diff options
| author | Paul Brook <paul@codesourcery.com> | 2006-03-29 19:16:12 +0000 |
|---|---|---|
| committer | Paul Brook <paul@codesourcery.com> | 2006-03-29 19:16:12 +0000 |
| commit | ac96cc6bac1bf9e3e296b1b838a69542432d75f4 (patch) | |
| tree | 6b380422268493e0c25247411054533dae8a0ebd | |
| parent | 04d6d2f8fcbd73931d6f95d5322052f30984250e (diff) | |
2006-03-29 Paul Brook <paul@codesourcery.com>
* gcc/config/arm/vfp.md (movsf_vfp): Disparage w<->r alternatives.
(thumb2_movsf_vfp, movdf_vfp, thumb2_movdf_vfp): Ditto.
git-svn-id: https://gcc.gnu.org/svn/gcc/branches/csl/arm-4_1@112505 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | ChangeLog.csl | 5 | ||||
| -rw-r--r-- | gcc/config/arm/vfp.md | 18 |
2 files changed, 15 insertions, 8 deletions
diff --git a/ChangeLog.csl b/ChangeLog.csl index b1a97c72cc9..3c0e97498d1 100644 --- a/ChangeLog.csl +++ b/ChangeLog.csl @@ -1,3 +1,8 @@ +2006-03-29 Paul Brook <paul@codesourcery.com> + + * gcc/config/arm/vfp.md (movsf_vfp): Disparage w<->r alternatives. + (thumb2_movsf_vfp, movdf_vfp, thumb2_movdf_vfp): Ditto. + 2005-03-21 Paul Brook <paul@codesourcery.com> * gcc/config/arm/thumb2.md (divsi3, udivsi3): New define_insn. diff --git a/gcc/config/arm/vfp.md b/gcc/config/arm/vfp.md index 7e3f8695e7c..1542a5d7a4a 100644 --- a/gcc/config/arm/vfp.md +++ b/gcc/config/arm/vfp.md @@ -232,10 +232,12 @@ ;; SFmode moves +;; Disparage the w<->r cases because reloading an invalid address is +;; preferable to loading the value via integer registers. (define_insn "*movsf_vfp" - [(set (match_operand:SF 0 "nonimmediate_operand" "=w,r,w ,Uv,r ,m,w,r") - (match_operand:SF 1 "general_operand" " r,w,UvE,w, mE,r,w,r"))] + [(set (match_operand:SF 0 "nonimmediate_operand" "=w,?r,w ,Uv,r ,m,w,r") + (match_operand:SF 1 "general_operand" " ?r,w,UvE,w, mE,r,w,r"))] "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_VFP && ( s_register_operand (operands[0], SFmode) || s_register_operand (operands[1], SFmode))" @@ -255,8 +257,8 @@ ) (define_insn "*thumb2_movsf_vfp" - [(set (match_operand:SF 0 "nonimmediate_operand" "=w,r,w ,Uv,r ,m,w,r") - (match_operand:SF 1 "general_operand" " r,w,UvE,w, mE,r,w,r"))] + [(set (match_operand:SF 0 "nonimmediate_operand" "=w,?r,w ,Uv,r ,m,w,r") + (match_operand:SF 1 "general_operand" " ?r,w,UvE,w, mE,r,w,r"))] "TARGET_THUMB2 && TARGET_HARD_FLOAT && TARGET_VFP && ( s_register_operand (operands[0], SFmode) || s_register_operand (operands[1], SFmode))" @@ -279,8 +281,8 @@ ;; DFmode moves (define_insn "*movdf_vfp" - [(set (match_operand:DF 0 "nonimmediate_soft_df_operand" "=w,r,r, m,w ,Uv,w,r") - (match_operand:DF 1 "soft_df_operand" " r,w,mF,r,UvF,w, w,r"))] + [(set (match_operand:DF 0 "nonimmediate_soft_df_operand" "=w,?r,r, m,w ,Uv,w,r") + (match_operand:DF 1 "soft_df_operand" " ?r,w,mF,r,UvF,w, w,r"))] "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_VFP && ( register_operand (operands[0], DFmode) || register_operand (operands[1], DFmode))" @@ -314,8 +316,8 @@ ) (define_insn "*thumb2_movdf_vfp" - [(set (match_operand:DF 0 "nonimmediate_soft_df_operand" "=w,r,r, m,w ,Uv,w,r") - (match_operand:DF 1 "soft_df_operand" " r,w,mF,r,UvF,w, w,r"))] + [(set (match_operand:DF 0 "nonimmediate_soft_df_operand" "=w,?r,r, m,w ,Uv,w,r") + (match_operand:DF 1 "soft_df_operand" " ?r,w,mF,r,UvF,w, w,r"))] "TARGET_THUMB2 && TARGET_HARD_FLOAT && TARGET_VFP" "* { |