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| author | Torbjorn Granlund <tege@gnu.org> | 1995-03-10 23:17:34 +0000 |
|---|---|---|
| committer | Torbjorn Granlund <tege@gnu.org> | 1995-03-10 23:17:34 +0000 |
| commit | 9f9fba3664481a68c6b583a572f4fbbbdb33eca8 (patch) | |
| tree | 39b6c4b4f4cc935ce0061e1a39d570b9a38c35dc | |
| parent | 4255220d922400aeb4c3da7b627b716c908d9a4e (diff) | |
| download | gcc-9f9fba3664481a68c6b583a572f4fbbbdb33eca8.zip gcc-9f9fba3664481a68c6b583a572f4fbbbdb33eca8.tar.gz gcc-9f9fba3664481a68c6b583a572f4fbbbdb33eca8.tar.bz2 | |
(PROMOTE_MODE): Define.
From-SVN: r9170
| -rw-r--r-- | gcc/config/pa/pa.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/config/pa/pa.h b/gcc/config/pa/pa.h index 3b5f132..5e2ba95 100644 --- a/gcc/config/pa/pa.h +++ b/gcc/config/pa/pa.h @@ -265,6 +265,17 @@ do { \ or endianess (e.g. VAX, x86). */ #define REAL_ARITHMETIC +/* Define this macro if it is advisable to hold scalars in registers + in a wider mode than that declared by the program. In such cases, + the value is constrained to be within the bounds of the declared + type, but kept valid in the wider mode. The signedness of the + extension may differ from that of the type. */ + +#define PROMOTE_MODE(MODE,UNSIGNEDP,TYPE) \ + if (GET_MODE_CLASS (MODE) == MODE_INT \ + && GET_MODE_SIZE (MODE) < 4) \ + (MODE) = SImode; + /* Define this if most significant bit is lowest numbered in instructions that operate on numbered bit-fields. */ #define BITS_BIG_ENDIAN 1 |