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| author | Ulrich Weigand <uweigand@de.ibm.com> | 2004-08-12 21:37:31 +0000 |
|---|---|---|
| committer | Ulrich Weigand <uweigand@gcc.gnu.org> | 2004-08-12 21:37:31 +0000 |
| commit | c5443745bd596fa6f7a9d5a6e6e90b03abb28463 (patch) | |
| tree | 93dab15fd01b5a1879535f29169d0bf95256a01e | |
| parent | 8fa5469d38b7e27f7f897fbe756d2902b54b4de5 (diff) | |
| download | gcc-c5443745bd596fa6f7a9d5a6e6e90b03abb28463.zip gcc-c5443745bd596fa6f7a9d5a6e6e90b03abb28463.tar.gz gcc-c5443745bd596fa6f7a9d5a6e6e90b03abb28463.tar.bz2 | |
s390.h (MAX_FIXED_MODE_SIZE): Define.
* config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
(MOVE_MAX_PIECES): Define.
From-SVN: r85909
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/s390/s390.h | 5 |
2 files changed, 10 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 7ddf1ac..5626ada 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2004-08-12 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define. + (MOVE_MAX_PIECES): Define. + 2004-08-12 Devang patel <dpatel@apple.com> * dbxout.c (dbxout_begin_prologue): New function. diff --git a/gcc/config/s390/s390.h b/gcc/config/s390/s390.h index eae2d65..02b1817 100644 --- a/gcc/config/s390/s390.h +++ b/gcc/config/s390/s390.h @@ -855,9 +855,14 @@ extern struct rtx_def *s390_compare_op0, *s390_compare_op1; /* Nonzero if access to memory by bytes is slow and undesirable. */ #define SLOW_BYTE_ACCESS 1 +/* An integer expression for the size in bits of the largest integer machine + mode that should actually be used. We allow pairs of registers. */ +#define MAX_FIXED_MODE_SIZE GET_MODE_BITSIZE (TARGET_64BIT ? TImode : DImode) + /* The maximum number of bytes that a single instruction can move quickly between memory and registers or between two memory locations. */ #define MOVE_MAX (TARGET_64BIT ? 16 : 8) +#define MOVE_MAX_PIECES (TARGET_64BIT ? 8 : 4) #define MAX_MOVE_MAX 16 /* Determine whether to use move_by_pieces or block move insn. */ |