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(emit_no_conflict_block): Just emit the insns if the block contains 

something not an INSN or has an embedded block.

From-SVN: r8550
This commit is contained in:
Richard Kenner 1994-11-22 14:38:02 -05:00
parent 9fe0563aff
commit dce39da657
1 changed files with 8 additions and 7 deletions
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15
gcc/optabs.c
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@ -2395,9 +2395,7 @@ emit_unop_insn (icode, target, op0, code)
INSNS is a block of code generated to perform the operation, not including
the CLOBBER and final copy. All insns that compute intermediate values
are first emitted, followed by the block as described above. Only
INSNs are allowed in the block; no library calls or jumps may be
present.
are first emitted, followed by the block as described above.
TARGET, OP0, and OP1 are the output and inputs of the operations,
respectively. OP1 may be zero for a unary operation.
@ -2406,7 +2404,8 @@ emit_unop_insn (icode, target, op0, code)
on the last insn.
If TARGET is not a register, INSNS is simply emitted with no special
processing.
processing. Likewise if anything in INSNS is not an INSN or if
there is a libcall block inside INSNS.
The final insn emitted is returned. */
@ -2421,6 +2420,11 @@ emit_no_conflict_block (insns, target, op0, op1, equiv)
if (GET_CODE (target) != REG || reload_in_progress)
return emit_insns (insns);
else
for (insn = insns; insn; insn = NEXT_INSN (insn))
if (GET_CODE (insn) != INSN
|| find_reg_note (insn, REG_LIBCALL, NULL_RTX))
return emit_insns (insns);
/* First emit all insns that do not store into words of the output and remove
these from the list. */
@ -2431,9 +2435,6 @@ emit_no_conflict_block (insns, target, op0, op1, equiv)
next = NEXT_INSN (insn);
if (GET_CODE (insn) != INSN)
abort ();
if (GET_CODE (PATTERN (insn)) == SET)
set = PATTERN (insn);
else if (GET_CODE (PATTERN (insn)) == PARALLEL)