diff options
Diffstat (limited to 'gcc/sched-deps.c')
| -rw-r--r-- | gcc/sched-deps.c | 15 |
1 files changed, 1 insertions, 14 deletions
diff --git a/gcc/sched-deps.c b/gcc/sched-deps.c index 2571f04..308db4e 100644 --- a/gcc/sched-deps.c +++ b/gcc/sched-deps.c @@ -2320,13 +2320,6 @@ sched_analyze_reg (class deps_desc *deps, int regno, machine_mode mode, while (--i >= 0) note_reg_use (regno + i); } - else if (ref == CLOBBER_HIGH) - { - gcc_assert (i == 1); - /* We don't know the current state of the register, so have to treat - the clobber high as a full clobber. */ - note_reg_clobber (regno); - } else { while (--i >= 0) @@ -2350,8 +2343,6 @@ sched_analyze_reg (class deps_desc *deps, int regno, machine_mode mode, else if (ref == USE) note_reg_use (regno); else - /* For CLOBBER_HIGH, we don't know the current state of the register, - so have to treat it as a full clobber. */ note_reg_clobber (regno); /* Pseudos that are REG_EQUIV to something may be replaced @@ -2974,7 +2965,7 @@ sched_analyze_insn (class deps_desc *deps, rtx x, rtx_insn *insn) sub = COND_EXEC_CODE (sub); code = GET_CODE (sub); } - else if (code == SET || code == CLOBBER || code == CLOBBER_HIGH) + else if (code == SET || code == CLOBBER) sched_analyze_1 (deps, sub, insn); else sched_analyze_2 (deps, sub, insn); @@ -2990,10 +2981,6 @@ sched_analyze_insn (class deps_desc *deps, rtx x, rtx_insn *insn) { if (GET_CODE (XEXP (link, 0)) == CLOBBER) sched_analyze_1 (deps, XEXP (link, 0), insn); - else if (GET_CODE (XEXP (link, 0)) == CLOBBER_HIGH) - /* We could support CLOBBER_HIGH and treat it in the same way as - HARD_REGNO_CALL_PART_CLOBBERED, but no port needs that yet. */ - gcc_unreachable (); else if (GET_CODE (XEXP (link, 0)) != SET) sched_analyze_2 (deps, XEXP (link, 0), insn); } |