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authorStephen Long <steplong@quicinc.com>2021-05-24 18:03:04 -0700
committerPeter Maydell <peter.maydell@linaro.org>2021-05-25 16:01:44 +0100
commit40d5ea508eef797adfd1863acf15224ab79e0aaf (patch)
tree98013dbd60e63f8d5336fc6e8070a6bf031ffdf5 /target/arm/sve_helper.c
parentd782d3ca9fc2f572607fe03b6e55514716981157 (diff)
target/arm: Implement SVE2 ADDHNB, ADDHNT
Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Stephen Long <steplong@quicinc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-id: 20210525010358.152808-39-richard.henderson@linaro.org Message-Id: <20200417162231.10374-2-steplong@quicinc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/arm/sve_helper.c')
-rw-r--r--target/arm/sve_helper.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
index 263663cfc4..df7413f9c9 100644
--- a/target/arm/sve_helper.c
+++ b/target/arm/sve_helper.c
@@ -2121,6 +2121,42 @@ DO_SHRNT(sve2_uqrshrnt_d, uint64_t, uint32_t, , H1_4, DO_UQRSHRN_D)
#undef DO_SHRNB
#undef DO_SHRNT
+#define DO_BINOPNB(NAME, TYPEW, TYPEN, SHIFT, OP) \
+void HELPER(NAME)(void *vd, void *vn, void *vm, uint32_t desc) \
+{ \
+ intptr_t i, opr_sz = simd_oprsz(desc); \
+ for (i = 0; i < opr_sz; i += sizeof(TYPEW)) { \
+ TYPEW nn = *(TYPEW *)(vn + i); \
+ TYPEW mm = *(TYPEW *)(vm + i); \
+ *(TYPEW *)(vd + i) = (TYPEN)OP(nn, mm, SHIFT); \
+ } \
+}
+
+#define DO_BINOPNT(NAME, TYPEW, TYPEN, SHIFT, HW, HN, OP) \
+void HELPER(NAME)(void *vd, void *vn, void *vm, uint32_t desc) \
+{ \
+ intptr_t i, opr_sz = simd_oprsz(desc); \
+ for (i = 0; i < opr_sz; i += sizeof(TYPEW)) { \
+ TYPEW nn = *(TYPEW *)(vn + HW(i)); \
+ TYPEW mm = *(TYPEW *)(vm + HW(i)); \
+ *(TYPEN *)(vd + HN(i + sizeof(TYPEN))) = OP(nn, mm, SHIFT); \
+ } \
+}
+
+#define DO_ADDHN(N, M, SH) ((N + M) >> SH)
+
+DO_BINOPNB(sve2_addhnb_h, uint16_t, uint8_t, 8, DO_ADDHN)
+DO_BINOPNB(sve2_addhnb_s, uint32_t, uint16_t, 16, DO_ADDHN)
+DO_BINOPNB(sve2_addhnb_d, uint64_t, uint32_t, 32, DO_ADDHN)
+
+DO_BINOPNT(sve2_addhnt_h, uint16_t, uint8_t, 8, H1_2, H1, DO_ADDHN)
+DO_BINOPNT(sve2_addhnt_s, uint32_t, uint16_t, 16, H1_4, H1_2, DO_ADDHN)
+DO_BINOPNT(sve2_addhnt_d, uint64_t, uint32_t, 32, , H1_4, DO_ADDHN)
+
+#undef DO_ADDHN
+
+#undef DO_BINOPNB
+
/* Fully general four-operand expander, controlled by a predicate.
*/
#define DO_ZPZZZ(NAME, TYPE, H, OP) \