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| author | Nick Clifton <nickc@redhat.com> | 2011-12-15 10:21:51 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2011-12-15 10:21:51 +0000 |
| commit | 5011093dd0015bc0eaff522b4e0a18250725d4b4 (patch) | |
| tree | da04ec25c27553e8690c4029cb23fea59cdb2f9c /cpu | |
| parent | 370a075d4837b62334a012279faaa95cf8028f51 (diff) | |
| download | gdb-5011093dd0015bc0eaff522b4e0a18250725d4b4.zip gdb-5011093dd0015bc0eaff522b4e0a18250725d4b4.tar.gz gdb-5011093dd0015bc0eaff522b4e0a18250725d4b4.tar.bz2 | |
* frv.opc (parse_uhi16): Fix handling of %hi operator on 64-bit
hosts.
* cgen-asm.c (cgen_parse_signed_integer): Add code to handle the
sign extension of negative values on a 64-bit host.
* frv-asm.c: Regenerate.
* gas/frv/immediates.s: New test file - checks assembly of
constant values.
* gas/frv/immediates.d: Expected disassmbly.
* gas/frv/allinsn.exp: Run the new test.
Diffstat (limited to 'cpu')
| -rw-r--r-- | cpu/ChangeLog | 5 | ||||
| -rw-r--r-- | cpu/frv.opc | 10 |
2 files changed, 10 insertions, 5 deletions
diff --git a/cpu/ChangeLog b/cpu/ChangeLog index d04a554..1f54187 100644 --- a/cpu/ChangeLog +++ b/cpu/ChangeLog @@ -1,3 +1,8 @@ +2011-12-15 Nick Clifton <nickc@redhat.com> + + * frv.opc (parse_uhi16): Fix handling of %hi operator on 64-bit + hosts. + 2011-10-26 Joern Rennecke <joern.rennecke@embecosm.com> * epiphany.opc (parse_branch_addr): Fix type of valuep. diff --git a/cpu/frv.opc b/cpu/frv.opc index f81cef0..869155d 100644 --- a/cpu/frv.opc +++ b/cpu/frv.opc @@ -1343,11 +1343,11 @@ parse_uhi16 (CGEN_CPU_DESC cd, if (errmsg == NULL && result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER) { - /* If bfd_vma is wider than 32 bits, but we have a sign- - or zero-extension, truncate it. */ - if (value >= - ((bfd_vma)1 << 31) - || value <= ((bfd_vma)1 << 31) - (bfd_vma)1) - value &= (((bfd_vma)1 << 16) << 16) - 1; + /* If value is wider than 32 bits then be + careful about how we extract bits 16-31. */ + if (sizeof (value) > 4) + value &= (((bfd_vma)1 << 16) << 16) - 1; + value >>= 16; } *valuep = value; |