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author | Bernhard Schommer <bernhardschommer@gmail.com> | 2020-01-02 14:58:37 +0100 |
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committer | Xavier Leroy <xavierleroy@users.noreply.github.com> | 2020-01-03 09:12:23 +0100 |
commit | 7077c2ea9e86f001e805d7a2a5e7fcdfd0a8ece8 (patch) | |
tree | 3c03dcc8cb4508ff2a58852a7e24ab73ac914f8f /x86/Asmexpand.ml | |
parent | 4b042d572b943c8cb3b86b61e3282bba58f488ab (diff) | |
download | compcert-7077c2ea9e86f001e805d7a2a5e7fcdfd0a8ece8.tar.gz compcert-7077c2ea9e86f001e805d7a2a5e7fcdfd0a8ece8.zip |
Revert "Remove `__builtin_nop` for some architectures. (#208)"
This reverts commit 4dfcd7d4be18e8bc437ca170782212aa06635a95.
Diffstat (limited to 'x86/Asmexpand.ml')
-rw-r--r-- | x86/Asmexpand.ml | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/x86/Asmexpand.ml b/x86/Asmexpand.ml index 5cf52b5e..16426ce3 100644 --- a/x86/Asmexpand.ml +++ b/x86/Asmexpand.ml @@ -473,6 +473,9 @@ let expand_builtin_inline name args res = (* Synchronization *) | "__builtin_membar", [], _ -> () + (* no operation *) + | "__builtin_nop", [], _ -> + emit Pnop (* Catch-all *) | _ -> raise (Error ("unrecognized builtin " ^ name)) |