immwarn: more immediate warnings test, with notes of where we fail

More tests for immediate warnings, with notes for the ones where we
currently fail to do the right thing.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>

diff --git a/test/immwarn.asm b/test/immwarn.asm
index 06d11a6..3fc01c7 100644 (file)
--- a/test/immwarn.asm
+++ b/test/immwarn.asm
@@ -14,12 +14,29 @@
 %endif
        push -1
        push 0ffffh
+       push byte 0FFFFh        ; XXX - inappropriate
 
        add ax,0FFFFh
 %if WARN
        add ax,0FFFFFFFFh
 %endif
        add ax,-1
+       add ax,byte 0FFFFh      ; XXX - inappropriate
+%if WARN
+       add ax,byte 0FFFFFFFFh
+%endif
+       add ax,-1
+
+       add cx,0FFFFh
+%if WARN
+       add cx,0FFFFFFFFh
+%endif
+       add cx,-1
+       add cx,byte 0FFFFh      ; XXX - inappropriate
+%if WARN
+       add cx,byte 0FFFFFFFFh
+%endif
+       add cx,-1
 
        bits 32
        push 1
@@ -29,7 +46,7 @@
 
        push byte 1
 %if WARN
-       push byte 0ffffffffh
+       push byte 0ffffh
 %endif
        push byte -1
 
@@ -45,10 +62,29 @@
        add eax,0FFFFFFFFh
        add eax,-1
 
+       add ecx,0FFFFh
+       add ecx,0FFFFFFFFh
+       add ecx,-1
+
        bits 64
        mov rax,7fffffffh
        mov rax,80000000h
-;      mov rax,dword 80000000h
-       add rax,0FFFFh
-       add rax,0FFFFFFFFh
-       add rax,-1
+%if WARN
+       mov rax,dword 80000000h ; XXX - missing
+%endif
+       add rcx,0FFFFh
+%if WARN
+       add rcx,0FFFFFFFFh      ; XXX - double
+%endif
+       add rcx,-1
+
+       add ecx,0FFFFh
+       add ecx,0FFFFFFFFh
+       add ecx,-1
+
+       push byte 1
+%if WARN
+       push byte 0ffffffffh
+%endif
+       push byte -1
+