diff options
Diffstat (limited to '')
4 files changed, 15 insertions, 5 deletions
diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp b/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp index 2705ab140..9319ea007 100644 --- a/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp +++ b/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp @@ -5,6 +5,7 @@ #include "shader_recompiler/backend/glasm/glasm_emit_context.h" #include "shader_recompiler/frontend/ir/program.h" #include "shader_recompiler/frontend/ir/value.h" +#include "shader_recompiler/profile.h" #include "shader_recompiler/runtime_info.h" namespace Shader::Backend::GLASM { @@ -35,7 +36,9 @@ void GlobalStorageOp(EmitContext& ctx, Register address, bool pointer_based, std continue; } const auto& ssbo{ctx.info.storage_buffers_descriptors[index]}; - ctx.Add("LDC.U64 DC.x,c{}[{}];" // ssbo_addr + const u64 ssbo_align_mask{~(ctx.profile.min_ssbo_alignment - 1U)}; + ctx.Add("LDC.U64 DC.x,c{}[{}];" // unaligned_ssbo_addr + "AND.U64 DC.x,DC.x,{};" // ssbo_addr = unaligned_ssbo_addr & ssbo_align_mask "LDC.U32 RC.x,c{}[{}];" // ssbo_size_u32 "CVT.U64.U32 DC.y,RC.x;" // ssbo_size = ssbo_size_u32 "ADD.U64 DC.y,DC.y,DC.x;" // ssbo_end = ssbo_addr + ssbo_size @@ -44,8 +47,8 @@ void GlobalStorageOp(EmitContext& ctx, Register address, bool pointer_based, std "AND.U.CC RC.x,RC.x,RC.y;" // cond = a && b "IF NE.x;" // if cond "SUB.U64 DC.x,{}.x,DC.x;", // offset = input_addr - ssbo_addr - ssbo.cbuf_index, ssbo.cbuf_offset, ssbo.cbuf_index, ssbo.cbuf_offset + 8, address, - address, address); + ssbo.cbuf_index, ssbo.cbuf_offset, ssbo_align_mask, ssbo.cbuf_index, + ssbo.cbuf_offset + 8, address, address, address); if (pointer_based) { ctx.Add("PK64.U DC.y,c[{}];" // host_ssbo = cbuf "ADD.U64 DC.x,DC.x,DC.y;" // host_addr = host_ssbo + offset diff --git a/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp b/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp index 9ff4028c2..fd9a99449 100644 --- a/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp +++ b/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp @@ -601,7 +601,10 @@ std::string EmitContext::DefineGlobalMemoryFunctions() { addr_xy[i] = fmt::format("ftou({}[{}].{})", cbuf, addr_loc / 16, Swizzle(addr_loc)); size_xy[i] = fmt::format("ftou({}[{}].{})", cbuf, size_loc / 16, Swizzle(size_loc)); } - const auto addr_pack{fmt::format("packUint2x32(uvec2({},{}))", addr_xy[0], addr_xy[1])}; + const u32 ssbo_align_mask{~(static_cast<u32>(profile.min_ssbo_alignment) - 1U)}; + const auto aligned_low_addr{fmt::format("{}&{}", addr_xy[0], ssbo_align_mask)}; + const auto aligned_addr{fmt::format("uvec2({},{})", aligned_low_addr, addr_xy[1])}; + const auto addr_pack{fmt::format("packUint2x32({})", aligned_addr)}; const auto addr_statment{fmt::format("uint64_t {}={};", ssbo_addr, addr_pack)}; func += addr_statment; diff --git a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp index 57df6fc34..3350f1f85 100644 --- a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp +++ b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp @@ -891,7 +891,9 @@ void EmitContext::DefineGlobalMemoryFunctions(const Info& info) { const Id ssbo_size_pointer{OpAccessChain(uniform_types.U32, cbufs[ssbo.cbuf_index].U32, zero, ssbo_size_cbuf_offset)}; - const Id ssbo_addr{OpBitcast(U64, OpLoad(U32[2], ssbo_addr_pointer))}; + const u64 ssbo_align_mask{~(profile.min_ssbo_alignment - 1U)}; + const Id unaligned_addr{OpBitcast(U64, OpLoad(U32[2], ssbo_addr_pointer))}; + const Id ssbo_addr{OpBitwiseAnd(U64, unaligned_addr, Constant(U64, ssbo_align_mask))}; const Id ssbo_size{OpUConvert(U64, OpLoad(U32[1], ssbo_size_pointer))}; const Id ssbo_end{OpIAdd(U64, ssbo_addr, ssbo_size)}; const Id cond{OpLogicalAnd(U1, OpUGreaterThanEqual(U1, addr, ssbo_addr), diff --git a/src/shader_recompiler/profile.h b/src/shader_recompiler/profile.h index 38d820db2..e62ba8a20 100644 --- a/src/shader_recompiler/profile.h +++ b/src/shader_recompiler/profile.h @@ -84,6 +84,8 @@ struct Profile { /// Maxwell and earlier nVidia architectures have broken robust support bool has_broken_robust{}; + + u64 min_ssbo_alignment{}; }; } // namespace Shader |