev>

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/4090
Reviewed-by: MaranBr <maranbr@eden-emu.dev>
Reviewed-by: Maufeat <sahyno1996@gmail.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/video_core/macro.cpp b/src/video_core/macro.cpp
index dbf011860e..76a054665c 100644
--- a/src/video_core/macro.cpp
+++ b/src/video_core/macro.cpp
@@ -1117,6 +1117,8 @@ void MacroJITx64Impl::Optimizer_ScanFlags() {
 }
 
 void MacroJITx64Impl::Compile() {
+    // Matching PROTECT_RE needed for W^X systems
+    setProtectMode(Xbyak::CodeArray::ProtectMode::PROTECT_RW);
     labels.fill(Xbyak::Label());
 
     Common::X64::ABI_PushRegistersAndAdjustStack(*this, Common::X64::ABI_ALL_CALLEE_SAVED, 8);
@@ -1164,6 +1166,7 @@ void MacroJITx64Impl::Compile() {
     Common::X64::ABI_PopRegistersAndAdjustStack(*this, Common::X64::ABI_ALL_CALLEE_SAVED, 8);
     ret();
     ready();
+    setProtectMode(Xbyak::CodeArray::ProtectMode::PROTECT_RE);
     program = getCode<ProgramType>();
 }