diff --git a/qemu/tcg/tcg-op.c b/qemu/tcg/tcg-op.c index 22dc20de..8d458422 100644 --- a/qemu/tcg/tcg-op.c +++ b/qemu/tcg/tcg-op.c @@ -287,9 +287,13 @@ void tcg_gen_brcond_i32(TCGContext *s, TCGCond cond, TCGv_i32 arg1, TCGv_i32 arg void tcg_gen_brcondi_i32(TCGContext *s, TCGCond cond, TCGv_i32 arg1, int32_t arg2, TCGLabel *l) { - TCGv_i32 t0 = tcg_const_i32(s, arg2); - tcg_gen_brcond_i32(s, cond, arg1, t0, l); - tcg_temp_free_i32(s, t0); + if (cond == TCG_COND_ALWAYS) { + tcg_gen_br(s, l); + } else if (cond != TCG_COND_NEVER) { + TCGv_i32 t0 = tcg_const_i32(s, arg2); + tcg_gen_brcond_i32(s, cond, arg1, t0, l); + tcg_temp_free_i32(s, t0); + } } void tcg_gen_setcond_i32(TCGContext *s, TCGCond cond, TCGv_i32 ret, @@ -547,7 +551,11 @@ void tcg_gen_deposit_i32(TCGContext *s, TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 ar void tcg_gen_movcond_i32(TCGContext *s, TCGCond cond, TCGv_i32 ret, TCGv_i32 c1, TCGv_i32 c2, TCGv_i32 v1, TCGv_i32 v2) { - if (TCG_TARGET_HAS_movcond_i32) { + if (cond == TCG_COND_ALWAYS) { + tcg_gen_mov_i32(s, ret, v1); + } else if (cond == TCG_COND_NEVER) { + tcg_gen_mov_i32(s, ret, v2); + } else if (TCG_TARGET_HAS_movcond_i32) { tcg_gen_op6i_i32(s, INDEX_op_movcond_i32, ret, c1, c2, v1, v2, cond); } else { TCGv_i32 t0 = tcg_temp_new_i32(s); @@ -1591,7 +1599,11 @@ void tcg_gen_deposit_i64(TCGContext *s, TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 ar void tcg_gen_movcond_i64(TCGContext *s, TCGCond cond, TCGv_i64 ret, TCGv_i64 c1, TCGv_i64 c2, TCGv_i64 v1, TCGv_i64 v2) { - if (TCG_TARGET_REG_BITS == 32) { + if (cond == TCG_COND_ALWAYS) { + tcg_gen_mov_i64(s, ret, v1); + } else if (cond == TCG_COND_NEVER) { + tcg_gen_mov_i64(s, ret, v2); + } else if (TCG_TARGET_REG_BITS == 32) { TCGv_i32 t0 = tcg_temp_new_i32(s); TCGv_i32 t1 = tcg_temp_new_i32(s); tcg_gen_op6i_i32(s, INDEX_op_setcond2_i32, t0,