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| author | Eric Botcazou <ebotcazou@libertysurf.fr> | 2004-07-08 17:25:04 +0200 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2004-07-08 15:25:04 +0000 |
| commit | afdbd485c8a2c7f81d5629e243ae34f2d5e90580 (patch) | |
| tree | ef4d6c0d05e52ca4d128e4f92c16e4b98fe5dba4 /gcc/config | |
| parent | 7c35745cbfe8a65e50014ebae515c6f58c8d1ab6 (diff) | |
| download | gcc-afdbd485c8a2c7f81d5629e243ae34f2d5e90580.zip gcc-afdbd485c8a2c7f81d5629e243ae34f2d5e90580.tar.gz gcc-afdbd485c8a2c7f81d5629e243ae34f2d5e90580.tar.bz2 | |
re PR target/10567 (-fno-delayed-branch not honored in back-end)
PR target/10567
* config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
From-SVN: r84293
Diffstat (limited to 'gcc/config')
| -rw-r--r-- | gcc/config/sparc/sparc.md | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/gcc/config/sparc/sparc.md b/gcc/config/sparc/sparc.md index c4f4daf..021e910 100644 --- a/gcc/config/sparc/sparc.md +++ b/gcc/config/sparc/sparc.md @@ -7758,9 +7758,17 @@ [(unspec:SI [(match_operand:SI 0 "register_operand" "r") (match_operand:SI 1 "register_operand" "r")] UNSPEC_UPDATE_RETURN)] "! TARGET_ARCH64" - "cmp\t%1, 0\;be,a\t.+8\;add\t%0, 4, %0" - [(set_attr "type" "multi") - (set_attr "length" "3")]) +{ + if (flag_delayed_branch) + return "cmp\t%1, 0\n\tbe,a\t.+8\n\t add\t%0, 4, %0"; + else + return "cmp\t%1, 0\n\tbne\t.+12\n\t nop\n\tadd\t%0, 4, %0"; +} + [(set (attr "type") (const_string "multi")) + (set (attr "length") + (if_then_else (eq_attr "delayed_branch" "true") + (const_int 3) + (const_int 4)))]) (define_insn "nop" [(const_int 0)] |