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author | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-03-29 03:33:52 +0200 |
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committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-23 03:51:25 +0200 |
commit | 73af0d2e0d12d94b1d2dc8c0b448d0769cf111f4 (patch) | |
tree | 67dd8ebbd7d88083cc1e7037be7ab7398394eef3 /src | |
parent | shader: Implement I2I SAT (diff) | |
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Diffstat (limited to 'src')
3 files changed, 45 insertions, 24 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv.h b/src/shader_recompiler/backend/spirv/emit_spirv.h index af6b8a68f..204c5f9e0 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv.h +++ b/src/shader_recompiler/backend/spirv/emit_spirv.h @@ -276,7 +276,7 @@ Id EmitBitwiseAnd32(EmitContext& ctx, Id a, Id b); Id EmitBitwiseOr32(EmitContext& ctx, Id a, Id b); Id EmitBitwiseXor32(EmitContext& ctx, Id a, Id b); Id EmitBitFieldInsert(EmitContext& ctx, Id base, Id insert, Id offset, Id count); -Id EmitBitFieldSExtract(EmitContext& ctx, Id base, Id offset, Id count); +Id EmitBitFieldSExtract(EmitContext& ctx, IR::Inst* inst, Id base, Id offset, Id count); Id EmitBitFieldUExtract(EmitContext& ctx, IR::Inst* inst, Id base, Id offset, Id count); Id EmitBitReverse32(EmitContext& ctx, Id value); Id EmitBitCount32(EmitContext& ctx, Id value); @@ -287,8 +287,8 @@ Id EmitSMin32(EmitContext& ctx, Id a, Id b); Id EmitUMin32(EmitContext& ctx, Id a, Id b); Id EmitSMax32(EmitContext& ctx, Id a, Id b); Id EmitUMax32(EmitContext& ctx, Id a, Id b); -Id EmitSClamp32(EmitContext& ctx, Id value, Id min, Id max); -Id EmitUClamp32(EmitContext& ctx, Id value, Id min, Id max); +Id EmitSClamp32(EmitContext& ctx, IR::Inst* inst, Id value, Id min, Id max); +Id EmitUClamp32(EmitContext& ctx, IR::Inst* inst, Id value, Id min, Id max); Id EmitSLessThan(EmitContext& ctx, Id lhs, Id rhs); Id EmitULessThan(EmitContext& ctx, Id lhs, Id rhs); Id EmitIEqual(EmitContext& ctx, Id lhs, Id rhs); diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp index 37fc7c7a2..8bf43b91d 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp +++ b/src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp @@ -5,6 +5,25 @@ #include "shader_recompiler/backend/spirv/emit_spirv.h" namespace Shader::Backend::SPIRV { +namespace { +void SetZeroFlag(EmitContext& ctx, IR::Inst* inst, Id result) { + IR::Inst* const zero{inst->GetAssociatedPseudoOperation(IR::Opcode::GetZeroFromOp)}; + if (!zero) { + return; + } + zero->SetDefinition(ctx.OpIEqual(ctx.U1, result, ctx.u32_zero_value)); + zero->Invalidate(); +} + +void SetSignFlag(EmitContext& ctx, IR::Inst* inst, Id result) { + IR::Inst* const sign{inst->GetAssociatedPseudoOperation(IR::Opcode::GetSignFromOp)}; + if (!sign) { + return; + } + sign->SetDefinition(ctx.OpSLessThan(ctx.U1, result, ctx.u32_zero_value)); + sign->Invalidate(); +} +} // Anonymous namespace Id EmitIAdd32(EmitContext& ctx, IR::Inst* inst, Id a, Id b) { Id result{}; @@ -19,14 +38,8 @@ Id EmitIAdd32(EmitContext& ctx, IR::Inst* inst, Id a, Id b) { } else { result = ctx.OpIAdd(ctx.U32[1], a, b); } - if (IR::Inst* const zero{inst->GetAssociatedPseudoOperation(IR::Opcode::GetZeroFromOp)}) { - zero->SetDefinition(ctx.OpIEqual(ctx.U1, result, ctx.u32_zero_value)); - zero->Invalidate(); - } - if (IR::Inst* const sign{inst->GetAssociatedPseudoOperation(IR::Opcode::GetSignFromOp)}) { - sign->SetDefinition(ctx.OpSLessThan(ctx.U1, result, ctx.u32_zero_value)); - sign->Invalidate(); - } + SetZeroFlag(ctx, inst, result); + SetSignFlag(ctx, inst, result); if (IR::Inst * overflow{inst->GetAssociatedPseudoOperation(IR::Opcode::GetOverflowFromOp)}) { // https://stackoverflow.com/questions/55468823/how-to-detect-integer-overflow-in-c constexpr u32 s32_max{static_cast<u32>(std::numeric_limits<s32>::max())}; @@ -114,16 +127,17 @@ Id EmitBitFieldInsert(EmitContext& ctx, Id base, Id insert, Id offset, Id count) return ctx.OpBitFieldInsert(ctx.U32[1], base, insert, offset, count); } -Id EmitBitFieldSExtract(EmitContext& ctx, Id base, Id offset, Id count) { - return ctx.OpBitFieldSExtract(ctx.U32[1], base, offset, count); +Id EmitBitFieldSExtract(EmitContext& ctx, IR::Inst* inst, Id base, Id offset, Id count) { + const Id result{ctx.OpBitFieldSExtract(ctx.U32[1], base, offset, count)}; + SetZeroFlag(ctx, inst, result); + SetSignFlag(ctx, inst, result); + return result; } Id EmitBitFieldUExtract(EmitContext& ctx, IR::Inst* inst, Id base, Id offset, Id count) { const Id result{ctx.OpBitFieldUExtract(ctx.U32[1], base, offset, count)}; - if (IR::Inst* const zero{inst->GetAssociatedPseudoOperation(IR::Opcode::GetZeroFromOp)}) { - zero->SetDefinition(ctx.OpIEqual(ctx.U1, result, ctx.u32_zero_value)); - zero->Invalidate(); - } + SetZeroFlag(ctx, inst, result); + SetSignFlag(ctx, inst, result); return result; } @@ -163,12 +177,18 @@ Id EmitUMax32(EmitContext& ctx, Id a, Id b) { return ctx.OpUMax(ctx.U32[1], a, b); } -Id EmitSClamp32(EmitContext& ctx, Id value, Id min, Id max) { - return ctx.OpSClamp(ctx.U32[1], value, min, max); +Id EmitSClamp32(EmitContext& ctx, IR::Inst* inst, Id value, Id min, Id max) { + const Id result{ctx.OpSClamp(ctx.U32[1], value, min, max)}; + SetZeroFlag(ctx, inst, result); + SetSignFlag(ctx, inst, result); + return result; } -Id EmitUClamp32(EmitContext& ctx, Id value, Id min, Id max) { - return ctx.OpUClamp(ctx.U32[1], value, min, max); +Id EmitUClamp32(EmitContext& ctx, IR::Inst* inst, Id value, Id min, Id max) { + const Id result{ctx.OpUClamp(ctx.U32[1], value, min, max)}; + SetZeroFlag(ctx, inst, result); + SetSignFlag(ctx, inst, result); + return result; } Id EmitSLessThan(EmitContext& ctx, Id lhs, Id rhs) { diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/integer_to_integer_conversion.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/integer_to_integer_conversion.cpp index 98b7f59f7..2f1a58805 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/integer_to_integer_conversion.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/integer_to_integer_conversion.cpp @@ -74,9 +74,6 @@ void I2I(TranslatorVisitor& v, u64 insn, const IR::U32& src_a) { BitField<50, 1, u64> sat; } const i2i{insn}; - if (i2i.cc != 0) { - throw NotImplementedException("I2I CC"); - } if (i2i.src_fmt == IntegerWidth::Short && (i2i.selector == 1 || i2i.selector == 3)) { throw NotImplementedException("16-bit source format incompatible with selector {}", i2i.selector); @@ -105,6 +102,10 @@ void I2I(TranslatorVisitor& v, u64 insn, const IR::U32& src_a) { : ConvertInteger(v.ir, src_values, i2i.dst_fmt)}; v.X(i2i.dest_reg, result); + if (i2i.cc != 0) { + v.SetZFlag(v.ir.GetZeroFromOp(result)); + v.SetSFlag(v.ir.GetSignFromOp(result)); + } } } // Anonymous namespace |