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d2r2: .debug_loclists parsing, DWARF expression -> RDI location info; first pass at baking frame base into var locations to match simpler PDB behavior; fixes to high-pc address evaluation (based on form kind)

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This commit is contained in:
Ryan Fleury
2026-04-29 12:40:43 -07:00
parent 242f4e9cbd
commit 9a923e9bf9
16 changed files with 1280 additions and 95 deletions
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src/linker/rdi/rdi_builder.c
+8 -8
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@@ -913,7 +913,7 @@ rdib_make_location_addr_reg_plus_u16(Rng1U64List ranges, RDI_RegCode reg_code, R
{
RDIB_Location loc = {0};
loc.ranges = ranges;
loc.kind = RDI_LocationKind_AddrRegPlusU16;
loc.kind = RDI_LocationKind_AddrRegPlusOff;
loc.reg_code = reg_code;
loc.offset = offset;
return loc;
@@ -923,7 +923,7 @@ internal RDIB_Location
rdib_make_location_addr_addr_reg_plus_u16(Rng1U64List ranges, RDI_RegCode reg_code, RDI_U16 offset)
{
RDIB_Location loc = {0};
loc.kind = RDI_LocationKind_AddrAddrRegPlusU16;
loc.kind = RDI_LocationKind_AddrAddrRegPlusOff;
loc.ranges = ranges;
loc.reg_code = reg_code;
loc.offset = offset;
@@ -4086,8 +4086,8 @@ THREAD_POOL_TASK_FUNC(rdib_count_scopes_task)
case RDI_LocationKind_ValReg: {
//task->loc_data_sizes[task_id] += sizeof(RDI_LocationReg);
} break;
case RDI_LocationKind_AddrRegPlusU16:
case RDI_LocationKind_AddrAddrRegPlusU16: {
case RDI_LocationKind_AddrRegPlusOff:
case RDI_LocationKind_AddrAddrRegPlusOff: {
//task->loc_data_sizes[task_id] += sizeof(RDI_LocationRegPlusU16);
} break;
default: InvalidPath;
@@ -4192,10 +4192,10 @@ THREAD_POOL_TASK_FUNC(rdib_build_scopes_task)
loc_data[loc_data_cursor] = 0;
loc_data_cursor += 1;
} break;
case RDI_LocationKind_AddrRegPlusU16:
case RDI_LocationKind_AddrAddrRegPlusU16: {
Assert(loc_data_cursor + sizeof(RDI_LocationRegPlusU16) <= loc_data_max);
RDI_LocationRegPlusU16 *dst = (RDI_LocationRegPlusU16 *) (loc_data + loc_data_cursor);
case RDI_LocationKind_AddrRegPlusOff:
case RDI_LocationKind_AddrAddrRegPlusOff: {
Assert(loc_data_cursor + sizeof(RDI_LocationRegPlusOff) <= loc_data_max);
RDI_LocationRegPlusU16 *dst = (RDI_LocationRegPlusOff *) (loc_data + loc_data_cursor);
dst->kind = loc->kind;
dst->reg_code = loc->reg_code;
dst->offset = loc->offset;