diff options
| author | Clifford Wolf <clifford@clifford.at> | 2013-12-18 13:41:36 +0100 |
|---|---|---|
| committer | Clifford Wolf <clifford@clifford.at> | 2013-12-18 13:41:36 +0100 |
| commit | fbd06a1afcef77e32b1fbe6405f1e639995d2fa5 (patch) | |
| tree | 941a167a848251dd026f9bbd9903a6146720c402 /tests/simple/macros.v | |
| parent | 921064c20044f72a64bec12dbd73103bdd3f45e3 (diff) | |
Added elsif preproc support
Diffstat (limited to 'tests/simple/macros.v')
| -rw-r--r-- | tests/simple/macros.v | 230 |
1 files changed, 229 insertions, 1 deletions
diff --git a/tests/simple/macros.v b/tests/simple/macros.v index e2025717..cda46cb4 100644 --- a/tests/simple/macros.v +++ b/tests/simple/macros.v @@ -1,9 +1,237 @@ -module test(a, y); + +module test_def(a, y); + `define MSB_LSB_SEP : `define get_msb(off, len) ((off)+(len)-1) `define get_lsb(off, len) (off) `define sel_bits(offset, len) `get_msb(offset, len) `MSB_LSB_SEP `get_lsb(offset, len) + input [31:0] a; output [7:0] y; + assign y = a[`sel_bits(16, 8)]; + +endmodule + +// --------------------------------------------------- + +module test_ifdef(a, y); + +input [2:0] a; +output reg [31:0] y; + +always @* begin + y = 0; + + `undef X + `ifdef X + y = y + 42; + `else + `undef A + `undef B + `ifdef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + `undef A + `define B + `ifdef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + `define A + `undef B + `ifdef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + `define A + `define B + `ifdef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + // ------------------------------------ + `undef A + `undef B + `ifndef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + `undef A + `define B + `ifndef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + `define A + `undef B + `ifndef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + `define A + `define B + `ifndef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + // ------------------------------------ + `undef A + `ifdef A + y = (y << 1) | a[0]; + `else + y = (y << 1) | a[2]; + `endif + `define A + `ifdef A + y = (y << 1) | a[0]; + `else + y = (y << 1) | a[2]; + `endif + // ------------------------------------ + `undef A + `ifndef A + y = (y << 1) | a[0]; + `else + y = (y << 1) | a[2]; + `endif + `define A + `ifndef A + y = (y << 1) | a[0]; + `else + y = (y << 1) | a[2]; + `endif + `endif + + `define X + `ifdef X + `undef A + `undef B + `ifdef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + `undef A + `define B + `ifdef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + `define A + `undef B + `ifdef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + `define A + `define B + `ifdef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + // ------------------------------------ + `undef A + `undef B + `ifndef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + `undef A + `define B + `ifndef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + `define A + `undef B + `ifndef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + `define A + `define B + `ifndef A + y = (y << 1) | a[0]; + `elsif B + y = (y << 1) | a[1]; + `else + y = (y << 1) | a[2]; + `endif + // ------------------------------------ + `undef A + `ifdef A + y = (y << 1) | a[0]; + `else + y = (y << 1) | a[2]; + `endif + `define A + `ifdef A + y = (y << 1) | a[0]; + `else + y = (y << 1) | a[2]; + `endif + // ------------------------------------ + `undef A + `ifndef A + y = (y << 1) | a[0]; + `else + y = (y << 1) | a[2]; + `endif + `define A + `ifndef A + y = (y << 1) | a[0]; + `else + y = (y << 1) | a[2]; + `endif + `else + y = y + 42; + `endif +end + endmodule |