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| author | Kazu Hirata <kazu@cs.umass.edu> | 2005-01-15 04:14:10 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2005-01-15 04:14:10 +0000 |
| commit | 6a29dc8b1b22244e201d21a229f6171bd141c9f5 (patch) | |
| tree | 5e6a25a8f4422169f1a52a50f4a3ad63e1d3b06a | |
| parent | bbc8fb000beb5e5308d4bd9f4a76ac63db7d09f4 (diff) | |
| download | gcc-6a29dc8b1b22244e201d21a229f6171bd141c9f5.zip gcc-6a29dc8b1b22244e201d21a229f6171bd141c9f5.tar.gz gcc-6a29dc8b1b22244e201d21a229f6171bd141c9f5.tar.bz2 | |
rtlanal.c (regs_set_between_p): Remove.
* rtlanal.c (regs_set_between_p): Remove.
* rtl.h: Remove the corresponding prototype.
From-SVN: r93685
| -rw-r--r-- | gcc/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/rtl.h | 1 | ||||
| -rw-r--r-- | gcc/rtlanal.c | 45 |
3 files changed, 3 insertions, 46 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 25b2a9b..360e7d8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -3,6 +3,9 @@ * explow.c (copy_all_reg, stabilize): Remove. * expr.h: Remove the corresponding prototypes. + * rtlanal.c (regs_set_between_p): Remove. + * rtl.h: Remove the corresponding prototype. + 2005-01-14 David Edelsohn <edelsohn@gnu.org> * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename @@ -1579,7 +1579,6 @@ extern int count_occurrences (rtx, rtx, int); extern int reg_referenced_p (rtx, rtx); extern int reg_used_between_p (rtx, rtx, rtx); extern int reg_set_between_p (rtx, rtx, rtx); -extern int regs_set_between_p (rtx, rtx, rtx); extern int commutative_operand_precedence (rtx); extern int swap_commutative_operands_p (rtx, rtx); extern int modified_between_p (rtx, rtx, rtx); diff --git a/gcc/rtlanal.c b/gcc/rtlanal.c index 98a2843..abfa7b2 100644 --- a/gcc/rtlanal.c +++ b/gcc/rtlanal.c @@ -784,51 +784,6 @@ reg_set_p (rtx reg, rtx insn) } /* Similar to reg_set_between_p, but check all registers in X. Return 0 - only if none of them are modified between START and END. Do not - consider non-registers one way or the other. */ - -int -regs_set_between_p (rtx x, rtx start, rtx end) -{ - enum rtx_code code = GET_CODE (x); - const char *fmt; - int i, j; - - switch (code) - { - case CONST_INT: - case CONST_DOUBLE: - case CONST_VECTOR: - case CONST: - case SYMBOL_REF: - case LABEL_REF: - case PC: - case CC0: - return 0; - - case REG: - return reg_set_between_p (x, start, end); - - default: - break; - } - - fmt = GET_RTX_FORMAT (code); - for (i = GET_RTX_LENGTH (code) - 1; i >= 0; i--) - { - if (fmt[i] == 'e' && regs_set_between_p (XEXP (x, i), start, end)) - return 1; - - else if (fmt[i] == 'E') - for (j = XVECLEN (x, i) - 1; j >= 0; j--) - if (regs_set_between_p (XVECEXP (x, i, j), start, end)) - return 1; - } - - return 0; -} - -/* Similar to reg_set_between_p, but check all registers in X. Return 0 only if none of them are modified between START and END. Return 1 if X contains a MEM; this routine does usememory aliasing. */ |