diff mbox series

[2/2] lib/raid6: refactor unroll rules with pattern rules

Message ID 20190616174805.3069-2-yamada.masahiro@socionext.com
State Accepted
Commit 72ad21075df8a960007fb84b4c97e3ac55010f6a
Headers show
Series [1/2] lib/raid6: remove duplicated CFLAGS_REMOVE_altivec8.o | expand

Commit Message

Masahiro Yamada June 16, 2019, 5:48 p.m. UTC
This Makefile repeats very similar rules.

Let's use pattern rules. $(UNROLL) can be replaced with $*.

No intended change in behavior.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

---

 lib/raid6/Makefile | 97 ++++++----------------------------------------
 1 file changed, 11 insertions(+), 86 deletions(-)

-- 
2.17.1

Comments

Masahiro Yamada June 20, 2019, 3:55 p.m. UTC | #1
On Mon, Jun 17, 2019 at 2:49 AM Masahiro Yamada
<yamada.masahiro@socionext.com> wrote:
>

> This Makefile repeats very similar rules.

>

> Let's use pattern rules. $(UNROLL) can be replaced with $*.

>

> No intended change in behavior.

>

> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

> ---


Applied to linux-kbuild.

>

>  lib/raid6/Makefile | 97 ++++++----------------------------------------

>  1 file changed, 11 insertions(+), 86 deletions(-)

>

> diff --git a/lib/raid6/Makefile b/lib/raid6/Makefile

> index 74004037033f..42695bc8d451 100644

> --- a/lib/raid6/Makefile

> +++ b/lib/raid6/Makefile

> @@ -12,9 +12,6 @@ raid6_pq-$(CONFIG_S390) += s390vx8.o recov_s390xc.o

>

>  hostprogs-y    += mktables

>

> -quiet_cmd_unroll = UNROLL  $@

> -      cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$(UNROLL) < $< > $@

> -

>  ifeq ($(CONFIG_ALTIVEC),y)

>  altivec_flags := -maltivec $(call cc-option,-mabi=altivec)

>

> @@ -50,111 +47,39 @@ CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only

>  endif

>  endif

>

> -targets += int1.c

> -$(obj)/int1.c:   UNROLL := 1

> -$(obj)/int1.c:   $(src)/int.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

> -targets += int2.c

> -$(obj)/int2.c:   UNROLL := 2

> -$(obj)/int2.c:   $(src)/int.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

> -targets += int4.c

> -$(obj)/int4.c:   UNROLL := 4

> -$(obj)/int4.c:   $(src)/int.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

> -targets += int8.c

> -$(obj)/int8.c:   UNROLL := 8

> -$(obj)/int8.c:   $(src)/int.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

> -targets += int16.c

> -$(obj)/int16.c:  UNROLL := 16

> -$(obj)/int16.c:  $(src)/int.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> +quiet_cmd_unroll = UNROLL  $@

> +      cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$* < $< > $@

>

> -targets += int32.c

> -$(obj)/int32.c:  UNROLL := 32

> -$(obj)/int32.c:  $(src)/int.uc $(src)/unroll.awk FORCE

> +targets += int1.c int2.c int4.c int8.c int16.c int32.c

> +$(obj)/int%.c: $(src)/int.uc $(src)/unroll.awk FORCE

>         $(call if_changed,unroll)

>

>  CFLAGS_altivec1.o += $(altivec_flags)

> -targets += altivec1.c

> -$(obj)/altivec1.c:   UNROLL := 1

> -$(obj)/altivec1.c:   $(src)/altivec.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

>  CFLAGS_altivec2.o += $(altivec_flags)

> -targets += altivec2.c

> -$(obj)/altivec2.c:   UNROLL := 2

> -$(obj)/altivec2.c:   $(src)/altivec.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

>  CFLAGS_altivec4.o += $(altivec_flags)

> -targets += altivec4.c

> -$(obj)/altivec4.c:   UNROLL := 4

> -$(obj)/altivec4.c:   $(src)/altivec.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

>  CFLAGS_altivec8.o += $(altivec_flags)

> -targets += altivec8.c

> -$(obj)/altivec8.c:   UNROLL := 8

> -$(obj)/altivec8.c:   $(src)/altivec.uc $(src)/unroll.awk FORCE

> +targets += altivec1.c altivec2.c altivec4.c altivec8.c

> +$(obj)/altivec%.c: $(src)/altivec.uc $(src)/unroll.awk FORCE

>         $(call if_changed,unroll)

>

>  CFLAGS_vpermxor1.o += $(altivec_flags)

> -targets += vpermxor1.c

> -$(obj)/vpermxor1.c: UNROLL := 1

> -$(obj)/vpermxor1.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

>  CFLAGS_vpermxor2.o += $(altivec_flags)

> -targets += vpermxor2.c

> -$(obj)/vpermxor2.c: UNROLL := 2

> -$(obj)/vpermxor2.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

>  CFLAGS_vpermxor4.o += $(altivec_flags)

> -targets += vpermxor4.c

> -$(obj)/vpermxor4.c: UNROLL := 4

> -$(obj)/vpermxor4.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

>  CFLAGS_vpermxor8.o += $(altivec_flags)

> -targets += vpermxor8.c

> -$(obj)/vpermxor8.c: UNROLL := 8

> -$(obj)/vpermxor8.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE

> +targets += vpermxor1.o vpermxor2.o vpermxor4.o vpermxor8.o

> +$(obj)/vpermxor%.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE

>         $(call if_changed,unroll)

>

>  CFLAGS_neon1.o += $(NEON_FLAGS)

> -targets += neon1.c

> -$(obj)/neon1.c:   UNROLL := 1

> -$(obj)/neon1.c:   $(src)/neon.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

>  CFLAGS_neon2.o += $(NEON_FLAGS)

> -targets += neon2.c

> -$(obj)/neon2.c:   UNROLL := 2

> -$(obj)/neon2.c:   $(src)/neon.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

>  CFLAGS_neon4.o += $(NEON_FLAGS)

> -targets += neon4.c

> -$(obj)/neon4.c:   UNROLL := 4

> -$(obj)/neon4.c:   $(src)/neon.uc $(src)/unroll.awk FORCE

> -       $(call if_changed,unroll)

> -

>  CFLAGS_neon8.o += $(NEON_FLAGS)

> -targets += neon8.c

> -$(obj)/neon8.c:   UNROLL := 8

> -$(obj)/neon8.c:   $(src)/neon.uc $(src)/unroll.awk FORCE

> +targets += neon1.c neon2.c neon4.c neon8.c

> +$(obj)/neon%.c: $(src)/neon.uc $(src)/unroll.awk FORCE

>         $(call if_changed,unroll)

>

>  targets += s390vx8.c

> -$(obj)/s390vx8.c:   UNROLL := 8

> -$(obj)/s390vx8.c:   $(src)/s390vx.uc $(src)/unroll.awk FORCE

> +$(obj)/s390vx%.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE

>         $(call if_changed,unroll)

>

>  quiet_cmd_mktable = TABLE   $@

> --

> 2.17.1

>



-- 
Best Regards
Masahiro Yamada
diff mbox series

Patch

diff --git a/lib/raid6/Makefile b/lib/raid6/Makefile
index 74004037033f..42695bc8d451 100644
--- a/lib/raid6/Makefile
+++ b/lib/raid6/Makefile
@@ -12,9 +12,6 @@  raid6_pq-$(CONFIG_S390) += s390vx8.o recov_s390xc.o
 
 hostprogs-y	+= mktables
 
-quiet_cmd_unroll = UNROLL  $@
-      cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$(UNROLL) < $< > $@
-
 ifeq ($(CONFIG_ALTIVEC),y)
 altivec_flags := -maltivec $(call cc-option,-mabi=altivec)
 
@@ -50,111 +47,39 @@  CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only
 endif
 endif
 
-targets += int1.c
-$(obj)/int1.c:   UNROLL := 1
-$(obj)/int1.c:   $(src)/int.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
-targets += int2.c
-$(obj)/int2.c:   UNROLL := 2
-$(obj)/int2.c:   $(src)/int.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
-targets += int4.c
-$(obj)/int4.c:   UNROLL := 4
-$(obj)/int4.c:   $(src)/int.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
-targets += int8.c
-$(obj)/int8.c:   UNROLL := 8
-$(obj)/int8.c:   $(src)/int.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
-targets += int16.c
-$(obj)/int16.c:  UNROLL := 16
-$(obj)/int16.c:  $(src)/int.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
+quiet_cmd_unroll = UNROLL  $@
+      cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$* < $< > $@
 
-targets += int32.c
-$(obj)/int32.c:  UNROLL := 32
-$(obj)/int32.c:  $(src)/int.uc $(src)/unroll.awk FORCE
+targets += int1.c int2.c int4.c int8.c int16.c int32.c
+$(obj)/int%.c: $(src)/int.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 CFLAGS_altivec1.o += $(altivec_flags)
-targets += altivec1.c
-$(obj)/altivec1.c:   UNROLL := 1
-$(obj)/altivec1.c:   $(src)/altivec.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
 CFLAGS_altivec2.o += $(altivec_flags)
-targets += altivec2.c
-$(obj)/altivec2.c:   UNROLL := 2
-$(obj)/altivec2.c:   $(src)/altivec.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
 CFLAGS_altivec4.o += $(altivec_flags)
-targets += altivec4.c
-$(obj)/altivec4.c:   UNROLL := 4
-$(obj)/altivec4.c:   $(src)/altivec.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
 CFLAGS_altivec8.o += $(altivec_flags)
-targets += altivec8.c
-$(obj)/altivec8.c:   UNROLL := 8
-$(obj)/altivec8.c:   $(src)/altivec.uc $(src)/unroll.awk FORCE
+targets += altivec1.c altivec2.c altivec4.c altivec8.c
+$(obj)/altivec%.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 CFLAGS_vpermxor1.o += $(altivec_flags)
-targets += vpermxor1.c
-$(obj)/vpermxor1.c: UNROLL := 1
-$(obj)/vpermxor1.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
 CFLAGS_vpermxor2.o += $(altivec_flags)
-targets += vpermxor2.c
-$(obj)/vpermxor2.c: UNROLL := 2
-$(obj)/vpermxor2.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
 CFLAGS_vpermxor4.o += $(altivec_flags)
-targets += vpermxor4.c
-$(obj)/vpermxor4.c: UNROLL := 4
-$(obj)/vpermxor4.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
 CFLAGS_vpermxor8.o += $(altivec_flags)
-targets += vpermxor8.c
-$(obj)/vpermxor8.c: UNROLL := 8
-$(obj)/vpermxor8.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
+targets += vpermxor1.o vpermxor2.o vpermxor4.o vpermxor8.o
+$(obj)/vpermxor%.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 CFLAGS_neon1.o += $(NEON_FLAGS)
-targets += neon1.c
-$(obj)/neon1.c:   UNROLL := 1
-$(obj)/neon1.c:   $(src)/neon.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
 CFLAGS_neon2.o += $(NEON_FLAGS)
-targets += neon2.c
-$(obj)/neon2.c:   UNROLL := 2
-$(obj)/neon2.c:   $(src)/neon.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
 CFLAGS_neon4.o += $(NEON_FLAGS)
-targets += neon4.c
-$(obj)/neon4.c:   UNROLL := 4
-$(obj)/neon4.c:   $(src)/neon.uc $(src)/unroll.awk FORCE
-	$(call if_changed,unroll)
-
 CFLAGS_neon8.o += $(NEON_FLAGS)
-targets += neon8.c
-$(obj)/neon8.c:   UNROLL := 8
-$(obj)/neon8.c:   $(src)/neon.uc $(src)/unroll.awk FORCE
+targets += neon1.c neon2.c neon4.c neon8.c
+$(obj)/neon%.c: $(src)/neon.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 targets += s390vx8.c
-$(obj)/s390vx8.c:   UNROLL := 8
-$(obj)/s390vx8.c:   $(src)/s390vx.uc $(src)/unroll.awk FORCE
+$(obj)/s390vx%.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 quiet_cmd_mktable = TABLE   $@