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sketch out new location representation

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This commit is contained in:
Ryan Fleury
2026-04-20 09:57:30 -07:00
parent eff693244b
commit 424549b562
3 changed files with 83 additions and 27 deletions
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src/lib_rdi/rdi.h
+25 -8
View File
@@ -940,13 +940,11 @@ X(RDI_U32, container_idx)\
#define RDI_Symbol_XList \
X(RDI_U32, name_string_idx)\
X(RDI_SymbolFlags, symbol_flags)\
X(RDI_LocationKind, location_kind)\
X(RDI_ContainerFlags, container_flags)\
X(RDI_U8, reserved_0)\
X(RDI_U32, reserved_1)\
X(RDI_U16, reserved_0)\
X(RDI_Location, location)\
X(RDI_U32, container_idx)\
X(RDI_U32, type_idx)\
X(RDI_U32, location_idx)\
X(RDI_U32, root_scope_idx)\
X(RDI_U32, link_name_string_idx)\
@@ -1236,6 +1234,27 @@ typedef RDI_U32_Table RDI_U32_NameMapBuckets;
typedef RDI_U32_Table RDI_U32_NameMapNodes;
#endif
typedef RDI_U64 RDI_Location;
#define RDI_Location_KindMask 0xff00000000000000ull
#define RDI_Location_KindShift 56
#define RDI_Location_OffMask 0x00ffffffffffffffull
#define RDI_Location_OffShift 0
#define RDI_Location_SetFirstIndexMask 0x00000000ffffffffull
#define RDI_Location_SetFirstIndexShift 0
#define RDI_Location_SetCountMask 0x00ffffff00000000ull
#define RDI_Location_SetCountShift 32
#define RDI_Location_RegCodeMask 0x00ff000000000000ull
#define RDI_Location_RegCodeShift 48
#define RDI_Location_RegOffMask 0x0000ffff00000000ull
#define RDI_Location_RegOffShift 32
#define rdi_kind_from_location(l) ((((l) & RDI_Location_KindMask) >> RDI_Location_KindShift))
#define rdi_voff_from_location(l) (rdi_kind_from_location(l) == RDI_LocationKind_ModuleOff ? (((l) & RDI_Location_OffMask) >> RDI_Location_OffShift) : 0)
#define rdi_toff_from_location(l) (rdi_kind_from_location(l) == RDI_LocationKind_TLSOff ? (((l) & RDI_Location_OffMask) >> RDI_Location_OffShift) : 0)
#define rdi_constant_data_off_from_location(l) (rdi_kind_from_location(l) == RDI_LocationKind_ConstantDataOff ? (((l) & RDI_Location_OffMask) >> RDI_Location_OffShift) : 0)
#define rdi_set_first_index_from_location(l) (rdi_kind_from_location(l) == RDI_LocationKind_Set ? (((l) & RDI_Location_SetFirstIndexMask) >> RDI_Location_SetFirstIndexShift) : 0)
#define rdi_set_count_from_location(l) (rdi_kind_from_location(l) == RDI_LocationKind_Set ? (((l) & RDI_Location_SetCountMask) >> RDI_Location_SetCountShift) : 0)
#define rdi_regcode_from_location(l) ((((l) & RDI_Location_RegCodeMask) >> RDI_Location_RegCodeShift))
#define rdi_regoff_from_location(l) ((((l) & RDI_Location_RegOffMask) >> RDI_Location_RegOffShift))
#define RDI_EVAL_CTRLBITS(decodeN,popN,pushN) (((decodeN) << 8) | ((popN) << 4) | ((pushN) << 0))
#define RDI_DECODEN_FROM_CTRLBITS(ctrlbits) (((ctrlbits) >> 8) & 0xff)
#define RDI_POPN_FROM_CTRLBITS(ctrlbits) (((ctrlbits) >> 4) & 0xf)
@@ -1451,13 +1470,11 @@ struct RDI_Symbol
{
RDI_U32 name_string_idx;
RDI_SymbolFlags symbol_flags;
RDI_LocationKind location_kind;
RDI_ContainerFlags container_flags;
RDI_U8 reserved_0;
RDI_U32 reserved_1;
RDI_U16 reserved_0;
RDI_Location location;
RDI_U32 container_idx;
RDI_U32 type_idx;
RDI_U32 location_idx;
RDI_U32 root_scope_idx;
RDI_U32 link_name_string_idx;
};
src/rdi/rdi.mdesk
+27 -4
View File
@@ -1058,13 +1058,11 @@ RDI_SymbolMemberTable:
{
{name_string_idx RDI_U32 ""}
{symbol_flags RDI_SymbolFlags ""}
{location_kind RDI_LocationKind ""}
{container_flags RDI_ContainerFlags ""}
{reserved_0 RDI_U8 ""}
{reserved_1 RDI_U32 ""}
{reserved_0 RDI_U16 ""}
{location RDI_Location ""}
{container_idx RDI_U32 ""}
{type_idx RDI_U32 ""}
{location_idx RDI_U32 ""}
{root_scope_idx RDI_U32 ""}
{link_name_string_idx RDI_U32 ""}
}
@@ -1231,6 +1229,31 @@ RDI_LocationSetElementMemberTable:
@expand(RDI_LocationKindTable a) `$(a.name .. =>20) = $(a.value)`
}
@gen(enums)
{
`typedef RDI_U64 RDI_Location;`;
`#define RDI_Location_KindMask 0xff00000000000000ull`;
`#define RDI_Location_KindShift 56`;
`#define RDI_Location_OffMask 0x00ffffffffffffffull`;
`#define RDI_Location_OffShift 0`;
`#define RDI_Location_SetFirstIndexMask 0x00000000ffffffffull`;
`#define RDI_Location_SetFirstIndexShift 0`;
`#define RDI_Location_SetCountMask 0x00ffffff00000000ull`;
`#define RDI_Location_SetCountShift 32`;
`#define RDI_Location_RegCodeMask 0x00ff000000000000ull`;
`#define RDI_Location_RegCodeShift 48`;
`#define RDI_Location_RegOffMask 0x0000ffff00000000ull`;
`#define RDI_Location_RegOffShift 32`;
`#define rdi_kind_from_location(l) ((((l) & RDI_Location_KindMask) >> RDI_Location_KindShift))`;
`#define rdi_voff_from_location(l) (rdi_kind_from_location(l) == RDI_LocationKind_ModuleOff ? (((l) & RDI_Location_OffMask) >> RDI_Location_OffShift) : 0)`;
`#define rdi_toff_from_location(l) (rdi_kind_from_location(l) == RDI_LocationKind_TLSOff ? (((l) & RDI_Location_OffMask) >> RDI_Location_OffShift) : 0)`;
`#define rdi_constant_data_off_from_location(l) (rdi_kind_from_location(l) == RDI_LocationKind_ConstantDataOff ? (((l) & RDI_Location_OffMask) >> RDI_Location_OffShift) : 0)`;
`#define rdi_set_first_index_from_location(l) (rdi_kind_from_location(l) == RDI_LocationKind_Set ? (((l) & RDI_Location_SetFirstIndexMask) >> RDI_Location_SetFirstIndexShift) : 0)`;
`#define rdi_set_count_from_location(l) (rdi_kind_from_location(l) == RDI_LocationKind_Set ? (((l) & RDI_Location_SetCountMask) >> RDI_Location_SetCountShift) : 0)`;
`#define rdi_regcode_from_location(l) ((((l) & RDI_Location_RegCodeMask) >> RDI_Location_RegCodeShift))`;
`#define rdi_regoff_from_location(l) ((((l) & RDI_Location_RegOffMask) >> RDI_Location_RegOffShift))`;
}
//- rjf: xlists
@xlist RDI_LinkFlags_XList:
src/rdi_make/rdi_make_local.c
+31 -15
View File
@@ -1709,6 +1709,17 @@ rdim_bake(Arena *arena, RDIM_BakeParams *params)
}
lane_sync();
//////////////////////////////////////////////////////////////
//- rjf: @rdim_bake_stage build deduplicated location maps
//
RDIM_BakeStringMapTight *bake_locs__regs = 0;
RDIM_BakeStringMapTight *bake_locs__reg_plus_u16 = 0;
RDIM_BakeStringMapTight *bake_locs__bytecode = 0;
{
}
lane_sync();
//////////////////////////////////////////////////////////////
//- rjf: @rdim_bake_stage bake strings
//
@@ -3354,30 +3365,30 @@ rdim_bake(Arena *arena, RDIM_BakeParams *params)
}
lane_sync();
//////////////////////////////
//- rjf: gather all lists which form symbol tables
//
struct
{
RDIM_SymbolChunkList *symbols;
}
symbol_table_lists[] =
{
{&params->global_variables},
{&params->thread_variables},
};
//////////////////////////////////////////////////////////////
//- rjf: @rdim_bake_stage bake symbols (NEW)
//
ProfScope("bake symbols")
{
////////////////////////////
//- rjf: set up all symbol table baking tasks
//
struct
{
RDIM_SymbolChunkList *symbols;
}
tasks[] =
{
{&params->global_variables},
{&params->thread_variables},
};
////////////////////////////
//- rjf: bake flat symbol tables
//
for EachElement(task_idx, tasks)
for EachElement(symbol_table_list_idx, symbol_table_lists)
{
RDIM_SymbolChunkList *src_symbols = tasks[task_idx].symbols;
RDIM_SymbolChunkList *src_symbols = symbol_table_lists[symbol_table_list_idx].symbols;
U64 dst_symbols_count = src_symbols->total_count + 1;
RDI_Symbol *dst_symbols = 0;
if(lane_idx() == 0)
@@ -3414,6 +3425,11 @@ rdim_bake(Arena *arena, RDIM_BakeParams *params)
dst->container_flags |= RDI_ContainerKind_Type;
dst->container_idx = rdim_idx_from_udt(src->container_type->udt);
}
// rjf: fill location
{
// TODO(rjf)
}
}
}
}