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| author | Peter Crozier <peter@crozier.com> | 2020-06-03 17:19:28 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-06-03 17:19:28 +0100 |
| commit | 0d3f7ea011288e1a1fadd4ae27f1e8a57d729053 (patch) | |
| tree | 07bde0d9f492233728070234aed2abd45fbd464d /techlibs/intel_alm/common/arith_alm_map.v | |
| parent | 17f050d3c6b8934141c42f96a3418de67a687b2c (diff) | |
| parent | 46ed0db2ec883a4ce330c81f321511e36e35c0b3 (diff) | |
| download | yosys-0d3f7ea011288e1a1fadd4ae27f1e8a57d729053.tar.gz yosys-0d3f7ea011288e1a1fadd4ae27f1e8a57d729053.tar.bz2 yosys-0d3f7ea011288e1a1fadd4ae27f1e8a57d729053.zip | |
Merge branch 'master' into struct
Diffstat (limited to 'techlibs/intel_alm/common/arith_alm_map.v')
| -rw-r--r-- | techlibs/intel_alm/common/arith_alm_map.v | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/techlibs/intel_alm/common/arith_alm_map.v b/techlibs/intel_alm/common/arith_alm_map.v index ddf81d9d0..8515eeb56 100644 --- a/techlibs/intel_alm/common/arith_alm_map.v +++ b/techlibs/intel_alm/common/arith_alm_map.v @@ -11,17 +11,24 @@ parameter Y_WIDTH = 1; parameter _TECHMAP_CONSTMSK_CI_ = 0; parameter _TECHMAP_CONSTVAL_CI_ = 0; +(* force_downto *) input [A_WIDTH-1:0] A; +(* force_downto *) input [B_WIDTH-1:0] B; input CI, BI; +(* force_downto *) output [Y_WIDTH-1:0] X, Y, CO; +(* force_downto *) wire [Y_WIDTH-1:0] A_buf, B_buf; \$pos #(.A_SIGNED(A_SIGNED), .A_WIDTH(A_WIDTH), .Y_WIDTH(Y_WIDTH)) A_conv (.A(A), .Y(A_buf)); \$pos #(.A_SIGNED(B_SIGNED), .A_WIDTH(B_WIDTH), .Y_WIDTH(Y_WIDTH)) B_conv (.A(B), .Y(B_buf)); +(* force_downto *) wire [Y_WIDTH-1:0] AA = A_buf; +(* force_downto *) wire [Y_WIDTH-1:0] BB = BI ? ~B_buf : B_buf; +(* force_downto *) wire [Y_WIDTH-1:0] BX = B_buf; wire [Y_WIDTH:0] ALM_CARRY; |