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author | Xavier Leroy <xavier.leroy@college-de-france.fr> | 2021-05-13 17:26:05 +0200 |
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committer | Xavier Leroy <xavier.leroy@college-de-france.fr> | 2021-05-13 17:26:05 +0200 |
commit | 39710f78062a4a999c079b58181a58e62b78c30b (patch) | |
tree | 681bd58bbec1bdfb5b3b2074f4ad55193b8b7eb0 /riscV/Asm.v | |
parent | 7b3bc19117e48d601e392f2db2c135c7df1d8376 (diff) | |
download | compcert-kvx-39710f78062a4a999c079b58181a58e62b78c30b.tar.gz compcert-kvx-39710f78062a4a999c079b58181a58e62b78c30b.zip |
Register X1 is destroyed by some built-in functions
E.g. __builtin_bswap. Update Asm modeling of builtins accordingly.
Diffstat (limited to 'riscV/Asm.v')
-rw-r--r-- | riscV/Asm.v | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/riscV/Asm.v b/riscV/Asm.v index 7e1b1fc8..a47573a2 100644 --- a/riscV/Asm.v +++ b/riscV/Asm.v @@ -1080,7 +1080,7 @@ Inductive step: state -> trace -> state -> Prop := rs' = nextinstr (set_res res vres (undef_regs (map preg_of (destroyed_by_builtin ef)) - (rs#X31 <- Vundef))) -> + (rs #X1 <- Vundef #X31 <- Vundef))) -> step (State rs m) t (State rs' m') | exec_step_external: forall b ef args res rs m t rs' m', |