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[Qemu-devel] [PATCH 20/31] target/s390x: Use unwind data for helper_tr
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH 20/31] target/s390x: Use unwind data for helper_tr |
Date: |
Mon, 22 May 2017 20:03:01 -0700 |
Signed-off-by: Richard Henderson <address@hidden>
---
target/s390x/mem_helper.c | 10 +++++-----
target/s390x/translate.c | 1 -
2 files changed, 5 insertions(+), 6 deletions(-)
diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c
index d37e691..748a6e8 100644
--- a/target/s390x/mem_helper.c
+++ b/target/s390x/mem_helper.c
@@ -707,13 +707,13 @@ void HELPER(unpk)(CPUS390XState *env, uint32_t len,
uint64_t dest,
void HELPER(tr)(CPUS390XState *env, uint32_t len, uint64_t array,
uint64_t trans)
{
- int i;
+ uintptr_t ra = GETPC();
+ uint32_t i;
for (i = 0; i <= len; i++) {
- uint8_t byte = cpu_ldub_data(env, array + i);
- uint8_t new_byte = cpu_ldub_data(env, trans + byte);
-
- cpu_stb_data(env, array + i, new_byte);
+ uint8_t byte = cpu_ldub_data_ra(env, array + i, ra);
+ uint8_t new_byte = cpu_ldub_data_ra(env, trans + byte, ra);
+ cpu_stb_data_ra(env, array + i, new_byte, ra);
}
}
diff --git a/target/s390x/translate.c b/target/s390x/translate.c
index e8eefec..b506cee 100644
--- a/target/s390x/translate.c
+++ b/target/s390x/translate.c
@@ -4070,7 +4070,6 @@ static ExitStatus op_tprot(DisasContext *s, DisasOps *o)
static ExitStatus op_tr(DisasContext *s, DisasOps *o)
{
TCGv_i32 l = tcg_const_i32(get_field(s->fields, l1));
- potential_page_fault(s);
gen_helper_tr(cpu_env, l, o->addr1, o->in2);
tcg_temp_free_i32(l);
set_cc_static(s);
--
2.9.4
- Re: [Qemu-devel] [PATCH 16/31] target/s390x: Use unwind data for helper_mvcle, (continued)
- [Qemu-devel] [PATCH 17/31] target/s390x: Use unwind data for helper_clcle, Richard Henderson, 2017/05/22
- [Qemu-devel] [PATCH 18/31] target/s390x: Use unwind data for helper_cksm, Richard Henderson, 2017/05/22
- [Qemu-devel] [PATCH 19/31] target/s390x: Use unwind data for helper_unpk, Richard Henderson, 2017/05/22
- [Qemu-devel] [PATCH 20/31] target/s390x: Use unwind data for helper_tr,
Richard Henderson <=
- [Qemu-devel] [PATCH 22/31] target/s390x: Use unwind data for helper_trt, Richard Henderson, 2017/05/22
- [Qemu-devel] [PATCH 21/31] target/s390x: Use unwind data for helper_tre, Richard Henderson, 2017/05/22
- [Qemu-devel] [PATCH 23/31] target/s390x: Use unwind data for helper_lctlg, Richard Henderson, 2017/05/22