diff options
author | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2008-12-29 12:47:56 +0000 |
---|---|---|
committer | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2008-12-29 12:47:56 +0000 |
commit | 12421d717405aa7964e437fc1167a23699b61ecc (patch) | |
tree | 99b975380440ad4e91074f918ee781ec6383f0ce /backend/PPC.v | |
parent | dc4bed2cf06f46687225275131f411c86c773598 (diff) | |
download | compcert-12421d717405aa7964e437fc1167a23699b61ecc.tar.gz compcert-12421d717405aa7964e437fc1167a23699b61ecc.zip |
Replace cast{8,16}{signed,unsigned} with zero_ext and sign_ext.
lib/Integers.v: added more properties for ARM port.
lib/Coqlib.v: added more properties for division and powers of 2.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@928 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
Diffstat (limited to 'backend/PPC.v')
-rw-r--r-- | backend/PPC.v | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/backend/PPC.v b/backend/PPC.v index 13c7a875..e47cba01 100644 --- a/backend/PPC.v +++ b/backend/PPC.v @@ -616,9 +616,9 @@ Definition exec_instr (c: code) (i: instruction) (rs: regset) (m: mem) : outcome | Peqv rd r1 r2 => OK (nextinstr (rs#rd <- (Val.notint (Val.xor rs#r1 rs#r2)))) m | Pextsb rd r1 => - OK (nextinstr (rs#rd <- (Val.cast8signed rs#r1))) m + OK (nextinstr (rs#rd <- (Val.sign_ext 8 rs#r1))) m | Pextsh rd r1 => - OK (nextinstr (rs#rd <- (Val.cast16signed rs#r1))) m + OK (nextinstr (rs#rd <- (Val.sign_ext 16 rs#r1))) m | Pfreeframe ofs => match Mem.loadv Mint32 m (Val.add rs#GPR1 (Vint ofs)) with | None => Error |