Xqci (Xqcilsm) extension: Fix IDL code and description of qc.setwm instruction to state that number of words written 0..31.

Signed-off-by: Albert Yosher <[email protected]>

Author: ayosher

arch_overlay/qc_iu/ext/Xqci.yaml

@@ -288,6 +288,7 @@ versions:
     - Fix IDL code sign extension logic for qc.lieq instruction
     - Fix wrong mantissa bit selection in qc.norm, qc.normu and qc.normeu instructions
     - Fix wrong exponent calculation in qc.normeu instruction
+    - Fix IDL code and description of qc.setwm instruction to state that number of words written 0..31.
   implies:
   - { name: Xqcia, version: "0.6.0" }
   - { name: Xqciac, version: "0.3.0" }
@@ -303,7 +304,7 @@ versions:
   - { name: Xqcili, version: "0.2.0" }
   - { name: Xqcilia, version: "0.2.0" }
   - { name: Xqcilo, version: "0.3.0" }
-  - { name: Xqcilsm, version: "0.4.0" }
+  - { name: Xqcilsm, version: "0.5.0" }
   - { name: Xqcisim, version: "0.2.0" }
   - { name: Xqcisls, version: "0.2.0" }
   - { name: Xqcisync, version: "0.2.0" }

arch_overlay/qc_iu/ext/Xqcilsm.yaml

@@ -52,6 +52,18 @@ versions:
     email: [email protected]
   changes:
     - Fix encoding of qc.swmi
+- version: "0.5.0"
+  state: frozen
+  ratification_date: null
+  contributors:
+  - name: Albert Yosher
+    company: Qualcomm Technologies, Inc.
+    email: [email protected]
+  - name: Derek Hower
+    company: Qualcomm Technologies, Inc.
+    email: [email protected]
+  changes:
+    - Fix IDL code and description of qc.setwm instruction to state that number of words written 0..31.
 description: |
   The Xqcilsm extension includes six instructions that transfer multiple values
   between registers and memory.

arch_overlay/qc_iu/inst/Xqci/qc.setwm.yaml

@@ -6,7 +6,7 @@ name: qc.setwm
 long_name: Set word multiple (Register)
 description: |
   Stores the value of `rs3` multiple times into the address starting at (`rs1` + `imm`).
-  The number of writes is in `rs2`.
+  The number of writes is in `rs2` bits [4:0] (0..31).
   Instruction encoded in R instruction format.
 definedBy:
   anyOf:
@@ -35,7 +35,7 @@ access:
 operation(): |
   XReg vaddr = X[rs1] + imm;
   Bits<32> write_value = X[rs3][31:0];
-  XReg num_words = X[rs2];
+  XReg num_words = X[rs2][4:0];
   for (U32 i = 0; i < num_words; i++) {
     write_memory<32>(vaddr, write_value, $encoding);
     vaddr = vaddr + 4;