diff options
Diffstat (limited to 'gas/config/tc-z8k.c')
| -rw-r--r-- | gas/config/tc-z8k.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/gas/config/tc-z8k.c b/gas/config/tc-z8k.c index 73666ca..d8bbb8b 100644 --- a/gas/config/tc-z8k.c +++ b/gas/config/tc-z8k.c @@ -259,7 +259,7 @@ parse_reg (src, mode, reg) char *res = 0; char regno; - if (src[0] == 's' && src[1] == 'p') + if (src[0] == 's' && src[1] == 'p' && (src[2] == 0 || src[2] == ',')) { if (segmented_mode) { @@ -277,6 +277,8 @@ parse_reg (src, mode, reg) { if (src[1] == 'r') { + if (src[2] < '0' || src[2] > '9') + return res; /* Assume no register name but a label starting with 'rr'. */ *mode = CLASS_REG_LONG; res = whatreg (reg, src + 2); regno = *reg; @@ -285,6 +287,8 @@ parse_reg (src, mode, reg) } else if (src[1] == 'h') { + if (src[2] < '0' || src[2] > '9') + return res; /* Assume no register name but a label starting with 'rh'. */ *mode = CLASS_REG_BYTE; res = whatreg (reg, src + 2); regno = *reg; @@ -293,6 +297,8 @@ parse_reg (src, mode, reg) } else if (src[1] == 'l') { + if (src[2] < '0' || src[2] > '9') + return res; /* Assume no register name but a label starting with 'rl'. */ *mode = CLASS_REG_BYTE; res = whatreg (reg, src + 2); regno = *reg; @@ -302,6 +308,8 @@ parse_reg (src, mode, reg) } else if (src[1] == 'q') { + if (src[2] < '0' || src[2] > '9') + return res; /* Assume no register name but a label starting with 'rq'. */ *mode = CLASS_REG_QUAD; res = whatreg (reg, src + 2); regno = *reg; @@ -310,6 +318,8 @@ parse_reg (src, mode, reg) } else { + if (src[1] < '0' || src[1] > '9') + return res; /* Assume no register name but a label starting with 'r'. */ *mode = CLASS_REG_WORD; res = whatreg (reg, src + 1); regno = *reg; |