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arm.md (split for extendsidi): Update condition.

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2013-02-22  Greta Yorsh  <Greta.Yorsh@arm.com>

        * config/arm/arm.md (split for extendsidi): Update condition.
        (zero_extend<mode>di2,extend<mode>di2): Add an alternative.
        * config/arm/iterators.md (qhs_extenddi_cstr): Likewise.
        (qhs_zextenddi_cstr): Likewise.

From-SVN: r196220
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Greta Yorsh 2013-02-22 14:23:12 +00:00 committed by Greta Yorsh
parent f49b31e459
commit e023778028
3 changed files with 17 additions and 13 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2013-02-22 Greta Yorsh <Greta.Yorsh@arm.com>
* config/arm/arm.md (split for extendsidi): Update condition.
(zero_extend<mode>di2,extend<mode>di2): Add an alternative.
* config/arm/iterators.md (qhs_extenddi_cstr): Likewise.
(qhs_zextenddi_cstr): Likewise.
2013-02-21 Jakub Jelinek <jakub@redhat.com>
PR middle-end/56420

19
gcc/config/arm/arm.md
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@ -4492,36 +4492,35 @@
;; Zero and sign extension instructions.
(define_insn "zero_extend<mode>di2"
[(set (match_operand:DI 0 "s_register_operand" "=w,r,?r")
[(set (match_operand:DI 0 "s_register_operand" "=w,r,?r,w")
(zero_extend:DI (match_operand:QHSI 1 "<qhs_zextenddi_op>"
"<qhs_zextenddi_cstr>")))]
"TARGET_32BIT <qhs_zextenddi_cond>"
"#"
[(set_attr "length" "8,4,8")
[(set_attr "length" "8,4,8,8")
(set_attr "arch" "neon_nota8,*,*,neon_onlya8")
(set_attr "ce_count" "2")
(set_attr "predicable" "yes")]
)
(define_insn "extend<mode>di2"
[(set (match_operand:DI 0 "s_register_operand" "=w,r,?r,?r")
[(set (match_operand:DI 0 "s_register_operand" "=w,r,?r,?r,w")
(sign_extend:DI (match_operand:QHSI 1 "<qhs_extenddi_op>"
"<qhs_extenddi_cstr>")))]
"TARGET_32BIT <qhs_sextenddi_cond>"
"#"
[(set_attr "length" "8,4,8,8")
[(set_attr "length" "8,4,8,8,8")
(set_attr "ce_count" "2")
(set_attr "shift" "1")
(set_attr "predicable" "yes")
(set_attr "arch" "*,*,a,t")]
(set_attr "arch" "neon_nota8,*,a,t,neon_onlya8")]
)
;; Splits for all extensions to DImode
(define_split
[(set (match_operand:DI 0 "s_register_operand" "")
(zero_extend:DI (match_operand 1 "nonimmediate_operand" "")))]
"TARGET_32BIT && (!TARGET_NEON
|| (reload_completed
&& !(IS_VFP_REGNUM (REGNO (operands[0])))))"
"TARGET_32BIT && reload_completed && !IS_VFP_REGNUM (REGNO (operands[0]))"
[(set (match_dup 0) (match_dup 1))]
{
rtx lo_part = gen_lowpart (SImode, operands[0]);
@ -4547,9 +4546,7 @@
(define_split
[(set (match_operand:DI 0 "s_register_operand" "")
(sign_extend:DI (match_operand 1 "nonimmediate_operand" "")))]
"TARGET_32BIT && (!TARGET_NEON
|| (reload_completed
&& !(IS_VFP_REGNUM (REGNO (operands[0])))))"
"TARGET_32BIT && reload_completed && !IS_VFP_REGNUM (REGNO (operands[0]))"
[(set (match_dup 0) (ashiftrt:SI (match_dup 1) (const_int 31)))]
{
rtx lo_part = gen_lowpart (SImode, operands[0]);

4
gcc/config/arm/iterators.md
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@ -429,8 +429,8 @@
(define_mode_attr qhs_extenddi_op [(SI "s_register_operand")
(HI "nonimmediate_operand")
(QI "arm_reg_or_extendqisi_mem_op")])
(define_mode_attr qhs_extenddi_cstr [(SI "r,0,r,r") (HI "r,0,rm,rm") (QI "r,0,rUq,rm")])
(define_mode_attr qhs_zextenddi_cstr [(SI "r,0,r") (HI "r,0,rm") (QI "r,0,rm")])
(define_mode_attr qhs_extenddi_cstr [(SI "r,0,r,r,r") (HI "r,0,rm,rm,r") (QI "r,0,rUq,rm,r")])
(define_mode_attr qhs_zextenddi_cstr [(SI "r,0,r,r") (HI "r,0,rm,r") (QI "r,0,rm,r")])
;; Mode attributes used for fixed-point support.
(define_mode_attr qaddsub_suf [(V4UQQ "8") (V2UHQ "16") (UQQ "8") (UHQ "16")