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author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-05-31 04:08:17 +0200 |
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committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-23 03:51:34 +0200 |
commit | 05d41fa9b70af6d469f2f6f1474436c9255e9bc3 (patch) | |
tree | 52bd8f8a6456c46fc9120aafa99b2d4a45b79746 /src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp | |
parent | shader: Implement ISCADD32I (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp index c1b69c234..442a958a5 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp +++ b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp @@ -122,7 +122,7 @@ std::optional<OutAttr> OutputAttrPointer(EmitContext& ctx, IR::Attribute attr) { } Id GetCbuf(EmitContext& ctx, Id result_type, Id UniformDefinitions::*member_ptr, u32 element_size, - const IR::Value& binding, const IR::Value& offset, bool check_alignment = true) { + const IR::Value& binding, const IR::Value& offset) { if (!binding.IsImmediate()) { throw NotImplementedException("Constant buffer indexing"); } @@ -138,17 +138,14 @@ Id GetCbuf(EmitContext& ctx, Id result_type, Id UniformDefinitions::*member_ptr, const Id access_chain{ctx.OpAccessChain(uniform_type, cbuf, ctx.u32_zero_value, index)}; return ctx.OpLoad(result_type, access_chain); } - if (check_alignment && offset.U32() % element_size != 0) { - throw NotImplementedException("Unaligned immediate constant buffer load"); - } + // Hardware been proved to read the aligned offset (e.g. LDC.U32 at 6 will read offset 4) const Id imm_offset{ctx.Const(offset.U32() / element_size)}; const Id access_chain{ctx.OpAccessChain(uniform_type, cbuf, ctx.u32_zero_value, imm_offset)}; return ctx.OpLoad(result_type, access_chain); } Id GetCbufU32x4(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) { - return GetCbuf(ctx, ctx.U32[4], &UniformDefinitions::U32x4, sizeof(u32[4]), binding, offset, - false); + return GetCbuf(ctx, ctx.U32[4], &UniformDefinitions::U32x4, sizeof(u32[4]), binding, offset); } Id GetCbufElement(EmitContext& ctx, Id vector, const IR::Value& offset, u32 index_offset) { |