diff options
| author | Richard Henderson <rth@twiddle.net> | 2012-09-07 11:41:12 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2013-01-05 12:18:41 -0800 |
| commit | f08a5c311d3047f2cafe72e3e377674e7f8acdcb (patch) | |
| tree | 677cb8342f6fbc6f73f3637779c3e7d12d1525c8 /target-s390x/translate.c | |
| parent | 1a800a2dcee541dee4f51aed5110ca9d5811c5e8 (diff) | |
target-s390: Convert FP DIVIDE
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-s390x/translate.c')
| -rw-r--r-- | target-s390x/translate.c | 41 |
1 files changed, 19 insertions, 22 deletions
diff --git a/target-s390x/translate.c b/target-s390x/translate.c index 2b3b0fc789..c00992db55 100644 --- a/target-s390x/translate.c +++ b/target-s390x/translate.c @@ -995,15 +995,6 @@ static void disas_ed(CPUS390XState *env, DisasContext *s, int op, int r1, addr = get_address(s, x2, b2, d2); tmp_r1 = tcg_const_i32(r1); switch (op) { - case 0xd: /* DEB R1,D2(X2,B2) [RXE] */ - tmp = tcg_temp_new_i64(); - tmp32 = tcg_temp_new_i32(); - tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); - tcg_gen_trunc_i64_i32(tmp32, tmp); - gen_helper_deb(cpu_env, tmp_r1, tmp32); - tcg_temp_free_i64(tmp); - tcg_temp_free_i32(tmp32); - break; case 0x10: /* TCEB R1,D2(X2,B2) [RXE] */ potential_page_fault(s); gen_helper_tceb(cc_op, cpu_env, tmp_r1, addr); @@ -1032,10 +1023,6 @@ static void disas_ed(CPUS390XState *env, DisasContext *s, int op, int r1, potential_page_fault(s); gen_helper_mdb(cpu_env, tmp_r1, addr); break; - case 0x1d: /* DDB R1,D2(X2,B2) [RXE] */ - potential_page_fault(s); - gen_helper_ddb(cpu_env, tmp_r1, addr); - break; case 0x1e: /* MADB R1,R3,D2(X2,B2) [RXF] */ /* for RXF insns, r1 is R3 and r1b is R1 */ tmp32 = tcg_const_i32(r1b); @@ -1456,9 +1443,6 @@ static void disas_b3(CPUS390XState *env, DisasContext *s, int op, int m3, case 0x3: /* LCEBR R1,R2 [RRE] */ FP_HELPER_CC(lcebr); break; - case 0xd: /* DEBR R1,R2 [RRE] */ - FP_HELPER(debr); - break; case 0x10: /* LPDBR R1,R2 [RRE] */ FP_HELPER_CC(lpdbr); break; @@ -1474,9 +1458,6 @@ static void disas_b3(CPUS390XState *env, DisasContext *s, int op, int m3, case 0x1c: /* MDBR R1,R2 [RRE] */ FP_HELPER(mdbr); break; - case 0x1d: /* DDBR R1,R2 [RRE] */ - FP_HELPER(ddbr); - break; case 0xe: /* MAEBR R1,R3,R2 [RRF] */ case 0x1e: /* MADBR R1,R3,R2 [RRF] */ case 0x1f: /* MSDBR R1,R3,R2 [RRF] */ @@ -1510,9 +1491,6 @@ static void disas_b3(CPUS390XState *env, DisasContext *s, int op, int m3, case 0x4c: /* MXBR R1,R2 [RRE] */ FP_HELPER(mxbr); break; - case 0x4d: /* DXBR R1,R2 [RRE] */ - FP_HELPER(dxbr); - break; case 0x65: /* LXR R1,R2 [RRE] */ tmp = load_freg(r2); store_freg(r1, tmp); @@ -2428,6 +2406,25 @@ static ExitStatus op_divu64(DisasContext *s, DisasOps *o) return NO_EXIT; } +static ExitStatus op_deb(DisasContext *s, DisasOps *o) +{ + gen_helper_deb(o->out, cpu_env, o->in1, o->in2); + return NO_EXIT; +} + +static ExitStatus op_ddb(DisasContext *s, DisasOps *o) +{ + gen_helper_ddb(o->out, cpu_env, o->in1, o->in2); + return NO_EXIT; +} + +static ExitStatus op_dxb(DisasContext *s, DisasOps *o) +{ + gen_helper_dxb(o->out, cpu_env, o->out, o->out2, o->in1, o->in2); + return_low128(o->out2); + return NO_EXIT; +} + static ExitStatus op_efpc(DisasContext *s, DisasOps *o) { tcg_gen_ld32u_i64(o->out, cpu_env, offsetof(CPUS390XState, fpc)); |