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| author | Richard Kenner <kenner@gcc.gnu.org> | 1995-12-27 15:29:15 -0500 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1995-12-27 15:29:15 -0500 |
| commit | 442b16859cfb776f532d6cdb4908ce19e96924e2 (patch) | |
| tree | 2a318b07903eccbe5d1cd4175e1b0a83cae746c5 /gcc | |
| parent | adb18b686c183763d2364dff91e5f2c987ee1b91 (diff) | |
| download | gcc-442b16859cfb776f532d6cdb4908ce19e96924e2.zip gcc-442b16859cfb776f532d6cdb4908ce19e96924e2.tar.gz gcc-442b16859cfb776f532d6cdb4908ce19e96924e2.tar.bz2 | |
({CONSTANT,DATA}_ALIGNMENT): Align to at least BITS_PER_WORD.
(PREDICATE_CODES): Add reg_or_unaligned_mem_operand.
From-SVN: r10881
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/alpha/alpha.h | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/gcc/config/alpha/alpha.h b/gcc/config/alpha/alpha.h index ac283ad..3581cbf 100644 --- a/gcc/config/alpha/alpha.h +++ b/gcc/config/alpha/alpha.h @@ -252,16 +252,10 @@ extern int target_flags; /* No data type wants to be aligned rounder than this. */ #define BIGGEST_ALIGNMENT 64 -/* Make strings word-aligned so strcpy from constants will be faster. */ -#define CONSTANT_ALIGNMENT(EXP, ALIGN) \ - (TREE_CODE (EXP) == STRING_CST \ - && (ALIGN) < BITS_PER_WORD ? BITS_PER_WORD : (ALIGN)) - -/* Make arrays of chars word-aligned for the same reasons. */ -#define DATA_ALIGNMENT(TYPE, ALIGN) \ - (TREE_CODE (TYPE) == ARRAY_TYPE \ - && TYPE_MODE (TREE_TYPE (TYPE)) == QImode \ - && (ALIGN) < BITS_PER_WORD ? BITS_PER_WORD : (ALIGN)) +/* Align all constants and variables to at least a word boundary so + we can pick up pieces of them faster. */ +#define CONSTANT_ALIGNMENT(EXP, ALIGN) MAX ((ALIGN), BITS_PER_WORD) +#define DATA_ALIGNMENT(EXP, ALIGN) MAX ((ALIGN), BITS_PER_WORD) /* Set this non-zero if move instructions will actually fail to work when given unaligned data. @@ -1888,6 +1882,7 @@ literal_section () \ SYMBOL_REF, CONST, LABEL_REF}}, \ {"aligned_memory_operand", {MEM}}, \ {"unaligned_memory_operand", {MEM}}, \ + {"reg_or_unaligned_mem_operand", {SUBREG, REG, MEM}}, \ {"any_memory_operand", {MEM}}, /* Tell collect that the object format is ECOFF. */ |