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| author | Jakub Jelinek <jakub@redhat.com> | 2001-04-25 11:57:00 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2001-04-25 11:57:00 +0200 |
| commit | 0607953c7d37d3bacac58b2db4c25da953d1c4ce (patch) | |
| tree | d07b0d807167c070d72f65d9c9b0db8a7d623142 /gcc | |
| parent | e99af66bbabbba3df63836c708db5124e48a7af2 (diff) | |
| download | gcc-0607953c7d37d3bacac58b2db4c25da953d1c4ce.zip gcc-0607953c7d37d3bacac58b2db4c25da953d1c4ce.tar.gz gcc-0607953c7d37d3bacac58b2db4c25da953d1c4ce.tar.bz2 | |
emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check if check_mode is non-zero.
* emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
if check_mode is non-zero.
* gcc.dg/20010423-1.c: New test.
From-SVN: r41537
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/emit-rtl.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/20010423-1.c | 17 |
4 files changed, 27 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e22d747..661a51b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2001-04-25 Jakub Jelinek <jakub@redhat.com> + * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check + if check_mode is non-zero. + +2001-04-25 Jakub Jelinek <jakub@redhat.com> + * config/i386/i386.c (ix86_expand_int_movcc): If overlap between out and comparison sequence has been detected, put result into proper temporary pseudo. diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index 2acb555..480ff15 100644 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -719,7 +719,7 @@ subreg_hard_regno (x, check_mode) base_regno = REGNO (reg); if (base_regno >= FIRST_PSEUDO_REGISTER) abort (); - if (! HARD_REGNO_MODE_OK (base_regno, GET_MODE (reg))) + if (check_mode && ! HARD_REGNO_MODE_OK (base_regno, GET_MODE (reg))) abort (); /* Catch non-congruent offsets too. */ diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index d53a32e..f4c2fd1 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,9 @@ 2001-04-25 Jakub Jelinek <jakub@redhat.com> + * gcc.dg/20010423-1.c: New test. + +2001-04-25 Jakub Jelinek <jakub@redhat.com> + * gcc.c-torture/execute/20010422-1.c: New test. 2001-04-25 Nathan Sidwell <nathan@codesourcery.com> diff --git a/gcc/testsuite/gcc.dg/20010423-1.c b/gcc/testsuite/gcc.dg/20010423-1.c new file mode 100644 index 0000000..06af789 --- /dev/null +++ b/gcc/testsuite/gcc.dg/20010423-1.c @@ -0,0 +1,17 @@ +/* { dg-do compile { target ia64-*-* } } */ +/* { dg-options "-O2" } */ + +int __sync_fetch_and_add_si (int *, int); + +inline unsigned int +bar (volatile unsigned int *mem, unsigned int val) +{ + return __sync_fetch_and_add_si((int *)mem, (int)val); +} + +volatile unsigned int x; + +void foo (unsigned short *a) +{ + *a = bar (&x, 1) + 1; +} |