diff options
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/rs6000/rs6000.md | 41 |
2 files changed, 24 insertions, 23 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2b13482..55c29e8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + PR c/6497 + * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use + result as temporary value. + 2002-04-28 Jakub Jelinek <jakub@redhat.com> PR c++/6396 diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md index cb5d164..9763c2f 100644 --- a/gcc/config/rs6000/rs6000.md +++ b/gcc/config/rs6000/rs6000.md @@ -11394,13 +11394,12 @@ (set_attr "length" "12,16")]) (define_insn "" - [(set (match_operand:SI 0 "gpc_reg_operand" "=r") + [(set (match_operand:SI 0 "gpc_reg_operand" "=&r") (plus:SI (leu:SI (match_operand:SI 1 "gpc_reg_operand" "r") (match_operand:SI 2 "reg_or_short_operand" "rI")) - (match_operand:SI 3 "gpc_reg_operand" "r"))) - (clobber (match_scratch:SI 4 "=&r"))] + (match_operand:SI 3 "gpc_reg_operand" "r")))] "! TARGET_POWERPC64" - "{sf%I2|subf%I2c} %4,%1,%2\;{aze|addze} %0,%3" + "{sf%I2|subf%I2c} %0,%1,%2\;{aze|addze} %0,%3" [(set_attr "length" "8")]) (define_insn "" @@ -11732,15 +11731,14 @@ "") (define_insn "" - [(set (match_operand:SI 0 "gpc_reg_operand" "=r,r") + [(set (match_operand:SI 0 "gpc_reg_operand" "=&r,&r") (plus:SI (ltu:SI (match_operand:SI 1 "gpc_reg_operand" "r,r") (match_operand:SI 2 "reg_or_neg_short_operand" "r,P")) - (match_operand:SI 3 "reg_or_short_operand" "rI,rI"))) - (clobber (match_scratch:SI 4 "=&r,&r"))] + (match_operand:SI 3 "reg_or_short_operand" "rI,rI")))] "! TARGET_POWERPC64" "@ - {sf|subfc} %4,%2,%1\;{sfe|subfe} %4,%4,%4\;{sf%I3|subf%I3c} %0,%4,%3 - {ai|addic} %4,%1,%n2\;{sfe|subfe} %4,%4,%4\;{sf%I3|subf%I3c} %0,%4,%3" + {sf|subfc} %0,%2,%1\;{sfe|subfe} %0,%0,%0\;{sf%I3|subf%I3c} %0,%0,%3 + {ai|addic} %0,%1,%n2\;{sfe|subfe} %0,%0,%0\;{sf%I3|subf%I3c} %0,%0,%3" [(set_attr "length" "12")]) (define_insn "" @@ -12041,15 +12039,14 @@ "") (define_insn "" - [(set (match_operand:SI 0 "gpc_reg_operand" "=r,r") + [(set (match_operand:SI 0 "gpc_reg_operand" "=&r,&r") (plus:SI (geu:SI (match_operand:SI 1 "gpc_reg_operand" "r,r") (match_operand:SI 2 "reg_or_neg_short_operand" "r,P")) - (match_operand:SI 3 "gpc_reg_operand" "r,r"))) - (clobber (match_scratch:SI 4 "=&r,&r"))] + (match_operand:SI 3 "gpc_reg_operand" "r,r")))] "! TARGET_POWERPC64" "@ - {sf|subfc} %4,%2,%1\;{aze|addze} %0,%3 - {ai|addic} %4,%1,%n2\;{aze|addze} %0,%3" + {sf|subfc} %0,%2,%1\;{aze|addze} %0,%3 + {ai|addic} %0,%1,%n2\;{aze|addze} %0,%3" [(set_attr "length" "8")]) (define_insn "" @@ -12342,13 +12339,12 @@ "") (define_insn "" - [(set (match_operand:SI 0 "gpc_reg_operand" "=r") + [(set (match_operand:SI 0 "gpc_reg_operand" "=&r") (plus:SI (gt:SI (match_operand:SI 1 "gpc_reg_operand" "r") (const_int 0)) - (match_operand:SI 2 "gpc_reg_operand" "r"))) - (clobber (match_scratch:SI 3 "=&r"))] + (match_operand:SI 2 "gpc_reg_operand" "r")))] "! TARGET_POWERPC64" - "{a|addc} %3,%1,%1\;{sfe|subfe} %3,%1,%3\;{aze|addze} %0,%2" + "{a|addc} %0,%1,%1\;{sfe|subfe} %0,%1,%0\;{aze|addze} %0,%2" [(set_attr "length" "12")]) (define_insn "" @@ -12678,15 +12674,14 @@ "") (define_insn "" - [(set (match_operand:SI 0 "gpc_reg_operand" "=r,r") + [(set (match_operand:SI 0 "gpc_reg_operand" "=&r,&r") (plus:SI (gtu:SI (match_operand:SI 1 "gpc_reg_operand" "r,r") (match_operand:SI 2 "reg_or_short_operand" "I,rI")) - (match_operand:SI 3 "reg_or_short_operand" "r,rI"))) - (clobber (match_scratch:SI 4 "=&r,&r"))] + (match_operand:SI 3 "reg_or_short_operand" "r,rI")))] "! TARGET_POWERPC64" "@ - {ai|addic} %4,%1,%k2\;{aze|addze} %0,%3 - {sf%I2|subf%I2c} %4,%1,%2\;{sfe|subfe} %4,%4,%4\;{sf%I3|subf%I3c} %0,%4,%3" + {ai|addic} %0,%1,%k2\;{aze|addze} %0,%3 + {sf%I2|subf%I2c} %0,%1,%2\;{sfe|subfe} %0,%0,%0\;{sf%I3|subf%I3c} %0,%0,%3" [(set_attr "length" "8,12")]) (define_insn "" |