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author | Xavier Leroy <xavier.leroy@inria.fr> | 2015-04-17 16:30:43 +0200 |
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committer | Xavier Leroy <xavier.leroy@inria.fr> | 2015-04-17 16:30:43 +0200 |
commit | 1b5db339bb05f773a6a132be4c0b8cea54d50461 (patch) | |
tree | 5c7c767bc107eca66fdf6795777821572c5ec5af /common/AST.v | |
parent | 3d751c114fe4611a5b72e160127be09cf6c6cfec (diff) | |
download | compcert-1b5db339bb05f773a6a132be4c0b8cea54d50461.tar.gz compcert-1b5db339bb05f773a6a132be4c0b8cea54d50461.zip |
Experiment: support a subset of GCC's extended asm statements.
Diffstat (limited to 'common/AST.v')
-rw-r--r-- | common/AST.v | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/common/AST.v b/common/AST.v index d2926178..1e1e2b9d 100644 --- a/common/AST.v +++ b/common/AST.v @@ -584,7 +584,7 @@ Inductive external_function : Type := (** Another form of annotation that takes one argument, produces an event carrying the text and the value of this argument, and returns the value of the argument. *) - | EF_inline_asm (text: ident). + | EF_inline_asm (text: ident) (sg: signature). (** Inline [asm] statements. Semantically, treated like an annotation with no parameters ([EF_annot text nil]). To be used with caution, as it can invalidate the semantic @@ -606,7 +606,7 @@ Definition ef_sig (ef: external_function): signature := | EF_memcpy sz al => mksignature (Tint :: Tint :: nil) None cc_default | EF_annot text targs => mksignature targs None cc_default | EF_annot_val text targ => mksignature (targ :: nil) (Some targ) cc_default - | EF_inline_asm text => mksignature nil None cc_default + | EF_inline_asm text sg => sg end. (** Whether an external function should be inlined by the compiler. *) @@ -624,7 +624,7 @@ Definition ef_inline (ef: external_function) : bool := | EF_memcpy sz al => true | EF_annot text targs => true | EF_annot_val text targ => true - | EF_inline_asm text => true + | EF_inline_asm text targs => true end. (** Whether an external function must reload its arguments. *) |