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Support pair equality in rewriter. #2009

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Jan 16, 2024
Merged

Support pair equality in rewriter. #2009

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f36bf3a
Support pair equality in rewriter.
andreistefanescu Jan 14, 2024
61738e9
Address comments.
andreistefanescu Jan 16, 2024
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4 changes: 4 additions & 0 deletions intTests/test2009/test.saw
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Original file line number Diff line number Diff line change
@@ -0,0 +1,4 @@
let pairEq = parse_core "pairEq (Vec 32 Bool) (Vec 32 Bool) (bvEq 32) (bvEq 32)";
t <- prove_print w4 {{ \x -> pairEq (x, x + 1) (x, 1 + x) }};
print_term (rewrite (addsimp t empty_ss) {{ (0 : [32], 0 + 1 : [32]) }});

4 changes: 4 additions & 0 deletions intTests/test2009/test.sh
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@@ -0,0 +1,4 @@
set -e

$SAW test.saw

4 changes: 4 additions & 0 deletions saw-core/src/Verifier/SAW/Rewriter.hs
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Expand Up @@ -325,6 +325,9 @@ boolEqIdent = mkIdent (mkModuleName ["Prelude"]) "boolEq"
vecEqIdent :: Ident
vecEqIdent = mkIdent (mkModuleName ["Prelude"]) "vecEq"

pairEqIdent :: Ident
pairEqIdent = mkIdent (mkModuleName ["Prelude"]) "pairEq"

arrayEqIdent :: Ident
arrayEqIdent = mkIdent (mkModuleName ["Prelude"]) "arrayEq"

Expand Down Expand Up @@ -393,6 +396,7 @@ ruleOfProp sc term ann =
(R.asApplyAll -> (R.isGlobalDef equalNatIdent -> Just (), [x, y])) -> eqRule x y
(R.asApplyAll -> (R.isGlobalDef boolEqIdent -> Just (), [x, y])) -> eqRule x y
(R.asApplyAll -> (R.isGlobalDef vecEqIdent -> Just (), [_, _, _, x, y])) -> eqRule x y
(R.asApplyAll -> (R.isGlobalDef pairEqIdent -> Just (), [_, _, _, _, x, y])) -> eqRule x y
(R.asApplyAll -> (R.isGlobalDef arrayEqIdent -> Just (), [_, _, x, y])) -> eqRule x y
(R.asApplyAll -> (R.isGlobalDef intEqIdent -> Just (), [x, y])) -> eqRule x y
(R.asApplyAll -> (R.isGlobalDef intModEqIdent -> Just (), [_, x, y])) -> eqRule x y
Expand Down
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