From e273ed52758599cb156cf3c309905da70826fe2d Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Tue, 20 Aug 2019 15:09:38 -0700 Subject: [PATCH] Wrap SRL{16,32} too --- techlibs/xilinx/abc_map.v | 36 ++++++++++++++++++++++++++++++++++++ techlibs/xilinx/abc_model.v | 32 ++++++++++++++++++++++++++------ techlibs/xilinx/abc_unmap.v | 37 ++++++++++++++++++++++++++++++++++++- 3 files changed, 98 insertions(+), 7 deletions(-) diff --git a/techlibs/xilinx/abc_map.v b/techlibs/xilinx/abc_map.v index 0d69e8c08..56b4fe7f9 100644 --- a/techlibs/xilinx/abc_map.v +++ b/techlibs/xilinx/abc_map.v @@ -185,5 +185,41 @@ module \$__ABC_RAM128X1D ( ); \$__ABC_LUTMUX7 dpo (.A(\$DPO ), .S(A), .Y(DPO)); \$__ABC_LUTMUX7 spo (.A(\$SPO ), .S(A), .Y(SPO)); +endmodule +module SRL16E ( + output Q, + input A0, A1, A2, A3, CE, CLK, D +); + parameter [15:0] INIT = 16'h0000; + parameter [0:0] IS_CLK_INVERTED = 1'b0; + wire \$Q ; + \$__ABC_SRL16E #( + .INIT(INIT), .IS_CLK_INVERTED(IS_CLK_INVERTED) + ) _TECHMAP_REPLACE_ ( + .Q(\$Q ), + .A0(A0), .A1(A1), .A2(A2), .A3(A3), .CE(CE), .CLK(CLK), .D(D) + ); + // TODO: Check if SRL uses fast inputs or slow inputs + \$__ABC_LUTMUX6 q (.A(\$Q ), .S({A0, A1, A2, A3, 1'b0, 1'b0}), .Y(Q)); +endmodule + +module SRLC32E ( + // Max delay from: https://github.com/SymbiFlow/prjxray-db/blob/34ea6eb08a63d21ec16264ad37a0a7b142ff6031/artix7/timings/CLBLM_R.sdf#L904-L905 + (* abc_arrival=1472 *) output Q, + (* abc_arrival=1114 *) output Q31, + input [4:0] A, + input CE, CLK, D +); + parameter [31:0] INIT = 32'h00000000; + parameter [0:0] IS_CLK_INVERTED = 1'b0; + wire \$Q ; + \$__ABC_SRLC32E #( + .INIT(INIT), .IS_CLK_INVERTED(IS_CLK_INVERTED) + ) _TECHMAP_REPLACE_ ( + .Q(\$Q ), .Q31(Q31), + .A(A), .CE(CE), .CLK(CLK), .D(D) + ); + // TODO: Check if SRL uses fast inputs or slow inputs + \$__ABC_LUTMUX6 q (.A(\$Q ), .S({A, 1'b0}), .Y(Q)); endmodule diff --git a/techlibs/xilinx/abc_model.v b/techlibs/xilinx/abc_model.v index 76ef41a91..7162bd213 100644 --- a/techlibs/xilinx/abc_model.v +++ b/techlibs/xilinx/abc_model.v @@ -123,8 +123,8 @@ endmodule module \$__ABC_RAM32X1D ( - // Max delay from: https://github.com/SymbiFlow/prjxray-db/blob/34ea6eb08a63d21ec16264ad37a0a7b142ff6031/artix7/timings/CLBLM_R.sdf#L904-L905 - (* abc_arrival=1472 *) output DPO, SPO, + // Max delay from: https://github.com/SymbiFlow/prjxray-db/blob/34ea6eb08a63d21ec16264ad37a0a7b142ff6031/artix7/timings/CLBLM_R.sdf#L957 + (* abc_arrival=1153 *) output DPO, SPO, input D, input WCLK, input WE, @@ -134,8 +134,8 @@ module \$__ABC_RAM32X1D ( endmodule module \$__ABC_RAM64X1D ( - // Max delay from: https://github.com/SymbiFlow/prjxray-db/blob/34ea6eb08a63d21ec16264ad37a0a7b142ff6031/artix7/timings/CLBLM_R.sdf#L904-L905 - (* abc_arrival=1472 *) output DPO, SPO, + // Max delay from: https://github.com/SymbiFlow/prjxray-db/blob/34ea6eb08a63d21ec16264ad37a0a7b142ff6031/artix7/timings/CLBLM_R.sdf#L957 + (* abc_arrival=1153 *) output DPO, SPO, input D, input WCLK, input WE, @@ -147,8 +147,8 @@ module \$__ABC_RAM64X1D ( endmodule module \$__ABC_RAM128X1D ( - // Max delay from: https://github.com/SymbiFlow/prjxray-db/blob/34ea6eb08a63d21ec16264ad37a0a7b142ff6031/artix7/timings/CLBLM_R.sdf#L904-L905 - (* abc_arrival=1472 *) output DPO, SPO, + // Max delay from: https://github.com/SymbiFlow/prjxray-db/blob/34ea6eb08a63d21ec16264ad37a0a7b142ff6031/artix7/timings/CLBLM_R.sdf#L957 + (* abc_arrival=1153 *) output DPO, SPO, input D, input WCLK, input WE, @@ -157,3 +157,23 @@ module \$__ABC_RAM128X1D ( parameter INIT = 128'h0; parameter IS_WCLK_INVERTED = 1'b0; endmodule + +module SRL16E ( + // Max delay from: https://github.com/SymbiFlow/prjxray-db/blob/34ea6eb08a63d21ec16264ad37a0a7b142ff6031/artix7/timings/CLBLM_R.sdf#L904-L905 + (* abc_arrival=1472 *) output Q, + input A0, A1, A2, A3, CE, CLK, D +); + parameter [15:0] INIT = 16'h0000; + parameter [0:0] IS_CLK_INVERTED = 1'b0; +endmodule + +module SRLC32E ( + // Max delay from: https://github.com/SymbiFlow/prjxray-db/blob/34ea6eb08a63d21ec16264ad37a0a7b142ff6031/artix7/timings/CLBLM_R.sdf#L904-L905 + (* abc_arrival=1472 *) output Q, + (* abc_arrival=1114 *) output Q31, + input [4:0] A, + input CE, CLK, D +); + parameter [31:0] INIT = 32'h00000000; + parameter [0:0] IS_CLK_INVERTED = 1'b0; +endmodule diff --git a/techlibs/xilinx/abc_unmap.v b/techlibs/xilinx/abc_unmap.v index f2708b477..d00d27e2e 100644 --- a/techlibs/xilinx/abc_unmap.v +++ b/techlibs/xilinx/abc_unmap.v @@ -139,7 +139,10 @@ module \$__ABC_FDPE_1 (output Q, ); endmodule -module \$__ABC_LUTMUX (input A, input [5:0] S, output Y); +module \$__ABC_LUTMUX6 (input A, input [5:0] S, output Y); + assign Y = A; +endmodule +module \$__ABC_LUTMUX7 (input A, input [6:0] S, output Y); assign Y = A; endmodule @@ -202,3 +205,35 @@ module \$__ABC_RAM128X1D ( .DPRA(DPRA) ); endmodule + +module \$__ABC_SRL16E ( + output Q, + input A0, A1, A2, A3, CE, CLK, D +); + parameter [15:0] INIT = 16'h0000; + parameter [0:0] IS_CLK_INVERTED = 1'b0; + + SRL16E #( + .INIT(INIT), .IS_CLK_INVERTED(IS_CLK_INVERTED) + ) _TECHMAP_REPLACE_ ( + .Q(Q), + .A0(A0), .A1(A1), .A2(A2), .A3(A3), .CE(CE), .CLK(CLK), .D(D) + ); +endmodule + +module \$__ABC_SRLC32E ( + output Q, + output Q31, + input [4:0] A, + input CE, CLK, D +); + parameter [31:0] INIT = 32'h00000000; + parameter [0:0] IS_CLK_INVERTED = 1'b0; + + SRLC32E #( + .INIT(INIT), .IS_CLK_INVERTED(IS_CLK_INVERTED) + ) _TECHMAP_REPLACE_ ( + .Q(Q), .Q31(Q31), + .A(A), .CE(CE), .CLK(CLK), .D(D) + ); +endmodule -- 2.30.2