From: Richard Henderson <rth@twiddle.net>
To: libffi-discuss@sourceware.org
Subject: [PATCH 2/8] Add ffi_cfi.h
Date: Tue, 28 Oct 2014 18:32:00 -0000 [thread overview]
Message-ID: <1414521094-18403-3-git-send-email-rth@twiddle.net> (raw)
In-Reply-To: <1414521094-18403-1-git-send-email-rth@twiddle.net>
Have one copy of the HAVE_AS_CFI_PSEUDO_OP code
to share between all backends.
---
include/ffi_cfi.h | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 53 insertions(+)
create mode 100644 include/ffi_cfi.h
diff --git a/include/ffi_cfi.h b/include/ffi_cfi.h
new file mode 100644
index 0000000..6cca20c
--- /dev/null
+++ b/include/ffi_cfi.h
@@ -0,0 +1,53 @@
+/* -----------------------------------------------------------------------
+ ffi_cfi.h - Copyright (c) 2014 Red Hat, Inc.
+
+ Conditionally assemble cfi directives. Only necessary for building libffi.
+ ----------------------------------------------------------------------- */
+
+#ifndef FFI_CFI_H
+#define FFI_CFI_H
+
+#ifdef HAVE_AS_CFI_PSEUDO_OP
+
+# define cfi_startproc .cfi_startproc
+# define cfi_endproc .cfi_endproc
+# define cfi_def_cfa(reg, off) .cfi_def_cfa reg, off
+# define cfi_def_cfa_register(reg) .cfi_def_cfa_register reg
+# define cfi_def_cfa_offset(off) .cfi_def_cfa_offset off
+# define cfi_adjust_cfa_offset(off) .cfi_adjust_cfa_offset off
+# define cfi_offset(reg, off) .cfi_offset reg, off
+# define cfi_rel_offset(reg, off) .cfi_rel_offset reg, off
+# define cfi_register(r1, r2) .cfi_register r1, r2
+# define cfi_return_column(reg) .cfi_return_column reg
+# define cfi_restore(reg) .cfi_restore reg
+# define cfi_same_value(reg) .cfi_same_value reg
+# define cfi_undefined(reg) .cfi_undefined reg
+# define cfi_remember_state .cfi_remember_state
+# define cfi_restore_state .cfi_restore_state
+# define cfi_window_save .cfi_window_save
+# define cfi_personality(enc, exp) .cfi_personality enc, exp
+# define cfi_lsda(enc, exp) .cfi_lsda enc, exp
+
+#else
+
+# define cfi_startproc
+# define cfi_endproc
+# define cfi_def_cfa(reg, off)
+# define cfi_def_cfa_register(reg)
+# define cfi_def_cfa_offset(off)
+# define cfi_adjust_cfa_offset(off)
+# define cfi_offset(reg, off)
+# define cfi_rel_offset(reg, off)
+# define cfi_register(r1, r2)
+# define cfi_return_column(reg)
+# define cfi_restore(reg)
+# define cfi_same_value(reg)
+# define cfi_undefined(reg)
+# define cfi_remember_state
+# define cfi_restore_state
+# define cfi_window_save
+# define cfi_personality(enc, exp)
+# define cfi_lsda(enc, exp)
+
+#endif /* HAVE_AS_CFI_PSEUDO_OP */
+#endif /* FFI_CFI_H */
--
1.9.3
next prev parent reply other threads:[~2014-10-28 18:32 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-28 18:32 [PATCH 0/8] Go closures for x86_64 Richard Henderson
2014-10-28 18:32 ` Richard Henderson [this message]
2014-10-28 18:32 ` [PATCH 4/8] win64: Rewrite Richard Henderson
2014-10-28 18:32 ` [PATCH 5/8] win64: Remove support from ffi.c Richard Henderson
2014-10-28 18:32 ` [PATCH 8/8] x86_64: Add support for complex types Richard Henderson
2014-10-28 18:32 ` [PATCH 6/8] x86_64: Fixups for x32 Richard Henderson
2014-10-28 18:32 ` [PATCH 1/8] Add entry points for interacting with Go Richard Henderson
2014-10-28 18:32 ` [PATCH 3/8] x86-64: Support go closures Richard Henderson
2014-10-28 18:32 ` [PATCH 7/8] x86_64: Decouple return types from FFI_TYPE constants Richard Henderson
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