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Check that stack frames are not too large (port upstream PR#10085) #561

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merged 1 commit into from
Apr 14, 2022

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The frame table uses 16-bit unsigned integers to store the size of a
stack frame as well as the number and offsets of roots.

This commit adds a compile-time error if these 16-bit fields overflow.

Closes: #10072
@gretay-js gretay-js added backend backport from upstream OCaml 4.12.0-7 Bug fix patches for 4.12.0-7 release 4.12.0-8 and removed 4.12.0-7 Bug fix patches for 4.12.0-7 release 4.12.0-8 labels Feb 25, 2022
@mshinwell mshinwell merged commit 204bb26 into ocaml-flambda:main Apr 14, 2022
lpw25 added a commit that referenced this pull request May 19, 2022
fe8a98b flambda-backend: Save Mach as Cfg after Selection (#624)
2b205d8 flambda-backend: Clean up algorithms (#611)
524f0b4 flambda-backend: Initial refactoring of To_cmm (#619)
0bf75de flambda-backend: Refactor and correct the "is pure" and "can raise" (port upstream PR#10354 and PR#10387) (#555)
d234bfd flambda-backend: Cpp mangling is now a configuration option (#614)
20fc614 flambda-backend: Check that stack frames are not too large (#10085) (#561)
5fc2e95 flambda-backend: Allow CSE of immutable loads across stores (port upstream PR#9562) (#562)
2a650de flambda-backend: Backport commit fc95347 from trunk (#584)
31651b8 flambda-backend: Improved ARM64 code generation (port upstream PR#9937) (#556)
f0b6d68 flambda-backend: Simplify processing and remove dead code (error paths) in asmlink (port upstream PR#9943) (#557)
90c6746 flambda-backend: Improve code-generation for inlined comparisons (port upstream PR#10228) (#563)

git-subtree-dir: ocaml
git-subtree-split: fe8a98b
mshinwell pushed a commit that referenced this pull request May 20, 2022
The frame table uses 16-bit unsigned integers to store the size of a
stack frame as well as the number and offsets of roots.

This commit adds a compile-time error if these 16-bit fields overflow.

Closes: #10072

Co-authored-by: Xavier Leroy <xavierleroy@users.noreply.github.com>
lpw25 added a commit to lpw25/flambda-backend that referenced this pull request May 20, 2022
fe8a98b flambda-backend: Save Mach as Cfg after Selection (ocaml-flambda#624)
2b205d8 flambda-backend: Clean up algorithms (ocaml-flambda#611)
524f0b4 flambda-backend: Initial refactoring of To_cmm (ocaml-flambda#619)
0bf75de flambda-backend: Refactor and correct the "is pure" and "can raise" (port upstream PR#10354 and PR#10387) (ocaml-flambda#555)
d234bfd flambda-backend: Cpp mangling is now a configuration option (ocaml-flambda#614)
20fc614 flambda-backend: Check that stack frames are not too large (#10085) (ocaml-flambda#561)
5fc2e95 flambda-backend: Allow CSE of immutable loads across stores (port upstream PR#9562) (ocaml-flambda#562)
2a650de flambda-backend: Backport commit fc95347 from trunk (ocaml-flambda#584)
31651b8 flambda-backend: Improved ARM64 code generation (port upstream PR#9937) (ocaml-flambda#556)
f0b6d68 flambda-backend: Simplify processing and remove dead code (error paths) in asmlink (port upstream PR#9943) (ocaml-flambda#557)
90c6746 flambda-backend: Improve code-generation for inlined comparisons (port upstream PR#10228) (ocaml-flambda#563)

git-subtree-dir: ocaml
git-subtree-split: fe8a98b
mshinwell added a commit that referenced this pull request May 24, 2022
454150b flambda-backend: Speed up testsuite (#658)
8362f9e flambda-backend: Speed up builds (#585)
a527cab flambda-backend: Update backends for changes from ocaml-jst
ce88833 Merge flambda-backend changes
b7506bb Revert "Cherry-pick of ocaml/ocaml 1eeb0e7fe595f5f9e1ea1edbdf785ff3b49feeeb (#12)"
183f688 Add config option to enable/disable stack allocation (#22)
ee7c849 If both the type and mode of an ident are wrong, complain about the type. (#19)
44bade0 Allow submoding during module inclusion checks (#21)
de3bec9 Add subtyping between arrows of related modes (#20)
fe8a98b flambda-backend: Save Mach as Cfg after Selection (#624)
2b205d8 flambda-backend: Clean up algorithms (#611)
93d8615 Enable the local keywords even when the local extension is off (#18)
524f0b4 flambda-backend: Initial refactoring of To_cmm (#619)
81dd85e Documentation for local allocations
b05519f Fix a GC bug in local stack scanning (#17)
9f879de Fix __FUNCTION__ (#15)
0bf75de flambda-backend: Refactor and correct the "is pure" and "can raise" (port upstream PR#10354 and PR#10387) (#555)
d234bfd flambda-backend: Cpp mangling is now a configuration option (#614)
20fc614 flambda-backend: Check that stack frames are not too large (#10085) (#561)
5fc2e95 flambda-backend: Allow CSE of immutable loads across stores (port upstream PR#9562) (#562)
2a650de flambda-backend: Backport commit fc95347 from trunk (#584)
a78975e Optimise "include struct ... end" in more cases (ocaml/ocaml#11134)
b819c66 Cherry-pick of ocaml/ocaml 1eeb0e7fe595f5f9e1ea1edbdf785ff3b49feeeb (#12)
bb363d4 Optimise the allocation of optional arguments (#11)
31651b8 flambda-backend: Improved ARM64 code generation (port upstream PR#9937) (#556)
f0b6d68 flambda-backend: Simplify processing and remove dead code (error paths) in asmlink (port upstream PR#9943) (#557)
90c6746 flambda-backend: Improve code-generation for inlined comparisons (port upstream PR#10228) (#563)

git-subtree-dir: ocaml
git-subtree-split: 454150b
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4 participants