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| author | Jeffrey A Law <law@cygnus.com> | 1998-08-24 10:01:01 +0000 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 1998-08-24 04:01:01 -0600 |
| commit | 0e64f197fea031df423ef404105ef202ae7b8a73 (patch) | |
| tree | 26ccd1eacd4a61996ebddf33a63378e6db4c0b24 | |
| parent | ea90cb6276d90d258aca08accbe17b7702d9f07b (diff) | |
| download | gcc-0e64f197fea031df423ef404105ef202ae7b8a73.zip gcc-0e64f197fea031df423ef404105ef202ae7b8a73.tar.gz gcc-0e64f197fea031df423ef404105ef202ae7b8a73.tar.bz2 | |
sparc.md (TFmode splits): Use reg_overlap_mentioned_p to detect when the source and destination overlap.
* sparc.md (TFmode splits): Use reg_overlap_mentioned_p to detect
when the source and destination overlap.
From-SVN: r21933
| -rw-r--r-- | gcc/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/config/sparc/sparc.md | 18 |
2 files changed, 12 insertions, 9 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2c73cf8..10f8e26 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,8 @@ Mon Aug 24 10:25:46 1998 Jeffrey A Law (law@cygnus.com) + * sparc.md (TFmode splits): Use reg_overlap_mentioned_p to detect + when the source and destination overlap. + * stmt.c (emit_case_nodes): Change rtx_function to rtx_fn to avoid clash with global type. diff --git a/gcc/config/sparc/sparc.md b/gcc/config/sparc/sparc.md index 558d15a..003e39e 100644 --- a/gcc/config/sparc/sparc.md +++ b/gcc/config/sparc/sparc.md @@ -2661,7 +2661,7 @@ /* Now emit using the real source and destination we found, swapping the order if we detect overlap. */ - if (REGNO (dest1) == REGNO (src2)) + if (reg_overlap_mentioned_p (dest1, src2)) { emit_insn (gen_movsi (dest2, src2)); emit_insn (gen_movsi (dest1, src1)); @@ -2692,8 +2692,8 @@ rtx low_part = gen_lowpart (SImode, operands[0]); int self_reference; - self_reference = reg_mentioned_p (operands[0], - XEXP (XEXP (word1, 0), 0)); + self_reference = reg_overlap_mentioned_p (operands[0], + XEXP (XEXP (word1, 0), 0)); if (self_reference != 0 && WORDS_BIG_ENDIAN) { @@ -3119,7 +3119,7 @@ /* Now emit using the real source and destination we found, swapping the order if we detect overlap. */ - if (REGNO(dest1) == REGNO(src2)) + if (reg_overlap_mentioned_p (dest1, src2)) { emit_insn (gen_movsf (dest2, src2)); emit_insn (gen_movsf (dest1, src1)); @@ -3151,8 +3151,8 @@ plus_constant_for_output (XEXP (word0, 0), 4)); int self_reference; - self_reference = reg_mentioned_p (operands[0], - XEXP (XEXP (word1, 0), 0)); + self_reference = reg_overlap_mentioned_p (operands[0], + XEXP (XEXP (word1, 0), 0)); if (GET_CODE (operands[0]) == SUBREG) operands[0] = alter_subreg (operands[0]); @@ -3354,7 +3354,7 @@ /* Now emit using the real source and destination we found, swapping the order if we detect overlap. */ - if (REGNO(dest1) == REGNO(src2)) + if (reg_overlap_mentioned_p (dest1, src2)) { emit_insn (gen_movdf (dest2, src2)); emit_insn (gen_movdf (dest1, src1)); @@ -3379,8 +3379,8 @@ rtx word1 = change_address (operands[1], DFmode, plus_constant_for_output (XEXP (word0, 0), 8)); rtx dest1, dest2; - int self_reference = reg_mentioned_p (operands[0], - XEXP (XEXP (word1, 0), 0)); + int self_reference = reg_overlap_mentioned_p (operands[0], + XEXP (XEXP (word1, 0), 0)); /* Ugly, but gen_highpart will crap out here for 32-bit targets. */ dest1 = gen_rtx_SUBREG (DFmode, operands[0], WORDS_BIG_ENDIAN == 0); |