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-rw-r--r--accel/tcg/tcg-runtime-gvec.c268
1 files changed, 268 insertions, 0 deletions
diff --git a/accel/tcg/tcg-runtime-gvec.c b/accel/tcg/tcg-runtime-gvec.c
index 59d7a0a2fe..e6f99babcd 100644
--- a/accel/tcg/tcg-runtime-gvec.c
+++ b/accel/tcg/tcg-runtime-gvec.c
@@ -547,3 +547,271 @@ DO_CMP2(64)
#undef DO_CMP0
#undef DO_CMP1
#undef DO_CMP2
+
+void HELPER(gvec_ssadd8)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(int8_t)) {
+ int r = *(int8_t *)(a + i) + *(int8_t *)(b + i);
+ if (r > INT8_MAX) {
+ r = INT8_MAX;
+ } else if (r < INT8_MIN) {
+ r = INT8_MIN;
+ }
+ *(int8_t *)(d + i) = r;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_ssadd16)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(int16_t)) {
+ int r = *(int16_t *)(a + i) + *(int16_t *)(b + i);
+ if (r > INT16_MAX) {
+ r = INT16_MAX;
+ } else if (r < INT16_MIN) {
+ r = INT16_MIN;
+ }
+ *(int16_t *)(d + i) = r;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_ssadd32)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(int32_t)) {
+ int32_t ai = *(int32_t *)(a + i);
+ int32_t bi = *(int32_t *)(b + i);
+ int32_t di = ai + bi;
+ if (((di ^ ai) &~ (ai ^ bi)) < 0) {
+ /* Signed overflow. */
+ di = (di < 0 ? INT32_MAX : INT32_MIN);
+ }
+ *(int32_t *)(d + i) = di;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_ssadd64)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(int64_t)) {
+ int64_t ai = *(int64_t *)(a + i);
+ int64_t bi = *(int64_t *)(b + i);
+ int64_t di = ai + bi;
+ if (((di ^ ai) &~ (ai ^ bi)) < 0) {
+ /* Signed overflow. */
+ di = (di < 0 ? INT64_MAX : INT64_MIN);
+ }
+ *(int64_t *)(d + i) = di;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_sssub8)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(uint8_t)) {
+ int r = *(int8_t *)(a + i) - *(int8_t *)(b + i);
+ if (r > INT8_MAX) {
+ r = INT8_MAX;
+ } else if (r < INT8_MIN) {
+ r = INT8_MIN;
+ }
+ *(uint8_t *)(d + i) = r;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_sssub16)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(int16_t)) {
+ int r = *(int16_t *)(a + i) - *(int16_t *)(b + i);
+ if (r > INT16_MAX) {
+ r = INT16_MAX;
+ } else if (r < INT16_MIN) {
+ r = INT16_MIN;
+ }
+ *(int16_t *)(d + i) = r;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_sssub32)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(int32_t)) {
+ int32_t ai = *(int32_t *)(a + i);
+ int32_t bi = *(int32_t *)(b + i);
+ int32_t di = ai - bi;
+ if (((di ^ ai) & (ai ^ bi)) < 0) {
+ /* Signed overflow. */
+ di = (di < 0 ? INT32_MAX : INT32_MIN);
+ }
+ *(int32_t *)(d + i) = di;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_sssub64)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(int64_t)) {
+ int64_t ai = *(int64_t *)(a + i);
+ int64_t bi = *(int64_t *)(b + i);
+ int64_t di = ai - bi;
+ if (((di ^ ai) & (ai ^ bi)) < 0) {
+ /* Signed overflow. */
+ di = (di < 0 ? INT64_MAX : INT64_MIN);
+ }
+ *(int64_t *)(d + i) = di;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_usadd8)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(uint8_t)) {
+ unsigned r = *(uint8_t *)(a + i) + *(uint8_t *)(b + i);
+ if (r > UINT8_MAX) {
+ r = UINT8_MAX;
+ }
+ *(uint8_t *)(d + i) = r;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_usadd16)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(uint16_t)) {
+ unsigned r = *(uint16_t *)(a + i) + *(uint16_t *)(b + i);
+ if (r > UINT16_MAX) {
+ r = UINT16_MAX;
+ }
+ *(uint16_t *)(d + i) = r;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_usadd32)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(uint32_t)) {
+ uint32_t ai = *(uint32_t *)(a + i);
+ uint32_t bi = *(uint32_t *)(b + i);
+ uint32_t di = ai + bi;
+ if (di < ai) {
+ di = UINT32_MAX;
+ }
+ *(uint32_t *)(d + i) = di;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_usadd64)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(uint64_t)) {
+ uint64_t ai = *(uint64_t *)(a + i);
+ uint64_t bi = *(uint64_t *)(b + i);
+ uint64_t di = ai + bi;
+ if (di < ai) {
+ di = UINT64_MAX;
+ }
+ *(uint64_t *)(d + i) = di;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_ussub8)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(uint8_t)) {
+ int r = *(uint8_t *)(a + i) - *(uint8_t *)(b + i);
+ if (r < 0) {
+ r = 0;
+ }
+ *(uint8_t *)(d + i) = r;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_ussub16)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(uint16_t)) {
+ int r = *(uint16_t *)(a + i) - *(uint16_t *)(b + i);
+ if (r < 0) {
+ r = 0;
+ }
+ *(uint16_t *)(d + i) = r;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_ussub32)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(uint32_t)) {
+ uint32_t ai = *(uint32_t *)(a + i);
+ uint32_t bi = *(uint32_t *)(b + i);
+ uint32_t di = ai - bi;
+ if (ai < bi) {
+ di = 0;
+ }
+ *(uint32_t *)(d + i) = di;
+ }
+ clear_high(d, oprsz, desc);
+}
+
+void HELPER(gvec_ussub64)(void *d, void *a, void *b, uint32_t desc)
+{
+ intptr_t oprsz = simd_oprsz(desc);
+ intptr_t i;
+
+ for (i = 0; i < oprsz; i += sizeof(uint64_t)) {
+ uint64_t ai = *(uint64_t *)(a + i);
+ uint64_t bi = *(uint64_t *)(b + i);
+ uint64_t di = ai - bi;
+ if (ai < bi) {
+ di = 0;
+ }
+ *(uint64_t *)(d + i) = di;
+ }
+ clear_high(d, oprsz, desc);
+}
generated by cgit v1.2.1 (git 2.18.0) at 2024-05-20 05:16:23 +0000