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| author | Uros Bizjak <uros@gcc.gnu.org> | 2009-01-22 13:48:03 +0100 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2009-01-22 13:48:03 +0100 |
| commit | 87673f8408b5214dfc58cb4f7255fea96097e5db (patch) | |
| tree | 2416558286110cf27f48a8955c29ad3eb65ac9ba /gcc | |
| parent | 963392680fda9affbde3be6ce9c1465c1c732e90 (diff) | |
| download | gcc-87673f8408b5214dfc58cb4f7255fea96097e5db.zip gcc-87673f8408b5214dfc58cb4f7255fea96097e5db.tar.gz gcc-87673f8408b5214dfc58cb4f7255fea96097e5db.tar.bz2 | |
re PR target/38931 (Seg fault when getting instruction latency on a *movsi_1 with an MMX target register)
PR target/38931
* config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
(*movdi_1_rex64): Use type "mmx" for alternative 5.
testsuite/ChangeLog:
PR target/38931
* gcc.target/i386/pr38931.c: New test.
From-SVN: r143567
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/config/i386/i386.md | 8 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr38931.c | 23 |
4 files changed, 39 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e8855f3..8b921a2 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2009-01-22 Uros Bizjak <ubizjak@gmail.com> + + PR target/38931 + * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2. + (*movdi_1_rex64): Use type "mmx" for alternative 5. + 2009-01-22 Richard Earnshaw <rearnsha@arm.com> * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to @@ -5,7 +11,7 @@ (LOCAL_ALIGNMENT): Similarly. 2009-01-22 Mark Shinwell <shinwell@codesourcery.com> - Joseph Myers <joseph@codesourcery.com> + Joseph Myers <joseph@codesourcery.com> * config/arm/arm.c (all_architectures): Add iWMMXt2 entry. * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2. diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index 0569f04..6543cf5 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -1534,7 +1534,7 @@ gcc_unreachable (); } - case TYPE_MMXADD: + case TYPE_MMX: return "pxor\t%0, %0"; case TYPE_MMXMOV: @@ -1552,7 +1552,7 @@ } [(set (attr "type") (cond [(eq_attr "alternative" "2") - (const_string "mmxadd") + (const_string "mmx") (eq_attr "alternative" "3,4,5") (const_string "mmxmov") (eq_attr "alternative" "6") @@ -2370,7 +2370,7 @@ case TYPE_SSELOG1: return "%vpxor\t%0, %d0"; - case TYPE_MMXADD: + case TYPE_MMX: return "pxor\t%0, %0"; case TYPE_MULTI: @@ -2391,7 +2391,7 @@ } [(set (attr "type") (cond [(eq_attr "alternative" "5") - (const_string "mmxadd") + (const_string "mmx") (eq_attr "alternative" "6,7,8,9,10") (const_string "mmxmov") (eq_attr "alternative" "11") diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index df530dd..dde062e 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2009-01-22 Uros Bizjak <ubizjak@gmail.com> + + PR target/38931 + * gcc.target/i386/pr38931.c: New test. + 2009-01-22 Dodji Seketeli <dodji@redhat.com> PR c++/38930 diff --git a/gcc/testsuite/gcc.target/i386/pr38931.c b/gcc/testsuite/gcc.target/i386/pr38931.c new file mode 100644 index 0000000..dd35dec --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr38931.c @@ -0,0 +1,23 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -msse" } */ + +typedef int __m64 __attribute__ ((__vector_size__ (8))); + +extern __m64 foo () ; + +void bar (const int input_bpl, const unsigned char *input, + unsigned char *output, unsigned long x1) +{ + unsigned char *pix_end_ptr = output + x1 * 4; + __m64 m_original = { 0, 0 }; + __m64 m_base_addr = __builtin_ia32_vec_init_v2si (0, input_bpl); + __m64 m_addr = __builtin_ia32_paddd (m_original, m_base_addr); + __m64 *a0 = (__m64 *) input; + + for (; output < pix_end_ptr; output += 4) + { + a0 = (__m64 *) (input + __builtin_ia32_vec_ext_v2si (m_addr, 0)); + m_addr = foo (); + __builtin_prefetch (a0, 0); + } +} |