diff options
| author | kenner <kenner@138bc75d-0d04-0410-961f-82ee72b054a4> | 1994-02-04 13:14:23 +0000 |
|---|---|---|
| committer | kenner <kenner@138bc75d-0d04-0410-961f-82ee72b054a4> | 1994-02-04 13:14:23 +0000 |
| commit | 10ef59ac928cc5b943aaa9469634e1d8543b75bd (patch) | |
| tree | 852478c579eefec6ba19e18a972a12c191f390c2 /gcc/emit-rtl.c | |
| parent | b7c9a1625ad25c0604450746cd1a0b0b83aa444f (diff) | |
| download | gcc-10ef59ac928cc5b943aaa9469634e1d8543b75bd.tar.gz | |
(gen_lowpart_common, gen_highpart): Test *_BIG_ENDIAN with "if", not
#if and fix one erroneous test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@6479 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/emit-rtl.c')
| -rw-r--r-- | gcc/emit-rtl.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index e59f19ec783..65b45e44e00 100644 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -708,12 +708,12 @@ gen_lowpart_common (mode, x) else low = CONST_DOUBLE_LOW (x), high = CONST_DOUBLE_HIGH (x); -/* TARGET_DOUBLE takes the addressing order of the target machine. */ -#ifdef WORDS_BIG_ENDIAN - i[0] = high, i[1] = low; -#else - i[0] = low, i[1] = high; -#endif + /* REAL_VALUE_TARGET_DOUBLE takes the addressing order of the + target machine. */ + if (WORDS_BIG_ENDIAN) + i[0] = high, i[1] = low; + else + i[0] = low, i[1] = high; r = REAL_VALUE_FROM_TARGET_DOUBLE (i); return immed_real_const_1 (r, mode); @@ -870,16 +870,16 @@ gen_highpart (mode, x) else if (GET_CODE (x) == MEM) { register int offset = 0; -#if !WORDS_BIG_ENDIAN - offset = (MAX (GET_MODE_SIZE (GET_MODE (x)), UNITS_PER_WORD) - - MAX (GET_MODE_SIZE (mode), UNITS_PER_WORD)); -#endif -#if !BYTES_BIG_ENDIAN - if (GET_MODE_SIZE (mode) < UNITS_PER_WORD) + if (! WORDS_BIG_ENDIAN) + offset = (MAX (GET_MODE_SIZE (GET_MODE (x)), UNITS_PER_WORD) + - MAX (GET_MODE_SIZE (mode), UNITS_PER_WORD)); + + if (! BYTES_BIG_ENDIAN + && GET_MODE_SIZE (mode) < UNITS_PER_WORD) offset -= (GET_MODE_SIZE (mode) - MIN (UNITS_PER_WORD, GET_MODE_SIZE (GET_MODE (x)))); -#endif + return change_address (x, mode, plus_constant (XEXP (x, 0), offset)); } else if (GET_CODE (x) == SUBREG) @@ -895,12 +895,12 @@ gen_highpart (mode, x) { int word = 0; -#if !WORDS_BIG_ENDIAN - if (GET_MODE_SIZE (GET_MODE (x)) > UNITS_PER_WORD) + if (! WORDS_BIG_ENDIAN + && GET_MODE_SIZE (GET_MODE (x)) > UNITS_PER_WORD) word = ((GET_MODE_SIZE (GET_MODE (x)) - MAX (GET_MODE_SIZE (mode), UNITS_PER_WORD)) / UNITS_PER_WORD); -#endif + if (REGNO (x) < FIRST_PSEUDO_REGISTER /* integrate.c can't handle parts of a return value register. */ && (! REG_FUNCTION_VALUE_P (x) |