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| author | David Edelsohn <dje@gcc.gnu.org> | 2001-11-04 18:30:02 -0500 |
|---|---|---|
| committer | David Edelsohn <dje@gcc.gnu.org> | 2001-11-04 18:30:02 -0500 |
| commit | 46aaf10d1e880cb340177c472ffbee1475fb59ba (patch) | |
| tree | 1da15741b6a0ad59554e32cfbe4116ed5a05791b | |
| parent | 5f37d07c6e08778a5e16779bc5c0c419533b47a1 (diff) | |
| download | gcc-46aaf10d1e880cb340177c472ffbee1475fb59ba.zip gcc-46aaf10d1e880cb340177c472ffbee1475fb59ba.tar.gz gcc-46aaf10d1e880cb340177c472ffbee1475fb59ba.tar.bz2 | |
[multiple changes]
2001-11-04 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
2001-11-04 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
mode as well. Do not explicitly create intermediate regs.
From-SVN: r46777
| -rw-r--r-- | gcc/ChangeLog | 9 | ||||
| -rw-r--r-- | gcc/config/rs6000/rs6000.c | 22 | ||||
| -rw-r--r-- | gcc/config/rs6000/rs6000.md | 10 |
3 files changed, 29 insertions, 12 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ffe0d7e..639fb48 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,12 @@ +2001-11-04 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used. + +2001-11-04 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit + mode as well. Do not explicitly create intermediate regs. + 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * arm/aof.h (aof_text_section, aof_data_section): Don't declare. diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index 56317af..5d0fcad 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -1811,17 +1811,23 @@ rs6000_emit_move (dest, source, mode) if (GET_CODE (operands[0]) == MEM && GET_CODE (operands[1]) == MEM && mode == DImode - && ! TARGET_POWERPC64 && (SLOW_UNALIGNED_ACCESS(DImode, MEM_ALIGN(operands[0])) || SLOW_UNALIGNED_ACCESS(DImode, MEM_ALIGN(operands[1])))) { - rtx reg1, reg2; - reg1 = gen_reg_rtx(SImode); - reg2 = gen_reg_rtx(SImode); - rs6000_emit_move (reg1, simplify_subreg (SImode, operands[1], DImode, 0), SImode); - rs6000_emit_move (reg2, simplify_subreg (SImode, operands[1], DImode, 4), SImode); - rs6000_emit_move (simplify_subreg (SImode, operands[0], DImode, 0), reg1, SImode); - rs6000_emit_move (simplify_subreg (SImode, operands[0], DImode, 4), reg2, SImode); + if (!TARGET_POWERPC64) + { + emit_move_insn (simplify_subreg (SImode, operands[0], DImode, 0), + simplify_subreg (SImode, operands[1], DImode, 0)); + emit_move_insn (simplify_subreg (SImode, operands[0], DImode, 4), + simplify_subreg (SImode, operands[1], DImode, 4)); + } + else + { + emit_move_insn (gen_lowpart (SImode, operands[0]), + gen_lowpart (SImode, operands[1])); + emit_move_insn (gen_highpart (SImode, operands[0]), + gen_highpart (SImode, operands[1])); + } return; } diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md index a443c04..3d13a82 100644 --- a/gcc/config/rs6000/rs6000.md +++ b/gcc/config/rs6000/rs6000.md @@ -9077,8 +9077,9 @@ ;; Code to initialize the TOC register... (define_insn "load_toc_aix_si" - [(set (match_operand:SI 0 "register_operand" "=r") - (unspec:SI [(const_int 0)] 7))] + [(parallel [(set (match_operand:SI 0 "register_operand" "=r") + (unspec:SI [(const_int 0)] 7)) + (use (reg:SI 2))])] "DEFAULT_ABI == ABI_AIX && TARGET_32BIT" "* { @@ -9091,8 +9092,9 @@ [(set_attr "type" "load")]) (define_insn "load_toc_aix_di" - [(set (match_operand:DI 0 "register_operand" "=r") - (unspec:DI [(const_int 0)] 7))] + [(parallel [(set (match_operand:DI 0 "register_operand" "=r") + (unspec:DI [(const_int 0)] 7)) + (use (reg:DI 2))])] "DEFAULT_ABI == ABI_AIX && TARGET_64BIT" "* { |