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tcg: Split rem requirement from div requirement

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There are several hosts with only a "div" insn.  Remainder is computed
manually from the quotient and inputs.  We can do this generically.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2013-03-11 22:41:47 -07:00
parent cc7772bdbe
commit ca675f46e6
12 changed files with 50 additions and 12 deletions
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8
tcg/tcg-opc.h
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@ -66,8 +66,8 @@ DEF(sub_i32, 1, 2, 0, 0)
DEF(mul_i32, 1, 2, 0, 0)
DEF(div_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_div_i32))
DEF(divu_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_div_i32))
DEF(rem_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_div_i32))
DEF(remu_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_div_i32))
DEF(rem_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_rem_i32))
DEF(remu_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_rem_i32))
DEF(div2_i32, 2, 3, 0, IMPL(TCG_TARGET_HAS_div2_i32))
DEF(divu2_i32, 2, 3, 0, IMPL(TCG_TARGET_HAS_div2_i32))
DEF(and_i32, 1, 2, 0, 0)
@ -126,8 +126,8 @@ DEF(sub_i64, 1, 2, 0, IMPL64)
DEF(mul_i64, 1, 2, 0, IMPL64)
DEF(div_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_div_i64))
DEF(divu_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_div_i64))
DEF(rem_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_div_i64))
DEF(remu_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_div_i64))
DEF(rem_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_rem_i64))
DEF(remu_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_rem_i64))
DEF(div2_i64, 2, 3, 0, IMPL64 | IMPL(TCG_TARGET_HAS_div2_i64))
DEF(divu2_i64, 2, 3, 0, IMPL64 | IMPL(TCG_TARGET_HAS_div2_i64))
DEF(and_i64, 1, 2, 0, IMPL64)