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Another vloghammer related bugfix

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This commit is contained in:
Clifford Wolf 2013-07-11 19:24:59 +02:00
parent a9fefc6ce1
commit b380c8c790
2 changed files with 8 additions and 1 deletions
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2
frontends/ast/genrtlil.cc
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@ -836,7 +836,7 @@ RTLIL::SigSpec AstNode::genRTLIL(int width_hint, bool sign_hint)
case AST_TO_SIGNED: case AST_TO_SIGNED:
case AST_TO_UNSIGNED: { case AST_TO_UNSIGNED: {
RTLIL::SigSpec sig = children[0]->genRTLIL(); RTLIL::SigSpec sig = children[0]->genRTLIL();
is_signed = type == AST_TO_SIGNED; is_signed = sign_hint;
return sig; return sig;
} }

7
tests/simple/vloghammer.v
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@ -50,3 +50,10 @@ module test07(a, b, y);
assign y = 2'b11 != a+b; assign y = 2'b11 != a+b;
endmodule endmodule
module test08(a, b, y);
input [1:0] a;
input [1:0] b;
output y;
assign y = a == ($signed(b) >>> 1);
endmodule