From ce9b116cfe4fcd96df889ed8997c93c6cd2a502c Mon Sep 17 00:00:00 2001 From: ameerj <52414509+ameerj@users.noreply.github.com> Date: Tue, 2 Mar 2021 01:05:57 -0500 Subject: [PATCH] Implement PSET, refactor common comparison funcs --- src/shader_recompiler/CMakeLists.txt | 1 + .../maxwell/translate/impl/common_funcs.cpp | 54 ++++++++-------- .../maxwell/translate/impl/common_funcs.h | 7 +- .../frontend/maxwell/translate/impl/impl.h | 8 +-- .../translate/impl/integer_compare.cpp | 4 +- .../impl/integer_compare_and_set.cpp | 6 +- .../translate/impl/integer_set_predicate.cpp | 64 ++----------------- .../translate/impl/not_implemented.cpp | 4 -- .../maxwell/translate/impl/predicate_set.cpp | 41 ++++++++++++ 9 files changed, 88 insertions(+), 101 deletions(-) create mode 100644 src/shader_recompiler/frontend/maxwell/translate/impl/predicate_set.cpp diff --git a/src/shader_recompiler/CMakeLists.txt b/src/shader_recompiler/CMakeLists.txt index 035fd34e2..057857299 100644 --- a/src/shader_recompiler/CMakeLists.txt +++ b/src/shader_recompiler/CMakeLists.txt @@ -89,6 +89,7 @@ add_library(shader_recompiler STATIC frontend/maxwell/translate/impl/move_register.cpp frontend/maxwell/translate/impl/move_special_register.cpp frontend/maxwell/translate/impl/not_implemented.cpp + frontend/maxwell/translate/impl/predicate_set.cpp frontend/maxwell/translate/impl/select_source_with_predicate.cpp frontend/maxwell/translate/translate.cpp frontend/maxwell/translate/translate.h diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/common_funcs.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/common_funcs.cpp index 3ec146b1a..62f825a92 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/common_funcs.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/common_funcs.cpp @@ -5,42 +5,42 @@ #include "shader_recompiler/frontend/maxwell/translate/impl/common_funcs.h" namespace Shader::Maxwell { -[[nodiscard]] IR::U1 IntegerCompare(TranslatorVisitor& v, const IR::U32& operand_1, - const IR::U32& operand_2, ComparisonOp compare_op, +[[nodiscard]] IR::U1 IntegerCompare(IR::IREmitter& ir, const IR::U32& operand_1, + const IR::U32& operand_2, CompareOp compare_op, bool is_signed) { switch (compare_op) { - case ComparisonOp::False: - return v.ir.Imm1(false); - case ComparisonOp::LessThan: - return v.ir.ILessThan(operand_1, operand_2, is_signed); - case ComparisonOp::Equal: - return v.ir.IEqual(operand_1, operand_2); - case ComparisonOp::LessThanEqual: - return v.ir.ILessThanEqual(operand_1, operand_2, is_signed); - case ComparisonOp::GreaterThan: - return v.ir.IGreaterThan(operand_1, operand_2, is_signed); - case ComparisonOp::NotEqual: - return v.ir.INotEqual(operand_1, operand_2); - case ComparisonOp::GreaterThanEqual: - return v.ir.IGreaterThanEqual(operand_1, operand_2, is_signed); - case ComparisonOp::True: - return v.ir.Imm1(true); + case CompareOp::False: + return ir.Imm1(false); + case CompareOp::LessThan: + return ir.ILessThan(operand_1, operand_2, is_signed); + case CompareOp::Equal: + return ir.IEqual(operand_1, operand_2); + case CompareOp::LessThanEqual: + return ir.ILessThanEqual(operand_1, operand_2, is_signed); + case CompareOp::GreaterThan: + return ir.IGreaterThan(operand_1, operand_2, is_signed); + case CompareOp::NotEqual: + return ir.INotEqual(operand_1, operand_2); + case CompareOp::GreaterThanEqual: + return ir.IGreaterThanEqual(operand_1, operand_2, is_signed); + case CompareOp::True: + return ir.Imm1(true); default: - throw NotImplementedException("CMP"); + throw NotImplementedException("Invalid compare op {}", compare_op); } } -[[nodiscard]] IR::U1 PredicateCombine(TranslatorVisitor& v, const IR::U1& predicate_1, +[[nodiscard]] IR::U1 PredicateCombine(IR::IREmitter& ir, const IR::U1& predicate_1, const IR::U1& predicate_2, BooleanOp bop) { switch (bop) { - case BooleanOp::And: - return v.ir.LogicalAnd(predicate_1, predicate_2); - case BooleanOp::Or: - return v.ir.LogicalOr(predicate_1, predicate_2); - case BooleanOp::Xor: - return v.ir.LogicalXor(predicate_1, predicate_2); + case BooleanOp::AND: + return ir.LogicalAnd(predicate_1, predicate_2); + case BooleanOp::OR: + return ir.LogicalOr(predicate_1, predicate_2); + case BooleanOp::XOR: + return ir.LogicalXor(predicate_1, predicate_2); default: - throw NotImplementedException("BOP"); + throw NotImplementedException("Invalid bop {}", bop); } } } // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/common_funcs.h b/src/shader_recompiler/frontend/maxwell/translate/impl/common_funcs.h index 293fcce2e..61e13fa18 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/common_funcs.h +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/common_funcs.h @@ -8,10 +8,9 @@ #include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" namespace Shader::Maxwell { -[[nodiscard]] IR::U1 IntegerCompare(TranslatorVisitor& v, const IR::U32& operand_1, - const IR::U32& operand_2, ComparisonOp compare_op, - bool is_signed); +[[nodiscard]] IR::U1 IntegerCompare(IR::IREmitter& ir, const IR::U32& operand_1, + const IR::U32& operand_2, CompareOp compare_op, bool is_signed); -[[nodiscard]] IR::U1 PredicateCombine(TranslatorVisitor& v, const IR::U1& predicate_1, +[[nodiscard]] IR::U1 PredicateCombine(IR::IREmitter& ir, const IR::U1& predicate_1, const IR::U1& predicate_2, BooleanOp bop); } // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h b/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h index 232f8c894..ad09ade7c 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h @@ -11,7 +11,7 @@ namespace Shader::Maxwell { -enum class ComparisonOp : u64 { +enum class CompareOp : u64 { False, LessThan, Equal, @@ -23,9 +23,9 @@ enum class ComparisonOp : u64 { }; enum class BooleanOp : u64 { - And, - Or, - Xor, + AND, + OR, + XOR, }; class TranslatorVisitor { diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/integer_compare.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/integer_compare.cpp index d844974d8..ba6e01926 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/integer_compare.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/integer_compare.cpp @@ -15,12 +15,12 @@ void ICMP(TranslatorVisitor& v, u64 insn, const IR::U32& src_a, const IR::U32& o BitField<0, 8, IR::Reg> dest_reg; BitField<8, 8, IR::Reg> src_reg; BitField<48, 1, u64> is_signed; - BitField<49, 3, ComparisonOp> compare_op; + BitField<49, 3, CompareOp> compare_op; } const icmp{insn}; const IR::U32 zero{v.ir.Imm32(0)}; const bool is_signed{icmp.is_signed != 0}; - const IR::U1 cmp_result{IntegerCompare(v, operand, zero, icmp.compare_op, is_signed)}; + const IR::U1 cmp_result{IntegerCompare(v.ir, operand, zero, icmp.compare_op, is_signed)}; const IR::U32 src_reg{v.X(icmp.src_reg)}; const IR::U32 result{v.ir.Select(cmp_result, src_reg, src_a)}; diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/integer_compare_and_set.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/integer_compare_and_set.cpp index b6a7b593d..914af010f 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/integer_compare_and_set.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/integer_compare_and_set.cpp @@ -20,7 +20,7 @@ void ISET(TranslatorVisitor& v, u64 insn, const IR::U32& src_a) { BitField<44, 1, u64> bf; BitField<45, 2, BooleanOp> bop; BitField<48, 1, u64> is_signed; - BitField<49, 3, ComparisonOp> compare_op; + BitField<49, 3, CompareOp> compare_op; } const iset{insn}; if (iset.x != 0) { @@ -33,8 +33,8 @@ void ISET(TranslatorVisitor& v, u64 insn, const IR::U32& src_a) { if (iset.neg_pred != 0) { pred = v.ir.LogicalNot(pred); } - const IR::U1 cmp_result{IntegerCompare(v, src_reg, src_a, iset.compare_op, is_signed)}; - const IR::U1 bop_result{PredicateCombine(v, cmp_result, pred, iset.bop)}; + const IR::U1 cmp_result{IntegerCompare(v.ir, src_reg, src_a, iset.compare_op, is_signed)}; + const IR::U1 bop_result{PredicateCombine(v.ir, cmp_result, pred, iset.bop)}; const IR::U32 one_mask{v.ir.Imm32(-1)}; const IR::U32 fp_one{v.ir.Imm32(0x3f800000)}; diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/integer_set_predicate.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/integer_set_predicate.cpp index 1bc9ef363..7743701d0 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/integer_set_predicate.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/integer_set_predicate.cpp @@ -4,62 +4,11 @@ #include "common/bit_field.h" #include "common/common_types.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/common_funcs.h" #include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" namespace Shader::Maxwell { namespace { -enum class CompareOp : u64 { - F, // Always false - LT, // Less than - EQ, // Equal - LE, // Less than or equal - GT, // Greater than - NE, // Not equal - GE, // Greater than or equal - T, // Always true -}; - -enum class Bop : u64 { - AND, - OR, - XOR, -}; - -IR::U1 Compare(IR::IREmitter& ir, CompareOp op, const IR::U32& lhs, const IR::U32& rhs, - bool is_signed) { - switch (op) { - case CompareOp::F: - return ir.Imm1(false); - case CompareOp::LT: - return ir.ILessThan(lhs, rhs, is_signed); - case CompareOp::EQ: - return ir.IEqual(lhs, rhs); - case CompareOp::LE: - return ir.ILessThanEqual(lhs, rhs, is_signed); - case CompareOp::GT: - return ir.IGreaterThan(lhs, rhs, is_signed); - case CompareOp::NE: - return ir.INotEqual(lhs, rhs); - case CompareOp::GE: - return ir.IGreaterThanEqual(lhs, rhs, is_signed); - case CompareOp::T: - return ir.Imm1(true); - } - throw NotImplementedException("Invalid ISETP compare op {}", op); -} - -IR::U1 Combine(IR::IREmitter& ir, Bop bop, const IR::U1& comparison, const IR::U1& bop_pred) { - switch (bop) { - case Bop::AND: - return ir.LogicalAnd(comparison, bop_pred); - case Bop::OR: - return ir.LogicalOr(comparison, bop_pred); - case Bop::XOR: - return ir.LogicalXor(comparison, bop_pred); - } - throw NotImplementedException("Invalid ISETP bop {}", bop); -} - void ISETP(TranslatorVisitor& v, u64 insn, const IR::U32& op_b) { union { u64 raw; @@ -68,17 +17,18 @@ void ISETP(TranslatorVisitor& v, u64 insn, const IR::U32& op_b) { BitField<8, 8, IR::Reg> src_reg_a; BitField<39, 3, IR::Pred> bop_pred; BitField<42, 1, u64> neg_bop_pred; - BitField<45, 2, Bop> bop; + BitField<45, 2, BooleanOp> bop; BitField<48, 1, u64> is_signed; BitField<49, 3, CompareOp> compare_op; } const isetp{insn}; - const Bop bop{isetp.bop}; + const BooleanOp bop{isetp.bop}; + const CompareOp compare_op{isetp.compare_op}; const IR::U32 op_a{v.X(isetp.src_reg_a)}; - const IR::U1 comparison{Compare(v.ir, isetp.compare_op, op_a, op_b, isetp.is_signed != 0)}; + const IR::U1 comparison{IntegerCompare(v.ir, op_a, op_b, compare_op, isetp.is_signed != 0)}; const IR::U1 bop_pred{v.ir.GetPred(isetp.bop_pred, isetp.neg_bop_pred != 0)}; - const IR::U1 result_a{Combine(v.ir, bop, comparison, bop_pred)}; - const IR::U1 result_b{Combine(v.ir, bop, v.ir.LogicalNot(comparison), bop_pred)}; + const IR::U1 result_a{PredicateCombine(v.ir, comparison, bop_pred, bop)}; + const IR::U1 result_b{PredicateCombine(v.ir, v.ir.LogicalNot(comparison), bop_pred, bop)}; v.ir.SetPred(isetp.dest_pred_a, result_a); v.ir.SetPred(isetp.dest_pred_b, result_b); } diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp index 2da0b87c4..291d7a4bc 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp @@ -593,10 +593,6 @@ void TranslatorVisitor::PRMT_imm(u64) { ThrowNotImplemented(Opcode::PRMT_imm); } -void TranslatorVisitor::PSET(u64) { - ThrowNotImplemented(Opcode::PSET); -} - void TranslatorVisitor::PSETP(u64) { ThrowNotImplemented(Opcode::PSETP); } diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/predicate_set.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/predicate_set.cpp new file mode 100644 index 000000000..6c15963fa --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/predicate_set.cpp @@ -0,0 +1,41 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/bit_field.h" +#include "common/common_types.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/common_funcs.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" + +namespace Shader::Maxwell { +void TranslatorVisitor::PSET(u64 insn) { + union { + u64 raw; + BitField<0, 8, IR::Reg> dest_reg; + BitField<12, 3, IR::Pred> pred_a; + BitField<15, 1, u64> neg_pred_a; + BitField<24, 2, BooleanOp> bop_1; + BitField<29, 3, IR::Pred> pred_b; + BitField<32, 1, u64> neg_pred_b; + BitField<39, 3, IR::Pred> pred_c; + BitField<42, 1, u64> neg_pred_c; + BitField<44, 1, u64> bf; + BitField<45, 2, BooleanOp> bop_2; + } const pset{insn}; + + const IR::U1 pred_a{ir.GetPred(pset.pred_a, pset.neg_pred_a != 0)}; + const IR::U1 pred_b{ir.GetPred(pset.pred_b, pset.neg_pred_b != 0)}; + const IR::U1 pred_c{ir.GetPred(pset.pred_c, pset.neg_pred_c != 0)}; + + const IR::U1 res_1{PredicateCombine(ir, pred_a, pred_b, pset.bop_1)}; + const IR::U1 res_2{PredicateCombine(ir, res_1, pred_c, pset.bop_2)}; + + const IR::U32 true_result{pset.bf != 0 ? ir.Imm32(0x3f800000) : ir.Imm32(-1)}; + const IR::U32 false_result{ir.Imm32(0)}; + + const IR::U32 result{ir.Select(res_2, true_result, false_result)}; + + X(pset.dest_reg, result); +} + +} // namespace Shader::Maxwell