Revive the hlc.agc (accurate GC) grade. - #144

Draft

sebgod wants to merge 21 commits into

Mercury-Language:masterfrom

sebgod:agc-revival

Commits on Jun 14, 2026

Fix const_struct lookup crash under accurate GC.
sebgod
committed
a294378
Fix two compile-to-C bugs in the hlc.agc grade.
sebgod
committed
71f8140
Fix two more compile-to-C bugs in the hlc.agc grade.
sebgod
committed
48e4b28
Propagate ml_gen_info updates from arg gc_statement generation.
sebgod
committed
7283f5c
Use async-signal-safe stderr writes in the LLDS GC scheduler.
sebgod
committed
309b404
Eliminate right-spine recursion in MR_deep_copy / MR_agc_deep_copy.
sebgod
committed
fd8fbff
Fix forwarding-pointer bitmap shift width on 64-bit AGC.
sebgod
committed
095a6b7
Pre-extend the AGC to-space before each Cheney copy.
sebgod
committed
e768663
Bump the default initial heap size from 64 KB to 8 MB.
sebgod
committed
23cf9fc
Enable LCMC under accurate GC in MLDS grades.
sebgod
committed
f7dfd1b
Import libs.globals into ml_unify_gen_construct.
sebgod
committed
762ea69
Give store_at_field_offset_impure a stub Mercury body for bootstrapping.
sebgod
committed
46acfb9
Tighten the store_at_field_offset_impure stub body and reorder it.
sebgod
committed
afbb7e0
Allow definition of builtins for private_builtin under stage-1.
sebgod
committed
ee238ed
Use pragma external_pred for store_at_field_offset_impure.
sebgod
committed
479f2bb
Move pragma external_pred into the implementation section.
sebgod
committed
1bdc432
Drop the bootstrap stubs around store_at_field_offset_impure.
sebgod
committed
0eadc13
Keep MR_zone_min word-aligned across cache colouring and zone extension.
sebgod
committed
999d5eb
Mark store_at_field_offset_impure as a no-typeinfo builtin.
sebgod
committed
fbc9abe
Box field_assign value rval to handle MR_Float fields.
sebgod
committed
1132590
Allocate the full zone footprint in MR_extend_zone.
sebgod
committed
a5fd97f

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Revive the hlc.agc (accurate GC) grade. - #144

Revive the hlc.agc (accurate GC) grade.#144
sebgod wants to merge 21 commits into
Mercury-Language:masterfrom
sebgod:agc-revival

Commits on Jun 14, 2026

Fix const_struct lookup crash under accurate GC.

Fix two compile-to-C bugs in the hlc.agc grade.

Fix two more compile-to-C bugs in the hlc.agc grade.

Propagate ml_gen_info updates from arg gc_statement generation.

Use async-signal-safe stderr writes in the LLDS GC scheduler.

Eliminate right-spine recursion in MR_deep_copy / MR_agc_deep_copy.

Fix forwarding-pointer bitmap shift width on 64-bit AGC.

Pre-extend the AGC to-space before each Cheney copy.

Bump the default initial heap size from 64 KB to 8 MB.

Enable LCMC under accurate GC in MLDS grades.

Import libs.globals into ml_unify_gen_construct.

Give store_at_field_offset_impure a stub Mercury body for bootstrapping.

Tighten the store_at_field_offset_impure stub body and reorder it.

Allow definition of builtins for private_builtin under stage-1.

Use pragma external_pred for store_at_field_offset_impure.

Move pragma external_pred into the implementation section.

Drop the bootstrap stubs around store_at_field_offset_impure.

Keep MR_zone_min word-aligned across cache colouring and zone extension.

Mark store_at_field_offset_impure as a no-typeinfo builtin.

Box field_assign value rval to handle MR_Float fields.

Allocate the full zone footprint in MR_extend_zone.