From 373f75d944473731408d7a72c967d5c4b37af5bb Mon Sep 17 00:00:00 2001
From: lat9nq <22451773+lat9nq@users.noreply.github.com>
Date: Thu, 8 Jul 2021 17:22:31 -0400
Subject: shader: Add shader loop safety check settings

Also add a setting for enable Nsight Aftermath.
---
 src/shader_recompiler/frontend/ir/ir_emitter.cpp | 14 ++++++++++++--
 src/shader_recompiler/frontend/ir/ir_emitter.h   |  3 +++
 src/shader_recompiler/frontend/ir/opcodes.inc    |  2 ++
 3 files changed, 17 insertions(+), 2 deletions(-)

(limited to 'src/shader_recompiler/frontend/ir')

diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.cpp b/src/shader_recompiler/frontend/ir/ir_emitter.cpp
index e9fd41237..6c37af5e7 100644
--- a/src/shader_recompiler/frontend/ir/ir_emitter.cpp
+++ b/src/shader_recompiler/frontend/ir/ir_emitter.cpp
@@ -125,6 +125,12 @@ U1 IREmitter::GetPred(IR::Pred pred, bool is_negated) {
     }
 }
 
+void IREmitter::SetPred(IR::Pred pred, const U1& value) {
+    if (pred != IR::Pred::PT) {
+        Inst(Opcode::SetPred, pred, value);
+    }
+}
+
 U1 IREmitter::GetGotoVariable(u32 id) {
     return Inst<U1>(Opcode::GetGotoVariable, id);
 }
@@ -141,8 +147,12 @@ void IREmitter::SetIndirectBranchVariable(const U32& value) {
     Inst(Opcode::SetIndirectBranchVariable, value);
 }
 
-void IREmitter::SetPred(IR::Pred pred, const U1& value) {
-    Inst(Opcode::SetPred, pred, value);
+U32 IREmitter::GetLoopSafetyVariable(u32 id) {
+    return Inst<U32>(Opcode::GetLoopSafetyVariable, id);
+}
+
+void IREmitter::SetLoopSafetyVariable(u32 id, const U32& counter) {
+    Inst(Opcode::SetLoopSafetyVariable, id, counter);
 }
 
 U32 IREmitter::GetCbuf(const U32& binding, const U32& byte_offset) {
diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.h b/src/shader_recompiler/frontend/ir/ir_emitter.h
index bb3500c54..7caab1f61 100644
--- a/src/shader_recompiler/frontend/ir/ir_emitter.h
+++ b/src/shader_recompiler/frontend/ir/ir_emitter.h
@@ -55,6 +55,9 @@ public:
     [[nodiscard]] U32 GetIndirectBranchVariable();
     void SetIndirectBranchVariable(const U32& value);
 
+    [[nodiscard]] U32 GetLoopSafetyVariable(u32 id);
+    void SetLoopSafetyVariable(u32 id, const U32& counter);
+
     [[nodiscard]] U32 GetCbuf(const U32& binding, const U32& byte_offset);
     [[nodiscard]] Value GetCbuf(const U32& binding, const U32& byte_offset, size_t bitsize,
                                 bool is_signed);
diff --git a/src/shader_recompiler/frontend/ir/opcodes.inc b/src/shader_recompiler/frontend/ir/opcodes.inc
index 8a8d0d759..e87aeddd5 100644
--- a/src/shader_recompiler/frontend/ir/opcodes.inc
+++ b/src/shader_recompiler/frontend/ir/opcodes.inc
@@ -32,6 +32,8 @@ OPCODE(GetGotoVariable,                                     U1,             U32,
 OPCODE(SetGotoVariable,                                     Void,           U32,            U1,                                                             )
 OPCODE(GetIndirectBranchVariable,                           U32,                                                                                            )
 OPCODE(SetIndirectBranchVariable,                           Void,           U32,                                                                            )
+OPCODE(GetLoopSafetyVariable,                               U32,            U32,                                                                            )
+OPCODE(SetLoopSafetyVariable,                               Void,           U32,            U32,                                                            )
 OPCODE(GetCbufU8,                                           U32,            U32,            U32,                                                            )
 OPCODE(GetCbufS8,                                           U32,            U32,            U32,                                                            )
 OPCODE(GetCbufU16,                                          U32,            U32,            U32,                                                            )
-- 
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