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| author | Tom Tromey <tromey@adacore.com> | 2023-03-01 15:13:21 -0700 |
|---|---|---|
| committer | Tom Tromey <tromey@adacore.com> | 2023-03-27 08:20:29 -0600 |
| commit | 303a881f8789733248f27af0c872d356a34be009 (patch) | |
| tree | 9ffda24d7cd521e72e568bae8d8df20e5c94bc7a /gdb/valops.c | |
| parent | d784fa8fb2936fb9bd2ebb8e1854b855ca206d96 (diff) | |
| download | gdb-303a881f8789733248f27af0c872d356a34be009.zip gdb-303a881f8789733248f27af0c872d356a34be009.tar.gz gdb-303a881f8789733248f27af0c872d356a34be009.tar.bz2 | |
Use gdb_gmp for scalar arithmetic
This changes gdb to use scalar arithmetic for expression evaluation.
I suspect this patch is not truly complete, as there may be code paths
that still don't correctly handle 128-bit integers. However, many
things do work now.
Bug: https://sourceware.org/bugzilla/show_bug.cgi?id=30190
Diffstat (limited to 'gdb/valops.c')
| -rw-r--r-- | gdb/valops.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/gdb/valops.c b/gdb/valops.c index bf9d6a7..0274754 100644 --- a/gdb/valops.c +++ b/gdb/valops.c @@ -570,7 +570,7 @@ value_cast (struct type *type, struct value *arg2) && (scalar || code2 == TYPE_CODE_PTR || code2 == TYPE_CODE_MEMBERPTR)) { - LONGEST longest; + gdb_mpz longest; /* When we cast pointers to integers, we mustn't use gdbarch_pointer_to_address to find the address the pointer @@ -579,12 +579,14 @@ value_cast (struct type *type, struct value *arg2) sees a cast as a simple reinterpretation of the pointer's bits. */ if (code2 == TYPE_CODE_PTR) - longest = extract_unsigned_integer - (arg2->contents (), type_byte_order (type2)); + longest = extract_unsigned_integer (arg2->contents (), + type_byte_order (type2)); else - longest = value_as_long (arg2); - return value_from_longest (to_type, convert_to_boolean ? - (LONGEST) (longest ? 1 : 0) : longest); + longest = value_as_mpz (arg2); + if (convert_to_boolean) + longest = bool (longest); + + return value_from_mpz (to_type, longest); } else if (code1 == TYPE_CODE_PTR && (code2 == TYPE_CODE_INT || code2 == TYPE_CODE_ENUM |