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| author | Clifford Wolf <clifford@clifford.at> | 2019-05-06 20:57:15 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-05-06 20:57:15 +0200 |
| commit | 752553d8e91643228714e04d9887d32f5d47870a (patch) | |
| tree | e7e427b9e6558800b6131022c880af8ccc053845 /kernel | |
| parent | 1706798f4e595266a8758ae6d0ff9d978299de10 (diff) | |
| parent | 8c6e94d57c430fc516dbcfbde312dbd7c860477b (diff) | |
| download | yosys-752553d8e91643228714e04d9887d32f5d47870a.tar.gz yosys-752553d8e91643228714e04d9887d32f5d47870a.tar.bz2 yosys-752553d8e91643228714e04d9887d32f5d47870a.zip | |
Merge pull request #946 from YosysHQ/clifford/specify
Add specify parser
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/celltypes.h | 5 | ||||
| -rw-r--r-- | kernel/rtlil.cc | 40 | ||||
| -rw-r--r-- | kernel/rtlil.h | 2 |
3 files changed, 46 insertions, 1 deletions
diff --git a/kernel/celltypes.h b/kernel/celltypes.h index 0da78c313..4e91eddda 100644 --- a/kernel/celltypes.h +++ b/kernel/celltypes.h @@ -85,6 +85,8 @@ struct CellTypes setup_internals_eval(); IdString A = "\\A", B = "\\B", EN = "\\EN", Y = "\\Y"; + IdString SRC = "\\SRC", DST = "\\DST", DAT = "\\DAT"; + IdString EN_SRC = "\\EN_SRC", EN_DST = "\\EN_DST"; setup_type("$tribuf", {A, EN}, {Y}, true); @@ -99,6 +101,9 @@ struct CellTypes setup_type("$allconst", pool<RTLIL::IdString>(), {Y}, true); setup_type("$allseq", pool<RTLIL::IdString>(), {Y}, true); setup_type("$equiv", {A, B}, {Y}, true); + setup_type("$specify2", {EN, SRC, DST}, pool<RTLIL::IdString>(), true); + setup_type("$specify3", {EN, SRC, DST, DAT}, pool<RTLIL::IdString>(), true); + setup_type("$specrule", {EN_SRC, EN_DST, SRC, DST}, pool<RTLIL::IdString>(), true); } void setup_internals_eval() diff --git a/kernel/rtlil.cc b/kernel/rtlil.cc index dd6817873..147d378e5 100644 --- a/kernel/rtlil.cc +++ b/kernel/rtlil.cc @@ -1194,6 +1194,46 @@ namespace { return; } + if (cell->type.in("$specify2", "$specify3")) { + param_bool("\\FULL"); + param_bool("\\SRC_DST_PEN"); + param_bool("\\SRC_DST_POL"); + param("\\T_RISE_MIN"); + param("\\T_RISE_TYP"); + param("\\T_RISE_MAX"); + param("\\T_FALL_MIN"); + param("\\T_FALL_TYP"); + param("\\T_FALL_MAX"); + port("\\EN", 1); + port("\\SRC", param("\\SRC_WIDTH")); + port("\\DST", param("\\DST_WIDTH")); + if (cell->type == "$specify3") { + param_bool("\\EDGE_EN"); + param_bool("\\EDGE_POL"); + param_bool("\\DAT_DST_PEN"); + param_bool("\\DAT_DST_POL"); + port("\\DAT", param("\\DST_WIDTH")); + } + check_expected(); + return; + } + + if (cell->type == "$specrule") { + param("\\TYPE"); + param_bool("\\SRC_PEN"); + param_bool("\\SRC_POL"); + param_bool("\\DST_PEN"); + param_bool("\\DST_POL"); + param("\\T_LIMIT"); + param("\\T_LIMIT2"); + port("\\SRC_EN", 1); + port("\\DST_EN", 1); + port("\\SRC", param("\\SRC_WIDTH")); + port("\\DST", param("\\DST_WIDTH")); + check_expected(); + return; + } + if (cell->type == "$_BUF_") { check_gate("AY"); return; } if (cell->type == "$_NOT_") { check_gate("AY"); return; } if (cell->type == "$_AND_") { check_gate("ABY"); return; } diff --git a/kernel/rtlil.h b/kernel/rtlil.h index db5c33c73..0c3fa6f76 100644 --- a/kernel/rtlil.h +++ b/kernel/rtlil.h @@ -50,7 +50,7 @@ namespace RTLIL CONST_FLAG_NONE = 0, CONST_FLAG_STRING = 1, CONST_FLAG_SIGNED = 2, // only used for parameters - CONST_FLAG_REAL = 4 // unused -- to be used for parameters + CONST_FLAG_REAL = 4 // only used for parameters }; struct Const; |