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| author | Jeff Law <law@gcc.gnu.org> | 1993-03-15 11:36:21 -0700 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 1993-03-15 11:36:21 -0700 |
| commit | 81722625a7b0446cb47bfe46e184d67b7d650d0f (patch) | |
| tree | 719083e61fc161b752c8e7b05ef5e8356706ae77 /gcc | |
| parent | 5fcd63d09c9d0b4ac22bc2f95e10ce2dc4705a78 (diff) | |
| download | gcc-81722625a7b0446cb47bfe46e184d67b7d650d0f.zip gcc-81722625a7b0446cb47bfe46e184d67b7d650d0f.tar.gz gcc-81722625a7b0446cb47bfe46e184d67b7d650d0f.tar.bz2 | |
pa.md (sh[123]add patterns): Use register_operand, not shadd_operand.
* pa.md (sh[123]add patterns): Use register_operand, not
shadd_operand.
(sh[123]add patterns for reload): Special patterns to avoid
lossage due to reload problems.
From-SVN: r3737
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/pa/pa.md | 45 |
1 files changed, 40 insertions, 5 deletions
diff --git a/gcc/config/pa/pa.md b/gcc/config/pa/pa.md index 56a84b6..0f220c8 100644 --- a/gcc/config/pa/pa.md +++ b/gcc/config/pa/pa.md @@ -2250,13 +2250,11 @@ [(set_attr "type" "load") (set_attr "length" "1")]) -;; Using shadd_operand works around a bug in reload. For 2.4 fix -;; reload and use register_operand instead. (define_insn "" [(set (match_operand:SI 0 "register_operand" "=r") (plus:SI (mult:SI (match_operand:SI 2 "register_operand" "r") (const_int 2)) - (match_operand:SI 1 "shadd_operand" "r")))] + (match_operand:SI 1 "register_operand" "r")))] "" "sh1add %2,%1,%0") @@ -2264,7 +2262,7 @@ [(set (match_operand:SI 0 "register_operand" "=r") (plus:SI (mult:SI (match_operand:SI 2 "register_operand" "r") (const_int 4)) - (match_operand:SI 1 "shadd_operand" "r")))] + (match_operand:SI 1 "register_operand" "r")))] "" "sh2add %2,%1,%0") @@ -2272,10 +2270,47 @@ [(set (match_operand:SI 0 "register_operand" "=r") (plus:SI (mult:SI (match_operand:SI 2 "register_operand" "r") (const_int 8)) - (match_operand:SI 1 "shadd_operand" "r")))] + (match_operand:SI 1 "register_operand" "r")))] "" "sh3add %2,%1,%0") +;; These variants of the above insns can occur if the first operand +;; is the frame pointer. This is a kludge, but there doesn't +;; seem to be a way around it. Only recognize them while reloading. + +(define_insn "" + [(set (match_operand:SI 0 "register_operand" "=&r") + (plus:SI (plus:SI (mult:SI (match_operand:SI 2 "register_operand" "r") + (const_int 2)) + (match_operand:SI 1 "register_operand" "r")) + (match_operand:SI 3 "const_int_operand" "rJ")))] + "reload_in_progress" + "sh1add %2,%1,%0\\n\\tadd%I3 %3,%0,%0" + [(set_attr "type" "multi") + (set_attr "length" "2")]) + +(define_insn "" + [(set (match_operand:SI 0 "register_operand" "=&r") + (plus:SI (plus:SI (mult:SI (match_operand:SI 2 "register_operand" "r") + (const_int 4)) + (match_operand:SI 1 "register_operand" "r")) + (match_operand:SI 3 "const_int_operand" "rJ")))] + "reload_in_progress" + "sh2add %2,%1,%0\\n\\tadd%I3 %3,%0,%0" + [(set_attr "type" "multi") + (set_attr "length" "2")]) + +(define_insn "" + [(set (match_operand:SI 0 "register_operand" "=&r") + (plus:SI (plus:SI (mult:SI (match_operand:SI 2 "register_operand" "r") + (const_int 8)) + (match_operand:SI 1 "register_operand" "r")) + (match_operand:SI 3 "const_int_operand" "rJ")))] + "reload_in_progress" + "sh3add %2,%1,%0\\n\\tadd%I3 %3,%0,%0" + [(set_attr "type" "multi") + (set_attr "length" "2")]) + (define_expand "ashlsi3" [(set (match_operand:SI 0 "register_operand" "") (ashift:SI (match_operand:SI 1 "lhs_lshift_operand" "") |