diff options
Diffstat (limited to 'meta/recipes-devtools')
| -rw-r--r-- | meta/recipes-devtools/binutils/binutils-2.27.inc | 1 | ||||
| -rw-r--r-- | meta/recipes-devtools/binutils/binutils/0015-Refine-.cfi_sections-check-to-only-consider-compact-.patch | 97 |
2 files changed, 98 insertions, 0 deletions
diff --git a/meta/recipes-devtools/binutils/binutils-2.27.inc b/meta/recipes-devtools/binutils/binutils-2.27.inc index b0c5267456..af1420b247 100644 --- a/meta/recipes-devtools/binutils/binutils-2.27.inc +++ b/meta/recipes-devtools/binutils/binutils-2.27.inc @@ -35,6 +35,7 @@ SRC_URI = "\ file://0013-fix-the-incorrect-assembling-for-ppc-wait-mnemonic.patch \ file://0014-libtool-remove-rpath.patch \ file://0015-binutils-mips-gas-pic-relax-linkonce.diff \ + file://0015-Refine-.cfi_sections-check-to-only-consider-compact-.patch \ " S = "${WORKDIR}/git" diff --git a/meta/recipes-devtools/binutils/binutils/0015-Refine-.cfi_sections-check-to-only-consider-compact-.patch b/meta/recipes-devtools/binutils/binutils/0015-Refine-.cfi_sections-check-to-only-consider-compact-.patch new file mode 100644 index 0000000000..f3e3a11b14 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/0015-Refine-.cfi_sections-check-to-only-consider-compact-.patch @@ -0,0 +1,97 @@ +From 3d3424e9a8d6ad56160b98bf6e223c0346164468 Mon Sep 17 00:00:00 2001 +From: Matthew Fortune <matthew.fortune@imgtec.com> +Date: Thu, 29 Sep 2016 11:13:46 +0100 +Subject: [PATCH] Refine .cfi_sections check to only consider compact eh_frame + +The .cfi_sections directive can be safely used multiple times +with different sections named at any time unless the compact form +of exception handling is requested after CFI information has +been emitted. Only the compact form of CFI information changes +the way in which CFI is generated and therefore cannot be +retrospectively requested after generating CFI information. + +gas/ + + PR gas/20648 + * dw2gencfi.c (dot_cfi_sections): Refine the check for + inconsistent .cfi_sections to only consider compact vs non + compact forms. + * testsuite/gas/cfi/cfi-common-9.d: New file. + * testsuite/gas/cfi/cfi-common-9.s: New file. + * testsuite/gas/cfi/cfi.exp: Run new test. +--- +Upstream-Status: Backport +Signed-off-by: Khem Raj <raj.khem@gmail.com + + gas/ChangeLog | 10 ++++++++++ + gas/dw2gencfi.c | 5 ++++- + gas/testsuite/gas/cfi/cfi-common-9.d | 23 +++++++++++++++++++++++ + gas/testsuite/gas/cfi/cfi-common-9.s | 4 ++++ + gas/testsuite/gas/cfi/cfi.exp | 1 + + 5 files changed, 42 insertions(+), 1 deletion(-) + create mode 100644 gas/testsuite/gas/cfi/cfi-common-9.d + create mode 100644 gas/testsuite/gas/cfi/cfi-common-9.s + +Index: git/gas/dw2gencfi.c +=================================================================== +--- git.orig/gas/dw2gencfi.c ++++ git/gas/dw2gencfi.c +@@ -1244,7 +1244,10 @@ dot_cfi_sections (int ignored ATTRIBUTE_ + } + + demand_empty_rest_of_line (); +- if (cfi_sections_set && cfi_sections != sections) ++ if (cfi_sections_set ++ && (sections & (CFI_EMIT_eh_frame | CFI_EMIT_eh_frame_compact)) ++ && (cfi_sections & (CFI_EMIT_eh_frame | CFI_EMIT_eh_frame_compact)) ++ != (sections & (CFI_EMIT_eh_frame | CFI_EMIT_eh_frame_compact))) + as_bad (_("inconsistent uses of .cfi_sections")); + cfi_sections = sections; + } +Index: git/gas/testsuite/gas/cfi/cfi-common-9.d +=================================================================== +--- /dev/null ++++ git/gas/testsuite/gas/cfi/cfi-common-9.d +@@ -0,0 +1,23 @@ ++#objdump: -Wf ++#name: CFI common 9 ++#... ++Contents of the .eh_frame section: ++ ++00000000 0+0010 0+0000 CIE ++ Version: 1 ++ Augmentation: "zR" ++ Code alignment factor: .* ++ Data alignment factor: .* ++ Return address column: .* ++ Augmentation data: [01]b ++ ++ DW_CFA_nop ++ DW_CFA_nop ++ DW_CFA_nop ++ ++00000014 0+00(10|18|1c|20) 0+0018 FDE cie=0+0000 pc=.* ++ ++ DW_CFA_nop ++ DW_CFA_nop ++ DW_CFA_nop ++#... +Index: git/gas/testsuite/gas/cfi/cfi-common-9.s +=================================================================== +--- /dev/null ++++ git/gas/testsuite/gas/cfi/cfi-common-9.s +@@ -0,0 +1,4 @@ ++ .cfi_sections .eh_frame ++ .cfi_startproc simple ++ .cfi_sections .debug_frame ++ .cfi_endproc +Index: git/gas/testsuite/gas/cfi/cfi.exp +=================================================================== +--- git.orig/gas/testsuite/gas/cfi/cfi.exp ++++ git/gas/testsuite/gas/cfi/cfi.exp +@@ -135,4 +135,5 @@ if { ![istarget "hppa64*-*"] } then { + run_dump_test "cfi-common-6" + } + run_dump_test "cfi-common-7" ++ run_dump_test "cfi-common-9" + } |