riscv
/
yosys
mirror of https://github.com/YosysHQ/yosys.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

missed a few pf instances

This commit is contained in:
C77874 2024-07-04 10:25:15 -07:00
parent c385421c17
commit 6b80e02d62
1 changed files with 7 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
techlibs/microchip/synth_microchip.cc
View File

@ -45,7 +45,7 @@ struct SynthMicrochipPass : public ScriptPass {
log(" Run synthesis for the specified Microchip architecture. \n");
log(" Generate the synthesis netlist for the specified family.\n");
log(" supported values:\n");
log(" - pf: PolarFire\n");
log(" - polarfire: PolarFire\n");
log("\n");
log(" -edif <file>\n");
log(" Write the design to the specified edif file. Writing of an output file\n");
@ -112,7 +112,7 @@ struct SynthMicrochipPass : public ScriptPass {
top_opt = "-auto-top";
edif_file.clear();
blif_file.clear();
family = "pf";
family = "polarfire";
flatten = false;
retime = false;
noiopad = false;
@ -286,8 +286,8 @@ struct SynthMicrochipPass : public ScriptPass {
run("memory_dff"); // microchip_dsp will merge registers, reserve memory port registers first
if (help_mode)
run("techmap -map +/mul2dsp.v -map +/microchip/{family}_dsp_map.v {options}");
else if (family == "pf") // Microchip - map multipliers to DSP
run("techmap -map +/mul2dsp.v -map +/microchip/pf_dsp_map.v -D DSP_A_MAXWIDTH=18 -D DSP_B_MAXWIDTH=18 "
else if (family == "polarfire") // Microchip - map multipliers to DSP
run("techmap -map +/mul2dsp.v -map +/microchip/polarfire_dsp_map.v -D DSP_A_MAXWIDTH=18 -D DSP_B_MAXWIDTH=18 "
"-D DSP_A_MAXWIDTH_PARTIAL=18 " // Partial multipliers are intentionally
// limited to 18x18 in order to take
// advantage of the (PCOUT >> 17) -> PCIN
@ -303,7 +303,7 @@ struct SynthMicrochipPass : public ScriptPass {
run("select -clear");
if (help_mode)
run("microchip_dsp -family <family>");
else if (family == "pf") // Microchip - absorb cells into DSP
else if (family == "polarfire") // Microchip - absorb cells into DSP
run("microchip_dsp -family " + family);
run("chtype -set $mul t:$__soft_mul");
@ -329,7 +329,7 @@ struct SynthMicrochipPass : public ScriptPass {
params = " [...]";
} else {
if (family == "pf") {
if (family == "polarfire") {
// cost of a single bit for memory lowered to soft logic
params += " -logic-cost-rom 0.015625";
@ -452,7 +452,7 @@ struct SynthMicrochipPass : public ScriptPass {
// $_DLATCH_[NP][NP][01]_ (D-latch + reset to 0/1)
// $_DLATCHSR_[NP][NP][NP]_ (D-latch + set + reset)
if (family == "pf") {
if (family == "polarfire") {
std::string params = "";
// D-flop with async reset and enable