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Treat ZERO_EXTEND like SIGN_EXTEND in emit_unop_insn

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From-SVN: r13262
This commit is contained in:
Ian Lance Taylor 1996-12-10 20:56:07 +00:00
parent 8e90e2734e
commit bd8c4b14b5
1 changed files with 4 additions and 3 deletions
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7
gcc/optabs.c
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@ -2388,9 +2388,10 @@ emit_unop_insn (icode, target, op0, code)
op0 = protect_from_queue (op0, 0);
/* Sign extension from memory is often done specially on RISC
machines, so forcing into a register here can pessimize code. */
if (flag_force_mem && code != SIGN_EXTEND)
/* Sign and zero extension from memory is often done specially on
RISC machines, so forcing into a register here can pessimize
code. */
if (flag_force_mem && code != SIGN_EXTEND && code != ZERO_EXTEND)
op0 = force_not_mem (op0);
/* Now, if insn does not accept our operands, put them into pseudos. */