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- don't use SSE for integer min/max

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This commit is contained in:
Magnus Norddahl 2018-12-02 09:58:08 +01:00
parent 706a923884
commit edc05111cd
1 changed files with 26 additions and 32 deletions
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58
src/scripting/vm/jit_math.cpp
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@ -447,46 +447,40 @@ void JitCompiler::EmitXOR_RK()
void JitCompiler::EmitMIN_RR()
{
auto tmp0 = newTempXmmSs();
auto tmp1 = newTempXmmSs();
cc.movd(tmp0, regD[B]);
cc.movd(tmp1, regD[C]);
cc.pminsd(tmp0, tmp1);
cc.movd(regD[A], tmp0);
auto rc = CheckRegD(C, A);
if (A != B)
cc.mov(regD[A], regD[B]);
cc.cmp(rc, regD[A]);
cc.cmovl(regD[A], rc);
}
void JitCompiler::EmitMIN_RK()
{
auto tmp0 = newTempXmmSs();
auto tmp1 = newTempXmmSs();
auto konstTmp = newTempIntPtr();
cc.mov(konstTmp, asmjit::imm_ptr(&konstd[C]));
cc.movd(tmp0, regD[B]);
cc.movss(tmp1, asmjit::x86::dword_ptr(konstTmp));
cc.pminsd(tmp0, tmp1);
cc.movd(regD[A], tmp0);
auto rc = newTempInt32();
if (A != B)
cc.mov(regD[A], regD[B]);
cc.mov(rc, asmjit::imm(konstd[C]));
cc.cmp(rc, regD[A]);
cc.cmovl(regD[A], rc);
}
void JitCompiler::EmitMAX_RR()
{
auto tmp0 = newTempXmmSs();
auto tmp1 = newTempXmmSs();
cc.movd(tmp0, regD[B]);
cc.movd(tmp1, regD[C]);
cc.pmaxsd(tmp0, tmp1);
cc.movd(regD[A], tmp0);
auto rc = CheckRegD(C, A);
if (A != B)
cc.mov(regD[A], regD[B]);
cc.cmp(rc, regD[A]);
cc.cmovg(regD[A], rc);
}
void JitCompiler::EmitMAX_RK()
{
auto tmp0 = newTempXmmSs();
auto tmp1 = newTempXmmSs();
auto konstTmp = newTempIntPtr();
cc.mov(konstTmp, asmjit::imm_ptr(&konstd[C]));
cc.movd(tmp0, regD[B]);
cc.movss(tmp1, asmjit::x86::dword_ptr(konstTmp));
cc.pmaxsd(tmp0, tmp1);
cc.movd(regD[A], tmp0);
auto rc = newTempInt32();
if (A != B)
cc.mov(regD[A], regD[B]);
cc.mov(rc, asmjit::imm(konstd[C]));
cc.cmp(rc, regD[A]);
cc.cmovg(regD[A], rc);
}
void JitCompiler::EmitABS()
@ -852,7 +846,7 @@ void JitCompiler::EmitMINF_RR()
auto rc = CheckRegF(C, A);
if (A != B)
cc.movsd(regF[A], regF[B]);
cc.minpd(regF[A], rc); // minsd required SSE 4.1
cc.minpd(regF[A], rc); // minsd requires SSE 4.1
}
void JitCompiler::EmitMINF_RK()
@ -861,7 +855,7 @@ void JitCompiler::EmitMINF_RK()
auto tmp = newTempIntPtr();
cc.mov(tmp, asmjit::imm_ptr(&konstf[C]));
cc.movsd(regF[A], asmjit::x86::qword_ptr(tmp));
cc.minpd(regF[A], rb); // minsd required SSE 4.1
cc.minpd(regF[A], rb); // minsd requires SSE 4.1
}
void JitCompiler::EmitMAXF_RR()
@ -869,7 +863,7 @@ void JitCompiler::EmitMAXF_RR()
auto rc = CheckRegF(C, A);
if (A != B)
cc.movsd(regF[A], regF[B]);
cc.maxpd(regF[A], rc); // maxsd required SSE 4.1
cc.maxpd(regF[A], rc); // maxsd requires SSE 4.1
}
void JitCompiler::EmitMAXF_RK()
@ -878,7 +872,7 @@ void JitCompiler::EmitMAXF_RK()
auto tmp = newTempIntPtr();
cc.mov(tmp, asmjit::imm_ptr(&konstf[C]));
cc.movsd(regF[A], asmjit::x86::qword_ptr(tmp));
cc.maxpd(regF[A], rb); // maxsd required SSE 4.1
cc.maxpd(regF[A], rb); // maxsd requires SSE 4.1
}
void JitCompiler::EmitATAN2()