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glasm: Use ARB_derivative_control conditionally

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This commit is contained in:
ReinUsesLisp 2021-06-02 03:02:33 -03:00 • committed by ameerj
parent 4a2361a1e2
commit 79f2fe1a39
6 changed files with 37 additions and 7 deletions
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7
src/shader_recompiler/backend/glasm/emit_glasm.cpp
View file

@ -265,9 +265,7 @@ void SetupOptions(const IR::Program& program, const Profile& profile,
// 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;";
"OPTION NV_gpu_program_fp64;";
if (info.uses_int64_bit_atomics) {
header += "OPTION NV_shader_atomic_int64;";
}
@ -295,6 +293,9 @@ void SetupOptions(const IR::Program& program, const Profile& profile,
if (info.uses_typeless_image_reads && profile.support_typeless_image_loads) {
header += "OPTION EXT_shader_image_load_formatted;";
}
if (profile.support_derivative_control) {
header += "OPTION ARB_derivative_control;";
}
if (stage == Stage::Fragment && runtime_info.force_early_z != 0) {
header += "OPTION NV_early_fragment_tests;";
}

29
src/shader_recompiler/backend/glasm/emit_glasm_warp.cpp
View file

@ -5,6 +5,7 @@
#include "shader_recompiler/backend/glasm/emit_context.h"
#include "shader_recompiler/backend/glasm/emit_glasm_instructions.h"
#include "shader_recompiler/frontend/ir/value.h"
#include "shader_recompiler/profile.h"
namespace Shader::Backend::GLASM {
@ -111,19 +112,39 @@ void EmitFSwizzleAdd(EmitContext& ctx, IR::Inst& inst, ScalarF32 op_a, ScalarF32
}
void EmitDPdxFine(EmitContext& ctx, IR::Inst& inst, ScalarF32 p) {
ctx.Add("DDX.FINE {}.x,{};", inst, p);
if (ctx.profile.support_derivative_control) {
ctx.Add("DDX.FINE {}.x,{};", inst, p);
} else {
// LOG_WARNING
ctx.Add("DDX {}.x,{};", inst, p);
}
}
void EmitDPdyFine(EmitContext& ctx, IR::Inst& inst, ScalarF32 p) {
ctx.Add("DDY.FINE {}.x,{};", inst, p);
if (ctx.profile.support_derivative_control) {
ctx.Add("DDY.FINE {}.x,{};", inst, p);
} else {
// LOG_WARNING
ctx.Add("DDY {}.x,{};", inst, p);
}
}
void EmitDPdxCoarse(EmitContext& ctx, IR::Inst& inst, ScalarF32 p) {
ctx.Add("DDX.COARSE {}.x,{};", inst, p);
if (ctx.profile.support_derivative_control) {
ctx.Add("DDX.COARSE {}.x,{};", inst, p);
} else {
// LOG_WARNING
ctx.Add("DDX {}.x,{};", inst, p);
}
}
void EmitDPdyCoarse(EmitContext& ctx, IR::Inst& inst, ScalarF32 p) {
ctx.Add("DDY.COARSE {}.x,{};", inst, p);
if (ctx.profile.support_derivative_control) {
ctx.Add("DDY.COARSE {}.x,{};", inst, p);
} else {
// LOG_WARNING
ctx.Add("DDY {}.x,{};", inst, p);
}
}
} // namespace Shader::Backend::GLASM

1
src/shader_recompiler/profile.h
View file

@ -82,6 +82,7 @@ struct Profile {
bool support_typeless_image_loads{};
bool support_demote_to_helper_invocation{};
bool support_int64_atomics{};
bool support_derivative_control{};
bool warp_size_potentially_larger_than_guest{};