On Wed, Jun 12, 2013 at 12:31:16AM +0200, Martin Jansa wrote: > * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57329
Only RFC, because world build is still running to confirm that it
doesn't introduce new issues and that it indeed fixes pixman build for
xscalete.
>
> Signed-off-by: Martin Jansa <martin.ja...@gmail.com>
> ---
> meta/recipes-devtools/gcc/gcc-4.8.inc | 1 +
> .../gcc/gcc-4.8/0036-PR-target-56102.patch | 83
> ++++++++++++++++++++++
> 2 files changed, 84 insertions(+)
> create mode 100644
> meta/recipes-devtools/gcc/gcc-4.8/0036-PR-target-56102.patch
>
> diff --git a/meta/recipes-devtools/gcc/gcc-4.8.inc
> b/meta/recipes-devtools/gcc/gcc-4.8.inc
> index 6664f1c..bfdb766 100644
> --- a/meta/recipes-devtools/gcc/gcc-4.8.inc
> +++ b/meta/recipes-devtools/gcc/gcc-4.8.inc
> @@ -65,6 +65,7 @@ SRC_URI = "${GNU_MIRROR}/gcc/gcc-${PV}/gcc-${PV}.tar.bz2 \
> file://0033-gcc-armv4-pass-fix-v4bx-to-linker-to-support-EABI.patch \
>
> file://0034-Use-the-multilib-config-files-from-B-instead-of-usin.patch \
> file://0035-wcast-qual-PR-55383.patch \
> + file://0036-PR-target-56102.patch \
> file://gcc-4.8-PR56797.patch \
> file://gcc-4.8-build-args.patch \
> "
> diff --git a/meta/recipes-devtools/gcc/gcc-4.8/0036-PR-target-56102.patch
> b/meta/recipes-devtools/gcc/gcc-4.8/0036-PR-target-56102.patch
> new file mode 100644
> index 0000000..a9498fc
> --- /dev/null
> +++ b/meta/recipes-devtools/gcc/gcc-4.8/0036-PR-target-56102.patch
> @@ -0,0 +1,83 @@
> +From fa049b3584a1cc36c250205e3d5841e6a40ff677 Mon Sep 17 00:00:00 2001
> +From: amker <amker@138bc75d-0d04-0410-961f-82ee72b054a4>
> +Date: Wed, 27 Mar 2013 08:16:54 +0000
> +Subject: [PATCH] PR target/56102
> +
> +* config/arm/arm.c (thumb1_rtx_costs, thumb1_size_rtx_costs): Fix rtx costs
> for SET/ASHIFT/ASHIFTRT/LSHIFTRT/ROTATERT patterns with mult-word mode.
> +
> +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@197155
> 138bc75d-0d04-0410-961f-82ee72b054a4
> +
> +Upstream-Status: Backport
> +http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57329
> +
> +Signed-off-by: Martin Jansa <martin.ja...@gmail.com>
> +---
> + gcc/config/arm/arm.c | 17 ++++++++++++++---
> + 1 file changed, 14 insertions(+), 3 deletions(-)
> +
> +diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
> +index 460d333..edf850d 100644
> +--- a/gcc/config/arm/arm.c
> ++++ b/gcc/config/arm/arm.c
> +@@ -7094,7 +7094,7 @@ static inline int
> + thumb1_rtx_costs (rtx x, enum rtx_code code, enum rtx_code outer)
> + {
> + enum machine_mode mode = GET_MODE (x);
> +- int total;
> ++ int total, words;
> +
> + switch (code)
> + {
> +@@ -7102,6 +7102,8 @@ thumb1_rtx_costs (rtx x, enum rtx_code code, enum
> rtx_code outer)
> + case ASHIFTRT:
> + case LSHIFTRT:
> + case ROTATERT:
> ++ return (mode == SImode) ? COSTS_N_INSNS (1) : COSTS_N_INSNS (2);
> ++
> + case PLUS:
> + case MINUS:
> + case COMPARE:
> +@@ -7125,7 +7127,10 @@ thumb1_rtx_costs (rtx x, enum rtx_code code, enum
> rtx_code outer)
> + return COSTS_N_INSNS (1) + 16;
> +
> + case SET:
> +- return (COSTS_N_INSNS (1)
> ++ /* A SET doesn't have a mode, so let's look at the SET_DEST to get
> ++ the mode. */
> ++ words = ARM_NUM_INTS (GET_MODE_SIZE (GET_MODE (SET_DEST (x))));
> ++ return (COSTS_N_INSNS (words)
> + + 4 * ((MEM_P (SET_SRC (x)))
> + + MEM_P (SET_DEST (x))));
> +
> +@@ -7822,6 +7827,7 @@ static inline int
> + thumb1_size_rtx_costs (rtx x, enum rtx_code code, enum rtx_code outer)
> + {
> + enum machine_mode mode = GET_MODE (x);
> ++ int words;
> +
> + switch (code)
> + {
> +@@ -7829,6 +7835,8 @@ thumb1_size_rtx_costs (rtx x, enum rtx_code code, enum
> rtx_code outer)
> + case ASHIFTRT:
> + case LSHIFTRT:
> + case ROTATERT:
> ++ return (mode == SImode) ? COSTS_N_INSNS (1) : COSTS_N_INSNS (2);
> ++
> + case PLUS:
> + case MINUS:
> + case COMPARE:
> +@@ -7847,7 +7855,10 @@ thumb1_size_rtx_costs (rtx x, enum rtx_code code,
> enum rtx_code outer)
> + return COSTS_N_INSNS (1);
> +
> + case SET:
> +- return (COSTS_N_INSNS (1)
> ++ /* A SET doesn't have a mode, so let's look at the SET_DEST to get
> ++ the mode. */
> ++ words = ARM_NUM_INTS (GET_MODE_SIZE (GET_MODE (SET_DEST (x))));
> ++ return (COSTS_N_INSNS (words)
> + + 4 * ((MEM_P (SET_SRC (x)))
> + + MEM_P (SET_DEST (x))));
> +
> +--
> +1.8.2.1
> +
> --
> 1.8.2.1
>
--
Martin 'JaMa' Jansa jabber: martin.ja...@gmail.com
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