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Diffstat (limited to '')
-rw-r--r-- | src/shader_recompiler/frontend/maxwell/translate/impl/move_special_register.cpp | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/move_special_register.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/move_special_register.cpp new file mode 100644 index 000000000..20cb2674e --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/move_special_register.cpp @@ -0,0 +1,181 @@ +// 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/impl.h" + +namespace Shader::Maxwell { +namespace { +enum class SpecialRegister : u64 { + SR_LANEID = 0, + SR_CLOCK = 1, + SR_VIRTCFG = 2, + SR_VIRTID = 3, + SR_PM0 = 4, + SR_PM1 = 5, + SR_PM2 = 6, + SR_PM3 = 7, + SR_PM4 = 8, + SR_PM5 = 9, + SR_PM6 = 10, + SR_PM7 = 11, + SR12 = 12, + SR13 = 13, + SR14 = 14, + SR_ORDERING_TICKET = 15, + SR_PRIM_TYPE = 16, + SR_INVOCATION_ID = 17, + SR_Y_DIRECTION = 18, + SR_THREAD_KILL = 19, + SM_SHADER_TYPE = 20, + SR_DIRECTCBEWRITEADDRESSLOW = 21, + SR_DIRECTCBEWRITEADDRESSHIGH = 22, + SR_DIRECTCBEWRITEENABLE = 23, + SR_MACHINE_ID_0 = 24, + SR_MACHINE_ID_1 = 25, + SR_MACHINE_ID_2 = 26, + SR_MACHINE_ID_3 = 27, + SR_AFFINITY = 28, + SR_INVOCATION_INFO = 29, + SR_WSCALEFACTOR_XY = 30, + SR_WSCALEFACTOR_Z = 31, + SR_TID = 32, + SR_TID_X = 33, + SR_TID_Y = 34, + SR_TID_Z = 35, + SR_CTA_PARAM = 36, + SR_CTAID_X = 37, + SR_CTAID_Y = 38, + SR_CTAID_Z = 39, + SR_NTID = 40, + SR_CirQueueIncrMinusOne = 41, + SR_NLATC = 42, + SR43 = 43, + SR_SM_SPA_VERSION = 44, + SR_MULTIPASSSHADERINFO = 45, + SR_LWINHI = 46, + SR_SWINHI = 47, + SR_SWINLO = 48, + SR_SWINSZ = 49, + SR_SMEMSZ = 50, + SR_SMEMBANKS = 51, + SR_LWINLO = 52, + SR_LWINSZ = 53, + SR_LMEMLOSZ = 54, + SR_LMEMHIOFF = 55, + SR_EQMASK = 56, + SR_LTMASK = 57, + SR_LEMASK = 58, + SR_GTMASK = 59, + SR_GEMASK = 60, + SR_REGALLOC = 61, + SR_BARRIERALLOC = 62, + SR63 = 63, + SR_GLOBALERRORSTATUS = 64, + SR65 = 65, + SR_WARPERRORSTATUS = 66, + SR_WARPERRORSTATUSCLEAR = 67, + SR68 = 68, + SR69 = 69, + SR70 = 70, + SR71 = 71, + SR_PM_HI0 = 72, + SR_PM_HI1 = 73, + SR_PM_HI2 = 74, + SR_PM_HI3 = 75, + SR_PM_HI4 = 76, + SR_PM_HI5 = 77, + SR_PM_HI6 = 78, + SR_PM_HI7 = 79, + SR_CLOCKLO = 80, + SR_CLOCKHI = 81, + SR_GLOBALTIMERLO = 82, + SR_GLOBALTIMERHI = 83, + SR84 = 84, + SR85 = 85, + SR86 = 86, + SR87 = 87, + SR88 = 88, + SR89 = 89, + SR90 = 90, + SR91 = 91, + SR92 = 92, + SR93 = 93, + SR94 = 94, + SR95 = 95, + SR_HWTASKID = 96, + SR_CIRCULARQUEUEENTRYINDEX = 97, + SR_CIRCULARQUEUEENTRYADDRESSLOW = 98, + SR_CIRCULARQUEUEENTRYADDRESSHIGH = 99, +}; + +[[nodiscard]] IR::U32 Read(IR::IREmitter& ir, SpecialRegister special_register) { + switch (special_register) { + case SpecialRegister::SR_INVOCATION_ID: + return ir.InvocationId(); + case SpecialRegister::SR_THREAD_KILL: + return IR::U32{ir.Select(ir.IsHelperInvocation(), ir.Imm32(-1), ir.Imm32(0))}; + case SpecialRegister::SR_INVOCATION_INFO: + LOG_WARNING(Shader, "(STUBBED) SR_INVOCATION_INFO"); + return ir.Imm32(0x00ff'0000); + case SpecialRegister::SR_TID: { + const IR::Value tid{ir.LocalInvocationId()}; + return ir.BitFieldInsert(ir.BitFieldInsert(IR::U32{ir.CompositeExtract(tid, 0)}, + IR::U32{ir.CompositeExtract(tid, 1)}, + ir.Imm32(16), ir.Imm32(8)), + IR::U32{ir.CompositeExtract(tid, 2)}, ir.Imm32(26), ir.Imm32(6)); + } + case SpecialRegister::SR_TID_X: + return ir.LocalInvocationIdX(); + case SpecialRegister::SR_TID_Y: + return ir.LocalInvocationIdY(); + case SpecialRegister::SR_TID_Z: + return ir.LocalInvocationIdZ(); + case SpecialRegister::SR_CTAID_X: + return ir.WorkgroupIdX(); + case SpecialRegister::SR_CTAID_Y: + return ir.WorkgroupIdY(); + case SpecialRegister::SR_CTAID_Z: + return ir.WorkgroupIdZ(); + case SpecialRegister::SR_WSCALEFACTOR_XY: + LOG_WARNING(Shader, "(STUBBED) SR_WSCALEFACTOR_XY"); + return ir.Imm32(Common::BitCast<u32>(1.0f)); + case SpecialRegister::SR_WSCALEFACTOR_Z: + LOG_WARNING(Shader, "(STUBBED) SR_WSCALEFACTOR_Z"); + return ir.Imm32(Common::BitCast<u32>(1.0f)); + case SpecialRegister::SR_LANEID: + return ir.LaneId(); + case SpecialRegister::SR_EQMASK: + return ir.SubgroupEqMask(); + case SpecialRegister::SR_LTMASK: + return ir.SubgroupLtMask(); + case SpecialRegister::SR_LEMASK: + return ir.SubgroupLeMask(); + case SpecialRegister::SR_GTMASK: + return ir.SubgroupGtMask(); + case SpecialRegister::SR_GEMASK: + return ir.SubgroupGeMask(); + case SpecialRegister::SR_Y_DIRECTION: + return ir.BitCast<IR::U32>(ir.YDirection()); + case SpecialRegister::SR_AFFINITY: + LOG_WARNING(Shader, "(STUBBED) SR_AFFINITY"); + return ir.Imm32(0); // This is the default value hardware returns. + default: + throw NotImplementedException("S2R special register {}", special_register); + } +} +} // Anonymous namespace + +void TranslatorVisitor::S2R(u64 insn) { + union { + u64 raw; + BitField<0, 8, IR::Reg> dest_reg; + BitField<20, 8, SpecialRegister> src_reg; + } const s2r{insn}; + + X(s2r.dest_reg, Read(ir, s2r.src_reg)); +} + +} // namespace Shader::Maxwell |