From feddf69cb4f2b9258c2113e5fff006cc27075965 Mon Sep 17 00:00:00 2001
From: MerryMage <MerryMage@users.noreply.github.com>
Date: Sat, 6 Jun 2020 20:46:09 +0100
Subject: [PATCH] emit_x64_crc32: Use same constants
---
src/backend/x64/emit_x64_crc32.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/backend/x64/emit_x64_crc32.cpp b/src/backend/x64/emit_x64_crc32.cpp
index 7248a222..cceff475 100644
--- a/src/backend/x64/emit_x64_crc32.cpp
+++ b/src/backend/x64/emit_x64_crc32.cpp
@@ -42,7 +42,7 @@ static void EmitCRC32ISO(BlockOfCode& code, EmitContext& ctx, IR::Inst* inst, co
const Xbyak::Xmm xmm_const = ctx.reg_alloc.ScratchXmm();
const Xbyak::Xmm xmm_tmp = ctx.reg_alloc.ScratchXmm();
- code.movdqa(xmm_const, code.MConst(xword, 0x00000001'F7011641, 0x00000001'DB710641));
+ code.movdqa(xmm_const, code.MConst(xword, 0xb4e5b025'f7011641, 0x00000001'DB710641));
code.movzx(value.cvt32(), value.changeBit(data_size));
code.xor_(value.cvt32(), crc);
@@ -72,7 +72,7 @@ static void EmitCRC32ISO(BlockOfCode& code, EmitContext& ctx, IR::Inst* inst, co
const Xbyak::Xmm xmm_value = ctx.reg_alloc.ScratchXmm();
const Xbyak::Xmm xmm_const = ctx.reg_alloc.ScratchXmm();
- code.movdqa(xmm_const, code.MConst(xword, 0x00000001'F7011641, 0x00000001'DB710641));
+ code.movdqa(xmm_const, code.MConst(xword, 0xb4e5b025'f7011641, 0x00000001'DB710641));
code.xor_(crc, value);
code.shl(crc.cvt64(), 32);