From 6c31d2e965263fb2e73ed70603a65e772355dae2 Mon Sep 17 00:00:00 2001 From: Magnus Norddahl Date: Thu, 15 Nov 2018 23:04:11 +0100 Subject: [PATCH] - add dword store to memset code --- src/scripting/vm/jit.cpp | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/src/scripting/vm/jit.cpp b/src/scripting/vm/jit.cpp index 0fa6971e8..a3964d4b2 100644 --- a/src/scripting/vm/jit.cpp +++ b/src/scripting/vm/jit.cpp @@ -604,7 +604,12 @@ void JitCompiler::Setup() { auto zero32 = newTempInt32(); cc.xor_(zero32, zero32); - for (unsigned int i = sseend; i < clearend; i++) + + unsigned int dwordend = sseend + (clearend - sseend) / 4 * 4; + for (unsigned int i = sseend; i < dwordend; i += 4) + cc.mov(asmjit::x86::dword_ptr(vmframe, i), zero32); + + for (unsigned int i = dwordend; i < clearend; i++) cc.mov(asmjit::x86::byte_ptr(vmframe, i), zero32.r8Lo()); }