Add bitwise tests, squash all arithmetic tests into test_arithmetic

Signed-off-by: Alek Ratzloff <alekratz@gmail.com>
2020-02-25 14:10:21 -05:00
parent 362590292a
commit bc4f59ecad
7 changed files with 194 additions and 174 deletions
--- a/tests/test_bitwise.asm
+++ b/tests/test_bitwise.asm
@@ -0,0 +1,80 @@
+.section data $0x0 {
+    flags: .u8 $0b1001
+
+    main:
+        ; Test bit and
+        mov %status, $1
+        mov %r0, $0b1000
+        and %r0, (flags)u8
+        cmpeq %r0, $0b1000
+        jz end
+    
+        ; Test shift right
+        mov %status, $2
+        shr %r0, $2
+        cmpeq %r0, $0b0010
+        jz end
+
+        ; Test bit and
+        mov %status, $3
+        and %r0, (flags)u8
+        cmpeq %r0, $0
+        jz end
+
+        ; Test bit or
+        mov %status, $4
+        or %r0, (flags)u8
+        cmpeq %r0, (flags)u8
+        jz end
+
+        ; Test bit or
+        mov %status, $5
+        or %r0, $0b10
+        cmpeq %r0, $0b1011
+        jz end
+
+        ; Test shift left
+        mov %status, $6
+        shl %r0, $1
+        cmpeq %r0, $0b10110
+        jz end
+
+        ; Test xor
+        mov %status, $7
+        xor %r0, %r0
+        cmpeq %r0, $0
+        jz end
+
+        ; Test xor
+        mov %status, $8
+        mov %r0, $0b1000
+        xor %r0, (flags)u8
+        cmpeq %r0, $1
+        jz end
+
+        ; Test inv
+        mov %status, $9
+        ; TODO : destination size - the line below inverts all 64 bits instead of the source 8 bits
+        ; inv %r0, (flags)u8
+        inv (flags)u8, (flags)u8
+        cmpeq (flags)u8, $0b11110110
+        jz end
+
+        ; Test inv again (reset flags to their previous value)
+        mov %status, $10
+        inv (flags)u8, (flags)u8
+        cmpeq (flags)u8, $0b00001001
+        jz end
+        
+        mov %status, $0
+    end:
+        halt
+
+    .export main
+}
+
+.meta {
+    entry: main
+}
+
+