allow building GDB with Python support on MinGW

[deliverable/binutils-gdb.git] / gdb / sparc-tdep.c

diff --git a/gdb/sparc-tdep.c b/gdb/sparc-tdep.c
index 29a12cf5d65545b1e3a841aa980e71270e834744..b71a40f3a46f658538bb6645899e1558bcd65583 100644 (file)
--- a/gdb/sparc-tdep.c
+++ b/gdb/sparc-tdep.c
@@ -1,6 +1,6 @@
 /* Target-dependent code for SPARC.
 
-   Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+   Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
    Free Software Foundation, Inc.
 
    This file is part of GDB.
@@ -63,7 +63,7 @@ struct regset;
    sparc64-tdep.c; don't add any here.  */
 
 /* The SPARC Floating-Point Quad-Precision format is similar to
-   big-endian IA-64 Quad-recision format.  */
+   big-endian IA-64 Quad-Precision format.  */
 #define floatformats_sparc_quad floatformats_ia64_quad
 
 /* The stack pointer is offset from the stack frame by a BIAS of 2047
@@ -145,7 +145,7 @@ sparc_is_unimp_insn (CORE_ADDR pc)
 
    More information on StackGuard can be found on in:
 
-   Mike Frantzen and Mike Shuey. "StackGhost: Hardware Facilitated
+   Mike Frantzen and Mike Shuey.  "StackGhost: Hardware Facilitated
    Stack Protection."  2001.  Published in USENIX Security Symposium
    '01.  */
 
@@ -347,7 +347,7 @@ sparc_fsr_type (struct gdbarch *gdbarch)
 }
 
 /* Return the GDB type object for the "standard" data type of data in
-   register REGNUM. */
+   register REGNUM.  */
 
 static struct type *
 sparc32_register_type (struct gdbarch *gdbarch, int regnum)
@@ -398,6 +398,13 @@ sparc32_pseudo_register_write (struct gdbarch *gdbarch,
 }
 \f
 
+static CORE_ADDR
+sparc32_frame_align (struct gdbarch *gdbarch, CORE_ADDR address)
+{
+  /* The ABI requires double-word alignment.  */
+  return address & ~0x7;
+}
+
 static CORE_ADDR
 sparc32_push_dummy_code (struct gdbarch *gdbarch, CORE_ADDR sp,
                         CORE_ADDR funcaddr,
@@ -1407,6 +1414,7 @@ sparc32_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
   set_gdbarch_fp0_regnum (gdbarch, SPARC_F0_REGNUM); /* %f0 */
 
   /* Call dummy code.  */
+  set_gdbarch_frame_align (gdbarch, sparc32_frame_align);
   set_gdbarch_call_dummy_location (gdbarch, ON_STACK);
   set_gdbarch_push_dummy_code (gdbarch, sparc32_push_dummy_code);
   set_gdbarch_push_dummy_call (gdbarch, sparc32_push_dummy_call);