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| author | Joern Rennecke <joern.rennecke@embecosm.com> | 1998-07-03 13:40:08 +0000 |
|---|---|---|
| committer | Joern Rennecke <joern.rennecke@embecosm.com> | 1998-07-03 13:40:08 +0000 |
| commit | 0ea9d7bc701003282c695efebc4bcfc10ab5df17 (patch) | |
| tree | 184cb0ae187a1b731dd35a32482dba219cbec80d /bfd | |
| parent | 5c1c32cae53237fb64a10fe71730b11d1eb2f4ea (diff) | |
| download | gdb-0ea9d7bc701003282c695efebc4bcfc10ab5df17.zip gdb-0ea9d7bc701003282c695efebc4bcfc10ab5df17.tar.gz gdb-0ea9d7bc701003282c695efebc4bcfc10ab5df17.tar.bz2 | |
Brought over from sh4-980527-branch:
Fix for execute/921208-1.c -Os -mrelax -m4-single failure:
* coff-sh.c (sh_insns_conflict): Load of fpscr conflicts with
floating point operations.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 5 | ||||
| -rw-r--r-- | bfd/coff-sh.c | 6 |
2 files changed, 11 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index c92ead4..92c5b42 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +Fri Jul 3 14:35:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * coff-sh.c (sh_insns_conflict): Load of fpscr conflicts with + floating point operations. + Thu Jul 2 18:37:25 1998 Ian Lance Taylor <ian@cygnus.com> * cofflink.c (_bfd_coff_link_input_bfd): Skip undefined global diff --git a/bfd/coff-sh.c b/bfd/coff-sh.c index ca68c56..29c0dcf 100644 --- a/bfd/coff-sh.c +++ b/bfd/coff-sh.c @@ -1952,6 +1952,12 @@ sh_insns_conflict (i1, op1, i2, op2) f1 = op1->flags; f2 = op2->flags; + /* Load of fpscr conflicts with floating point operations. + FIXME: shouldn't test raw opcodes here. */ + if (((i1 & 0xf0ff) == 0x4066 && (i2 & 0xf000) == 0xf000) + || ((i2 & 0xf0ff) == 0x4066 && (i1 & 0xf000) == 0xf000)) + return true; + if ((f1 & (BRANCH | DELAY)) != 0 || (f2 & (BRANCH | DELAY)) != 0) return true; |