gcc7/gcc7-pfe-0013-Backport-targhooks.c-default_print_patchable_functio.patch

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Accepting request 926586 from home:gbelinassi - - Add gcc7-pfe-0001-Backport-Add-entry-for-patchable_function_entry.patch gcc7-pfe-0002-Backport-Skip-fpatchable-function-entry-tests-for-nv.patch gcc7-pfe-0003-Backport-Error-out-on-nvptx-for-fpatchable-function-.patch gcc7-pfe-0004-Backport-Adapt-scan-assembler-times-for-alpha.patch gcc7-pfe-0005-Backport-patchable_function_entry-decl.c-Use-3-NOPs-.patch gcc7-pfe-0006-Backport-IBM-Z-Use-the-dedicated-NOP-instructions-fo.patch gcc7-pfe-0007-Backport-Add-regex-to-search-for-uppercase-NOP-instr.patch gcc7-pfe-0008-Backport-ICE-segmentation-fault-with-patchable_funct.patch gcc7-pfe-0009-Backport-patchable_function_entry-decl.c-Pass-mcpu-g.patch gcc7-pfe-0010-Backport-patchable_function_entry-decl.c-Do-not-run-.patch gcc7-pfe-0011-Backport-patchable_function_entry-decl.c-Add-fno-pie.patch gcc7-pfe-0012-Backport-PR-c-89946-ICE-in-assemble_start_function-a.patch gcc7-pfe-0013-Backport-targhooks.c-default_print_patchable_functio.patch gcc7-pfe-0014-Backport-Align-__patchable_function_entries-to-POINT.patch gcc7-pfe-0015-Backport-Fix-PR-93242-patchable-function-entry-broke.patch gcc7-pfe-0016-Backport-AArch64-PR92424-Fix-fpatchable-function-ent.patch gcc7-pfe-0017-Backport-Fix-patchable-function-entry-on-arc.patch gcc7-pfe-0018-Backport-Add-patch_area_size-and-patch_area_entry-to.patch gcc7-pfe-0019-Backport-testsuite-Adjust-patchable_function-tests-f.patch gcc7-pfe-0020-Backport-Use-the-section-flag-o-for-__patchable_func.patch gcc7-pfe-0021-Backport-varasm-Fix-up-__patchable_function_entries-.patch gcc7-pfe-0022-Backport-rs6000-Avoid-fpatchable-function-entry-regr.patch gcc7-pfe-0023-Fix-unwinding-issues-when-pfe-is-enabled.patch to add -fpatchable-function-entry feature to gcc-7. OBS-URL: https://build.opensuse.org/request/show/926586 OBS-URL: https://build.opensuse.org/package/show/devel:gcc/gcc7?expand=0&rev=213
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From 3c3203cb044be5bdaf794e592a5d2d456921cc6b Mon Sep 17 00:00:00 2001
From: Joao Moreira <jmoreira@suse.de>
Date: Wed, 17 Apr 2019 18:24:23 +0000
Subject: [PATCH 13/22] Backport targhooks.c
Accepting request 926586 from home:gbelinassi - - Add gcc7-pfe-0001-Backport-Add-entry-for-patchable_function_entry.patch gcc7-pfe-0002-Backport-Skip-fpatchable-function-entry-tests-for-nv.patch gcc7-pfe-0003-Backport-Error-out-on-nvptx-for-fpatchable-function-.patch gcc7-pfe-0004-Backport-Adapt-scan-assembler-times-for-alpha.patch gcc7-pfe-0005-Backport-patchable_function_entry-decl.c-Use-3-NOPs-.patch gcc7-pfe-0006-Backport-IBM-Z-Use-the-dedicated-NOP-instructions-fo.patch gcc7-pfe-0007-Backport-Add-regex-to-search-for-uppercase-NOP-instr.patch gcc7-pfe-0008-Backport-ICE-segmentation-fault-with-patchable_funct.patch gcc7-pfe-0009-Backport-patchable_function_entry-decl.c-Pass-mcpu-g.patch gcc7-pfe-0010-Backport-patchable_function_entry-decl.c-Do-not-run-.patch gcc7-pfe-0011-Backport-patchable_function_entry-decl.c-Add-fno-pie.patch gcc7-pfe-0012-Backport-PR-c-89946-ICE-in-assemble_start_function-a.patch gcc7-pfe-0013-Backport-targhooks.c-default_print_patchable_functio.patch gcc7-pfe-0014-Backport-Align-__patchable_function_entries-to-POINT.patch gcc7-pfe-0015-Backport-Fix-PR-93242-patchable-function-entry-broke.patch gcc7-pfe-0016-Backport-AArch64-PR92424-Fix-fpatchable-function-ent.patch gcc7-pfe-0017-Backport-Fix-patchable-function-entry-on-arc.patch gcc7-pfe-0018-Backport-Add-patch_area_size-and-patch_area_entry-to.patch gcc7-pfe-0019-Backport-testsuite-Adjust-patchable_function-tests-f.patch gcc7-pfe-0020-Backport-Use-the-section-flag-o-for-__patchable_func.patch gcc7-pfe-0021-Backport-varasm-Fix-up-__patchable_function_entries-.patch gcc7-pfe-0022-Backport-rs6000-Avoid-fpatchable-function-entry-regr.patch gcc7-pfe-0023-Fix-unwinding-issues-when-pfe-is-enabled.patch to add -fpatchable-function-entry feature to gcc-7. OBS-URL: https://build.opensuse.org/request/show/926586 OBS-URL: https://build.opensuse.org/package/show/devel:gcc/gcc7?expand=0&rev=213
2021-10-21 06:15:55 +00:00
(default_print_patchable_function_entry): Emit __patchable_function_entries
section with writable flags to allow...
gcc/ChangeLog
2021-10-07 Giuliano Belinassi <gbelinassi@suse.de>
Backport from mainline
2019-04-10 Joao Moreira <jmoreira@suse.de>
* targhooks.c (default_print_patchable_function_entry): Emit
__patchable_function_entries section with writable flags to allow
relocation resolution.
---
gcc/targhooks.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gcc/targhooks.c b/gcc/targhooks.c
index c57967966c5..be0c557f1a2 100644
--- a/gcc/targhooks.c
+++ b/gcc/targhooks.c
@@ -1643,7 +1643,7 @@ default_print_patchable_function_entry (FILE *file,
ASM_GENERATE_INTERNAL_LABEL (buf, "LPFE", patch_area_number);
switch_to_section (get_section ("__patchable_function_entries",
- 0, NULL));
+ SECTION_WRITE | SECTION_RELRO, NULL));
fputs (asm_op, file);
assemble_name_raw (file, buf);
fputc ('\n', file);
--
2.33.1