From: vmakarov Date: Thu, 6 Jun 2013 20:58:46 +0000 (+0000) Subject: 2013-06-06 Vladimir Makarov X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=53d78539665bc257b750aec2b4ec350c71bd4fc0;p=thirdparty%2Fgcc.git 2013-06-06 Vladimir Makarov PR rtl-optimization/57459 * lra-constraints.c (update_ebb_live_info): Fix typo for operand type when setting live regs. 2013-06-06 Vladimir Makarov PR rtl-optimization/57459 * gcc.target/i386/pr57459.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@199762 138bc75d-0d04-0410-961f-82ee72b054a4 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6fe6b6dc1ed1..aa76576aae5e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-06-06 Vladimir Makarov + + PR rtl-optimization/57459 + * lra-constraints.c (update_ebb_live_info): Fix typo for operand + type when setting live regs. + 2013-06-06 Vladimir Makarov * config/s390/s390.opt (mlra): New option. diff --git a/gcc/lra-constraints.c b/gcc/lra-constraints.c index ef6e07e10c17..a9f91c411435 100644 --- a/gcc/lra-constraints.c +++ b/gcc/lra-constraints.c @@ -4545,7 +4545,7 @@ update_ebb_live_info (rtx head, rtx tail) bitmap_clear_bit (&live_regs, reg->regno); /* Mark each used value as live. */ for (reg = curr_id->regs; reg != NULL; reg = reg->next) - if (reg->type == OP_IN + if (reg->type != OP_OUT && bitmap_bit_p (&check_only_regs, reg->regno)) bitmap_set_bit (&live_regs, reg->regno); /* It is quite important to remove dead move insns because it diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 035781b98197..bfd974e2ab99 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2013-06-06 Vladimir Makarov + + PR rtl-optimization/57459 + * gcc.target/i386/pr57459.c: New test. + 2013-06-06 Teresa Johnson PR c++/53743 diff --git a/gcc/testsuite/gcc.target/i386/pr57459.c b/gcc/testsuite/gcc.target/i386/pr57459.c new file mode 100644 index 000000000000..75101145afc0 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr57459.c @@ -0,0 +1,60 @@ +/* PR rtl-optimization/57459 */ +/* { dg-do run } */ +/* { dg-options "-fno-inline -O2 -minline-all-stringops -fno-omit-frame-pointer" } */ + +int total1[10], total2[10], total3[10], total4[10], total5[10], a[20]; +int len; + +void stackclean() { + void *ptr = __builtin_alloca(20000); + __builtin_memset(ptr, 0, 20000); +} + +void foo(const char *s) { + int r1 = a[1]; + int r2 = a[2]; + int r3 = a[3]; + int r4 = a[4]; + int r5 = a[5]; + + len = __builtin_strlen(s); + + if (s != 0) + return; + + while (r1) { + total1[r1] = r1; + r1--; + } + + while (r2) { + total2[r2] = r2; + r2--; + } + + while (r3) { + total3[r3] = r3; + r3--; + } + + while (r4) { + total4[r4] = r4; + r4--; + } + + while (r5) { + total5[r5] = r5; + r5--; + } +} + +extern void abort (void); + +int main() { + stackclean(); + foo("abcdefgh"); + if (len != 8) + abort (); + return 0; +} +