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-rw-r--r--meta/recipes-devtools/gcc/gcc-6.4/0056-LRA-PR70904-relax-the-restriction-on-subreg-reload-f.patch51
1 files changed, 0 insertions, 51 deletions
diff --git a/meta/recipes-devtools/gcc/gcc-6.4/0056-LRA-PR70904-relax-the-restriction-on-subreg-reload-f.patch b/meta/recipes-devtools/gcc/gcc-6.4/0056-LRA-PR70904-relax-the-restriction-on-subreg-reload-f.patch
deleted file mode 100644
index 231f147619..0000000000
--- a/meta/recipes-devtools/gcc/gcc-6.4/0056-LRA-PR70904-relax-the-restriction-on-subreg-reload-f.patch
+++ /dev/null
@@ -1,51 +0,0 @@
-From a582b0a53d1dc8604a201348b99ca8de48784e7e Mon Sep 17 00:00:00 2001
-From: jiwang <jiwang@138bc75d-0d04-0410-961f-82ee72b054a4>
-Date: Thu, 12 May 2016 17:00:52 +0000
-Subject: [PATCH] [LRA] PR70904, relax the restriction on subreg reload for
- wide mode
-
-2016-05-12 Jiong Wang <jiong.wang@arm.com>
-
-gcc/
- PR rtl-optimization/70904
- * lra-constraint.c (process_addr_reg): Relax the restriction on
- subreg reload for wide mode.
-
-git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@236181 138bc75d-0d04-0410-961f-82ee72b054a4
----
-Upstream-Status: Backport
-Signed-off-by: Khem Raj <raj.khem@gmail.com>
-
- gcc/lra-constraints.c | 16 +++++++++++++++-
- 1 file changed, 15 insertions(+), 1 deletion(-)
-
-diff --git a/gcc/lra-constraints.c b/gcc/lra-constraints.c
-index f96fd458e23..73fb72a2ea5 100644
---- a/gcc/lra-constraints.c
-+++ b/gcc/lra-constraints.c
-@@ -1326,7 +1326,21 @@ process_addr_reg (rtx *loc, bool check_only_p, rtx_insn **before, rtx_insn **aft
-
- subreg_p = GET_CODE (*loc) == SUBREG;
- if (subreg_p)
-- loc = &SUBREG_REG (*loc);
-+ {
-+ reg = SUBREG_REG (*loc);
-+ mode = GET_MODE (reg);
-+
-+ /* For mode with size bigger than ptr_mode, there unlikely to be "mov"
-+ between two registers with different classes, but there normally will
-+ be "mov" which transfers element of vector register into the general
-+ register, and this normally will be a subreg which should be reloaded
-+ as a whole. This is particularly likely to be triggered when
-+ -fno-split-wide-types specified. */
-+ if (in_class_p (reg, cl, &new_class)
-+ || GET_MODE_SIZE (mode) <= GET_MODE_SIZE (ptr_mode))
-+ loc = &SUBREG_REG (*loc);
-+ }
-+
- reg = *loc;
- mode = GET_MODE (reg);
- if (! REG_P (reg))
---
-2.14.2
-