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(schedule_block): CALL_INSNs don't affect fixed regs.

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From-SVN: r11648
This commit is contained in:
Richard Kenner 1996-03-31 17:59:20 -05:00
parent 5bb3d1dded
commit 4cf8614f1e
1 changed files with 2 additions and 1 deletions
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3
gcc/sched.c
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@ -3823,7 +3823,8 @@ schedule_block (b, file)
for those mentioned in the call pattern which will be
made live again later. */
for (i = 0; i < FIRST_PSEUDO_REGISTER; i++)
if (call_used_regs[i] || global_regs[i])
if ((call_used_regs[i] && ! fixed_regs[i])
|| global_regs[i])
{
register int offset = i / REGSET_ELT_BITS;
register REGSET_ELT_TYPE bit