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| author | Kazu Hirata <kazu@hxi.com> | 2002-05-02 13:55:35 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2002-05-02 13:55:35 +0000 |
| commit | e0a2f705996d9f9e98231c0ccaa9cc40ee264976 (patch) | |
| tree | 309ff5ee9c13a1484440448d5a366e642c796c96 /gcc/combine.c | |
| parent | 38e23049b7b5ea8f84ce8363d1a13883c71a1edc (diff) | |
| download | gcc-e0a2f705996d9f9e98231c0ccaa9cc40ee264976.zip gcc-e0a2f705996d9f9e98231c0ccaa9cc40ee264976.tar.gz gcc-e0a2f705996d9f9e98231c0ccaa9cc40ee264976.tar.bz2 | |
combine.c: Fix comment formatting.
* combine.c: Fix comment formatting.
* expr.c: Likewise.
* genautomata.c: Likewise.
* stmt.c: Likewise.
* tree.h: Likewise.
From-SVN: r53044
Diffstat (limited to 'gcc/combine.c')
| -rw-r--r-- | gcc/combine.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/gcc/combine.c b/gcc/combine.c index b30ad25..f3d43c4 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -5600,7 +5600,7 @@ expand_compound_operation (x) len = GET_MODE_BITSIZE (GET_MODE (XEXP (x, 0))); /* If the inner object has VOIDmode (the only way this can happen - is if it is a ASM_OPERANDS), we can't do anything since we don't + is if it is an ASM_OPERANDS), we can't do anything since we don't know how much masking to do. */ if (len == 0) return x; @@ -7076,7 +7076,7 @@ force_to_mode (x, mode, mask, reg, just_select) } } - /* If MASK is 1, convert this to a LSHIFTRT. This can be done + /* If MASK is 1, convert this to an LSHIFTRT. This can be done even if the shift count isn't a constant. */ if (mask == 1) x = gen_binary (LSHIFTRT, GET_MODE (x), XEXP (x, 0), XEXP (x, 1)); @@ -7884,7 +7884,7 @@ simplify_and_const_int (x, mode, varop, constop) return const0_rtx; /* If VAROP is a NEG of something known to be zero or 1 and CONSTOP is - a power of two, we can replace this with a ASHIFT. */ + a power of two, we can replace this with an ASHIFT. */ if (GET_CODE (varop) == NEG && nonzero_bits (XEXP (varop, 0), mode) == 1 && (i = exact_log2 (constop)) >= 0) return simplify_shift_const (NULL_RTX, ASHIFT, mode, XEXP (varop, 0), i); @@ -9054,8 +9054,8 @@ simplify_shift_const (x, code, result_mode, varop, orig_count) /* We simplify the tests below and elsewhere by converting ASHIFTRT to LSHIFTRT if we know the sign bit is clear. - `make_compound_operation' will convert it to a ASHIFTRT for - those machines (such as VAX) that don't have a LSHIFTRT. */ + `make_compound_operation' will convert it to an ASHIFTRT for + those machines (such as VAX) that don't have an LSHIFTRT. */ if (GET_MODE_BITSIZE (shift_mode) <= HOST_BITS_PER_WIDE_INT && code == ASHIFTRT && ((nonzero_bits (varop, shift_mode) @@ -9228,7 +9228,7 @@ simplify_shift_const (x, code, result_mode, varop, orig_count) /* If this was (ashiftrt (ashift foo C1) C2) and FOO has more than C1 high-order bits equal to the sign bit, we can convert - this to either an ASHIFT or a ASHIFTRT depending on the + this to either an ASHIFT or an ASHIFTRT depending on the two counts. We cannot do this if VAROP's mode is not SHIFT_MODE. */ @@ -9628,7 +9628,7 @@ simplify_shift_const (x, code, result_mode, varop, orig_count) x = simplify_shift_const (x, code, shift_mode, XEXP (x, 0), INTVAL (XEXP (x, 1))); - /* If we were doing a LSHIFTRT in a wider mode than it was originally, + /* If we were doing an LSHIFTRT in a wider mode than it was originally, turn off all the bits that the shift would have turned off. */ if (orig_code == LSHIFTRT && result_mode != shift_mode) x = simplify_and_const_int (NULL_RTX, shift_mode, x, |