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| author | ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4> | 1994-11-16 21:10:09 +0000 |
|---|---|---|
| committer | ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4> | 1994-11-16 21:10:09 +0000 |
| commit | 51356f864933f664f7dfbf6e25ddcd97b587441a (patch) | |
| tree | 036743ae971e4dddc0469a67fd6d6272b0801af8 /gcc/recog.c | |
| parent | d70e58b6facc61184689890af429c7f0def003e8 (diff) | |
| download | gcc-51356f864933f664f7dfbf6e25ddcd97b587441a.tar.gz | |
Check target endianness at run time, not compile time
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@8470 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/recog.c')
| -rw-r--r-- | gcc/recog.c | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/gcc/recog.c b/gcc/recog.c index a09a1d93e35..4177e072cad 100644 --- a/gcc/recog.c +++ b/gcc/recog.c @@ -423,11 +423,10 @@ validate_replace_rtx_1 (loc, from, to, object) enum machine_mode mode = GET_MODE (x); rtx new; -#if BYTES_BIG_ENDIAN - offset += (MIN (UNITS_PER_WORD, - GET_MODE_SIZE (GET_MODE (SUBREG_REG (x)))) - - MIN (UNITS_PER_WORD, GET_MODE_SIZE (mode))); -#endif + if (BYTES_BIG_ENDIAN) + offset += (MIN (UNITS_PER_WORD, + GET_MODE_SIZE (GET_MODE (SUBREG_REG (x)))) + - MIN (UNITS_PER_WORD, GET_MODE_SIZE (mode))); new = gen_rtx (MEM, mode, plus_constant (XEXP (to, 0), offset)); MEM_VOLATILE_P (new) = MEM_VOLATILE_P (to); @@ -474,10 +473,9 @@ validate_replace_rtx_1 (loc, from, to, object) /* If the bytes and bits are counted differently, we must adjust the offset. */ -#if BYTES_BIG_ENDIAN != BITS_BIG_ENDIAN - offset = (GET_MODE_SIZE (is_mode) - GET_MODE_SIZE (wanted_mode) - - offset); -#endif + if (BYTES_BIG_ENDIAN != BITS_BIG_ENDIAN) + offset = (GET_MODE_SIZE (is_mode) - GET_MODE_SIZE (wanted_mode) + - offset); pos %= GET_MODE_BITSIZE (wanted_mode); @@ -1083,10 +1081,9 @@ indirect_operand (op, mode) register int offset = SUBREG_WORD (op) * UNITS_PER_WORD; rtx inner = SUBREG_REG (op); -#if BYTES_BIG_ENDIAN - offset -= (MIN (UNITS_PER_WORD, GET_MODE_SIZE (GET_MODE (op))) - - MIN (UNITS_PER_WORD, GET_MODE_SIZE (GET_MODE (inner)))); -#endif + if (BYTES_BIG_ENDIAN) + offset -= (MIN (UNITS_PER_WORD, GET_MODE_SIZE (GET_MODE (op))) + - MIN (UNITS_PER_WORD, GET_MODE_SIZE (GET_MODE (inner)))); if (mode != VOIDmode && GET_MODE (op) != mode) return 0; |