diff options
| author | J"orn Rennecke <amylaar@cygnus.co.uk> | 1999-08-16 17:05:47 +0100 |
|---|---|---|
| committer | Joern Rennecke <amylaar@gcc.gnu.org> | 1999-08-16 17:05:47 +0100 |
| commit | 87d9d860597828189e825447568ae3a76f279b82 (patch) | |
| tree | 7aeba3acafa901956c24d216153adb08a0f6ec78 | |
| parent | 861313f2d412fe8f2b6148f85104092f7c6d8b2d (diff) | |
| download | gcc-87d9d860597828189e825447568ae3a76f279b82.zip gcc-87d9d860597828189e825447568ae3a76f279b82.tar.gz gcc-87d9d860597828189e825447568ae3a76f279b82.tar.bz2 | |
* mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
From-SVN: r28725
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/config/mips/mips.h | 6 |
2 files changed, 10 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 833bc07..f9acd65 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk> + + * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define. + Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define. diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h index 4592c29..409e9c5 100644 --- a/gcc/config/mips/mips.h +++ b/gcc/config/mips/mips.h @@ -2086,6 +2086,12 @@ extern enum reg_class mips_secondary_reload_class (); : 2 * CLASS_UNITS (MODE, 8)) \ : CLASS_UNITS (MODE, UNITS_PER_WORD)) +/* If defined, gives a class of registers that cannot be used as the + operand of a SUBREG that changes the size of the object. */ + +#define CLASS_CANNOT_CHANGE_SIZE \ + (TARGET_FLOAT64 && ! TARGET_64BIT ? FP_REGS : NO_REGS) + /* If defined, this is a C expression whose value should be nonzero if the insn INSN has the effect of mysteriously clobbering the contents of hard register number REGNO. By |