[U-Boot] [PATCH] ARM: omapl138_lcdk: Shrink code size by building with Thumb
SPL has limited available resources, and the performance between ARM and Thumb isn't that significant. This patch builds using Thumb instruction set to reduce the code size by nearly 6K. Original: textdata bss dec hex filename 2652640041376 319067ca2 spl/u-boot-spl Thumb: textdata bss dec hex filename 2023240041376 25612640c spl/u-boot-spl Signed-off-by: Adam Ford diff --git a/configs/omapl138_lcdk_defconfig b/configs/omapl138_lcdk_defconfig index 9821df9884..16287a4ac2 100644 --- a/configs/omapl138_lcdk_defconfig +++ b/configs/omapl138_lcdk_defconfig @@ -1,4 +1,5 @@ CONFIG_ARM=y +CONFIG_SYS_THUMB_BUILD=y CONFIG_ARCH_DAVINCI=y CONFIG_SYS_TEXT_BASE=0xc108 CONFIG_TARGET_OMAPL138_LCDK=y -- 2.20.1 ___ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
Re: [U-Boot] [PATCH] ARM: omapl138_lcdk: Shrink code size by building with Thumb
On Sun, Nov 10, 2019 at 06:33:40AM -0600, Adam Ford wrote: > SPL has limited available resources, and the performance between > ARM and Thumb isn't that significant. > > This patch builds using Thumb instruction set to reduce the code > size by nearly 6K. > > Original: >text data bss dec hex filename > 26526 40041376 319067ca2 spl/u-boot-spl > > Thumb: > >text data bss dec hex filename > 20232 40041376 25612640c spl/u-boot-spl > > Signed-off-by: Adam Ford > Tested-by: Bartosz Golaszewski > Reviewed-by: Bartosz Golaszewski > > diff --git a/configs/omapl138_lcdk_defconfig b/configs/omapl138_lcdk_defconfig > index 9821df9884..16287a4ac2 100644 Applied to u-boot/master, thanks! -- Tom signature.asc Description: PGP signature
Re: [U-Boot] [PATCH] ARM: omapl138_lcdk: Shrink code size by building with Thumb
niedz., 10 lis 2019 o 13:33 Adam Ford napisał(a): > > SPL has limited available resources, and the performance between > ARM and Thumb isn't that significant. > > This patch builds using Thumb instruction set to reduce the code > size by nearly 6K. > > Original: >textdata bss dec hex filename > 2652640041376 319067ca2 spl/u-boot-spl > > Thumb: > >textdata bss dec hex filename > 2023240041376 25612640c spl/u-boot-spl > > Signed-off-by: Adam Ford > > diff --git a/configs/omapl138_lcdk_defconfig b/configs/omapl138_lcdk_defconfig > index 9821df9884..16287a4ac2 100644 > --- a/configs/omapl138_lcdk_defconfig > +++ b/configs/omapl138_lcdk_defconfig > @@ -1,4 +1,5 @@ > CONFIG_ARM=y > +CONFIG_SYS_THUMB_BUILD=y > CONFIG_ARCH_DAVINCI=y > CONFIG_SYS_TEXT_BASE=0xc108 > CONFIG_TARGET_OMAPL138_LCDK=y > -- > 2.20.1 > Tested-by: Bartosz Golaszewski Reviewed-by: Bartosz Golaszewski ___ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
