summaryrefslogtreecommitdiffstats
path: root/src/shader_recompiler/frontend
diff options
context:
space:
mode:
authorFernandoS27 <fsahmkow27@gmail.com>2021-04-02 19:27:30 +0200
committerameerj <52414509+ameerj@users.noreply.github.com>2021-07-23 03:51:26 +0200
commit655f7a570a10218ffb2ed175bb7f0b84530ccae0 (patch)
treebb95bc316718bd5c746a0b28084b3548a4aea222 /src/shader_recompiler/frontend
parentshader: Improve VOTE.VTG stub (diff)
downloadyuzu-655f7a570a10218ffb2ed175bb7f0b84530ccae0.tar
yuzu-655f7a570a10218ffb2ed175bb7f0b84530ccae0.tar.gz
yuzu-655f7a570a10218ffb2ed175bb7f0b84530ccae0.tar.bz2
yuzu-655f7a570a10218ffb2ed175bb7f0b84530ccae0.tar.lz
yuzu-655f7a570a10218ffb2ed175bb7f0b84530ccae0.tar.xz
yuzu-655f7a570a10218ffb2ed175bb7f0b84530ccae0.tar.zst
yuzu-655f7a570a10218ffb2ed175bb7f0b84530ccae0.zip
Diffstat (limited to 'src/shader_recompiler/frontend')
-rw-r--r--src/shader_recompiler/frontend/ir/ir_emitter.cpp4
-rw-r--r--src/shader_recompiler/frontend/ir/ir_emitter.h2
-rw-r--r--src/shader_recompiler/frontend/ir/modifiers.h13
-rw-r--r--src/shader_recompiler/frontend/ir/opcodes.inc3
-rw-r--r--src/shader_recompiler/frontend/maxwell/translate/impl/barrier_operations.cpp56
-rw-r--r--src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp11
6 files changed, 78 insertions, 11 deletions
diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.cpp b/src/shader_recompiler/frontend/ir/ir_emitter.cpp
index ddaa873f2..2fd90303f 100644
--- a/src/shader_recompiler/frontend/ir/ir_emitter.cpp
+++ b/src/shader_recompiler/frontend/ir/ir_emitter.cpp
@@ -82,6 +82,10 @@ void IREmitter::SelectionMerge(Block* merge_block) {
Inst(Opcode::SelectionMerge, merge_block);
}
+void IREmitter::MemoryBarrier(BarrierInstInfo info) {
+ Inst(Opcode::MemoryBarrier, Flags{info});
+}
+
void IREmitter::Return() {
block->SetReturn();
Inst(Opcode::Return);
diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.h b/src/shader_recompiler/frontend/ir/ir_emitter.h
index 6e04eec7f..5bebf66e3 100644
--- a/src/shader_recompiler/frontend/ir/ir_emitter.h
+++ b/src/shader_recompiler/frontend/ir/ir_emitter.h
@@ -136,6 +136,8 @@ public:
[[nodiscard]] Value Select(const U1& condition, const Value& true_value,
const Value& false_value);
+ [[nodiscard]] void MemoryBarrier(BarrierInstInfo info);
+
template <typename Dest, typename Source>
[[nodiscard]] Dest BitCast(const Source& value);
diff --git a/src/shader_recompiler/frontend/ir/modifiers.h b/src/shader_recompiler/frontend/ir/modifiers.h
index 90078f535..7730c25a9 100644
--- a/src/shader_recompiler/frontend/ir/modifiers.h
+++ b/src/shader_recompiler/frontend/ir/modifiers.h
@@ -25,6 +25,14 @@ enum class FpRounding : u8 {
RZ, // Round towards zero
};
+enum class MemoryScope : u32 {
+ DontCare,
+ Warp,
+ Workgroup,
+ Device,
+ System
+};
+
struct FpControl {
bool no_contraction{false};
FpRounding rounding{FpRounding::DontCare};
@@ -32,6 +40,11 @@ struct FpControl {
};
static_assert(sizeof(FpControl) <= sizeof(u32));
+union BarrierInstInfo {
+ u32 raw;
+ BitField<0, 3, MemoryScope> scope;
+};
+
union TextureInstInfo {
u32 raw;
BitField<0, 8, TextureType> type;
diff --git a/src/shader_recompiler/frontend/ir/opcodes.inc b/src/shader_recompiler/frontend/ir/opcodes.inc
index 702372775..d9e0d5471 100644
--- a/src/shader_recompiler/frontend/ir/opcodes.inc
+++ b/src/shader_recompiler/frontend/ir/opcodes.inc
@@ -16,6 +16,9 @@ OPCODE(Return, Void,
OPCODE(Unreachable, Void, )
OPCODE(DemoteToHelperInvocation, Void, Label, )
+// Barriers
+OPCODE(MemoryBarrier, Void, )
+
// Special operations
OPCODE(Prologue, Void, )
OPCODE(Epilogue, Void, )
diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/barrier_operations.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/barrier_operations.cpp
new file mode 100644
index 000000000..933af572c
--- /dev/null
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/barrier_operations.cpp
@@ -0,0 +1,56 @@
+// 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/ir/modifiers.h"
+#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h"
+#include "shader_recompiler/frontend/maxwell/opcodes.h"
+
+namespace Shader::Maxwell {
+namespace {
+// Seems to be in CUDA terminology.
+enum class LocalScope : u64 {
+ CTG = 0,
+ GL = 1,
+ SYS = 2,
+ VC = 3,
+};
+
+IR::MemoryScope LocalScopeToMemoryScope(LocalScope scope) {
+ switch (scope) {
+ case LocalScope::CTG:
+ return IR::MemoryScope::Warp;
+ case LocalScope::GL:
+ return IR::MemoryScope::Device;
+ case LocalScope::SYS:
+ return IR::MemoryScope::System;
+ case LocalScope::VC:
+ return IR::MemoryScope::Workgroup; // or should be device?
+ default:
+ throw NotImplementedException("Unimplemented Local Scope {}", scope);
+ }
+}
+
+} // namespace
+
+void TranslatorVisitor::MEMBAR(u64 inst) {
+ union {
+ u64 raw;
+ BitField<8, 2, LocalScope> scope;
+ } membar{inst};
+ IR::BarrierInstInfo info{};
+ info.scope.Assign(LocalScopeToMemoryScope(membar.scope));
+ ir.MemoryBarrier(info);
+}
+
+void TranslatorVisitor::DEPBAR() {
+ // DEPBAR is a no-op
+}
+
+void TranslatorVisitor::BAR(u64) {
+ throw NotImplementedException("Instruction {} is not implemented", Opcode::BAR);
+}
+
+} // namespace Shader::Maxwell
diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp
index 83ed0c0fd..80a6ed578 100644
--- a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp
@@ -37,10 +37,6 @@ void TranslatorVisitor::B2R(u64) {
ThrowNotImplemented(Opcode::B2R);
}
-void TranslatorVisitor::BAR(u64) {
- ThrowNotImplemented(Opcode::BAR);
-}
-
void TranslatorVisitor::BPT(u64) {
ThrowNotImplemented(Opcode::BPT);
}
@@ -73,9 +69,6 @@ void TranslatorVisitor::CS2R(u64) {
ThrowNotImplemented(Opcode::CS2R);
}
-void TranslatorVisitor::DEPBAR() {
- // DEPBAR is a no-op
-}
void TranslatorVisitor::FCHK_reg(u64) {
ThrowNotImplemented(Opcode::FCHK_reg);
@@ -189,10 +182,6 @@ void TranslatorVisitor::LONGJMP(u64) {
ThrowNotImplemented(Opcode::LONGJMP);
}
-void TranslatorVisitor::MEMBAR(u64) {
- ThrowNotImplemented(Opcode::MEMBAR);
-}
-
void TranslatorVisitor::NOP(u64) {
ThrowNotImplemented(Opcode::NOP);
}