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BR 1864243: better warnings for out-of-range constants

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In particular, we'd miss issuing warnings for out-of-range dword
values, and the message for constants too large (we can't deal with >
64 bits) said 32 bits, not 64.
This commit is contained in:
H. Peter Anvin 2008-01-08 22:13:48 -08:00
parent 08367e2231
commit 72c6437890
2 changed files with 10 additions and 5 deletions
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13
assemble.c
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@ -159,7 +159,7 @@ static void warn_overflow(int size, int64_t data)
int64_t lim = ((int64_t)1 << (size*8))-1;
if (data < ~lim || data > lim)
errfunc(ERR_WARNING, "%s data exceeds bounds", size_name(size));
errfunc(ERR_WARNING | ERR_WARN_NOV, "%s data exceeds bounds", size_name(size));
}
}
/*
@ -1174,7 +1174,8 @@ static void gencode(int32_t segment, int64_t offset, int bits,
case 016:
case 017:
if (opx->offset < -128 || opx->offset > 127) {
errfunc(ERR_WARNING, "signed byte value exceeds bounds");
errfunc(ERR_WARNING | ERR_WARN_NOV,
"signed byte value exceeds bounds");
}
if (opx->segment != NO_SEG) {
@ -1194,7 +1195,8 @@ static void gencode(int32_t segment, int64_t offset, int bits,
case 022:
case 023:
if (opx->offset < -256 || opx->offset > 255) {
errfunc(ERR_WARNING, "byte value exceeds bounds");
errfunc(ERR_WARNING | ERR_WARN_NOV,
"byte value exceeds bounds");
}
if (opx->segment != NO_SEG) {
data = opx->offset;
@ -1213,7 +1215,8 @@ static void gencode(int32_t segment, int64_t offset, int bits,
case 026:
case 027:
if (opx->offset < 0 || opx->offset > 255)
errfunc(ERR_WARNING, "unsigned byte value exceeds bounds");
errfunc(ERR_WARNING | ERR_WARN_NOV,
"unsigned byte value exceeds bounds");
if (opx->segment != NO_SEG) {
data = opx->offset;
out(offset, segment, &data, OUT_ADDRESS, 1,
@ -1259,6 +1262,8 @@ static void gencode(int32_t segment, int64_t offset, int bits,
case 042:
case 043:
data = opx->offset;
if (opx->segment == NO_SEG && opx->wrt == NO_SEG)
warn_overflow(4, data);
out(offset, segment, &data, OUT_ADDRESS, 4,
opx->segment, opx->wrt);
offset += 4;

2
nasmlib.c
View File

@ -316,7 +316,7 @@ int64_t readnum(char *str, bool *error)
if (warn)
nasm_malloc_error(ERR_WARNING | ERR_PASS1 | ERR_WARN_NOV,
"numeric constant %s does not fit in 32 bits",
"numeric constant %s does not fit in 64 bits",
str);
return result * sign;