diff options
| author | Segher Boessenkool <segher@kernel.crashing.org> | 2009-09-09 21:50:42 +0200 |
|---|---|---|
| committer | Segher Boessenkool <segher@gcc.gnu.org> | 2009-09-09 21:50:42 +0200 |
| commit | 93fbf85741829968709ed17290ac5258eaee55d0 (patch) | |
| tree | 23079ebfe511d345572cfeee65407df2eaae5c15 /gcc/config | |
| parent | c13e029be40bf6d2203c11dfdd79e3fd6625a102 (diff) | |
| download | gcc-93fbf85741829968709ed17290ac5258eaee55d0.zip gcc-93fbf85741829968709ed17290ac5258eaee55d0.tar.gz gcc-93fbf85741829968709ed17290ac5258eaee55d0.tar.bz2 | |
rs6000.md (bswapdi2_64bit): Fix unnecessarily stringent constraints.
2009-09-08 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.md (bswapdi2_64bit): Fix
unnecessarily stringent constraints. Fix address
calculation in the splitters.
From-SVN: r151575
Diffstat (limited to 'gcc/config')
| -rw-r--r-- | gcc/config/rs6000/rs6000.md | 44 |
1 files changed, 24 insertions, 20 deletions
diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md index ea046d3..d7f30f8 100644 --- a/gcc/config/rs6000/rs6000.md +++ b/gcc/config/rs6000/rs6000.md @@ -2421,8 +2421,8 @@ [(set (match_operand:DI 0 "reg_or_mem_operand" "=&r,Z,??&r") (bswap:DI (match_operand:DI 1 "reg_or_mem_operand" "Z,r,r"))) (clobber (match_scratch:DI 2 "=&b,&b,&r")) - (clobber (match_scratch:DI 3 "=&b,&r,&r")) - (clobber (match_scratch:DI 4 "=&b,X,&r"))] + (clobber (match_scratch:DI 3 "=&r,&r,&r")) + (clobber (match_scratch:DI 4 "=&r,X,&r"))] "TARGET_POWERPC64 && !TARGET_LDBRX && (REG_P (operands[0]) || REG_P (operands[1]))" "#" @@ -2454,12 +2454,13 @@ if (GET_CODE (addr1) == PLUS) { emit_insn (gen_adddi3 (op2, XEXP (addr1, 0), GEN_INT (4))); - addr1 = XEXP (addr1, 1); + addr2 = gen_rtx_PLUS (DImode, op2, XEXP (addr1, 1)); } else - emit_move_insn (op2, GEN_INT (4)); - - addr2 = gen_rtx_PLUS (DImode, op2, addr1); + { + emit_move_insn (op2, GEN_INT (4)); + addr2 = gen_rtx_PLUS (DImode, op2, addr1); + } if (BYTES_BIG_ENDIAN) { @@ -2484,7 +2485,7 @@ (clobber (match_operand:DI 2 "gpc_reg_operand" "")) (clobber (match_operand:DI 3 "gpc_reg_operand" "")) (clobber (match_operand:DI 4 "" ""))] - "TARGET_POWERPC64 && reload_completed && !TARGET_LDBRX" + "TARGET_POWERPC64 && !TARGET_LDBRX && reload_completed" [(const_int 0)] " { @@ -2503,12 +2504,13 @@ if (GET_CODE (addr1) == PLUS) { emit_insn (gen_adddi3 (op2, XEXP (addr1, 0), GEN_INT (4))); - addr1 = XEXP (addr1, 1); + addr2 = gen_rtx_PLUS (DImode, op2, XEXP (addr1, 1)); } else - emit_move_insn (op2, GEN_INT (4)); - - addr2 = gen_rtx_PLUS (DImode, op2, addr1); + { + emit_move_insn (op2, GEN_INT (4)); + addr2 = gen_rtx_PLUS (DImode, op2, addr1); + } emit_insn (gen_lshrdi3 (op3, src, GEN_INT (32))); if (BYTES_BIG_ENDIAN) @@ -2582,13 +2584,14 @@ addr1 = XEXP (src, 0); if (GET_CODE (addr1) == PLUS) { - emit_insn (gen_adddi3 (op2, XEXP (addr1, 0), GEN_INT (4))); - addr1 = XEXP (addr1, 1); + emit_insn (gen_addsi3 (op2, XEXP (addr1, 0), GEN_INT (4))); + addr2 = gen_rtx_PLUS (SImode, op2, XEXP (addr1, 1)); } else - emit_move_insn (op2, GEN_INT (4)); - - addr2 = gen_rtx_PLUS (DImode, op2, addr1); + { + emit_move_insn (op2, GEN_INT (4)); + addr2 = gen_rtx_PLUS (SImode, op2, addr1); + } if (BYTES_BIG_ENDIAN) { @@ -2627,12 +2630,13 @@ if (GET_CODE (addr1) == PLUS) { emit_insn (gen_addsi3 (op2, XEXP (addr1, 0), GEN_INT (4))); - addr1 = XEXP (addr1, 1); + addr2 = gen_rtx_PLUS (SImode, op2, XEXP (addr1, 1)); } else - emit_move_insn (op2, GEN_INT (4)); - - addr2 = gen_rtx_PLUS (SImode, op2, addr1); + { + emit_move_insn (op2, GEN_INT (4)); + addr2 = gen_rtx_PLUS (SImode, op2, addr1); + } if (BYTES_BIG_ENDIAN) { |