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author | Kazu Hirata <kazu@cs.umass.edu> | 2004-02-18 22:12:59 +0000 |
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committer | Kazu Hirata <kazu@gcc.gnu.org> | 2004-02-18 22:12:59 +0000 |
commit | 8981ecd360e0980aa2f16fa37c4be9d9da1fff21 (patch) | |
tree | d4030985d9c2416412f28e8e10ee1ec46b9f3ab5 | |
parent | 07ee3b586d70c3596f1cf284b7154024ed27aeb6 (diff) | |
download | gcc-8981ecd360e0980aa2f16fa37c4be9d9da1fff21.zip gcc-8981ecd360e0980aa2f16fa37c4be9d9da1fff21.tar.gz gcc-8981ecd360e0980aa2f16fa37c4be9d9da1fff21.tar.bz2 |
h8300-protos.h: Add a prototype for h8300_expand_branch.
* config/h8300/h8300-protos.h: Add a prototype for
h8300_expand_branch.
* config/h8300/h8300.c (h8300_expand_branch): New.
* config/h8300/h8300.md (ble, bleu, bge, bgeu, blt, bltu, bgt,
bgtu, beq, bne): Call h8300_expand_branch().
From-SVN: r78052
-rw-r--r-- | gcc/ChangeLog | 8 | ||||
-rw-r--r-- | gcc/config/h8300/h8300-protos.h | 1 | ||||
-rw-r--r-- | gcc/config/h8300/h8300.c | 14 | ||||
-rw-r--r-- | gcc/config/h8300/h8300.md | 80 |
4 files changed, 43 insertions, 60 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e0af65a..8face63 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,13 @@ 2004-02-18 Kazu Hirata <kazu@cs.umass.edu> + * config/h8300/h8300-protos.h: Add a prototype for + h8300_expand_branch. + * config/h8300/h8300.c (h8300_expand_branch): New. + * config/h8300/h8300.md (ble, bleu, bge, bgeu, blt, bltu, bgt, + bgtu, beq, bne): Call h8300_expand_branch(). + +2004-02-18 Kazu Hirata <kazu@cs.umass.edu> + * config/h8300/h8300-protos.h: Add prototypes for h8300_hard_regno_nregs and h8300_hard_regno_mode_ok. * config/h8300/h8300.c (h8300_hard_regno_nregs): New. diff --git a/gcc/config/h8300/h8300-protos.h b/gcc/config/h8300/h8300-protos.h index 4f03f98..7ad2df8 100644 --- a/gcc/config/h8300/h8300-protos.h +++ b/gcc/config/h8300/h8300-protos.h @@ -45,6 +45,7 @@ extern const char *output_logical_op (enum machine_mode, rtx *); extern unsigned int compute_logical_op_length (enum machine_mode, rtx *); extern int compute_logical_op_cc (enum machine_mode, rtx *); +extern void h8300_expand_branch (enum rtx_code, rtx); extern void expand_a_shift (enum machine_mode, int, rtx[]); extern int h8300_shift_needs_scratch_p (int, enum machine_mode); extern int expand_a_rotate (rtx[]); diff --git a/gcc/config/h8300/h8300.c b/gcc/config/h8300/h8300.c index b34ddd3..ad50955 100644 --- a/gcc/config/h8300/h8300.c +++ b/gcc/config/h8300/h8300.c @@ -2675,6 +2675,20 @@ compute_logical_op_cc (enum machine_mode mode, rtx *operands) return cc; } +/* Expand a conditional branch. */ + +void +h8300_expand_branch (enum rtx_code code, rtx label) +{ + rtx tmp; + + tmp = gen_rtx_fmt_ee (code, VOIDmode, cc0_rtx, const0_rtx); + tmp = gen_rtx_IF_THEN_ELSE (VOIDmode, tmp, + gen_rtx_LABEL_REF (VOIDmode, label), + pc_rtx); + emit_jump_insn (gen_rtx_SET (VOIDmode, pc_rtx, tmp)); +} + /* Shifts. We devote a fair bit of code to getting efficient shifts since we diff --git a/gcc/config/h8300/h8300.md b/gcc/config/h8300/h8300.md index dd77e327..25462cf 100644 --- a/gcc/config/h8300/h8300.md +++ b/gcc/config/h8300/h8300.md @@ -1566,94 +1566,54 @@ ;; Conditional jump instructions (define_expand "ble" - [(set (pc) - (if_then_else (le (cc0) - (const_int 0)) - (label_ref (match_operand 0 "" "")) - (pc)))] + [(match_operand 0 "" "")] "" - "") + "h8300_expand_branch (LE, operands[0]); DONE;") (define_expand "bleu" - [(set (pc) - (if_then_else (leu (cc0) - (const_int 0)) - (label_ref (match_operand 0 "" "")) - (pc)))] + [(match_operand 0 "" "")] "" - "") + "h8300_expand_branch (LEU, operands[0]); DONE;") (define_expand "bge" - [(set (pc) - (if_then_else (ge (cc0) - (const_int 0)) - (label_ref (match_operand 0 "" "")) - (pc)))] + [(match_operand 0 "" "")] "" - "") + "h8300_expand_branch (GE, operands[0]); DONE;") (define_expand "bgeu" - [(set (pc) - (if_then_else (geu (cc0) - (const_int 0)) - (label_ref (match_operand 0 "" "")) - (pc)))] + [(match_operand 0 "" "")] "" - "") + "h8300_expand_branch (GEU, operands[0]); DONE;") (define_expand "blt" - [(set (pc) - (if_then_else (lt (cc0) - (const_int 0)) - (label_ref (match_operand 0 "" "")) - (pc)))] + [(match_operand 0 "" "")] "" - "") + "h8300_expand_branch (LT, operands[0]); DONE;") (define_expand "bltu" - [(set (pc) - (if_then_else (ltu (cc0) - (const_int 0)) - (label_ref (match_operand 0 "" "")) - (pc)))] + [(match_operand 0 "" "")] "" - "") + "h8300_expand_branch (LTU, operands[0]); DONE;") (define_expand "bgt" - [(set (pc) - (if_then_else (gt (cc0) - (const_int 0)) - (label_ref (match_operand 0 "" "")) - (pc)))] + [(match_operand 0 "" "")] "" - "") + "h8300_expand_branch (GT, operands[0]); DONE;") (define_expand "bgtu" - [(set (pc) - (if_then_else (gtu (cc0) - (const_int 0)) - (label_ref (match_operand 0 "" "")) - (pc)))] + [(match_operand 0 "" "")] "" - "") + "h8300_expand_branch (GTU, operands[0]); DONE;") (define_expand "beq" - [(set (pc) - (if_then_else (eq (cc0) - (const_int 0)) - (label_ref (match_operand 0 "" "")) - (pc)))] + [(match_operand 0 "" "")] "" - "") + "h8300_expand_branch (EQ, operands[0]); DONE;") (define_expand "bne" - [(set (pc) - (if_then_else (ne (cc0) - (const_int 0)) - (label_ref (match_operand 0 "" "")) - (pc)))] + [(match_operand 0 "" "")] "" - "") + "h8300_expand_branch (NE, operands[0]); DONE;") (define_insn "branch_true" [(set (pc) |