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| author | Kai Tietz <kai.tietz@onevision.com> | 2008-06-03 13:22:36 +0000 |
|---|---|---|
| committer | Kai Tietz <ktietz@gcc.gnu.org> | 2008-06-03 15:22:36 +0200 |
| commit | 90b484920aac380b54197200a758cb48702b7c5c (patch) | |
| tree | d186e13e99bc64644bc637cc64efad2547ff216c /gcc | |
| parent | 8a762fcb17567f2ee82efd7bd7422110b380375b (diff) | |
| download | gcc-90b484920aac380b54197200a758cb48702b7c5c.zip gcc-90b484920aac380b54197200a758cb48702b7c5c.tar.gz gcc-90b484920aac380b54197200a758cb48702b7c5c.tar.bz2 | |
i386.md (define_mode_iterator P): New.
2008-06-03 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.md (define_mode_iterator P): New.
(split): Merged XF and DF rules using P.
From-SVN: r136320
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/i386/i386.md | 70 |
2 files changed, 23 insertions, 52 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 655be11..928e79e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2008-06-03 Kai Tietz <kai.tietz@onevision.com> + * config/i386/i386.md (define_mode_iterator P): New. + (split): Merged XF and DF rules using P. + +2008-06-03 Kai Tietz <kai.tietz@onevision.com> + * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New. * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype. diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index ba438fe..00a16d9 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -630,6 +630,11 @@ ;; Instruction suffix for REX 64bit operators. (define_mode_attr rex64suffix [(SI "") (DI "{q}")]) + +;; This mode iterator allows :P to be used for patterns that operate on +;; pointer-sized quantities. Exactly one of the two alternatives will match. +(define_mode_iterator P [(SI "Pmode == SImode") (DI "Pmode == DImode")]) + ;; Scheduling descriptions @@ -2735,17 +2740,9 @@ (define_split [(set (match_operand:DF 0 "push_operand" "") (match_operand:DF 1 "any_fp_register_operand" ""))] - "!TARGET_64BIT && reload_completed" - [(set (reg:SI SP_REG) (plus:SI (reg:SI SP_REG) (const_int -8))) - (set (mem:DF (reg:SI SP_REG)) (match_dup 1))] - "") - -(define_split - [(set (match_operand:DF 0 "push_operand" "") - (match_operand:DF 1 "any_fp_register_operand" ""))] - "TARGET_64BIT && reload_completed" - [(set (reg:DI SP_REG) (plus:DI (reg:DI SP_REG) (const_int -8))) - (set (mem:DF (reg:DI SP_REG)) (match_dup 1))] + "reload_completed" + [(set (reg:P SP_REG) (plus:P (reg:P SP_REG) (const_int -8))) + (set (mem:DF (reg:P SP_REG)) (match_dup 1))] "") (define_split @@ -3198,17 +3195,9 @@ (define_split [(set (match_operand:XF 0 "push_operand" "") (match_operand:XF 1 "any_fp_register_operand" ""))] - "!TARGET_64BIT" - [(set (reg:SI SP_REG) (plus:SI (reg:SI SP_REG) (match_dup 2))) - (set (mem:XF (reg:SI SP_REG)) (match_dup 1))] - "operands[2] = GEN_INT (TARGET_128BIT_LONG_DOUBLE ? -16 : -12);") - -(define_split - [(set (match_operand:XF 0 "push_operand" "") - (match_operand:XF 1 "any_fp_register_operand" ""))] - "TARGET_64BIT" - [(set (reg:DI SP_REG) (plus:DI (reg:DI SP_REG) (match_dup 2))) - (set (mem:XF (reg:DI SP_REG)) (match_dup 1))] + "" + [(set (reg:P SP_REG) (plus:P (reg:P SP_REG) (match_dup 2))) + (set (mem:XF (reg:P SP_REG)) (match_dup 1))] "operands[2] = GEN_INT (TARGET_128BIT_LONG_DOUBLE ? -16 : -12);") ;; Do not use integer registers when optimizing for size @@ -3951,16 +3940,9 @@ (define_split [(set (match_operand:DF 0 "push_operand" "") (float_extend:DF (match_operand:SF 1 "fp_register_operand" "")))] - "!TARGET_64BIT" - [(set (reg:SI SP_REG) (plus:SI (reg:SI SP_REG) (const_int -8))) - (set (mem:DF (reg:SI SP_REG)) (float_extend:DF (match_dup 1)))]) - -(define_split - [(set (match_operand:DF 0 "push_operand" "") - (float_extend:DF (match_operand:SF 1 "fp_register_operand" "")))] - "TARGET_64BIT" - [(set (reg:DI SP_REG) (plus:DI (reg:DI SP_REG) (const_int -8))) - (set (mem:DF (reg:DI SP_REG)) (float_extend:DF (match_dup 1)))]) + "" + [(set (reg:P SP_REG) (plus:P (reg:P SP_REG) (const_int -8))) + (set (mem:DF (reg:P SP_REG)) (float_extend:DF (match_dup 1)))]) (define_insn "*dummy_extendsfxf2" [(set (match_operand:XF 0 "push_operand" "=<") @@ -3972,32 +3954,16 @@ [(set (match_operand:XF 0 "push_operand" "") (float_extend:XF (match_operand:SF 1 "fp_register_operand" "")))] "" - [(set (reg:SI SP_REG) (plus:SI (reg:SI SP_REG) (match_dup 2))) - (set (mem:XF (reg:SI SP_REG)) (float_extend:XF (match_dup 1)))] - "operands[2] = GEN_INT (TARGET_128BIT_LONG_DOUBLE ? -16 : -12);") - -(define_split - [(set (match_operand:XF 0 "push_operand" "") - (float_extend:XF (match_operand:SF 1 "fp_register_operand" "")))] - "TARGET_64BIT" - [(set (reg:DI SP_REG) (plus:DI (reg:DI SP_REG) (match_dup 2))) - (set (mem:DF (reg:DI SP_REG)) (float_extend:XF (match_dup 1)))] + [(set (reg:P SP_REG) (plus:P (reg:P SP_REG) (match_dup 2))) + (set (mem:XF (reg:P SP_REG)) (float_extend:XF (match_dup 1)))] "operands[2] = GEN_INT (TARGET_128BIT_LONG_DOUBLE ? -16 : -12);") (define_split [(set (match_operand:XF 0 "push_operand" "") (float_extend:XF (match_operand:DF 1 "fp_register_operand" "")))] "" - [(set (reg:SI SP_REG) (plus:SI (reg:SI SP_REG) (match_dup 2))) - (set (mem:DF (reg:SI SP_REG)) (float_extend:XF (match_dup 1)))] - "operands[2] = GEN_INT (TARGET_128BIT_LONG_DOUBLE ? -16 : -12);") - -(define_split - [(set (match_operand:XF 0 "push_operand" "") - (float_extend:XF (match_operand:DF 1 "fp_register_operand" "")))] - "TARGET_64BIT" - [(set (reg:DI SP_REG) (plus:DI (reg:DI SP_REG) (match_dup 2))) - (set (mem:XF (reg:DI SP_REG)) (float_extend:XF (match_dup 1)))] + [(set (reg:P SP_REG) (plus:P (reg:P SP_REG) (match_dup 2))) + (set (mem:DF (reg:P SP_REG)) (float_extend:XF (match_dup 1)))] "operands[2] = GEN_INT (TARGET_128BIT_LONG_DOUBLE ? -16 : -12);") (define_expand "extendsfdf2" |