diff options
| author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-02-05 05:58:02 -0300 |
|---|---|---|
| committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-22 21:51:21 -0400 |
| commit | e81739493a0cacc1efe3295f9d287d5d31b1a989 (patch) | |
| tree | 11a3d04ce9def535414a00226030798f337c053c /src/shader_recompiler/ir_opt/identity_removal_pass.cpp | |
| parent | d24a16045f0f6b0b873d5e3b5bf187c1a8c4343f (diff) | |
shader: Constant propagation and global memory to storage buffer
Diffstat (limited to 'src/shader_recompiler/ir_opt/identity_removal_pass.cpp')
| -rw-r--r-- | src/shader_recompiler/ir_opt/identity_removal_pass.cpp | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/src/shader_recompiler/ir_opt/identity_removal_pass.cpp b/src/shader_recompiler/ir_opt/identity_removal_pass.cpp index 7f85000878..39a9729191 100644 --- a/src/shader_recompiler/ir_opt/identity_removal_pass.cpp +++ b/src/shader_recompiler/ir_opt/identity_removal_pass.cpp @@ -10,22 +10,24 @@ namespace Shader::Optimization { -void IdentityRemovalPass(IR::Block& block) { +void IdentityRemovalPass(IR::Function& function) { std::vector<IR::Inst*> to_invalidate; - for (auto inst = block.begin(); inst != block.end();) { - const size_t num_args{inst->NumArgs()}; - for (size_t i = 0; i < num_args; ++i) { - IR::Value arg; - while ((arg = inst->Arg(i)).IsIdentity()) { - inst->SetArg(i, arg.Inst()->Arg(0)); + for (auto& block : function.blocks) { + for (auto inst = block->begin(); inst != block->end();) { + const size_t num_args{inst->NumArgs()}; + for (size_t i = 0; i < num_args; ++i) { + IR::Value arg; + while ((arg = inst->Arg(i)).IsIdentity()) { + inst->SetArg(i, arg.Inst()->Arg(0)); + } + } + if (inst->Opcode() == IR::Opcode::Identity || inst->Opcode() == IR::Opcode::Void) { + to_invalidate.push_back(&*inst); + inst = block->Instructions().erase(inst); + } else { + ++inst; } - } - if (inst->Opcode() == IR::Opcode::Identity || inst->Opcode() == IR::Opcode::Void) { - to_invalidate.push_back(&*inst); - inst = block.Instructions().erase(inst); - } else { - ++inst; } } for (IR::Inst* const inst : to_invalidate) { |