Merge pull request #6585 from ameerj/hades

Shader Decompiler Rewrite

1 files changed, 230 insertions, 0 deletions

diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_convert.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_convert.cpp
new file mode 100644
index 000000000..eeae6562c
--- /dev/null
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_convert.cpp
@@ -0,0 +1,230 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <string_view>
+
+#include "shader_recompiler/backend/glsl/emit_context.h"
+#include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
+#include "shader_recompiler/frontend/ir/value.h"
+
+namespace Shader::Backend::GLSL {
+void EmitConvertS16F16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertS16F32(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddU32("{}=(int({})&0xffff)|(bitfieldExtract(int({}),31,1)<<15);", inst, value, value);
+}
+
+void EmitConvertS16F64([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertS32F16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertS32F32(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddU32("{}=int({});", inst, value);
+}
+
+void EmitConvertS32F64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddU32("{}=int({});", inst, value);
+}
+
+void EmitConvertS64F16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertS64F32(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddU64("{}=int64_t({});", inst, value);
+}
+
+void EmitConvertS64F64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddU64("{}=int64_t({});", inst, value);
+}
+
+void EmitConvertU16F16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertU16F32([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertU16F64([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertU32F16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertU32F32(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddU32("{}=uint({});", inst, value);
+}
+
+void EmitConvertU32F64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddU32("{}=uint({});", inst, value);
+}
+
+void EmitConvertU64F16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertU64F32(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddU64("{}=uint64_t({});", inst, value);
+}
+
+void EmitConvertU64F64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddU64("{}=uint64_t({});", inst, value);
+}
+
+void EmitConvertU64U32(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddU64("{}=uint64_t({});", inst, value);
+}
+
+void EmitConvertU32U64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddU32("{}=uint({});", inst, value);
+}
+
+void EmitConvertF16F32([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF32F16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF32F64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddF32("{}=float({});", inst, value);
+}
+
+void EmitConvertF64F32(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddF64("{}=double({});", inst, value);
+}
+
+void EmitConvertF16S8([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                      [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF16S16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF16S32([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF16S64([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF16U8([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                      [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF16U16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF16U32([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF16U64([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF32S8([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                      [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF32S16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF32S32(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddF32("{}=float(int({}));", inst, value);
+}
+
+void EmitConvertF32S64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddF32("{}=float(int64_t({}));", inst, value);
+}
+
+void EmitConvertF32U8([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                      [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF32U16(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddF32("{}=float({}&0xffff);", inst, value);
+}
+
+void EmitConvertF32U32(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddF32("{}=float({});", inst, value);
+}
+
+void EmitConvertF32U64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddF32("{}=float({});", inst, value);
+}
+
+void EmitConvertF64S8([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                      [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF64S16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF64S32(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddF64("{}=double(int({}));", inst, value);
+}
+
+void EmitConvertF64S64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddF64("{}=double(int64_t({}));", inst, value);
+}
+
+void EmitConvertF64U8([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                      [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF64U16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view value) {
+    NotImplemented();
+}
+
+void EmitConvertF64U32(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddF64("{}=double({});", inst, value);
+}
+
+void EmitConvertF64U64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
+    ctx.AddF64("{}=double({});", inst, value);
+}
+
+} // namespace Shader::Backend::GLSL