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authorRichard Henderson <rth@twiddle.net>2012-08-23 14:33:03 -0700
committerRichard Henderson <rth@twiddle.net>2013-01-05 12:18:41 -0800
commit16d7b2a43b3325882d51677d76a0a3f082844f2b (patch)
tree5c94dc08038dd3defa089ad5143ca1ce4d7d2f2d /target-s390x/fpu_helper.c
parent5d7fd045cafeac1831c1999cb9e1251b7906c6b2 (diff)
downloadqemu-16d7b2a43b3325882d51677d76a0a3f082844f2b.zip
target-s390: Convert FP SQUARE ROOT
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-s390x/fpu_helper.c')
-rw-r--r--target-s390x/fpu_helper.c24
1 files changed, 21 insertions, 3 deletions
diff --git a/target-s390x/fpu_helper.c b/target-s390x/fpu_helper.c
index b46dd02178..3b28ccb620 100644
--- a/target-s390x/fpu_helper.c
+++ b/target-s390x/fpu_helper.c
@@ -613,8 +613,26 @@ uint32_t HELPER(tcxb)(uint64_t ah, uint64_t al, uint64_t m2)
return cc;
}
-/* square root 64-bit RR */
-void HELPER(sqdbr)(CPUS390XState *env, uint32_t f1, uint32_t f2)
+/* square root 32-bit */
+uint64_t HELPER(sqeb)(CPUS390XState *env, uint64_t f2)
{
- env->fregs[f1].d = float64_sqrt(env->fregs[f2].d, &env->fpu_status);
+ float32 ret = float32_sqrt(f2, &env->fpu_status);
+ handle_exceptions(env, GETPC());
+ return ret;
+}
+
+/* square root 64-bit */
+uint64_t HELPER(sqdb)(CPUS390XState *env, uint64_t f2)
+{
+ float64 ret = float64_sqrt(f2, &env->fpu_status);
+ handle_exceptions(env, GETPC());
+ return ret;
+}
+
+/* square root 128-bit */
+uint64_t HELPER(sqxb)(CPUS390XState *env, uint64_t ah, uint64_t al)
+{
+ float128 ret = float128_sqrt(make_float128(ah, al), &env->fpu_status);
+ handle_exceptions(env, GETPC());
+ return RET128(ret);
}