reimplement pool lowering

add pool validation
align PIM ops/codegen/parser with the ISA
move constant materialization to MLIR
rename the PIM verification/materialization passes
better folded-constant handling

backend-simulators/pim/pim-simulator/src/lib/instruction_set/isa.rs

@@ -530,6 +530,7 @@ where
     let r2_val = r2;
     ensure!(r2_val == 1, "Stride different than 1 not supported");
     let rd_val = core.register(rd);
+    ensure!(offset_select == 1, "Offset select cannot be different from 1");
     let r1_val = add_offset_r1(r1_val, offset_select, offset_value);
     let loads = core.reserve_load(r1_val, imm_len)?.execute_load::<F>()?;
     let load1 = loads[0];

backend-simulators/pim/pim-simulator/src/lib/json_to_instruction/json_isa.rs

@@ -224,7 +224,21 @@ fn json_to_vvsub(
     inst_data_builder: &mut InstructionDataBuilder,
     json: &Value,
 ) -> Result<()> {
-    todo!("Not present in the compiler");
+    let json = json.as_object().expect("Not an object");
+    assert_eq!("vvsub", json_str!(json, "op"));
+    let rd = json_i64!(json, "rd") as i32;
+    let rs1 = json_i64!(json, "rs1") as i32;
+    let rs2 = json_i64!(json, "rs2") as i32;
+    let len = json_i64!(json, "len") as i32;
+    let (offset_select, offset_value) = json_to_offset(json.get("offset").unwrap());
+    inst_data_builder
+        .set_rd(rd)
+        .set_r1(rs1)
+        .set_r2(rs2)
+        .set_imm_len(len)
+        .set_offset_select(offset_select)
+        .set_offset_value(offset_value);
+    inst_builder.make_inst(vvsub, inst_data_builder.build());
     Ok(())
 }
 
@@ -256,7 +270,21 @@ fn json_to_vvdmul(
     inst_data_builder: &mut InstructionDataBuilder,
     json: &Value,
 ) -> Result<()> {
-    todo!("Not present in the compiler");
+    let json = json.as_object().expect("Not an object");
+    assert_eq!("vvdmul", json_str!(json, "op"));
+    let rd = json_i64!(json, "rd") as i32;
+    let rs1 = json_i64!(json, "rs1") as i32;
+    let rs2 = json_i64!(json, "rs2") as i32;
+    let len = json_i64!(json, "len") as i32;
+    let (offset_select, offset_value) = json_to_offset(json.get("offset").unwrap());
+    inst_data_builder
+        .set_rd(rd)
+        .set_r1(rs1)
+        .set_r2(rs2)
+        .set_imm_len(len)
+        .set_offset_select(offset_select)
+        .set_offset_value(offset_value);
+    inst_builder.make_inst(vvdmul, inst_data_builder.build());
     Ok(())
 }
 
@@ -306,7 +334,21 @@ fn json_to_vavg(
     inst_data_builder: &mut InstructionDataBuilder,
     json: &Value,
 ) -> Result<()> {
-    todo!("Not present in the compiler");
+    let json = json.as_object().expect("Not an object");
+    assert_eq!("vavg", json_str!(json, "op"));
+    let rd = json_i64!(json, "rd") as i32;
+    let rs1 = json_i64!(json, "rs1") as i32;
+    let rs2 = json_i64!(json, "rs2") as i32;
+    let len = json_i64!(json, "len") as i32;
+    let (offset_select, offset_value) = json_to_offset(json.get("offset").unwrap());
+    inst_data_builder
+        .set_rd(rd)
+        .set_r1(rs1)
+        .set_r2(rs2)
+        .set_imm_len(len)
+        .set_offset_select(offset_select)
+        .set_offset_value(offset_value);
+    inst_builder.make_inst(vavg, inst_data_builder.build());
     Ok(())
 }
 
@@ -358,7 +400,7 @@ fn json_to_vsigm(
     json: &Value,
 ) -> Result<()> {
     let json = json.as_object().expect("Not an object");
-    assert_eq!("vsigmoid", json_str!(json, "op"));
+    assert_eq!("vsigm", json_str!(json, "op"));
     let rd = json_i64!(json, "rd") as i32;
     let rs1 = json_i64!(json, "rs1") as i32;
     let len = json_i64!(json, "len") as i32;