Fix missing Assembly section for instructions with no variables

Remove conditional check that hides Assembly section when assembly field is empty.
Now instructions like fence.i will properly show "Assembly:: fence.i" in the
instruction appendix instead of omitting the section entirely.

Co-authored-by: Afonso Oliveira <[email protected]>
Co-authored-by: Paul A. Clarke <[email protected]>

Signed-off-by: Paul A. Clarke <[email protected]>

Author: ThinkOpenly

backends/instructions_appendix/all_instructions.golden.adoc

@@ -3744,6 +3744,9 @@ Included in::
 Synopsis::
 Breakpoint exception
 
+Assembly::
+c.ebreak
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -4678,6 +4681,9 @@ Included in::
 Synopsis::
 Compressed May-Be-Operation
 
+Assembly::
+c.mop.n
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -4789,6 +4795,9 @@ Included in::
 Synopsis::
 Non-operation
 
+Assembly::
+c.nop
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -7146,6 +7155,9 @@ Included in::
 Synopsis::
 No synopsis available
 
+Assembly::
+dret
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -7175,6 +7187,9 @@ Included in::
 Synopsis::
 Breakpoint exception
 
+Assembly::
+ebreak
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -7215,6 +7230,9 @@ Included in::
 Synopsis::
 Environment call
 
+Assembly::
+ecall
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -9860,6 +9878,9 @@ Included in::
 Synopsis::
 Instruction fence
 
+Assembly::
+fence.i
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -9921,6 +9942,9 @@ Included in::
 Synopsis::
 Memory ordering fence, total store ordering
 
+Assembly::
+fence.tso
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -15845,6 +15869,9 @@ Included in::
 Synopsis::
 Machine mode resume from the RNMI or Double Trap handler
 
+Assembly::
+mnret
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -16000,6 +16027,9 @@ Included in::
 Synopsis::
 Machine-mode Return from Trap
 
+Assembly::
+mret
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -17511,6 +17541,9 @@ Included in::
 Synopsis::
 No synopsis available
 
+Assembly::
+sctrclr
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -17719,6 +17752,9 @@ Included in::
 Synopsis::
 Order implicit page table reads after invalidation
 
+Assembly::
+sfence.inval.ir
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -17987,6 +18023,9 @@ Included in::
 Synopsis::
 Order writes before sfence
 
+Assembly::
+sfence.w.inval
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -19598,6 +19637,9 @@ Included in::
 Synopsis::
 Supervisor Mode Return from Trap
 
+Assembly::
+sret
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -46212,6 +46254,9 @@ Included in::
 Synopsis::
 Wait for interrupt
 
+Assembly::
+wfi
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -46279,6 +46324,9 @@ Included in::
 Synopsis::
 Wait-on-Reservation-Set-with-No-Timeout
 
+Assembly::
+wrs.nto
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....
@@ -46338,6 +46386,9 @@ Included in::
 Synopsis::
 Wait-on-Reservation-Set-with-Short-Timeout
 
+Assembly::
+wrs.sto
+
 Encoding::
 [wavedrom, ,svg,subs='attributes',width="100%"]
 ....

backends/instructions_appendix/templates/instructions.adoc.erb

@@ -10,11 +10,9 @@
 Synopsis::
 <%= inst.long_name %>
 
-<%- if inst.assembly.to_s.strip != "" -%>
 Assembly::
-<%= inst.fix_entities("#{inst.name.downcase} #{inst.assembly}") %>
+<%= inst.fix_entities("#{inst.name.downcase}#{inst.assembly.to_s.strip == '' ? '' : ' ' + inst.assembly}") %>
 
-<%- end -%>
 Encoding::
 <%- if inst.multi_encoding? -%>
 [NOTE]