From: Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
Date: Mon, 16 Jul 2001 16:53:43 +0000 (+0000)
Subject: re PR bootstrap/3563 (Error building libffi)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=92a0e6c6c8eaff9d238717c8c64dec84a6517a16;p=gcc.git

re PR bootstrap/3563 (Error building libffi)

	* src/alpha/ffi.c (ffi_prep_closure): Avoid gas-only mnemonic.
	Fixes PR bootstrap/3563.

From-SVN: r44045
---

diff --git a/libffi/ChangeLog b/libffi/ChangeLog
index b8b915194cd..17dfbc2abf1 100644
--- a/libffi/ChangeLog
+++ b/libffi/ChangeLog
@@ -1,3 +1,8 @@
+2001-07-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* src/alpha/ffi.c (ffi_prep_closure): Avoid gas-only mnemonic.
+	Fixes PR bootstrap/3563.
+
 2001-06-26  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 
 	* src/alpha/osf.S (ffi_closure_osf): Use .rdata for ECOFF.
diff --git a/libffi/src/alpha/ffi.c b/libffi/src/alpha/ffi.c
index a0becb3b378..2ed36732790 100644
--- a/libffi/src/alpha/ffi.c
+++ b/libffi/src/alpha/ffi.c
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------
-   ffi.c - Copyright (c) 1998 Cygnus Solutions
+   ffi.c - Copyright (c) 1998, 2001 Cygnus Solutions
    
    Alpha Foreign Function Interface 
 
@@ -166,8 +166,13 @@ ffi_prep_closure (ffi_closure* closure,
   closure->fun = fun;
   closure->user_data = user_data;
 
-  /* Flush the Icache.  */
-  asm volatile ("imb" : : : "memory");
+  /* Flush the Icache.
+
+     Tru64 UNIX as doesn't understand the imb mnemonic, so use call_pal
+     instead, since both Compaq as and gas can handle it.
+
+     0x86 is PAL_imb in Tru64 UNIX <alpha/pal.h>.  */
+  asm volatile ("call_pal 0x86" : : : "memory");
 
   return FFI_OK;
 }