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authorGravatar ReinUsesLisp2021-03-26 16:46:07 -0300
committerGravatar ameerj2021-07-22 21:51:24 -0400
commitd9c5bd9509e82fcde72c18663989931f97ed6518 (patch)
treed6575e66d66a8abc8ee8776c1c2536c052424787 /src/shader_recompiler/ir_opt/constant_propagation_pass.cpp
parentshader: Add IR opcode for ImageFetch (diff)
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shader: Refactor PTP and other minor changes
Diffstat (limited to 'src/shader_recompiler/ir_opt/constant_propagation_pass.cpp')
-rw-r--r--src/shader_recompiler/ir_opt/constant_propagation_pass.cpp22
1 files changed, 2 insertions, 20 deletions
diff --git a/src/shader_recompiler/ir_opt/constant_propagation_pass.cpp b/src/shader_recompiler/ir_opt/constant_propagation_pass.cpp
index 12159e738..052f1609b 100644
--- a/src/shader_recompiler/ir_opt/constant_propagation_pass.cpp
+++ b/src/shader_recompiler/ir_opt/constant_propagation_pass.cpp
@@ -355,17 +355,6 @@ void FoldBranchConditional(IR::Inst& inst) {
355 } 355 }
356} 356}
357 357
358void FoldConstantComposite(IR::Inst& inst, size_t amount = 2) {
359 for (size_t i = 0; i < amount; i++) {
360 if (!inst.Arg(i).IsConstantContainer()) {
361 return;
362 }
363 }
364 auto info{inst.Flags<IR::CompositeDecoration>()};
365 info.is_constant = true;
366 inst.SetFlags(info);
367}
368
369void ConstantPropagation(IR::Block& block, IR::Inst& inst) { 358void ConstantPropagation(IR::Block& block, IR::Inst& inst) {
370 switch (inst.Opcode()) { 359 switch (inst.Opcode()) {
371 case IR::Opcode::GetRegister: 360 case IR::Opcode::GetRegister:
@@ -391,13 +380,6 @@ void ConstantPropagation(IR::Block& block, IR::Inst& inst) {
391 case IR::Opcode::SelectF32: 380 case IR::Opcode::SelectF32:
392 case IR::Opcode::SelectF64: 381 case IR::Opcode::SelectF64:
393 return FoldSelect(inst); 382 return FoldSelect(inst);
394 case IR::Opcode::CompositeConstructU32x2:
395 case IR::Opcode::CompositeConstructF16x2:
396 case IR::Opcode::CompositeConstructF32x2:
397 case IR::Opcode::CompositeConstructF64x2:
398 return FoldConstantComposite(inst, 2);
399 case IR::Opcode::CompositeConstructArrayU32x2:
400 return FoldConstantComposite(inst, 4);
401 case IR::Opcode::FPMul32: 383 case IR::Opcode::FPMul32:
402 return FoldFPMul32(inst); 384 return FoldFPMul32(inst);
403 case IR::Opcode::LogicalAnd: 385 case IR::Opcode::LogicalAnd:
@@ -423,12 +405,12 @@ void ConstantPropagation(IR::Block& block, IR::Inst& inst) {
423 return; 405 return;
424 case IR::Opcode::BitFieldSExtract: 406 case IR::Opcode::BitFieldSExtract:
425 FoldWhenAllImmediates(inst, [](s32 base, u32 shift, u32 count) { 407 FoldWhenAllImmediates(inst, [](s32 base, u32 shift, u32 count) {
426 const size_t back_shift = static_cast<size_t>(shift) + static_cast<size_t>(count); 408 const size_t back_shift{static_cast<size_t>(shift) + static_cast<size_t>(count)};
427 if (back_shift > Common::BitSize<s32>()) { 409 if (back_shift > Common::BitSize<s32>()) {
428 throw LogicError("Undefined result in {}({}, {}, {})", IR::Opcode::BitFieldSExtract, 410 throw LogicError("Undefined result in {}({}, {}, {})", IR::Opcode::BitFieldSExtract,
429 base, shift, count); 411 base, shift, count);
430 } 412 }
431 const size_t left_shift = Common::BitSize<s32>() - back_shift; 413 const size_t left_shift{Common::BitSize<s32>() - back_shift};
432 return static_cast<u32>(static_cast<s32>(base << left_shift) >> 414 return static_cast<u32>(static_cast<s32>(base << left_shift) >>
433 static_cast<size_t>(Common::BitSize<s32>() - count)); 415 static_cast<size_t>(Common::BitSize<s32>() - count));
434 }); 416 });