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| author | nickc <nickc@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-08-31 14:27:19 +0000 |
|---|---|---|
| committer | nickc <nickc@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-08-31 14:27:19 +0000 |
| commit | c171b8cfaaa9c0f84227d8d9d77cf01a3809df4d (patch) | |
| tree | 1941024908613b72d58e911912e79a36cf7b20f9 | |
| parent | 4f4473ffb33cbcd346042013b9f02807a54b8066 (diff) | |
| download | ppe42-gcc-c171b8cfaaa9c0f84227d8d9d77cf01a3809df4d.tar.gz ppe42-gcc-c171b8cfaaa9c0f84227d8d9d77cf01a3809df4d.zip | |
PR target/33132
* config/m32r/constraints.md: Add W constraint for integer zero.
* config/m32r/m32r.md (get_pc): Use W and i constraints.
Fix length calculation by using alternatives.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@127992 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/config/m32r/constraints.md | 7 | ||||
| -rw-r--r-- | gcc/config/m32r/m32r.md | 17 |
3 files changed, 20 insertions, 11 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index efbaba08c57..50832cf78bf 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2007-08-31 Nick Clifton <nickc@redhat.com> + + PR target/33132 + * config/m32r/constraints.md: Add W constraint for integer zero. + * config/m32r/m32r.md (get_pc): Use W and i constraints. + Fix length calculation by using alternatives. + 2007-08-31 Richard Sandiford <richard@codesourcery.com> * optabs.c (shift_optab_p, commutative_optab_p): New functions, diff --git a/gcc/config/m32r/constraints.md b/gcc/config/m32r/constraints.md index 3608802c777..da126c27c4b 100644 --- a/gcc/config/m32r/constraints.md +++ b/gcc/config/m32r/constraints.md @@ -39,6 +39,7 @@ ;; S is for stores with pre {inc,dec}rement ;; T is for indirect of a pointer. ;; U is for loads with post increment. +;; W is used for an immediate value of 0. ;; ;; Register constraints @@ -128,3 +129,9 @@ "A load with post increment." (and (match_code "mem") (match_test "LOAD_POSTINC_P (GET_MODE (op), XEXP (op, 0))"))) + +(define_constraint "W" + "zero immediate." + (and (match_code "const_int") + (match_test "ival == 0"))) + diff --git a/gcc/config/m32r/m32r.md b/gcc/config/m32r/m32r.md index e875f96b6e9..84cf4f954e0 100644 --- a/gcc/config/m32r/m32r.md +++ b/gcc/config/m32r/m32r.md @@ -2637,19 +2637,14 @@ (define_insn "get_pc" [(clobber (reg:SI 14)) - (set (match_operand 0 "register_operand" "=r") + (set (match_operand 0 "register_operand" "=r,r") (unspec [(match_operand 1 "" "")] UNSPEC_GET_PC)) - (use (match_operand:SI 2 "immediate_operand" ""))] + (use (match_operand:SI 2 "immediate_operand" "W,i"))] "flag_pic" - "* -{ - if (INTVAL(operands[2])) - return \"bl.s .+4\;ld24 %0,%#%1\;add %0,lr\"; - else - return \"bl.s .+4\;seth %0,%#shigh(%1)\;add3 %0,%0,%#low(%1+4)\;add %0,lr\";}" - [(set (attr "length") (if_then_else (ne (match_dup 2) (const_int 0)) - (const_int 8) - (const_int 12)))]) + "@ + bl.s .+4\;seth %0,%#shigh(%1)\;add3 %0,%0,%#low(%1+4)\;add %0,lr + bl.s .+4\;ld24 %0,%#%1\;add %0,lr" + [(set_attr "length" "12,8")]) (define_expand "builtin_setjmp_receiver" [(label_ref (match_operand 0 "" ""))] |
