db024183c9
* gnu/packages/java.scm (icedtea-7)[native-inputs]: Add patch to hotspot. * gnu/packages/patches/icedtea-7-hotspot-gcc-segfault-workaround.patch: New file. * gnu/local.mk (dist_patch_DATA): Add it.
46 lines
1.6 KiB
Diff
46 lines
1.6 KiB
Diff
From 2f0ef2c69e99e1096a2a72c7a29025a736b044b4 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?G=C3=A1bor=20Boskovits?= <boskovits@gmail.com>
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Date: Mon, 2 Jul 2018 23:37:25 +0200
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Subject: [PATCH] Fix gcc segfault.
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---
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src/share/vm/opto/output.cpp | 8 +++++---
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1 file changed, 5 insertions(+), 3 deletions(-)
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diff --git a/src/share/vm/opto/output.cpp b/src/share/vm/opto/output.cpp
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index d46cb87..0eb9eda 100644
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--- a/src/share/vm/opto/output.cpp
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+++ b/src/share/vm/opto/output.cpp
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@@ -1787,6 +1787,8 @@ uint Scheduling::_total_instructions_per_bundle[Pipeline::_max_instrs_per_cycle+
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// Initializer for class Scheduling
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+volatile const void *eePointer = Pipeline_Use::elaborated_elements;
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+
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Scheduling::Scheduling(Arena *arena, Compile &compile)
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: _arena(arena),
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_cfg(compile.cfg()),
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@@ -1829,7 +1831,7 @@ Scheduling::Scheduling(Arena *arena, Compile &compile)
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memset(_current_latency, 0, node_max * sizeof(unsigned short));
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// Clear the bundling information
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- memcpy(_bundle_use_elements, Pipeline_Use::elaborated_elements, sizeof(Pipeline_Use::elaborated_elements));
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+ memcpy(_bundle_use_elements, (void *)eePointer, 11*sizeof(Pipeline_Use_Element));
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// Get the last node
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Block* block = _cfg->get_block(_cfg->number_of_blocks() - 1);
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@@ -1880,8 +1882,8 @@ void Scheduling::step_and_clear() {
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_bundle_use.reset();
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memcpy(_bundle_use_elements,
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- Pipeline_Use::elaborated_elements,
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- sizeof(Pipeline_Use::elaborated_elements));
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+ (void *)eePointer,
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+ 11*sizeof(Pipeline_Use_Element));
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}
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// Perform instruction scheduling and bundling over the sequence of
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--
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2.18.0
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