diff options
Diffstat (limited to 'emulators/qemu0/patches/patch-ed')
| -rw-r--r-- | emulators/qemu0/patches/patch-ed | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/emulators/qemu0/patches/patch-ed b/emulators/qemu0/patches/patch-ed deleted file mode 100644 index fc1415bd937..00000000000 --- a/emulators/qemu0/patches/patch-ed +++ /dev/null @@ -1,32 +0,0 @@ -$NetBSD: patch-ed,v 1.1 2012/06/07 21:35:37 ryoon Exp $ - ---- target-i386/translate.c.orig 2011-08-08 18:28:42 +0000 -+++ target-i386/translate.c -@@ -4856,20 +4856,23 @@ static target_ulong disas_insn(DisasCont - tcg_gen_sub_tl(t2, cpu_regs[R_EAX], t0); - gen_extu(ot, t2); - tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, label1); -+ label2 = gen_new_label(); - if (mod == 3) { -- label2 = gen_new_label(); - gen_op_mov_reg_v(ot, R_EAX, t0); - tcg_gen_br(label2); - gen_set_label(label1); - gen_op_mov_reg_v(ot, rm, t1); -- gen_set_label(label2); - } else { -- tcg_gen_mov_tl(t1, t0); -+ /* perform no-op store cycle like physical cpu; must be -+ before changing accumulator to ensure idempotency if -+ the store faults and the instruction is restarted */ -+ gen_op_st_v(ot + s->mem_index, t0, a0); - gen_op_mov_reg_v(ot, R_EAX, t0); -+ tcg_gen_br(label2); - gen_set_label(label1); -- /* always store */ - gen_op_st_v(ot + s->mem_index, t1, a0); - } -+ gen_set_label(label2); - tcg_gen_mov_tl(cpu_cc_src, t0); - tcg_gen_mov_tl(cpu_cc_dst, t2); - s->cc_op = CC_OP_SUBB + ot; |