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xgo-dev / llgo Public

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runtime: preserve recover error values#1882

Closed

cpunion wants to merge 55 commits into

xgo-dev:mainxgo-dev/llgo:mainfrom

cpunion:codex/goroot-panic-coveragecpunion/llgo:codex/goroot-panic-coverageCopy head branch name to clipboard

Conversation Commits55 (55)Checks Files changed

Closed

runtime: preserve recover error values#1882
cpunion wants to merge 55 commits into
xgo-dev:mainfrom
cpunion:codex/goroot-panic-coverage

Commits

Commits on Jul 1, 2026

build: add Go-style pclntab findfunc index
cpunion
committed
ssa: emit DCE-safe function metadata
cpunion
committed
runtime: add line info for stack frames
cpunion
committed
runtime: add statement line caller frames
cpunion
committed
runtime: compress funcinfo table
cpunion
committed
test: cover indirect runtime caller paths
cpunion
committed
cl: narrow runtime caller tracking
cpunion
committed
runtime: add compact pc-line funcinfo table
cpunion
committed
runtime: optimize FuncForPC metadata lookup
cpunion
committed
runtime: slim FuncForPC cache hot path
cpunion
committed
cl: make pc-line labels clone-safe
cpunion
committed
runtime: guard funcinfo table initialization
cpunion
committed
runtime: fix funcinfo entry pc line metadata
cpunion
committed
runtime: publish funcinfo records for live stubs
cpunion
committed
runtime: skip ELF stub-site records during LTO
cpunion
committed
runtime: reduce funcinfo lookup initialization cost
cpunion
committed
test: cover runtime caller metadata edges
cpunion
committed
runtime: speed up funcinfo entry lookup
cpunion
committed
test: cover pcline metadata in dev lto coverage
cpunion
committed
runtime: speed up funcinfo hot paths
cpunion
committed
runtime: avoid FuncForPC cache thrashing
cpunion
committed
runtime: use Go-style funcinfo find index
cpunion
committed

Commits on Jul 2, 2026

runtime: use static funcinfo symbol index
cpunion
committed
benchmark: add runtime funcinfo benchmark harness

cpunion
and
claude
committed
build,cl: emit funcinfo site sections on Mach-O

cpunion
and
claude
committed
runtime: cut funcinfo first-use latency and index degradation

cpunion
and
claude
committed
runtime: memoize synthetic PCs in Caller/Callers hot paths

cpunion
and
claude
committed
runtime: reuse FuncForPC cache in Frames.Next; document LTO inline-copy limit

cpunion
and
claude
committed
build: document why body-embedded site records resist LTO dedup

cpunion
and
claude
committed
doc: design for link-phase ftab/findfunctab generation

cpunion
and
claude
committed
runtime: nanosecond monotonic clock on darwin and linux

cpunion
and
claude
committed
build: disable funcinfo metadata emission in debug builds

cpunion
and
claude
committed
build,ssa,cl: gate only site records off in debug builds

cpunion
and
claude
committed
runtime: keep unresolved-entry frames out of the FuncForPC cache

cpunion
and
claude
committed
build: add LLGO_FUNCINFO_SITES to toggle site records independently

cpunion
and
claude
committed
chore/pclnpost: link-phase ftab prototype (P1)

cpunion
and
claude
committed
runtime,chore/pclnpost: P2 — prebuilt table write-back and zero-copy adoption

cpunion
and
claude
committed
build,runtime,pclnpost: P2 complete — automatic link-phase functab

cpunion
and
claude
committed
pclnpost: resolve Mach-O bind-encoded site records into the prebuilt table

cpunion
and
claude
committed
benchmark: add plain ordinary-code scenario to runtime_funcinfo

cpunion
and
claude
committed
doc: record P3 findings in pclntab-linkphase design

cpunion
and
claude
committed
benchmark: keep full LTO from constant-folding the plain fib probe

cpunion
and
claude
committed
runtime: pre-warm the prebuilt function table at startup

cpunion
and
claude
committed
benchmark: scale dimensions — call depth and big-method scenarios

cpunion
and
claude
committed
runtime: preserve recover error values
cpunion
committed
runtime: scope recover to deferred caller frame
cpunion
committed
runtime: preserve recover state across wrappers and faults
cpunion
committed
test: cover Go 1.26 embedded wrapper recover
cpunion
committed
cl: preserve recover results after nil deref
cpunion
committed
test: cover recover frame helpers
cpunion
committed
test: update invoke type assertion checks
cpunion
committed
ssa: avoid recover frame cleanup after unreachable
cpunion
committed
test: keep cSqrt linkname adjacent
cpunion
committed
test: refresh panic defer fixtures
cpunion
committed
cl: preserve interface compare nil guard
cpunion
committed

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