diff options
Diffstat (limited to 'meta/recipes-devtools/gcc/gcc-7.2/0001-PR-rtl-optimization-81803.patch')
| -rw-r--r-- | meta/recipes-devtools/gcc/gcc-7.2/0001-PR-rtl-optimization-81803.patch | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/meta/recipes-devtools/gcc/gcc-7.2/0001-PR-rtl-optimization-81803.patch b/meta/recipes-devtools/gcc/gcc-7.2/0001-PR-rtl-optimization-81803.patch deleted file mode 100644 index 292e734a2f..0000000000 --- a/meta/recipes-devtools/gcc/gcc-7.2/0001-PR-rtl-optimization-81803.patch +++ /dev/null @@ -1,52 +0,0 @@ -From 5cbb8e6b1122092b3eaabd4270b2f316aa40407c Mon Sep 17 00:00:00 2001 -From: ebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4> -Date: Tue, 31 Oct 2017 18:27:52 +0000 -Subject: [PATCH] PR rtl-optimization/81803 * lra-constraints.c - (curr_insn_transform): Also reload the whole register for a strict subreg - no wider than a word if this is for a WORD_REGISTER_OPERATIONS target. - -git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@254275 138bc75d-0d04-0410-961f-82ee72b054a4 - -Upstream-Status: Backport - -This patch removes changes to Changelog from the original patch upstream. This is -because we are backporting a patch to a stable version, making changes to Changelog, -especially up '* GCC 7.2.0 released.', feels a little weird. - -Signed-off-by: Chen Qi <Qi.Chen@windriver.com> ---- - gcc/lra-constraints.c | 11 ++++++++--- - 2 files changed, 16 insertions(+), 3 deletions(-) - -diff --git a/gcc/lra-constraints.c b/gcc/lra-constraints.c -index a423f069836..3758409bb9c 100644 ---- a/gcc/lra-constraints.c -+++ b/gcc/lra-constraints.c -@@ -4207,8 +4207,9 @@ curr_insn_transform (bool check_only_p) - reg = SUBREG_REG (*loc); - byte = SUBREG_BYTE (*loc); - if (REG_P (reg) -- /* Strict_low_part requires reload the register not -- the sub-register. */ -+ /* Strict_low_part requires reloading the register and not -+ just the subreg. Likewise for a strict subreg no wider -+ than a word for WORD_REGISTER_OPERATIONS targets. */ - && (curr_static_id->operand[i].strict_low - || (!paradoxical_subreg_p (mode, GET_MODE (reg)) - && (hard_regno -@@ -4219,7 +4220,11 @@ curr_insn_transform (bool check_only_p) - && (goal_alt[i] == NO_REGS - || (simplify_subreg_regno - (ira_class_hard_regs[goal_alt[i]][0], -- GET_MODE (reg), byte, mode) >= 0))))) -+ GET_MODE (reg), byte, mode) >= 0))) -+ || (GET_MODE_PRECISION (mode) -+ < GET_MODE_PRECISION (GET_MODE (reg)) -+ && GET_MODE_SIZE (GET_MODE (reg)) <= UNITS_PER_WORD -+ && WORD_REGISTER_OPERATIONS))) - { - /* An OP_INOUT is required when reloading a subreg of a - mode wider than a word to ensure that data beyond the --- -2.13.0 - |