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authorReinUsesLisp <reinuseslisp@airmail.cc>2021-05-15 23:14:29 +0200
committerameerj <52414509+ameerj@users.noreply.github.com>2021-07-23 03:51:31 +0200
commit3764750339fa60f2d79cf3abe1b91ca42ba61401 (patch)
treef2ff6aa50b6d5e1e91f42fcbfae9b1d650b8dd10 /src/shader_recompiler/backend
parentglasm: Implement local memory for glasm (diff)
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Diffstat (limited to 'src/shader_recompiler/backend')
-rw-r--r--src/shader_recompiler/backend/glasm/emit_context.cpp37
-rw-r--r--src/shader_recompiler/backend/glasm/emit_glasm.cpp32
2 files changed, 63 insertions, 6 deletions
diff --git a/src/shader_recompiler/backend/glasm/emit_context.cpp b/src/shader_recompiler/backend/glasm/emit_context.cpp
index f9d83dd91..66c954ff6 100644
--- a/src/shader_recompiler/backend/glasm/emit_context.cpp
+++ b/src/shader_recompiler/backend/glasm/emit_context.cpp
@@ -2,10 +2,25 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
+#include <string_view>
+
#include "shader_recompiler/backend/glasm/emit_context.h"
#include "shader_recompiler/frontend/ir/program.h"
namespace Shader::Backend::GLASM {
+namespace {
+std::string_view InterpDecorator(Interpolation interp) {
+ switch (interp) {
+ case Interpolation::Smooth:
+ return "";
+ case Interpolation::Flat:
+ return "FLAT ";
+ case Interpolation::NoPerspective:
+ return "NOPERSPECTIVE ";
+ }
+ throw InvalidArgument("Invalid interpolation {}", interp);
+}
+} // Anonymous namespace
EmitContext::EmitContext(IR::Program& program) {
// FIXME: Temporary partial implementation
@@ -42,6 +57,28 @@ EmitContext::EmitContext(IR::Program& program) {
stage_name = "compute";
break;
}
+ for (size_t index = 0; index < program.info.input_generics.size(); ++index) {
+ const auto& generic{program.info.input_generics[index]};
+ if (generic.used) {
+ Add("{}ATTRIB in_attr{}[]={{{}.attrib[{}..{}]}};",
+ InterpDecorator(generic.interpolation), index, stage_name, index, index);
+ }
+ }
+ for (size_t index = 0; index < program.info.stores_frag_color.size(); ++index) {
+ if (!program.info.stores_frag_color[index]) {
+ continue;
+ }
+ if (index == 0) {
+ Add("OUTPUT frag_color0=result.color;");
+ } else {
+ Add("OUTPUT frag_color{}[]=result.color[{}];", index, index);
+ }
+ }
+ for (size_t index = 0; index < program.info.stores_generics.size(); ++index) {
+ if (program.info.stores_generics[index]) {
+ Add("OUTPUT out_attr{}[]={{result.attrib[{}..{}]}};", index, index, index);
+ }
+ }
}
} // namespace Shader::Backend::GLASM
diff --git a/src/shader_recompiler/backend/glasm/emit_glasm.cpp b/src/shader_recompiler/backend/glasm/emit_glasm.cpp
index 0b70bf3f6..ab6790ce8 100644
--- a/src/shader_recompiler/backend/glasm/emit_glasm.cpp
+++ b/src/shader_recompiler/backend/glasm/emit_glasm.cpp
@@ -261,6 +261,12 @@ void EmitCode(EmitContext& ctx, const IR::Program& program) {
}
void SetupOptions(std::string& header, Info info) {
+ // TODO: Track the shared atomic ops
+ header += "OPTION NV_internal;"
+ "OPTION NV_shader_storage_buffer;"
+ "OPTION NV_gpu_program_fp64;"
+ "OPTION NV_bindless_texture;"
+ "OPTION ARB_derivative_control;";
if (info.uses_int64_bit_atomics) {
header += "OPTION NV_shader_atomic_int64;";
}
@@ -276,10 +282,25 @@ void SetupOptions(std::string& header, Info info) {
if (info.uses_subgroup_shuffles) {
header += "OPTION NV_shader_thread_shuffle;";
}
- // TODO: Track the shared atomic ops
- header += "OPTION NV_shader_storage_buffer;"
- "OPTION NV_gpu_program_fp64;"
- "OPTION NV_bindless_texture;";
+}
+
+std::string_view StageHeader(Stage stage) {
+ switch (stage) {
+ case Stage::VertexA:
+ case Stage::VertexB:
+ return "!!NVvp5.0\n";
+ case Stage::TessellationControl:
+ return "!!NVtcs5.0\n";
+ case Stage::TessellationEval:
+ return "!!NVtes5.0\n";
+ case Stage::Geometry:
+ return "!!NVgp5.0\n";
+ case Stage::Fragment:
+ return "!!NVfp5.0\n";
+ case Stage::Compute:
+ return "!!NVcp5.0\n";
+ }
+ throw InvalidArgument("Invalid stage {}", stage);
}
} // Anonymous namespace
@@ -287,8 +308,7 @@ std::string EmitGLASM(const Profile&, IR::Program& program, Bindings&) {
EmitContext ctx{program};
Precolor(ctx, program);
EmitCode(ctx, program);
- std::string header = "!!NVcp5.0\n"
- "OPTION NV_internal;";
+ std::string header{StageHeader(program.stage)};
SetupOptions(header, program.info);
switch (program.stage) {
case Stage::Compute: