[cDAC] PR 3/5: ArgIterator port from crossgen2#10
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max-charlamb wants to merge 3 commits intocdac-stackrefs-pr2from
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[cDAC] PR 3/5: ArgIterator port from crossgen2#10max-charlamb wants to merge 3 commits intocdac-stackrefs-pr2from
max-charlamb wants to merge 3 commits intocdac-stackrefs-pr2from
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Implement GC reference scanning for stub/transition frames and fix stack walker state machine bugs: - PromoteCallerStack/PromoteCallerStackUsingGCRefMap for transition frames - GCRefMap decoder for ReadyToRun import section resolution - FindGCRefMap with FindReadyToRunModule fallback - SOSDacImpl.GetStackReferences using cDAC contract - Fix IsFirst preserved for skipped frames - Fix skipped frame handling moved to UpdateState - GCInfoDecoder goto removal (ReportUntrackedAndSucceed local function) - RequiresInstArg, IsAsyncMethod, HasRetBuffArg on IRuntimeTypeSystem - ExceptionInfo ClauseForCatch fields for catch handler detection - Data descriptor additions for frame types and TransitionBlock layout Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Custom signature decoder handling runtime-internal type codes (ELEMENT_TYPE_INTERNAL 0x21, ELEMENT_TYPE_CMOD_INTERNAL 0x22) which SRM's SignatureDecoder cannot parse. Replaces SRM in PromoteCallerStack. Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Port crossgen2's ArgIterator and TransitionBlock into the cDAC for correct per-architecture argument placement in PromoteCallerStack. Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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Part 3 of 5. Ports ArgIterator for correct per-architecture argument placement.
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This PR was created with AI assistance from Copilot.