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target/s390x: Use unwind data for helper_clm 

Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
master
Richard Henderson 2017-05-19 10:10:58 -07:00
parent e79f56f4d6
commit 868b5cbd91
2 changed files with 6 additions and 6 deletions
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11
target/s390x/mem_helper.c
View File

@ -268,16 +268,16 @@ uint32_t HELPER(clc)(CPUS390XState *env, uint32_t l, uint64_t s1, uint64_t s2)
uint32_t HELPER(clm)(CPUS390XState *env, uint32_t r1, uint32_t mask,
uint64_t addr)
{
uint8_t r, d;
uint32_t cc;
uintptr_t ra = GETPC();
uint32_t cc = 0;
HELPER_LOG("%s: r1 0x%x mask 0x%x addr 0x%" PRIx64 "\n", __func__, r1,
mask, addr);
cc = 0;
while (mask) {
if (mask & 8) {
d = cpu_ldub_data(env, addr);
r = (r1 & 0xff000000UL) >> 24;
uint8_t d = cpu_ldub_data_ra(env, addr, ra);
uint8_t r = extract32(r1, 24, 8);
HELPER_LOG("mask 0x%x %02x/%02x (0x%" PRIx64 ") ", mask, r, d,
addr);
if (r < d) {
@ -292,6 +292,7 @@ uint32_t HELPER(clm)(CPUS390XState *env, uint32_t r1, uint32_t mask,
mask = (mask << 1) & 0xf;
r1 <<= 8;
}
HELPER_LOG("\n");
return cc;
}

1
target/s390x/translate.c
View File

@ -1933,7 +1933,6 @@ static ExitStatus op_clm(DisasContext *s, DisasOps *o)
TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
TCGv_i32 t1 = tcg_temp_new_i32();
tcg_gen_extrl_i64_i32(t1, o->in1);
potential_page_fault(s);
gen_helper_clm(cc_op, cpu_env, t1, m3, o->in2);
set_cc_static(s);
tcg_temp_free_i32(t1);