From 3d07cef009cf9e287744c7771c67166ef5761ce8 Mon Sep 17 00:00:00 2001
From: ameerj
Date: Tue, 23 Mar 2021 20:27:17 -0400
Subject: shader: Implement VOTE

---
 .../frontend/maxwell/translate/impl/vote.cpp       | 52 ++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp

(limited to 'src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp')

diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
new file mode 100644
index 000000000..a88894a7e
--- /dev/null
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
@@ -0,0 +1,52 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <optional>
+
+#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 VoteOp : u64 {
+    ALL,
+    ANY,
+    EQ,
+};
+
+[[nodiscard]] IR::U1 VoteOperation(IR::IREmitter& ir, const IR::U1& pred, VoteOp vote_op) {
+    switch (vote_op) {
+    case VoteOp::ALL:
+        return ir.VoteAll(pred);
+    case VoteOp::ANY:
+        return ir.VoteAny(pred);
+    case VoteOp::EQ:
+        return ir.VoteEqual(pred);
+    default:
+        throw NotImplementedException("Invalid VOTE op {}", vote_op);
+    }
+}
+
+void Vote(TranslatorVisitor& v, u64 insn) {
+    union {
+        u64 insn;
+        BitField<0, 8, IR::Reg> dest_reg;
+        BitField<39, 3, IR::Pred> pred_a;
+        BitField<42, 1, u64> neg_pred_a;
+        BitField<45, 3, IR::Pred> pred_b;
+        BitField<48, 2, VoteOp> vote_op;
+    } const vote{insn};
+
+    const IR::U1 vote_pred{v.ir.GetPred(vote.pred_a, vote.neg_pred_a != 0)};
+    v.ir.SetPred(vote.pred_b, VoteOperation(v.ir, vote_pred, vote.vote_op));
+    v.X(vote.dest_reg, v.ir.SubgroupBallot(vote_pred));
+}
+} // Anonymous namespace
+
+void TranslatorVisitor::VOTE(u64 insn) {
+    Vote(*this, insn);
+}
+
+} // namespace Shader::Maxwell
-- 
cgit v1.2.3


From 5ed8f2438498d3281c2ce8621869995de3908413 Mon Sep 17 00:00:00 2001
From: FernandoS27
Date: Thu, 1 Apr 2021 07:52:36 +0200
Subject: shader: Stub VOTE.VTG

---
 src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp')

diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
index a88894a7e..391520a18 100644
--- a/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
@@ -49,4 +49,8 @@ void TranslatorVisitor::VOTE(u64 insn) {
     Vote(*this, insn);
 }
 
+void TranslatorVisitor::VOTE_vtg(u64) {
+    // Stub
+}
+
 } // namespace Shader::Maxwell
-- 
cgit v1.2.3


From ecb30c907266921818d5b6b03e341028fa2ea082 Mon Sep 17 00:00:00 2001
From: FernandoS27
Date: Thu, 1 Apr 2021 22:20:57 +0200
Subject: shader: Improve VOTE.VTG stub

---
 src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp')

diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
index 391520a18..2acabb662 100644
--- a/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
@@ -50,7 +50,10 @@ void TranslatorVisitor::VOTE(u64 insn) {
 }
 
 void TranslatorVisitor::VOTE_vtg(u64) {
-    // Stub
+    // LOG_WARNING("VOTE.VTG: Stubbed!");
+    auto imm = ir.Imm1(false);
+    ir.SetFCSMFlag(imm);
+    ir.SetTRFlag(imm);
 }
 
 } // namespace Shader::Maxwell
-- 
cgit v1.2.3


From baec84247fe815199595d9e8077b71f3b5c8317e Mon Sep 17 00:00:00 2001
From: FernandoS27
Date: Sat, 3 Apr 2021 01:48:39 +0200
Subject: shader: Address Feedback

---
 src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

(limited to 'src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp')

diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
index 2acabb662..d508e1e23 100644
--- a/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
@@ -50,10 +50,7 @@ void TranslatorVisitor::VOTE(u64 insn) {
 }
 
 void TranslatorVisitor::VOTE_vtg(u64) {
-    // LOG_WARNING("VOTE.VTG: Stubbed!");
-    auto imm = ir.Imm1(false);
-    ir.SetFCSMFlag(imm);
-    ir.SetTRFlag(imm);
+    // LOG_WARNING(ShaderDecompiler, "VOTE.VTG: Stubbed!");
 }
 
 } // namespace Shader::Maxwell
-- 
cgit v1.2.3


From 0b26f2b90ea4fe6097d982b72dfe38c0a3658ad0 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp
Date: Sat, 3 Apr 2021 06:40:16 -0300
Subject: shader: Remove unused header in VOTE

---
 src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp | 2 --
 1 file changed, 2 deletions(-)

(limited to 'src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp')

diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
index d508e1e23..0793611ff 100644
--- a/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
@@ -2,8 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <optional>
-
 #include "common/bit_field.h"
 #include "common/common_types.h"
 #include "shader_recompiler/frontend/maxwell/translate/impl/impl.h"
-- 
cgit v1.2.3


From 61cd7dd30128633b656ce3264da74bef1ba00bb5 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp
Date: Mon, 14 Jun 2021 02:27:49 -0300
Subject: shader: Add logging

---
 src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp')

diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
index 0793611ff..7ce370f09 100644
--- a/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/vote.cpp
@@ -48,7 +48,7 @@ void TranslatorVisitor::VOTE(u64 insn) {
 }
 
 void TranslatorVisitor::VOTE_vtg(u64) {
-    // LOG_WARNING(ShaderDecompiler, "VOTE.VTG: Stubbed!");
+    LOG_WARNING(Shader, "(STUBBED) called");
 }
 
 } // namespace Shader::Maxwell
-- 
cgit v1.2.3