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Jit: Move addicx to ConstantPropagation

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Note: Jit64 didn't support immediate handling for addic before.
This commit is contained in:
JosJuice 2024-08-31 10:23:14 +02:00
parent a3797778ff
commit 1eea610375
3 changed files with 24 additions and 20 deletions
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26
Source/Core/Core/PowerPC/JitArm64/JitArm64_Integer.cpp
View File

@ -871,30 +871,16 @@ void JitArm64::addic(UGeckoInstruction inst)
int a = inst.RA, d = inst.RD;
bool rc = inst.OPCD == 13;
s32 simm = inst.SIMM_16;
u32 imm = (u32)simm;
if (gpr.IsImm(a))
gpr.BindToRegister(d, d == a);
{
u32 i = gpr.GetImm(a);
gpr.SetImmediate(d, i + imm);
bool has_carry = Interpreter::Helper_Carry(i, imm);
ComputeCarry(has_carry);
if (rc)
ComputeRC0(gpr.GetImm(d));
auto WA = gpr.GetScopedReg();
CARRY_IF_NEEDED(ADDI2R, ADDSI2R, gpr.R(d), gpr.R(a), simm, WA);
}
else
{
gpr.BindToRegister(d, d == a);
{
auto WA = gpr.GetScopedReg();
CARRY_IF_NEEDED(ADDI2R, ADDSI2R, gpr.R(d), gpr.R(a), simm, WA);
}
ComputeCarry();
if (rc)
ComputeRC0(gpr.R(d));
}
ComputeCarry();
if (rc)
ComputeRC0(gpr.R(d));
}
bool JitArm64::MultiplyImmediate(u32 imm, int a, int d, bool rc)

17
Source/Core/Core/PowerPC/JitCommon/ConstantPropagation.cpp
View File

@ -6,6 +6,7 @@
#include <bit>
#include "Core/PowerPC/Gekko.h"
#include "Core/PowerPC/Interpreter/Interpreter.h"
#include "Core/PowerPC/PPCTables.h"
namespace JitCommon
@ -30,6 +31,9 @@ ConstantPropagationResult ConstantPropagation::EvaluateInstruction(UGeckoInstruc
{
switch (inst.OPCD)
{
case 12: // addic
case 13: // addic.
return EvaluateAddImmCarry(inst);
case 14: // addi
case 15: // addis
return EvaluateAddImm(inst);
@ -69,6 +73,19 @@ ConstantPropagationResult ConstantPropagation::EvaluateAddImm(UGeckoInstruction
return ConstantPropagationResult(inst.RD, m_gpr_values[inst.RA] + immediate);
}
ConstantPropagationResult ConstantPropagation::EvaluateAddImmCarry(UGeckoInstruction inst) const
{
if (!HasGPR(inst.RA))
return {};
const u32 a = m_gpr_values[inst.RA];
const bool rc = inst.OPCD & 1;
ConstantPropagationResult result(inst.RD, a + inst.SIMM_16, rc);
result.carry = Interpreter::Helper_Carry(a, inst.SIMM_16);
return result;
}
ConstantPropagationResult ConstantPropagation::EvaluateRlwinmxRlwnmx(UGeckoInstruction inst,
u32 shift) const
{

1
Source/Core/Core/PowerPC/JitCommon/ConstantPropagation.h
View File

@ -78,6 +78,7 @@ public:
private:
ConstantPropagationResult EvaluateAddImm(UGeckoInstruction inst) const;
ConstantPropagationResult EvaluateAddImmCarry(UGeckoInstruction inst) const;
ConstantPropagationResult EvaluateRlwinmxRlwnmx(UGeckoInstruction inst, u32 shift) const;
ConstantPropagationResult EvaluateBitwiseImm(UGeckoInstruction inst,
u32 (*do_op)(u32, u32)) const;