diff options
Diffstat (limited to 'gcc/config/i386/i386.c')
| -rw-r--r-- | gcc/config/i386/i386.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 1a4d568..4629053 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -23397,16 +23397,24 @@ expand_small_movmem_or_setmem (rtx destmem, rtx srcmem, } destmem = offset_address (destmem, count, 1); - destmem = offset_address (destmem, GEN_INT (-size - GET_MODE_SIZE (mode)), + destmem = offset_address (destmem, GEN_INT (-2 * size), GET_MODE_SIZE (mode)); - if (issetmem) - emit_move_insn (destmem, gen_lowpart (mode, value)); - else + if (!issetmem) { srcmem = offset_address (srcmem, count, 1); - srcmem = offset_address (srcmem, GEN_INT (-size - GET_MODE_SIZE (mode)), + srcmem = offset_address (srcmem, GEN_INT (-2 * size), GET_MODE_SIZE (mode)); - emit_move_insn (destmem, srcmem); + } + for (n = 0; n * GET_MODE_SIZE (mode) < size; n++) + { + if (issetmem) + emit_move_insn (destmem, gen_lowpart (mode, value)); + else + { + emit_move_insn (destmem, srcmem); + srcmem = offset_address (srcmem, modesize, GET_MODE_SIZE (mode)); + } + destmem = offset_address (destmem, modesize, GET_MODE_SIZE (mode)); } emit_jump_insn (gen_jump (done_label)); emit_barrier (); |