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glasm: Fix global memory fallbacks

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This commit is contained in:
ReinUsesLisp
2021-05-26 21:24:30 -03:00
committed by ameerj
parent 8f3043c3cf
commit e240a62017
1 changed files with 10 additions and 9 deletions
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19
src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp
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@@ -38,14 +38,14 @@ 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
"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
"SGE.U64 RC.x,{}.x,DC.x;" // a = input_addr >= ssbo_addr ? -1 : 1
"SLT.U64 RC.y,{}.x,DC.y;" // b = input_addr < ssbo_end ? -1 : 1
"AND.U.CC RC.x,RC.x,RC.y;"
"IF NE.x;" // a && b
ctx.Add("LDC.U64 DC.x,c{}[{}];" // ssbo_addr
"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
"SGE.U64 RC.x,{}.x,DC.x;" // a = input_addr >= ssbo_addr ? -1 : 0
"SLT.U64 RC.y,{}.x,DC.y;" // b = input_addr < ssbo_end ? -1 : 0
"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);
@@ -65,7 +65,8 @@ void GlobalStorageOp(EmitContext& ctx, Register address, bool pointer_based, std
if (!else_expr.empty()) {
ctx.Add("{}", else_expr);
}
for (size_t index = 0; index < num_buffers; ++index) {
const size_t num_used_buffers{ctx.info.nvn_buffer_used.count()};
for (size_t index = 0; index < num_used_buffers; ++index) {
ctx.Add("ENDIF;");
}
}