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tcg/tci: Implement 64-bit division

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Trivially implemented like other arithmetic.
Tested via check-tcg and the ppc64 target.

Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-01-27 20:30:00 -10:00
parent 7abd007cbc
commit ae40c098ac
3 changed files with 28 additions and 14 deletions
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10
tcg/tci/tcg-target.c.inc
View file

@ -577,6 +577,10 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args,
case INDEX_op_sar_i64:
case INDEX_op_rotl_i64: /* Optional (TCG_TARGET_HAS_rot_i64). */
case INDEX_op_rotr_i64: /* Optional (TCG_TARGET_HAS_rot_i64). */
case INDEX_op_div_i64: /* Optional (TCG_TARGET_HAS_div_i64). */
case INDEX_op_divu_i64: /* Optional (TCG_TARGET_HAS_div_i64). */
case INDEX_op_rem_i64: /* Optional (TCG_TARGET_HAS_div_i64). */
case INDEX_op_remu_i64: /* Optional (TCG_TARGET_HAS_div_i64). */
tcg_out_r(s, args[0]);
tcg_out_ri64(s, const_args[1], args[1]);
tcg_out_ri64(s, const_args[2], args[2]);
@ -590,12 +594,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args,
tcg_debug_assert(args[4] <= UINT8_MAX);
tcg_out8(s, args[4]);
break;
case INDEX_op_div_i64: /* Optional (TCG_TARGET_HAS_div_i64). */
case INDEX_op_divu_i64: /* Optional (TCG_TARGET_HAS_div_i64). */
case INDEX_op_rem_i64: /* Optional (TCG_TARGET_HAS_div_i64). */
case INDEX_op_remu_i64: /* Optional (TCG_TARGET_HAS_div_i64). */
TODO();
break;
case INDEX_op_brcond_i64:
tcg_out_r(s, args[0]);
tcg_out_ri64(s, const_args[1], args[1]);

4
tcg/tci/tcg-target.h
View file

@ -100,8 +100,8 @@
#define TCG_TARGET_HAS_extract_i64 0
#define TCG_TARGET_HAS_sextract_i64 0
#define TCG_TARGET_HAS_extract2_i64 0
#define TCG_TARGET_HAS_div_i64 0
#define TCG_TARGET_HAS_rem_i64 0
#define TCG_TARGET_HAS_div_i64 1
#define TCG_TARGET_HAS_rem_i64 1
#define TCG_TARGET_HAS_ext8s_i64 1
#define TCG_TARGET_HAS_ext16s_i64 1
#define TCG_TARGET_HAS_ext32s_i64 1