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re PR target/89261 (ix86_data_alignment has wrong argument type)

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PR target/89261
	* config/i386/i386-protos.h (ix86_data_alignment): Change
	the second argument type to unsigned int.
	* config/i386/i386.c (ix86_data_alignment): Change "align"
	argument type to unsigned int.

testsuite/ChangeLog:

	PR target/89261
	* gcc.target/i386/pr89261.c: New test.

From-SVN: r270623
This commit is contained in:
Uros Bizjak 2019-04-27 15:38:19 +02:00 committed by Uros Bizjak
parent 23ab635042
commit f8b906a2de
5 changed files with 26 additions and 4 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
PR target/89261
* config/i386/i386-protos.h (ix86_data_alignment): Change
the second argument type to unsigned int.
* config/i386/i386.c (ix86_data_alignment): Change "align"
argument type to unsigned int.
2019-04-27 Martin Liska <mliska@suse.cz>
PR middle-end/90258

2
gcc/config/i386/i386-protos.h
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@ -207,7 +207,7 @@ extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree, int);
#endif /* RTX_CODE */
#ifdef TREE_CODE
extern int ix86_data_alignment (tree, int, bool);
extern int ix86_data_alignment (tree, unsigned int, bool);
extern unsigned int ix86_local_alignment (tree, machine_mode,
unsigned int);
extern unsigned int ix86_minimum_alignment (tree, machine_mode,

6
gcc/config/i386/i386.c
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@ -29802,7 +29802,7 @@ iamcu_alignment (tree type, int align)
instead of that alignment to align the object. */
int
ix86_data_alignment (tree type, int align, bool opt)
ix86_data_alignment (tree type, unsigned int align, bool opt)
{
/* GCC 4.8 and earlier used to incorrectly assume this alignment even
for symbols from other compilation units or symbols that don't need
@ -29810,14 +29810,14 @@ ix86_data_alignment (tree type, int align, bool opt)
those compilers, ensure we don't decrease alignment from what we
used to assume. */
int max_align_compat = MIN (256, MAX_OFILE_ALIGNMENT);
unsigned int max_align_compat = MIN (256, MAX_OFILE_ALIGNMENT);
/* A data structure, equal or greater than the size of a cache line
(64 bytes in the Pentium 4 and other recent Intel processors, including
processors based on Intel Core microarchitecture) should be aligned
so that its base address is a multiple of a cache line size. */
int max_align
unsigned int max_align
= MIN ((unsigned) ix86_tune_cost->prefetch_block * 8, MAX_OFILE_ALIGNMENT);
if (max_align < BITS_PER_WORD)

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
PR target/89261
* gcc.target/i386/pr89261.c: New test.
2019-04-27 Martin Liska <mliska@suse.cz>
PR middle-end/90258

9
gcc/testsuite/gcc.target/i386/pr89261.c Normal file
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@ -0,0 +1,9 @@
/* PR target/89261 */
/* { dg-do compile } */
/* { dg-options "-O2" } */
typedef double __v2df __attribute__ ((vector_size (16), aligned (1 << 28)));
__v2df foo = { 1.0, 2.0 };
/* { dg-final { scan-assembler "\.align\[ \t]+268435456" } } */