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| author |  xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2014-02-23 08:23:10 +0000 |
|---|---|---|
| committer | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2014-02-23 08:23:10 +0000 |
| commit | 11db3838a8cbfd09ecca368e87305054832a4719 (patch) | |
| tree | b48fb36fe0709ea794ffecbfca92680e3227edc3 /extraction | |
| parent | 5af448143e8d548a8d73d8ed613156e331ca0e0b (diff) | |
In Regalloc, dead code elimination, don't eliminate move operations
that pop the x87 FP stack (var <- FP0). Otherwise, (void) f();
where f returns a float eventually produces a FP stack overflow.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2416 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
Diffstat (limited to 'extraction')
| -rw-r--r-- | extraction/extraction.v | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/extraction/extraction.v b/extraction/extraction.v index 654e80f..6b93db2 100644 --- a/extraction/extraction.v +++ b/extraction/extraction.v @@ -128,4 +128,4 @@ Separate Extraction Conventions1.dummy_int_reg Conventions1.dummy_float_reg RTL.instr_defs RTL.instr_uses Machregs.mregs_for_operation Machregs.mregs_for_builtin - Machregs.two_address_op. + Machregs.two_address_op Machregs.is_stack_reg. |