void-packages/srcpkgs/gperftools/patches/ppc-musl.patch

77 lines
3.6 KiB
Diff

Compatibility fixes for musl.
--- a/m4/pc_from_ucontext.m4
+++ b/m4/pc_from_ucontext.m4
@@ -31,6 +31,7 @@ AC_DEFUN([AC_PC_FROM_UCONTEXT],
pc_fields="$pc_fields uc_mcontext.gregs[[R15]]" # Linux (arm old [untested])
pc_fields="$pc_fields uc_mcontext.arm_pc" # Linux (arm arch 5)
pc_fields="$pc_fields uc_mcontext.gp_regs[[PT_NIP]]" # Suse SLES 11 (ppc64)
+ pc_fields="$pc_fields uc_mcontext.gregs[[PT_NIP]]"
pc_fields="$pc_fields uc_mcontext.mc_eip" # FreeBSD (i386)
pc_fields="$pc_fields uc_mcontext.mc_rip" # FreeBSD (x86_64 [untested])
pc_fields="$pc_fields uc_mcontext.__gregs[[_REG_EIP]]" # NetBSD (i386)
@@ -55,7 +56,8 @@ AC_DEFUN([AC_PC_FROM_UCONTEXT],
pc_field_found=true)
elif test "x$ac_cv_header_sys_ucontext_h" = xyes; then
AC_TRY_COMPILE([#define _GNU_SOURCE 1
- #include <sys/ucontext.h>],
+ #include <sys/ucontext.h>
+ #include <asm/ptrace.h>],
[ucontext_t u; return u.$pc_field == 0;],
AC_DEFINE_UNQUOTED(PC_FROM_UCONTEXT, $pc_field,
How to access the PC from a struct ucontext)
@@ -63,7 +65,8 @@ AC_DEFUN([AC_PC_FROM_UCONTEXT],
pc_field_found=true)
elif test "x$ac_cv_header_ucontext_h" = xyes; then
AC_TRY_COMPILE([#define _GNU_SOURCE 1
- #include <ucontext.h>],
+ #include <ucontext.h>
+ #include <asm/ptrace.h>],
[ucontext_t u; return u.$pc_field == 0;],
AC_DEFINE_UNQUOTED(PC_FROM_UCONTEXT, $pc_field,
How to access the PC from a struct ucontext)
--- a/src/getpc.h
+++ b/src/getpc.h
@@ -65,6 +65,9 @@
typedef ucontext ucontext_t;
#endif
+#if defined(__powerpc__) && !defined(PT_NIP)
+#define PT_NIP 32
+#endif
// Take the example where function Foo() calls function Bar(). For
// many architectures, Bar() is responsible for setting up and tearing
--- a/src/stacktrace_powerpc-linux-inl.h
+++ b/src/stacktrace_powerpc-linux-inl.h
@@ -186,7 +186,7 @@ static int GET_STACK_TRACE_OR_FRAMES {
ucontext_t uc;
// We don't care about the rest, since the IP value is at 'uc' field.
} *sigframe = reinterpret_cast<signal_frame_64*>(current);
- result[n] = (void*) sigframe->uc.uc_mcontext.gp_regs[PT_NIP];
+ result[n] = (void*) sigframe->uc.uc_mcontext.gp_regs[32];
}
#else
if (sigtramp32_vdso && (sigtramp32_vdso == current->return_addr)) {
@@ -196,7 +196,7 @@ static int GET_STACK_TRACE_OR_FRAMES {
mcontext_t mctx;
// We don't care about the rest, since IP value is at 'mctx' field.
} *sigframe = reinterpret_cast<signal_frame_32*>(current);
- result[n] = (void*) sigframe->mctx.gregs[PT_NIP];
+ result[n] = (void*) sigframe->mctx.gregs[32];
} else if (sigtramp32_rt_vdso && (sigtramp32_rt_vdso == current->return_addr)) {
struct rt_signal_frame_32 {
char dummy[64 + 16];
@@ -204,7 +204,11 @@ static int GET_STACK_TRACE_OR_FRAMES {
ucontext_t uc;
// We don't care about the rest, since IP value is at 'uc' field.A
} *sigframe = reinterpret_cast<rt_signal_frame_32*>(current);
+#if defined(__GLIBC__)
result[n] = (void*) sigframe->uc.uc_mcontext.uc_regs->gregs[PT_NIP];
+#else
+ result[n] = (void*) sigframe->uc.uc_mcontext.gregs[32];
+#endif
}
#endif