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gcc: fix ice in ix86_compute_frame_layout 

fixes #2426
This commit is contained in:
Tony Theodore 2019-11-05 16:15:53 +11:00
parent 25b48f2ae8
commit 05674fd67d
1 changed files with 61 additions and 8 deletions
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69
src/gcc-1-fixes.patch
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@ -5,7 +5,7 @@ Contains ad hoc patches for cross building.
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Tony Theodore <tonyt@logyst.com>
Date: Thu, 2 Feb 2017 02:05:50 +1100
Subject: [PATCH 1/2] allow native cpu detection when building with clang
Subject: [PATCH 1/4] allow native cpu detection when building with clang
function was disabled for non-gcc5 in:
https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff;h=b587c12551143c14f023860a1dbdf7316ae71f27;hp=43096b526a9f23008b9769372f11475ae63487bc
@ -29,7 +29,7 @@ index 1111111..2222222 100644
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Tony Theodore <tonyt@logyst.com>
Date: Fri, 6 Apr 2018 13:40:22 +1000
Subject: [PATCH 2/2] remove hard-coded mingw from include path
Subject: [PATCH 2/4] remove hard-coded mingw from include path
diff --git a/gcc/config.gcc b/gcc/config.gcc
@ -62,20 +62,73 @@ index 1111111..2222222 100644
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Cameron Kaiser <classilla@floodgap.com>
Date: Sat, 13 Oct 2018 18:59:18 -0700
Subject: [PATCH 1/1] fix gcc compile error on ppc64le
Subject: [PATCH 3/4] fix gcc compile error on ppc64le
https://gcc.gnu.org/viewcvs/gcc/branches/gcc-6-branch/libcpp/lex.c?view=log&pathrev=261621
diff --git a/libcpp/lex.c b/libcpp/lex.c
index 1111111..2222222 100644
--- a/libcpp/lex.c 2015-04-06 10:01:50.000000000 -0700
+++ b/libcpp/lex.c 2018-10-13 18:55:33.693558942 -0700
@@ -550,7 +550,7 @@
--- a/libcpp/lex.c
+++ b/libcpp/lex.c
@@ -550,7 +550,7 @@ search_line_fast (const uchar *s, const uchar *end ATTRIBUTE_UNUSED)
{
vc m_nl, m_cr, m_bs, m_qm;
- data = *((const vc *)s);
+ data = __builtin_vec_vsx_ld (0, s);
s += 16;
m_nl = (vc) __builtin_vec_cmpeq(data, repl_nl);
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: uros <uros@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Sun, 11 Nov 2018 17:44:43 +0000
Subject: [PATCH 4/4] Backport from mainline 2018-11-04 Uros Bizjak
<ubizjak@gmail.com>
PR middle-end/58372
* cfgexpand.c (pass_expand::execute): Move the call to
finish_eh_generation in front of the call to expand_stack_alignment.
testsuite/ChangeLog:
Backport from mainline
2018-11-04 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/58372
* g++.dg/pr58372.C: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@266015 138bc75d-0d04-0410-961f-82ee72b054a4
diff --git a/gcc/cfgexpand.c b/gcc/cfgexpand.c
index 1111111..2222222 100644
--- a/gcc/cfgexpand.c
+++ b/gcc/cfgexpand.c
@@ -6260,6 +6260,14 @@ pass_expand::execute (function *fun)
sbitmap_free (blocks);
purge_all_dead_edges ();
+ /* After initial rtl generation, call back to finish generating
+ exception support code. We need to do this before cleaning up
+ the CFG as the code does not expect dead landing pads. */
+ if (fun->eh->region_tree != NULL)
+ finish_eh_generation ();
+
+ /* Call expand_stack_alignment after finishing all
+ updates to crtl->preferred_stack_boundary. */
expand_stack_alignment ();
/* Fixup REG_EQUIV notes in the prologue if there are tailcalls in this
@@ -6267,12 +6275,6 @@ pass_expand::execute (function *fun)
if (crtl->tail_call_emit)
fixup_tail_calls ();
- /* After initial rtl generation, call back to finish generating
- exception support code. We need to do this before cleaning up
- the CFG as the code does not expect dead landing pads. */
- if (fun->eh->region_tree != NULL)
- finish_eh_generation ();
-
/* Remove unreachable blocks, otherwise we cannot compute dominators
which are needed for loop state verification. As a side-effect
this also compacts blocks.