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authorhjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4>2008-03-27 18:52:18 +0000
committerhjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4>2008-03-27 18:52:18 +0000
commit4f0ebb163fbb4415cf305ae2fc46757c7d1dd272 (patch)
treec7d4402863edfe8bfc94e35411e18beaf8ebe6e0 /gcc
parent37bc930d0411dc1436654cb32f3333eac55e5e5d (diff)
downloadgcc-4f0ebb163fbb4415cf305ae2fc46757c7d1dd272.tar.gz
2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
PR target/35657 * config/i386/i386.c (ix86_function_arg_boundary): Align decimal floating point to its natural boundary. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@133649 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/config/i386/i386.c3
2 files changed, 8 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 529c23062a2..5c80fc941fc 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/35657
+ * config/i386/i386.c (ix86_function_arg_boundary): Align
+ decimal floating point to its natural boundary.
+
2008-03-27 Richard Guenther <rguenther@suse.de>
PR middle-end/35716
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 3dfb301962c..84a54d78bb0 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -4577,7 +4577,8 @@ ix86_function_arg_boundary (enum machine_mode mode, tree type)
align = GET_MODE_ALIGNMENT (mode);
if (align < PARM_BOUNDARY)
align = PARM_BOUNDARY;
- if (!TARGET_64BIT)
+ /* Decimal floating point is aligned to its natural boundary. */
+ if (!TARGET_64BIT && !VALID_DFP_MODE_P (mode))
{
/* i386 ABI defines all arguments to be 4 byte aligned. We have to
make an exception for SSE modes since these require 128bit