2016-08-25 15:17:22 +00:00
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From b0ea54f3f995754881e0ea6651133aa7b58eeaa2 Mon Sep 17 00:00:00 2001
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From: cltang <cltang@138bc75d-0d04-0410-961f-82ee72b054a4>
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Date: Tue, 22 Sep 2015 12:23:20 +0000
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Subject: [PATCH] nios2_legitimize_address 2015-09-22 Chung-Lin Tang
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<cltang@codesourcery.com>
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Backport from mainline
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2015-09-22 Chung-Lin Tang <cltang@codesourcery.com>
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* config/nios2/nios2.c (nios2_legitimize_address): When handling
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'reg + reloc' cases, allow first operand to be non-REG, and use
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force_reg() to enforce address pattern.
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-5-branch@228013 138bc75d-0d04-0410-961f-82ee72b054a4
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Fixes:
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http://autobuild.buildroot.net/results/901/90186d1fe134b804c0101554296b1235dc0ccbb0
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[backported to 4.9.3]
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Signed-off-by: Romain Naour <romain.naour@gmail.com>
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---
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2017-12-02 20:44:39 +00:00
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gcc/config/nios2/nios2.c | 4 ++--
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2016-08-25 15:17:22 +00:00
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1 file changed, 2 insertions(+), 2 deletions(-)
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--- a/gcc/config/nios2/nios2.c
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+++ b/gcc/config/nios2/nios2.c
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2017-12-02 20:44:39 +00:00
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@@ -1786,15 +1786,15 @@
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2016-08-25 15:17:22 +00:00
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Which will be output as '%tls_le(var+48)(r23)' in assembly. */
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if (GET_CODE (x) == PLUS
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- && GET_CODE (XEXP (x, 0)) == REG
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&& GET_CODE (XEXP (x, 1)) == CONST)
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{
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- rtx unspec, offset, reg = XEXP (x, 0);
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+ rtx unspec, offset;
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split_const (XEXP (x, 1), &unspec, &offset);
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if (GET_CODE (unspec) == UNSPEC
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&& !nios2_large_offset_p (XINT (unspec, 1))
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&& offset != const0_rtx)
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{
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+ rtx reg = force_reg (Pmode, XEXP (x, 0));
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unspec = copy_rtx (unspec);
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XVECEXP (unspec, 0, 0)
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= plus_constant (Pmode, XVECEXP (unspec, 0, 0), INTVAL (offset));
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