summaryrefslogtreecommitdiffstats
path: root/src/shader_recompiler/frontend/maxwell/translate/impl
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp8
-rw-r--r--src/shader_recompiler/frontend/maxwell/translate/impl/texture_query.cpp76
2 files changed, 76 insertions, 8 deletions
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 788765c21..96ee2e741 100644
--- a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp
@@ -373,14 +373,6 @@ void TranslatorVisitor::TXD_b(u64) {
ThrowNotImplemented(Opcode::TXD_b);
}
-void TranslatorVisitor::TXQ(u64) {
- ThrowNotImplemented(Opcode::TXQ);
-}
-
-void TranslatorVisitor::TXQ_b(u64) {
- ThrowNotImplemented(Opcode::TXQ_b);
-}
-
void TranslatorVisitor::VABSDIFF(u64) {
ThrowNotImplemented(Opcode::VABSDIFF);
}
diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/texture_query.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/texture_query.cpp
new file mode 100644
index 000000000..e8ea8faeb
--- /dev/null
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/texture_query.cpp
@@ -0,0 +1,76 @@
+// 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/ir/modifiers.h"
+#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h"
+
+namespace Shader::Maxwell {
+namespace {
+enum class Mode : u64 {
+ Dimension = 1,
+ TextureType = 2,
+ SamplePos = 5,
+};
+
+IR::Value Query(TranslatorVisitor& v, const IR::U32& handle, Mode mode, IR::Reg src_reg) {
+ switch (mode) {
+ case Mode::Dimension: {
+ const IR::U32 lod{v.X(src_reg)};
+ return v.ir.ImageQueryDimension(handle, lod);
+ }
+ case Mode::TextureType:
+ case Mode::SamplePos:
+ default:
+ throw NotImplementedException("Mode {}", mode);
+ }
+}
+
+void Impl(TranslatorVisitor& v, u64 insn, std::optional<u32> cbuf_offset) {
+ union {
+ u64 raw;
+ BitField<49, 1, u64> nodep;
+ BitField<0, 8, IR::Reg> dest_reg;
+ BitField<8, 8, IR::Reg> src_reg;
+ BitField<22, 3, Mode> mode;
+ BitField<31, 4, u64> mask;
+ } const txq{insn};
+
+ IR::Reg src_reg{txq.src_reg};
+ IR::U32 handle;
+ if (cbuf_offset) {
+ handle = v.ir.Imm32(*cbuf_offset);
+ } else {
+ handle = v.X(src_reg);
+ ++src_reg;
+ }
+ const IR::Value query{Query(v, handle, txq.mode, src_reg)};
+ IR::Reg dest_reg{txq.dest_reg};
+ for (int element = 0; element < 4; ++element) {
+ if (((txq.mask >> element) & 1) == 0) {
+ continue;
+ }
+ v.X(dest_reg, IR::U32{v.ir.CompositeExtract(query, element)});
+ ++dest_reg;
+ }
+}
+} // Anonymous namespace
+
+void TranslatorVisitor::TXQ(u64 insn) {
+ union {
+ u64 raw;
+ BitField<36, 13, u64> cbuf_offset;
+ } const txq{insn};
+
+ Impl(*this, insn, static_cast<u32>(txq.cbuf_offset));
+}
+
+void TranslatorVisitor::TXQ_b(u64 insn) {
+ Impl(*this, insn, std::nullopt);
+}
+
+} // namespace Shader::Maxwell