Fix(PA/datapath/alu): support SRAV and more instructions.

Update README.md
Triple-Z · Jun 22, 2017 · d15bd2c · d15bd2c
1 parent 71e9187
commit d15bd2c
Show file tree

Hide file tree

Showing 3 changed files with 18 additions and 15 deletions.
diff --git a/Project_Assignment/code.txt b/Project_Assignment/code.txt
@@ -1,6 +1,9 @@
-25280004
-2948ffff
-2d480006
-31a8000c
-3988000c
-3c08000f
+012c4026
+012c4027
+00094080
+000c4082
+000c4043
+01694004
+016c4006
+000d4022
+01684007
diff --git a/Project_Assignment/datapath/alu.v b/Project_Assignment/datapath/alu.v
@@ -16,7 +16,7 @@ module alu (ALUop, a, b, result);
 			4'b0101: result <= a ^ b;// xor|xori;
 			4'b0110: result <= b << a[4:0];// sll;
 			4'b0111: result <= b >> a[4:0];// srl|srlv;
-			4'b1000: result <= $signed(b) >> a[4:0];// sra|srav;
+			4'b1000: result <= $signed(b) >>> a[4:0];// sra|srav;
 			4'b1001: begin// mult;
 					{HI, LO} = a * b;
 				end

diff --git a/README.md b/README.md
@@ -20,8 +20,8 @@
 |`supported`	| subu 		|000000	|100011	|0001	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
 |`supported`	| and 		|000000	|100100	|0010	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
 |`supported`	| or 		|000000	|100101	|0011	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
-|`untested`		| xor 		|000000	|100110	|0101	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
-|`untested`		| nor 		|000000	|100111	|0100	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
+|`supported`	| xor 		|000000	|100110	|0101	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
+|`supported`	| nor 		|000000	|100111	|0100	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
 |`supported`	| slt 		|000000	|101010	|1011	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
 |`supported`	| sltu 		|000000	|101011	|1010	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
 |`supported`	| addiu		|001001	|x		|0000	|0		|0		|00		|01			|00			|00			|01		|00		|00		|00		|x			|
@@ -30,12 +30,12 @@
 |`supported`	| andi 		|001100	|x		|0010	|0		|0		|00		|01			|00			|00			|01		|00		|00		|00		|x			|
 |`supported`	| ori 		|001101	|x		|0011	|0		|0		|00		|01			|00			|00			|01		|00		|00		|00		|x			|
 |`supported`	| xori 		|001110	|x		|0101	|0		|0		|00		|01			|00			|00			|01		|00		|00		|00		|x			|
-|`untested`		| sll 		|000000	|000000	|0110	|0		|0		|01		|00			|01			|00			|01		|00		|x		|00		|x			|
-|`untested`		| srl 		|000000	|000010	|0111	|0		|0		|01		|00			|01			|00			|01		|00		|x		|00		|x			|
-|`untested`		| sra 		|000000	|000011	|1000	|0		|0		|01		|00			|01			|00			|01		|00		|x		|00		|x			|
-|`untested`		| sllv 		|000000	|000100	|0110	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
-|`untested`		| srlv 		|000000	|000110	|0111	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
-|`untested`		| srav 		|000000	|000111	|1000	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
+|`supported`	| sll 		|000000	|000000	|0110	|0		|0		|01		|00			|01			|00			|01		|00		|x		|00		|x			|
+|`supported`	| srl 		|000000	|000010	|0111	|0		|0		|01		|00			|01			|00			|01		|00		|x		|00		|x			|
+|`supported`	| sra 		|000000	|000011	|1000	|0		|0		|01		|00			|01			|00			|01		|00		|x		|00		|x			|
+|`supported`	| sllv 		|000000	|000100	|0110	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
+|`supported`	| srlv 		|000000	|000110	|0111	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
+|`supported`	| srav 		|000000	|000111	|1000	|0		|0		|01		|00			|00			|00			|01		|00		|x		|00		|x			|
 |`supported`	| lui 		|001111	|x		|0110	|0		|0		|00		|01			|10			|00			|01		|00		|00		|00		|x			|x		|0x00000010	|
 |`supported`	| lw 		|100011	|x		|0000	|0		|0		|00		|01			|00			|01			|01		|00		|01		|00		|11			|
 |`supported`	| sw 		|101011	|x		|0000	|0		|0		|x		|01			|00			|x			|00		|01		|01		|00		|11			|