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Tests: Update t_dpi_open (#7261 test)

This commit is contained in:
Wilson Snyder 2026-03-18 21:01:07 -04:00
parent 7b2277f584
commit adcbc86016
2 changed files with 48 additions and 0 deletions
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34
test_regress/t/t_dpi_open.v
View File

@ -49,6 +49,19 @@ module t;
integer i_integer [1:0];
integer o_integer [1:0];
bit i_oba_b1;
bit o_oba_b1;
bit [7:0] i_oba_b8;
bit [7:0] o_oba_b8;
bit [15:0] i_oba_b16;
bit [15:0] o_oba_b16;
bit [16:0] i_oba_b17;
bit [16:0] o_oba_b17;
bit [31:0] i_oba_b32;
bit [31:0] o_oba_b32;
bit [63:0] i_oba_b64;
bit [63:0] o_oba_b64;
import "DPI-C" function int dpii_failure();
import "DPI-C" function void dpii_unused(input reg u []);
@ -80,6 +93,8 @@ module t;
import "DPI-C" function void dpii_open_int_u2(int u, input int i [] [], output int o [] []);
import "DPI-C" function void dpii_open_int_u3(int u, input int i [] [] [], output int o [] [] []);
import "DPI-C" function void dpii_oba(int width, input int i [], output int o []);
// verilator lint_on UNUSED
reg [95:0] crc;
@ -157,6 +172,25 @@ module t;
end
end
i_oba_b1 = crc[0];
i_oba_b8 = crc[7:0];
i_oba_b16 = crc[15:0];
i_oba_b17 = crc[16:0];
i_oba_b32 = crc[31:0];
i_oba_b64 = crc[63:0];
dpii_oba(1, i_oba_b1, o_oba_b1);
dpii_oba(8, i_oba_b8, o_oba_b8);
dpii_oba(16, i_oba_b16, o_oba_b16);
dpii_oba(17, i_oba_b17, o_oba_b17);
dpii_oba(32, i_oba_b32, o_oba_b32);
dpii_oba(64, i_oba_b64, o_oba_b64);
`checkh(o_oba_b1, ~crc[0]);
`checkh(o_oba_b8, ~crc[7:0]);
`checkh(o_oba_b16, ~crc[15:0]);
`checkh(o_oba_b17, ~crc[16:0]);
`checkh(o_oba_b32, ~crc[31:0]);
`checkh(o_oba_b64, ~crc[63:0]);
if (dpii_failure()!=0) begin
$write("%%Error: Failure in DPI tests\n");
$stop;

14
test_regress/t/t_dpi_open_c.cpp
View File

@ -70,6 +70,8 @@ extern void dpii_open_int_u1(int u, const svOpenArrayHandle i, const svOpenArray
extern void dpii_open_int_u2(int u, const svOpenArrayHandle i, const svOpenArrayHandle o);
extern void dpii_open_int_u3(int u, const svOpenArrayHandle i, const svOpenArrayHandle o);
extern void dpii_oba(const svOpenArrayHandle i, const svOpenArrayHandle o);
extern int dpii_failure();
}
#endif
@ -295,3 +297,15 @@ void dpii_open_int_u2(int u, const svOpenArrayHandle i, const svOpenArrayHandle
void dpii_open_int_u3(int u, const svOpenArrayHandle i, const svOpenArrayHandle o) {
_dpii_open_int_ux(u, i, o);
}
void dpii_oba(int width, const svOpenArrayHandle i, const svOpenArrayHandle o) {
TEST_CHECK_HEX_EQ(svLeft(i, 0), width - 1);
TEST_CHECK_HEX_EQ(svHigh(i, 0), width - 1);
TEST_CHECK_HEX_EQ(svRight(i, 0), 0);
TEST_CHECK_HEX_EQ(svLow(i, 0), 0);
for (int bit = 0; bit < width; ++bit) {
const svBitVecVal* const ibvp = static_cast<svBitVecVal*>(svGetArrayPtr(i));
svBitVecVal* const obvp = static_cast<svBitVecVal*>(svGetArrayPtr(o));
svPutBitselBit(obvp, bit, svGetBitselBit(ibvp, bit) ? 0 : 1);
}
}