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Support pattern assignments to const variables, bug616.

This commit is contained in:
Wilson Snyder 2013-02-13 19:32:36 -05:00
parent 891b981cab
commit a80fce5ac1
3 changed files with 9 additions and 0 deletions
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2
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@ -5,6 +5,8 @@ indicates the contributor was also the author of the fix; Thanks!
* Verilator 3.846-devel * Verilator 3.846-devel
**** Support pattern assignments to const variables, bug616. [Ed Lander]
**** Fix DETECTARRAY on packed structures, bug610. [Jeremy Bennett] **** Fix DETECTARRAY on packed structures, bug610. [Jeremy Bennett]
**** Fix LITENDIAN on unpacked structures, bug614. [Wai Sum Mong] **** Fix LITENDIAN on unpacked structures, bug614. [Wai Sum Mong]

3
src/V3Width.cpp
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@ -1151,6 +1151,9 @@ private:
patp->unlinkFrBack(); patp->unlinkFrBack();
} }
} }
while (AstConstDType* classp = m_assDTypep->castConstDType()) {
m_assDTypep = classp->subDTypep()->skipRefp();
}
if (AstNodeClassDType* classp = m_assDTypep->castNodeClassDType()) { if (AstNodeClassDType* classp = m_assDTypep->castNodeClassDType()) {
// Due to "default" and tagged patterns, we need to determine // Due to "default" and tagged patterns, we need to determine
// which member each AstPatMember corresponds to before we can // which member each AstPatMember corresponds to before we can

4
test_regress/t/t_struct_init.v
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@ -39,6 +39,8 @@ module t;
// bit vec2d[2][3]; // bit vec2d[2][3];
} pack3_t; } pack3_t;
const b4_t b4_const_a = '{1'b1, 1'b0, 1'b0, 1'b1};
pack2_t arr[2]; pack2_t arr[2];
initial begin initial begin
@ -94,6 +96,8 @@ module t;
if (q != 4'b1011) $stop; if (q != 4'b1011) $stop;
end end
if (b4_const_a != 4'b1001) $stop;
$write("*-* All Finished *-*\n"); $write("*-* All Finished *-*\n");
$finish; $finish;
end end