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| author | Vladimir Makarov <vmakarov@redhat.com> | 2013-07-25 14:58:21 +0000 |
|---|---|---|
| committer | Vladimir Makarov <vmakarov@gcc.gnu.org> | 2013-07-25 14:58:21 +0000 |
| commit | 00b7527b254adcf0898964d03983dd0eed0c78c9 (patch) | |
| tree | a226ca9dfc041d32bfc70b1d05b28e35fb47cc29 | |
| parent | 4f63dfc6ad7071c758a15ee4028da7ef3a14b9e1 (diff) | |
| download | gcc-00b7527b254adcf0898964d03983dd0eed0c78c9.zip gcc-00b7527b254adcf0898964d03983dd0eed0c78c9.tar.gz gcc-00b7527b254adcf0898964d03983dd0eed0c78c9.tar.bz2 | |
re PR rtl-optimization/57960 (S/390: LRA ICE building glibc)
2013-07-25 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/57960
* lra-constraints.c (process_alt_operands): Use the right mode
when checking strict_low.
2013-07-25 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/57960
* gcc.target/s390/pr57960.c: New.
From-SVN: r201243
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/lra-constraints.c | 3 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/s390/pr57960.c | 30 |
4 files changed, 43 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0561d81..e13f79b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-07-25 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/57960 + * lra-constraints.c (process_alt_operands): Use the right mode + when checking strict_low. + 2013-07-25 Jan Hubicka <jh@suse.cz> * lto-symtab.c (lto_cgraph_replace_node): Release function body. diff --git a/gcc/lra-constraints.c b/gcc/lra-constraints.c index 5cb0645..29cf7db 100644 --- a/gcc/lra-constraints.c +++ b/gcc/lra-constraints.c @@ -1940,7 +1940,8 @@ process_alt_operands (int only_alternative) && ira_class_hard_regs_num[this_alternative] > 0 && ! HARD_REGNO_MODE_OK (ira_class_hard_regs [this_alternative][0], - GET_MODE (op))) + GET_MODE + (*curr_id->operand_loc[nop]))) goto fail; losers++; } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 16e6c74..3812c7e 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2013-07-25 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/57960 + * gcc.target/s390/pr57960.c: New. + 2013-07-25 Janus Weil <janus@gcc.gnu.org> PR fortran/57639 diff --git a/gcc/testsuite/gcc.target/s390/pr57960.c b/gcc/testsuite/gcc.target/s390/pr57960.c new file mode 100644 index 0000000..ee751ed --- /dev/null +++ b/gcc/testsuite/gcc.target/s390/pr57960.c @@ -0,0 +1,30 @@ +/* PR rtl-optimization/57960 */ + +/* { dg-do compile } */ +/* { dg-options "-march=z10 -m64 -mzarch -O1" } */ + +typedef union +{ + long double value; + struct + { + unsigned int w0, w1, w2, w3; + } + parts32; +} + ieee854_long_double_shape_type; +static const long double one = 1.0L; +long double +__ieee754_acosl (long double x) +{ + long double z, w; + int ix; + ieee854_long_double_shape_type u; + + z = (one - u.value) * 0.5; + u.parts32.w2 = 0; + u.parts32.w3 = 0; + w = z - u.value * u.value; + return 2.0 * w; + +} |