diff options
Diffstat (limited to 'parameters.go')
| -rw-r--r-- | parameters.go | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/parameters.go b/parameters.go index ac17f70..21930c2 100644 --- a/parameters.go +++ b/parameters.go @@ -73,7 +73,26 @@ func Reg16(_ *Labels, lastAbsoluteLabel string, _ *Definitions, param string) (u return 0, fmt.Errorf("Invalid reg16") } -func Raw8(_ *Labels, lastAbsoluteLabel string, defs *Definitions, param string) (uint16, error) { +func Raw8( + labels *Labels, + lastAbsoluteLabel string, + defs *Definitions, + param string, +) (uint16, error) { + if strings.HasPrefix(param, "high(") && strings.HasSuffix(param, ")") { + v, err := Raw16(labels, lastAbsoluteLabel, defs, param[5:len(param)-1]) + if err != nil { + return 0, err + } + return uint16(v >> 8), nil + } + if strings.HasPrefix(param, "low(") && strings.HasSuffix(param, ")") { + v, err := Raw16(labels, lastAbsoluteLabel, defs, param[4:len(param)-1]) + if err != nil { + return 0, err + } + return uint16(v & 0xff), nil + } if strings.HasPrefix(param, "$") { param = strings.ToUpper(strings.TrimPrefix(param, "$")) if res, err := strconv.ParseUint(param, 16, 16); err == nil { |