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valgrind: Fix x86_64 build failure with gcc9
(From OE-Core rev: d6fd2a4a0fb437c4752091edefd080efe5399ea9) Signed-off-by: Khem Raj <raj.khem@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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@@ -0,0 +1,37 @@
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From 8c1ebb564f5eca2baeedc27a703200786d1abb0b Mon Sep 17 00:00:00 2001
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From: Khem Raj <raj.khem@gmail.com>
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Date: Sat, 22 Dec 2018 15:28:40 -0800
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Subject: [PATCH] tests/amd64: Do not clobber %rsp register
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This is seen with gcc-9.0 compiler now which is fix that gcc community
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did recently
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52813
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Upstream-Status: Submitted [https://bugs.kde.org/show_bug.cgi?id=402480]
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Signed-off-by: Khem Raj <raj.khem@gmail.com>
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---
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none/tests/amd64-linux/bug345887.c | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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diff --git a/none/tests/amd64-linux/bug345887.c b/none/tests/amd64-linux/bug345887.c
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index 0f9237d..4b07fe1 100644
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--- a/none/tests/amd64-linux/bug345887.c
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+++ b/none/tests/amd64-linux/bug345887.c
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@@ -20,13 +20,14 @@ static void inner(void)
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"movq $0x10d, %%r14\n"
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"movq $0x10e, %%r15\n"
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// not %rbp as mdb is then not able to reconstruct stack trace
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- "movq $0x10f, %%rsp\n"
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+ // not %rsp since gcc ignores it and since gcc >= 9.0 errors about it
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+ // see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52813
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"movq $0x1234, (%%rax)\n" // should cause SEGV here
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"ud2" // should never get here
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: // no output registers
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: // no input registers
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: "memory", "%rax", "%rbx", "%rcx", "%rdx", "%rsi", "%rdi",
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- "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15", "%rsp");
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+ "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15");
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}
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__attribute__((noinline))
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@@ -36,6 +36,7 @@ SRC_URI = "http://www.valgrind.org/downloads/valgrind-${PV}.tar.bz2 \
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file://0001-fix-opcode-not-supported-on-mips32-linux.patch \
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file://0001-Guard-against-__GLIBC_PREREQ-for-musl-libc.patch \
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file://0001-Make-local-functions-static-to-avoid-assembler-error.patch \
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file://0001-tests-amd64-Do-not-clobber-rsp-register.patch \
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"
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SRC_URI[md5sum] = "74175426afa280184b62591b58c671b3"
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SRC_URI[sha256sum] = "037c11bfefd477cc6e9ebe8f193bb237fe397f7ce791b4a4ce3fa1c6a520baa5"
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