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authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/target-arm/neon_helper.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/target-arm/neon_helper.c')
-rw-r--r--qemu/target-arm/neon_helper.c2242
1 files changed, 0 insertions, 2242 deletions
diff --git a/qemu/target-arm/neon_helper.c b/qemu/target-arm/neon_helper.c
deleted file mode 100644
index 1f1844f5b..000000000
--- a/qemu/target-arm/neon_helper.c
+++ /dev/null
@@ -1,2242 +0,0 @@
-/*
- * ARM NEON vector operations.
- *
- * Copyright (c) 2007, 2008 CodeSourcery.
- * Written by Paul Brook
- *
- * This code is licensed under the GNU GPL v2.
- */
-#include "qemu/osdep.h"
-
-#include "cpu.h"
-#include "exec/exec-all.h"
-#include "exec/helper-proto.h"
-
-#define SIGNBIT (uint32_t)0x80000000
-#define SIGNBIT64 ((uint64_t)1 << 63)
-
-#define SET_QC() env->vfp.xregs[ARM_VFP_FPSCR] |= CPSR_Q
-
-#define NEON_TYPE1(name, type) \
-typedef struct \
-{ \
- type v1; \
-} neon_##name;
-#ifdef HOST_WORDS_BIGENDIAN
-#define NEON_TYPE2(name, type) \
-typedef struct \
-{ \
- type v2; \
- type v1; \
-} neon_##name;
-#define NEON_TYPE4(name, type) \
-typedef struct \
-{ \
- type v4; \
- type v3; \
- type v2; \
- type v1; \
-} neon_##name;
-#else
-#define NEON_TYPE2(name, type) \
-typedef struct \
-{ \
- type v1; \
- type v2; \
-} neon_##name;
-#define NEON_TYPE4(name, type) \
-typedef struct \
-{ \
- type v1; \
- type v2; \
- type v3; \
- type v4; \
-} neon_##name;
-#endif
-
-NEON_TYPE4(s8, int8_t)
-NEON_TYPE4(u8, uint8_t)
-NEON_TYPE2(s16, int16_t)
-NEON_TYPE2(u16, uint16_t)
-NEON_TYPE1(s32, int32_t)
-NEON_TYPE1(u32, uint32_t)
-#undef NEON_TYPE4
-#undef NEON_TYPE2
-#undef NEON_TYPE1
-
-/* Copy from a uint32_t to a vector structure type. */
-#define NEON_UNPACK(vtype, dest, val) do { \
- union { \
- vtype v; \
- uint32_t i; \
- } conv_u; \
- conv_u.i = (val); \
- dest = conv_u.v; \
- } while(0)
-
-/* Copy from a vector structure type to a uint32_t. */
-#define NEON_PACK(vtype, dest, val) do { \
- union { \
- vtype v; \
- uint32_t i; \
- } conv_u; \
- conv_u.v = (val); \
- dest = conv_u.i; \
- } while(0)
-
-#define NEON_DO1 \
- NEON_FN(vdest.v1, vsrc1.v1, vsrc2.v1);
-#define NEON_DO2 \
- NEON_FN(vdest.v1, vsrc1.v1, vsrc2.v1); \
- NEON_FN(vdest.v2, vsrc1.v2, vsrc2.v2);
-#define NEON_DO4 \
- NEON_FN(vdest.v1, vsrc1.v1, vsrc2.v1); \
- NEON_FN(vdest.v2, vsrc1.v2, vsrc2.v2); \
- NEON_FN(vdest.v3, vsrc1.v3, vsrc2.v3); \
- NEON_FN(vdest.v4, vsrc1.v4, vsrc2.v4);
-
-#define NEON_VOP_BODY(vtype, n) \
-{ \
- uint32_t res; \
- vtype vsrc1; \
- vtype vsrc2; \
- vtype vdest; \
- NEON_UNPACK(vtype, vsrc1, arg1); \
- NEON_UNPACK(vtype, vsrc2, arg2); \
- NEON_DO##n; \
- NEON_PACK(vtype, res, vdest); \
- return res; \
-}
-
-#define NEON_VOP(name, vtype, n) \
-uint32_t HELPER(glue(neon_,name))(uint32_t arg1, uint32_t arg2) \
-NEON_VOP_BODY(vtype, n)
-
-#define NEON_VOP_ENV(name, vtype, n) \
-uint32_t HELPER(glue(neon_,name))(CPUARMState *env, uint32_t arg1, uint32_t arg2) \
-NEON_VOP_BODY(vtype, n)
-
-/* Pairwise operations. */
-/* For 32-bit elements each segment only contains a single element, so
- the elementwise and pairwise operations are the same. */
-#define NEON_PDO2 \
- NEON_FN(vdest.v1, vsrc1.v1, vsrc1.v2); \
- NEON_FN(vdest.v2, vsrc2.v1, vsrc2.v2);
-#define NEON_PDO4 \
- NEON_FN(vdest.v1, vsrc1.v1, vsrc1.v2); \
- NEON_FN(vdest.v2, vsrc1.v3, vsrc1.v4); \
- NEON_FN(vdest.v3, vsrc2.v1, vsrc2.v2); \
- NEON_FN(vdest.v4, vsrc2.v3, vsrc2.v4); \
-
-#define NEON_POP(name, vtype, n) \
-uint32_t HELPER(glue(neon_,name))(uint32_t arg1, uint32_t arg2) \
-{ \
- uint32_t res; \
- vtype vsrc1; \
- vtype vsrc2; \
- vtype vdest; \
- NEON_UNPACK(vtype, vsrc1, arg1); \
- NEON_UNPACK(vtype, vsrc2, arg2); \
- NEON_PDO##n; \
- NEON_PACK(vtype, res, vdest); \
- return res; \
-}
-
-/* Unary operators. */
-#define NEON_VOP1(name, vtype, n) \
-uint32_t HELPER(glue(neon_,name))(uint32_t arg) \
-{ \
- vtype vsrc1; \
- vtype vdest; \
- NEON_UNPACK(vtype, vsrc1, arg); \
- NEON_DO##n; \
- NEON_PACK(vtype, arg, vdest); \
- return arg; \
-}
-
-
-#define NEON_USAT(dest, src1, src2, type) do { \
- uint32_t tmp = (uint32_t)src1 + (uint32_t)src2; \
- if (tmp != (type)tmp) { \
- SET_QC(); \
- dest = ~0; \
- } else { \
- dest = tmp; \
- }} while(0)
-#define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint8_t)
-NEON_VOP_ENV(qadd_u8, neon_u8, 4)
-#undef NEON_FN
-#define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint16_t)
-NEON_VOP_ENV(qadd_u16, neon_u16, 2)
-#undef NEON_FN
-#undef NEON_USAT
-
-uint32_t HELPER(neon_qadd_u32)(CPUARMState *env, uint32_t a, uint32_t b)
-{
- uint32_t res = a + b;
- if (res < a) {
- SET_QC();
- res = ~0;
- }
- return res;
-}
-
-uint64_t HELPER(neon_qadd_u64)(CPUARMState *env, uint64_t src1, uint64_t src2)
-{
- uint64_t res;
-
- res = src1 + src2;
- if (res < src1) {
- SET_QC();
- res = ~(uint64_t)0;
- }
- return res;
-}
-
-#define NEON_SSAT(dest, src1, src2, type) do { \
- int32_t tmp = (uint32_t)src1 + (uint32_t)src2; \
- if (tmp != (type)tmp) { \
- SET_QC(); \
- if (src2 > 0) { \
- tmp = (1 << (sizeof(type) * 8 - 1)) - 1; \
- } else { \
- tmp = 1 << (sizeof(type) * 8 - 1); \
- } \
- } \
- dest = tmp; \
- } while(0)
-#define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int8_t)
-NEON_VOP_ENV(qadd_s8, neon_s8, 4)
-#undef NEON_FN
-#define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int16_t)
-NEON_VOP_ENV(qadd_s16, neon_s16, 2)
-#undef NEON_FN
-#undef NEON_SSAT
-
-uint32_t HELPER(neon_qadd_s32)(CPUARMState *env, uint32_t a, uint32_t b)
-{
- uint32_t res = a + b;
- if (((res ^ a) & SIGNBIT) && !((a ^ b) & SIGNBIT)) {
- SET_QC();
- res = ~(((int32_t)a >> 31) ^ SIGNBIT);
- }
- return res;
-}
-
-uint64_t HELPER(neon_qadd_s64)(CPUARMState *env, uint64_t src1, uint64_t src2)
-{
- uint64_t res;
-
- res = src1 + src2;
- if (((res ^ src1) & SIGNBIT64) && !((src1 ^ src2) & SIGNBIT64)) {
- SET_QC();
- res = ((int64_t)src1 >> 63) ^ ~SIGNBIT64;
- }
- return res;
-}
-
-/* Unsigned saturating accumulate of signed value
- *
- * Op1/Rn is treated as signed
- * Op2/Rd is treated as unsigned
- *
- * Explicit casting is used to ensure the correct sign extension of
- * inputs. The result is treated as a unsigned value and saturated as such.
- *
- * We use a macro for the 8/16 bit cases which expects signed integers of va,
- * vb, and vr for interim calculation and an unsigned 32 bit result value r.
- */
-
-#define USATACC(bits, shift) \
- do { \
- va = sextract32(a, shift, bits); \
- vb = extract32(b, shift, bits); \
- vr = va + vb; \
- if (vr > UINT##bits##_MAX) { \
- SET_QC(); \
- vr = UINT##bits##_MAX; \
- } else if (vr < 0) { \
- SET_QC(); \
- vr = 0; \
- } \
- r = deposit32(r, shift, bits, vr); \
- } while (0)
-
-uint32_t HELPER(neon_uqadd_s8)(CPUARMState *env, uint32_t a, uint32_t b)
-{
- int16_t va, vb, vr;
- uint32_t r = 0;
-
- USATACC(8, 0);
- USATACC(8, 8);
- USATACC(8, 16);
- USATACC(8, 24);
- return r;
-}
-
-uint32_t HELPER(neon_uqadd_s16)(CPUARMState *env, uint32_t a, uint32_t b)
-{
- int32_t va, vb, vr;
- uint64_t r = 0;
-
- USATACC(16, 0);
- USATACC(16, 16);
- return r;
-}
-
-#undef USATACC
-
-uint32_t HELPER(neon_uqadd_s32)(CPUARMState *env, uint32_t a, uint32_t b)
-{
- int64_t va = (int32_t)a;
- int64_t vb = (uint32_t)b;
- int64_t vr = va + vb;
- if (vr > UINT32_MAX) {
- SET_QC();
- vr = UINT32_MAX;
- } else if (vr < 0) {
- SET_QC();
- vr = 0;
- }
- return vr;
-}
-
-uint64_t HELPER(neon_uqadd_s64)(CPUARMState *env, uint64_t a, uint64_t b)
-{
- uint64_t res;
- res = a + b;
- /* We only need to look at the pattern of SIGN bits to detect
- * +ve/-ve saturation
- */
- if (~a & b & ~res & SIGNBIT64) {
- SET_QC();
- res = UINT64_MAX;
- } else if (a & ~b & res & SIGNBIT64) {
- SET_QC();
- res = 0;
- }
- return res;
-}
-
-/* Signed saturating accumulate of unsigned value
- *
- * Op1/Rn is treated as unsigned
- * Op2/Rd is treated as signed
- *
- * The result is treated as a signed value and saturated as such
- *
- * We use a macro for the 8/16 bit cases which expects signed integers of va,
- * vb, and vr for interim calculation and an unsigned 32 bit result value r.
- */
-
-#define SSATACC(bits, shift) \
- do { \
- va = extract32(a, shift, bits); \
- vb = sextract32(b, shift, bits); \
- vr = va + vb; \
- if (vr > INT##bits##_MAX) { \
- SET_QC(); \
- vr = INT##bits##_MAX; \
- } else if (vr < INT##bits##_MIN) { \
- SET_QC(); \
- vr = INT##bits##_MIN; \
- } \
- r = deposit32(r, shift, bits, vr); \
- } while (0)
-
-uint32_t HELPER(neon_sqadd_u8)(CPUARMState *env, uint32_t a, uint32_t b)
-{
- int16_t va, vb, vr;
- uint32_t r = 0;
-
- SSATACC(8, 0);
- SSATACC(8, 8);
- SSATACC(8, 16);
- SSATACC(8, 24);
- return r;
-}
-
-uint32_t HELPER(neon_sqadd_u16)(CPUARMState *env, uint32_t a, uint32_t b)
-{
- int32_t va, vb, vr;
- uint32_t r = 0;
-
- SSATACC(16, 0);
- SSATACC(16, 16);
-
- return r;
-}
-
-#undef SSATACC
-
-uint32_t HELPER(neon_sqadd_u32)(CPUARMState *env, uint32_t a, uint32_t b)
-{
- int64_t res;
- int64_t op1 = (uint32_t)a;
- int64_t op2 = (int32_t)b;
- res = op1 + op2;
- if (res > INT32_MAX) {
- SET_QC();
- res = INT32_MAX;
- } else if (res < INT32_MIN) {
- SET_QC();
- res = INT32_MIN;
- }
- return res;
-}
-
-uint64_t HELPER(neon_sqadd_u64)(CPUARMState *env, uint64_t a, uint64_t b)
-{
- uint64_t res;
- res = a + b;
- /* We only need to look at the pattern of SIGN bits to detect an overflow */
- if (((a & res)
- | (~b & res)
- | (a & ~b)) & SIGNBIT64) {
- SET_QC();
- res = INT64_MAX;
- }
- return res;
-}
-
-
-#define NEON_USAT(dest, src1, src2, type) do { \
- uint32_t tmp = (uint32_t)src1 - (uint32_t)src2; \
- if (tmp != (type)tmp) { \
- SET_QC(); \
- dest = 0; \
- } else { \
- dest = tmp; \
- }} while(0)
-#define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint8_t)
-NEON_VOP_ENV(qsub_u8, neon_u8, 4)
-#undef NEON_FN
-#define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint16_t)
-NEON_VOP_ENV(qsub_u16, neon_u16, 2)
-#undef NEON_FN
-#undef NEON_USAT
-
-uint32_t HELPER(neon_qsub_u32)(CPUARMState *env, uint32_t a, uint32_t b)
-{
- uint32_t res = a - b;
- if (res > a) {
- SET_QC();
- res = 0;
- }
- return res;
-}
-
-uint64_t HELPER(neon_qsub_u64)(CPUARMState *env, uint64_t src1, uint64_t src2)
-{
- uint64_t res;
-
- if (src1 < src2) {
- SET_QC();
- res = 0;
- } else {
- res = src1 - src2;
- }
- return res;
-}
-
-#define NEON_SSAT(dest, src1, src2, type) do { \
- int32_t tmp = (uint32_t)src1 - (uint32_t)src2; \
- if (tmp != (type)tmp) { \
- SET_QC(); \
- if (src2 < 0) { \
- tmp = (1 << (sizeof(type) * 8 - 1)) - 1; \
- } else { \
- tmp = 1 << (sizeof(type) * 8 - 1); \
- } \
- } \
- dest = tmp; \
- } while(0)
-#define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int8_t)
-NEON_VOP_ENV(qsub_s8, neon_s8, 4)
-#undef NEON_FN
-#define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int16_t)
-NEON_VOP_ENV(qsub_s16, neon_s16, 2)
-#undef NEON_FN
-#undef NEON_SSAT
-
-uint32_t HELPER(neon_qsub_s32)(CPUARMState *env, uint32_t a, uint32_t b)
-{
- uint32_t res = a - b;
- if (((res ^ a) & SIGNBIT) && ((a ^ b) & SIGNBIT)) {
- SET_QC();
- res = ~(((int32_t)a >> 31) ^ SIGNBIT);
- }
- return res;
-}
-
-uint64_t HELPER(neon_qsub_s64)(CPUARMState *env, uint64_t src1, uint64_t src2)
-{
- uint64_t res;
-
- res = src1 - src2;
- if (((res ^ src1) & SIGNBIT64) && ((src1 ^ src2) & SIGNBIT64)) {
- SET_QC();
- res = ((int64_t)src1 >> 63) ^ ~SIGNBIT64;
- }
- return res;
-}
-
-#define NEON_FN(dest, src1, src2) dest = (src1 + src2) >> 1
-NEON_VOP(hadd_s8, neon_s8, 4)
-NEON_VOP(hadd_u8, neon_u8, 4)
-NEON_VOP(hadd_s16, neon_s16, 2)
-NEON_VOP(hadd_u16, neon_u16, 2)
-#undef NEON_FN
-
-int32_t HELPER(neon_hadd_s32)(int32_t src1, int32_t src2)
-{
- int32_t dest;
-
- dest = (src1 >> 1) + (src2 >> 1);
- if (src1 & src2 & 1)
- dest++;
- return dest;
-}
-
-uint32_t HELPER(neon_hadd_u32)(uint32_t src1, uint32_t src2)
-{
- uint32_t dest;
-
- dest = (src1 >> 1) + (src2 >> 1);
- if (src1 & src2 & 1)
- dest++;
- return dest;
-}
-
-#define NEON_FN(dest, src1, src2) dest = (src1 + src2 + 1) >> 1
-NEON_VOP(rhadd_s8, neon_s8, 4)
-NEON_VOP(rhadd_u8, neon_u8, 4)
-NEON_VOP(rhadd_s16, neon_s16, 2)
-NEON_VOP(rhadd_u16, neon_u16, 2)
-#undef NEON_FN
-
-int32_t HELPER(neon_rhadd_s32)(int32_t src1, int32_t src2)
-{
- int32_t dest;
-
- dest = (src1 >> 1) + (src2 >> 1);
- if ((src1 | src2) & 1)
- dest++;
- return dest;
-}
-
-uint32_t HELPER(neon_rhadd_u32)(uint32_t src1, uint32_t src2)
-{
- uint32_t dest;
-
- dest = (src1 >> 1) + (src2 >> 1);
- if ((src1 | src2) & 1)
- dest++;
- return dest;
-}
-
-#define NEON_FN(dest, src1, src2) dest = (src1 - src2) >> 1
-NEON_VOP(hsub_s8, neon_s8, 4)
-NEON_VOP(hsub_u8, neon_u8, 4)
-NEON_VOP(hsub_s16, neon_s16, 2)
-NEON_VOP(hsub_u16, neon_u16, 2)
-#undef NEON_FN
-
-int32_t HELPER(neon_hsub_s32)(int32_t src1, int32_t src2)
-{
- int32_t dest;
-
- dest = (src1 >> 1) - (src2 >> 1);
- if ((~src1) & src2 & 1)
- dest--;
- return dest;
-}
-
-uint32_t HELPER(neon_hsub_u32)(uint32_t src1, uint32_t src2)
-{
- uint32_t dest;
-
- dest = (src1 >> 1) - (src2 >> 1);
- if ((~src1) & src2 & 1)
- dest--;
- return dest;
-}
-
-#define NEON_FN(dest, src1, src2) dest = (src1 > src2) ? ~0 : 0
-NEON_VOP(cgt_s8, neon_s8, 4)
-NEON_VOP(cgt_u8, neon_u8, 4)
-NEON_VOP(cgt_s16, neon_s16, 2)
-NEON_VOP(cgt_u16, neon_u16, 2)
-NEON_VOP(cgt_s32, neon_s32, 1)
-NEON_VOP(cgt_u32, neon_u32, 1)
-#undef NEON_FN
-
-#define NEON_FN(dest, src1, src2) dest = (src1 >= src2) ? ~0 : 0
-NEON_VOP(cge_s8, neon_s8, 4)
-NEON_VOP(cge_u8, neon_u8, 4)
-NEON_VOP(cge_s16, neon_s16, 2)
-NEON_VOP(cge_u16, neon_u16, 2)
-NEON_VOP(cge_s32, neon_s32, 1)
-NEON_VOP(cge_u32, neon_u32, 1)
-#undef NEON_FN
-
-#define NEON_FN(dest, src1, src2) dest = (src1 < src2) ? src1 : src2
-NEON_VOP(min_s8, neon_s8, 4)
-NEON_VOP(min_u8, neon_u8, 4)
-NEON_VOP(min_s16, neon_s16, 2)
-NEON_VOP(min_u16, neon_u16, 2)
-NEON_VOP(min_s32, neon_s32, 1)
-NEON_VOP(min_u32, neon_u32, 1)
-NEON_POP(pmin_s8, neon_s8, 4)
-NEON_POP(pmin_u8, neon_u8, 4)
-NEON_POP(pmin_s16, neon_s16, 2)
-NEON_POP(pmin_u16, neon_u16, 2)
-#undef NEON_FN
-
-#define NEON_FN(dest, src1, src2) dest = (src1 > src2) ? src1 : src2
-NEON_VOP(max_s8, neon_s8, 4)
-NEON_VOP(max_u8, neon_u8, 4)
-NEON_VOP(max_s16, neon_s16, 2)
-NEON_VOP(max_u16, neon_u16, 2)
-NEON_VOP(max_s32, neon_s32, 1)
-NEON_VOP(max_u32, neon_u32, 1)
-NEON_POP(pmax_s8, neon_s8, 4)
-NEON_POP(pmax_u8, neon_u8, 4)
-NEON_POP(pmax_s16, neon_s16, 2)
-NEON_POP(pmax_u16, neon_u16, 2)
-#undef NEON_FN
-
-#define NEON_FN(dest, src1, src2) \
- dest = (src1 > src2) ? (src1 - src2) : (src2 - src1)
-NEON_VOP(abd_s8, neon_s8, 4)
-NEON_VOP(abd_u8, neon_u8, 4)
-NEON_VOP(abd_s16, neon_s16, 2)
-NEON_VOP(abd_u16, neon_u16, 2)
-NEON_VOP(abd_s32, neon_s32, 1)
-NEON_VOP(abd_u32, neon_u32, 1)
-#undef NEON_FN
-
-#define NEON_FN(dest, src1, src2) do { \
- int8_t tmp; \
- tmp = (int8_t)src2; \
- if (tmp >= (ssize_t)sizeof(src1) * 8 || \
- tmp <= -(ssize_t)sizeof(src1) * 8) { \
- dest = 0; \
- } else if (tmp < 0) { \
- dest = src1 >> -tmp; \
- } else { \
- dest = src1 << tmp; \
- }} while (0)
-NEON_VOP(shl_u8, neon_u8, 4)
-NEON_VOP(shl_u16, neon_u16, 2)
-NEON_VOP(shl_u32, neon_u32, 1)
-#undef NEON_FN
-
-uint64_t HELPER(neon_shl_u64)(uint64_t val, uint64_t shiftop)
-{
- int8_t shift = (int8_t)shiftop;
- if (shift >= 64 || shift <= -64) {
- val = 0;
- } else if (shift < 0) {
- val >>= -shift;
- } else {
- val <<= shift;
- }
- return val;
-}
-
-#define NEON_FN(dest, src1, src2) do { \
- int8_t tmp; \
- tmp = (int8_t)src2; \
- if (tmp >= (ssize_t)sizeof(src1) * 8) { \
- dest = 0; \
- } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \
- dest = src1 >> (sizeof(src1) * 8 - 1); \
- } else if (tmp < 0) { \
- dest = src1 >> -tmp; \
- } else { \
- dest = src1 << tmp; \
- }} while (0)
-NEON_VOP(shl_s8, neon_s8, 4)
-NEON_VOP(shl_s16, neon_s16, 2)
-NEON_VOP(shl_s32, neon_s32, 1)
-#undef NEON_FN
-
-uint64_t HELPER(neon_shl_s64)(uint64_t valop, uint64_t shiftop)
-{
- int8_t shift = (int8_t)shiftop;
- int64_t val = valop;
- if (shift >= 64) {
- val = 0;
- } else if (shift <= -64) {
- val >>= 63;
- } else if (shift < 0) {
- val >>= -shift;
- } else {
- val <<= shift;
- }
- return val;
-}
-
-#define NEON_FN(dest, src1, src2) do { \
- int8_t tmp; \
- tmp = (int8_t)src2; \
- if ((tmp >= (ssize_t)sizeof(src1) * 8) \
- || (tmp <= -(ssize_t)sizeof(src1) * 8)) { \
- dest = 0; \
- } else if (tmp < 0) { \
- dest = (src1 + (1 << (-1 - tmp))) >> -tmp; \
- } else { \
- dest = src1 << tmp; \
- }} while (0)
-NEON_VOP(rshl_s8, neon_s8, 4)
-NEON_VOP(rshl_s16, neon_s16, 2)
-#undef NEON_FN
-
-/* The addition of the rounding constant may overflow, so we use an
- * intermediate 64 bit accumulator. */
-uint32_t HELPER(neon_rshl_s32)(uint32_t valop, uint32_t shiftop)
-{
- int32_t dest;
- int32_t val = (int32_t)valop;
- int8_t shift = (int8_t)shiftop;
- if ((shift >= 32) || (shift <= -32)) {
- dest = 0;
- } else if (shift < 0) {
- int64_t big_dest = ((int64_t)val + (1 << (-1 - shift)));
- dest = big_dest >> -shift;
- } else {
- dest = val << shift;
- }
- return dest;
-}
-
-/* Handling addition overflow with 64 bit input values is more
- * tricky than with 32 bit values. */
-uint64_t HELPER(neon_rshl_s64)(uint64_t valop, uint64_t shiftop)
-{
- int8_t shift = (int8_t)shiftop;
- int64_t val = valop;
- if ((shift >= 64) || (shift <= -64)) {
- val = 0;
- } else if (shift < 0) {
- val >>= (-shift - 1);
- if (val == INT64_MAX) {
- /* In this case, it means that the rounding constant is 1,
- * and the addition would overflow. Return the actual
- * result directly. */
- val = 0x4000000000000000LL;
- } else {
- val++;
- val >>= 1;
- }
- } else {
- val <<= shift;
- }
- return val;
-}
-
-#define NEON_FN(dest, src1, src2) do { \
- int8_t tmp; \
- tmp = (int8_t)src2; \
- if (tmp >= (ssize_t)sizeof(src1) * 8 || \
- tmp < -(ssize_t)sizeof(src1) * 8) { \
- dest = 0; \
- } else if (tmp == -(ssize_t)sizeof(src1) * 8) { \
- dest = src1 >> (-tmp - 1); \
- } else if (tmp < 0) { \
- dest = (src1 + (1 << (-1 - tmp))) >> -tmp; \
- } else { \
- dest = src1 << tmp; \
- }} while (0)
-NEON_VOP(rshl_u8, neon_u8, 4)
-NEON_VOP(rshl_u16, neon_u16, 2)
-#undef NEON_FN
-
-/* The addition of the rounding constant may overflow, so we use an
- * intermediate 64 bit accumulator. */
-uint32_t HELPER(neon_rshl_u32)(uint32_t val, uint32_t shiftop)
-{
- uint32_t dest;
- int8_t shift = (int8_t)shiftop;
- if (shift >= 32 || shift < -32) {
- dest = 0;
- } else if (shift == -32) {
- dest = val >> 31;
- } else if (shift < 0) {
- uint64_t big_dest = ((uint64_t)val + (1 << (-1 - shift)));
- dest = big_dest >> -shift;
- } else {
- dest = val << shift;
- }
- return dest;
-}
-
-/* Handling addition overflow with 64 bit input values is more
- * tricky than with 32 bit values. */
-uint64_t HELPER(neon_rshl_u64)(uint64_t val, uint64_t shiftop)
-{
- int8_t shift = (uint8_t)shiftop;
- if (shift >= 64 || shift < -64) {
- val = 0;
- } else if (shift == -64) {
- /* Rounding a 1-bit result just preserves that bit. */
- val >>= 63;
- } else if (shift < 0) {
- val >>= (-shift - 1);
- if (val == UINT64_MAX) {
- /* In this case, it means that the rounding constant is 1,
- * and the addition would overflow. Return the actual
- * result directly. */
- val = 0x8000000000000000ULL;
- } else {
- val++;
- val >>= 1;
- }
- } else {
- val <<= shift;
- }
- return val;
-}
-
-#define NEON_FN(dest, src1, src2) do { \
- int8_t tmp; \
- tmp = (int8_t)src2; \
- if (tmp >= (ssize_t)sizeof(src1) * 8) { \
- if (src1) { \
- SET_QC(); \
- dest = ~0; \
- } else { \
- dest = 0; \
- } \
- } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \
- dest = 0; \
- } else if (tmp < 0) { \
- dest = src1 >> -tmp; \
- } else { \
- dest = src1 << tmp; \
- if ((dest >> tmp) != src1) { \
- SET_QC(); \
- dest = ~0; \
- } \
- }} while (0)
-NEON_VOP_ENV(qshl_u8, neon_u8, 4)
-NEON_VOP_ENV(qshl_u16, neon_u16, 2)
-NEON_VOP_ENV(qshl_u32, neon_u32, 1)
-#undef NEON_FN
-
-uint64_t HELPER(neon_qshl_u64)(CPUARMState *env, uint64_t val, uint64_t shiftop)
-{
- int8_t shift = (int8_t)shiftop;
- if (shift >= 64) {
- if (val) {
- val = ~(uint64_t)0;
- SET_QC();
- }
- } else if (shift <= -64) {
- val = 0;
- } else if (shift < 0) {
- val >>= -shift;
- } else {
- uint64_t tmp = val;
- val <<= shift;
- if ((val >> shift) != tmp) {
- SET_QC();
- val = ~(uint64_t)0;
- }
- }
- return val;
-}
-
-#define NEON_FN(dest, src1, src2) do { \
- int8_t tmp; \
- tmp = (int8_t)src2; \
- if (tmp >= (ssize_t)sizeof(src1) * 8) { \
- if (src1) { \
- SET_QC(); \
- dest = (uint32_t)(1 << (sizeof(src1) * 8 - 1)); \
- if (src1 > 0) { \
- dest--; \
- } \
- } else { \
- dest = src1; \
- } \
- } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \
- dest = src1 >> 31; \
- } else if (tmp < 0) { \
- dest = src1 >> -tmp; \
- } else { \
- dest = src1 << tmp; \
- if ((dest >> tmp) != src1) { \
- SET_QC(); \
- dest = (uint32_t)(1 << (sizeof(src1) * 8 - 1)); \
- if (src1 > 0) { \
- dest--; \
- } \
- } \
- }} while (0)
-NEON_VOP_ENV(qshl_s8, neon_s8, 4)
-NEON_VOP_ENV(qshl_s16, neon_s16, 2)
-NEON_VOP_ENV(qshl_s32, neon_s32, 1)
-#undef NEON_FN
-
-uint64_t HELPER(neon_qshl_s64)(CPUARMState *env, uint64_t valop, uint64_t shiftop)
-{
- int8_t shift = (uint8_t)shiftop;
- int64_t val = valop;
- if (shift >= 64) {
- if (val) {
- SET_QC();
- val = (val >> 63) ^ ~SIGNBIT64;
- }
- } else if (shift <= -64) {
- val >>= 63;
- } else if (shift < 0) {
- val >>= -shift;
- } else {
- int64_t tmp = val;
- val <<= shift;
- if ((val >> shift) != tmp) {
- SET_QC();
- val = (tmp >> 63) ^ ~SIGNBIT64;
- }
- }
- return val;
-}
-
-#define NEON_FN(dest, src1, src2) do { \
- if (src1 & (1 << (sizeof(src1) * 8 - 1))) { \
- SET_QC(); \
- dest = 0; \
- } else { \
- int8_t tmp; \
- tmp = (int8_t)src2; \
- if (tmp >= (ssize_t)sizeof(src1) * 8) { \
- if (src1) { \
- SET_QC(); \
- dest = ~0; \
- } else { \
- dest = 0; \
- } \
- } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \
- dest = 0; \
- } else if (tmp < 0) { \
- dest = src1 >> -tmp; \
- } else { \
- dest = src1 << tmp; \
- if ((dest >> tmp) != src1) { \
- SET_QC(); \
- dest = ~0; \
- } \
- } \
- }} while (0)
-NEON_VOP_ENV(qshlu_s8, neon_u8, 4)
-NEON_VOP_ENV(qshlu_s16, neon_u16, 2)
-#undef NEON_FN
-
-uint32_t HELPER(neon_qshlu_s32)(CPUARMState *env, uint32_t valop, uint32_t shiftop)
-{
- if ((int32_t)valop < 0) {
- SET_QC();
- return 0;
- }
- return helper_neon_qshl_u32(env, valop, shiftop);
-}
-
-uint64_t HELPER(neon_qshlu_s64)(CPUARMState *env, uint64_t valop, uint64_t shiftop)
-{
- if ((int64_t)valop < 0) {
- SET_QC();
- return 0;
- }
- return helper_neon_qshl_u64(env, valop, shiftop);
-}
-
-#define NEON_FN(dest, src1, src2) do { \
- int8_t tmp; \
- tmp = (int8_t)src2; \
- if (tmp >= (ssize_t)sizeof(src1) * 8) { \
- if (src1) { \
- SET_QC(); \
- dest = ~0; \
- } else { \
- dest = 0; \
- } \
- } else if (tmp < -(ssize_t)sizeof(src1) * 8) { \
- dest = 0; \
- } else if (tmp == -(ssize_t)sizeof(src1) * 8) { \
- dest = src1 >> (sizeof(src1) * 8 - 1); \
- } else if (tmp < 0) { \
- dest = (src1 + (1 << (-1 - tmp))) >> -tmp; \
- } else { \
- dest = src1 << tmp; \
- if ((dest >> tmp) != src1) { \
- SET_QC(); \
- dest = ~0; \
- } \
- }} while (0)
-NEON_VOP_ENV(qrshl_u8, neon_u8, 4)
-NEON_VOP_ENV(qrshl_u16, neon_u16, 2)
-#undef NEON_FN
-
-/* The addition of the rounding constant may overflow, so we use an
- * intermediate 64 bit accumulator. */
-uint32_t HELPER(neon_qrshl_u32)(CPUARMState *env, uint32_t val, uint32_t shiftop)
-{
- uint32_t dest;
- int8_t shift = (int8_t)shiftop;
- if (shift >= 32) {
- if (val) {
- SET_QC();
- dest = ~0;
- } else {
- dest = 0;
- }
- } else if (shift < -32) {
- dest = 0;
- } else if (shift == -32) {
- dest = val >> 31;
- } else if (shift < 0) {
- uint64_t big_dest = ((uint64_t)val + (1 << (-1 - shift)));
- dest = big_dest >> -shift;
- } else {
- dest = val << shift;
- if ((dest >> shift) != val) {
- SET_QC();
- dest = ~0;
- }
- }
- return dest;
-}
-
-/* Handling addition overflow with 64 bit input values is more
- * tricky than with 32 bit values. */
-uint64_t HELPER(neon_qrshl_u64)(CPUARMState *env, uint64_t val, uint64_t shiftop)
-{
- int8_t shift = (int8_t)shiftop;
- if (shift >= 64) {
- if (val) {
- SET_QC();
- val = ~0;
- }
- } else if (shift < -64) {
- val = 0;
- } else if (shift == -64) {
- val >>= 63;
- } else if (shift < 0) {
- val >>= (-shift - 1);
- if (val == UINT64_MAX) {
- /* In this case, it means that the rounding constant is 1,
- * and the addition would overflow. Return the actual
- * result directly. */
- val = 0x8000000000000000ULL;
- } else {
- val++;
- val >>= 1;
- }
- } else { \
- uint64_t tmp = val;
- val <<= shift;
- if ((val >> shift) != tmp) {
- SET_QC();
- val = ~0;
- }
- }
- return val;
-}
-
-#define NEON_FN(dest, src1, src2) do { \
- int8_t tmp; \
- tmp = (int8_t)src2; \
- if (tmp >= (ssize_t)sizeof(src1) * 8) { \
- if (src1) { \
- SET_QC(); \
- dest = (1 << (sizeof(src1) * 8 - 1)); \
- if (src1 > 0) { \
- dest--; \
- } \
- } else { \
- dest = 0; \
- } \
- } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \
- dest = 0; \
- } else if (tmp < 0) { \
- dest = (src1 + (1 << (-1 - tmp))) >> -tmp; \
- } else { \
- dest = src1 << tmp; \
- if ((dest >> tmp) != src1) { \
- SET_QC(); \
- dest = (uint32_t)(1 << (sizeof(src1) * 8 - 1)); \
- if (src1 > 0) { \
- dest--; \
- } \
- } \
- }} while (0)
-NEON_VOP_ENV(qrshl_s8, neon_s8, 4)
-NEON_VOP_ENV(qrshl_s16, neon_s16, 2)
-#undef NEON_FN
-
-/* The addition of the rounding constant may overflow, so we use an
- * intermediate 64 bit accumulator. */
-uint32_t HELPER(neon_qrshl_s32)(CPUARMState *env, uint32_t valop, uint32_t shiftop)
-{
- int32_t dest;
- int32_t val = (int32_t)valop;
- int8_t shift = (int8_t)shiftop;
- if (shift >= 32) {
- if (val) {
- SET_QC();
- dest = (val >> 31) ^ ~SIGNBIT;
- } else {
- dest = 0;
- }
- } else if (shift <= -32) {
- dest = 0;
- } else if (shift < 0) {
- int64_t big_dest = ((int64_t)val + (1 << (-1 - shift)));
- dest = big_dest >> -shift;
- } else {
- dest = val << shift;
- if ((dest >> shift) != val) {
- SET_QC();
- dest = (val >> 31) ^ ~SIGNBIT;
- }
- }
- return dest;
-}
-
-/* Handling addition overflow with 64 bit input values is more
- * tricky than with 32 bit values. */
-uint64_t HELPER(neon_qrshl_s64)(CPUARMState *env, uint64_t valop, uint64_t shiftop)
-{
- int8_t shift = (uint8_t)shiftop;
- int64_t val = valop;
-
- if (shift >= 64) {
- if (val) {
- SET_QC();
- val = (val >> 63) ^ ~SIGNBIT64;
- }
- } else if (shift <= -64) {
- val = 0;
- } else if (shift < 0) {
- val >>= (-shift - 1);
- if (val == INT64_MAX) {
- /* In this case, it means that the rounding constant is 1,
- * and the addition would overflow. Return the actual
- * result directly. */
- val = 0x4000000000000000ULL;
- } else {
- val++;
- val >>= 1;
- }
- } else {
- int64_t tmp = val;
- val <<= shift;
- if ((val >> shift) != tmp) {
- SET_QC();
- val = (tmp >> 63) ^ ~SIGNBIT64;
- }
- }
- return val;
-}
-
-uint32_t HELPER(neon_add_u8)(uint32_t a, uint32_t b)
-{
- uint32_t mask;
- mask = (a ^ b) & 0x80808080u;
- a &= ~0x80808080u;
- b &= ~0x80808080u;
- return (a + b) ^ mask;
-}
-
-uint32_t HELPER(neon_add_u16)(uint32_t a, uint32_t b)
-{
- uint32_t mask;
- mask = (a ^ b) & 0x80008000u;
- a &= ~0x80008000u;
- b &= ~0x80008000u;
- return (a + b) ^ mask;
-}
-
-#define NEON_FN(dest, src1, src2) dest = src1 + src2
-NEON_POP(padd_u8, neon_u8, 4)
-NEON_POP(padd_u16, neon_u16, 2)
-#undef NEON_FN
-
-#define NEON_FN(dest, src1, src2) dest = src1 - src2
-NEON_VOP(sub_u8, neon_u8, 4)
-NEON_VOP(sub_u16, neon_u16, 2)
-#undef NEON_FN
-
-#define NEON_FN(dest, src1, src2) dest = src1 * src2
-NEON_VOP(mul_u8, neon_u8, 4)
-NEON_VOP(mul_u16, neon_u16, 2)
-#undef NEON_FN
-
-/* Polynomial multiplication is like integer multiplication except the
- partial products are XORed, not added. */
-uint32_t HELPER(neon_mul_p8)(uint32_t op1, uint32_t op2)
-{
- uint32_t mask;
- uint32_t result;
- result = 0;
- while (op1) {
- mask = 0;
- if (op1 & 1)
- mask |= 0xff;
- if (op1 & (1 << 8))
- mask |= (0xff << 8);
- if (op1 & (1 << 16))
- mask |= (0xff << 16);
- if (op1 & (1 << 24))
- mask |= (0xff << 24);
- result ^= op2 & mask;
- op1 = (op1 >> 1) & 0x7f7f7f7f;
- op2 = (op2 << 1) & 0xfefefefe;
- }
- return result;
-}
-
-uint64_t HELPER(neon_mull_p8)(uint32_t op1, uint32_t op2)
-{
- uint64_t result = 0;
- uint64_t mask;
- uint64_t op2ex = op2;
- op2ex = (op2ex & 0xff) |
- ((op2ex & 0xff00) << 8) |
- ((op2ex & 0xff0000) << 16) |
- ((op2ex & 0xff000000) << 24);
- while (op1) {
- mask = 0;
- if (op1 & 1) {
- mask |= 0xffff;
- }
- if (op1 & (1 << 8)) {
- mask |= (0xffffU << 16);
- }
- if (op1 & (1 << 16)) {
- mask |= (0xffffULL << 32);
- }
- if (op1 & (1 << 24)) {
- mask |= (0xffffULL << 48);
- }
- result ^= op2ex & mask;
- op1 = (op1 >> 1) & 0x7f7f7f7f;
- op2ex <<= 1;
- }
- return result;
-}
-
-#define NEON_FN(dest, src1, src2) dest = (src1 & src2) ? -1 : 0
-NEON_VOP(tst_u8, neon_u8, 4)
-NEON_VOP(tst_u16, neon_u16, 2)
-NEON_VOP(tst_u32, neon_u32, 1)
-#undef NEON_FN
-
-#define NEON_FN(dest, src1, src2) dest = (src1 == src2) ? -1 : 0
-NEON_VOP(ceq_u8, neon_u8, 4)
-NEON_VOP(ceq_u16, neon_u16, 2)
-NEON_VOP(ceq_u32, neon_u32, 1)
-#undef NEON_FN
-
-#define NEON_FN(dest, src, dummy) dest = (src < 0) ? -src : src
-NEON_VOP1(abs_s8, neon_s8, 4)
-NEON_VOP1(abs_s16, neon_s16, 2)
-#undef NEON_FN
-
-/* Count Leading Sign/Zero Bits. */
-static inline int do_clz8(uint8_t x)
-{
- int n;
- for (n = 8; x; n--)
- x >>= 1;
- return n;
-}
-
-static inline int do_clz16(uint16_t x)
-{
- int n;
- for (n = 16; x; n--)
- x >>= 1;
- return n;
-}
-
-#define NEON_FN(dest, src, dummy) dest = do_clz8(src)
-NEON_VOP1(clz_u8, neon_u8, 4)
-#undef NEON_FN
-
-#define NEON_FN(dest, src, dummy) dest = do_clz16(src)
-NEON_VOP1(clz_u16, neon_u16, 2)
-#undef NEON_FN
-
-#define NEON_FN(dest, src, dummy) dest = do_clz8((src < 0) ? ~src : src) - 1
-NEON_VOP1(cls_s8, neon_s8, 4)
-#undef NEON_FN
-
-#define NEON_FN(dest, src, dummy) dest = do_clz16((src < 0) ? ~src : src) - 1
-NEON_VOP1(cls_s16, neon_s16, 2)
-#undef NEON_FN
-
-uint32_t HELPER(neon_cls_s32)(uint32_t x)
-{
- int count;
- if ((int32_t)x < 0)
- x = ~x;
- for (count = 32; x; count--)
- x = x >> 1;
- return count - 1;
-}
-
-/* Bit count. */
-uint32_t HELPER(neon_cnt_u8)(uint32_t x)
-{
- x = (x & 0x55555555) + ((x >> 1) & 0x55555555);
- x = (x & 0x33333333) + ((x >> 2) & 0x33333333);
- x = (x & 0x0f0f0f0f) + ((x >> 4) & 0x0f0f0f0f);
- return x;
-}
-
-/* Reverse bits in each 8 bit word */
-uint32_t HELPER(neon_rbit_u8)(uint32_t x)
-{
- x = ((x & 0xf0f0f0f0) >> 4)
- | ((x & 0x0f0f0f0f) << 4);
- x = ((x & 0x88888888) >> 3)
- | ((x & 0x44444444) >> 1)
- | ((x & 0x22222222) << 1)
- | ((x & 0x11111111) << 3);
- return x;
-}
-
-#define NEON_QDMULH16(dest, src1, src2, round) do { \
- uint32_t tmp = (int32_t)(int16_t) src1 * (int16_t) src2; \
- if ((tmp ^ (tmp << 1)) & SIGNBIT) { \
- SET_QC(); \
- tmp = (tmp >> 31) ^ ~SIGNBIT; \
- } else { \
- tmp <<= 1; \
- } \
- if (round) { \
- int32_t old = tmp; \
- tmp += 1 << 15; \
- if ((int32_t)tmp < old) { \
- SET_QC(); \
- tmp = SIGNBIT - 1; \
- } \
- } \
- dest = tmp >> 16; \
- } while(0)
-#define NEON_FN(dest, src1, src2) NEON_QDMULH16(dest, src1, src2, 0)
-NEON_VOP_ENV(qdmulh_s16, neon_s16, 2)
-#undef NEON_FN
-#define NEON_FN(dest, src1, src2) NEON_QDMULH16(dest, src1, src2, 1)
-NEON_VOP_ENV(qrdmulh_s16, neon_s16, 2)
-#undef NEON_FN
-#undef NEON_QDMULH16
-
-#define NEON_QDMULH32(dest, src1, src2, round) do { \
- uint64_t tmp = (int64_t)(int32_t) src1 * (int32_t) src2; \
- if ((tmp ^ (tmp << 1)) & SIGNBIT64) { \
- SET_QC(); \
- tmp = (tmp >> 63) ^ ~SIGNBIT64; \
- } else { \
- tmp <<= 1; \
- } \
- if (round) { \
- int64_t old = tmp; \
- tmp += (int64_t)1 << 31; \
- if ((int64_t)tmp < old) { \
- SET_QC(); \
- tmp = SIGNBIT64 - 1; \
- } \
- } \
- dest = tmp >> 32; \
- } while(0)
-#define NEON_FN(dest, src1, src2) NEON_QDMULH32(dest, src1, src2, 0)
-NEON_VOP_ENV(qdmulh_s32, neon_s32, 1)
-#undef NEON_FN
-#define NEON_FN(dest, src1, src2) NEON_QDMULH32(dest, src1, src2, 1)
-NEON_VOP_ENV(qrdmulh_s32, neon_s32, 1)
-#undef NEON_FN
-#undef NEON_QDMULH32
-
-uint32_t HELPER(neon_narrow_u8)(uint64_t x)
-{
- return (x & 0xffu) | ((x >> 8) & 0xff00u) | ((x >> 16) & 0xff0000u)
- | ((x >> 24) & 0xff000000u);
-}
-
-uint32_t HELPER(neon_narrow_u16)(uint64_t x)
-{
- return (x & 0xffffu) | ((x >> 16) & 0xffff0000u);
-}
-
-uint32_t HELPER(neon_narrow_high_u8)(uint64_t x)
-{
- return ((x >> 8) & 0xff) | ((x >> 16) & 0xff00)
- | ((x >> 24) & 0xff0000) | ((x >> 32) & 0xff000000);
-}
-
-uint32_t HELPER(neon_narrow_high_u16)(uint64_t x)
-{
- return ((x >> 16) & 0xffff) | ((x >> 32) & 0xffff0000);
-}
-
-uint32_t HELPER(neon_narrow_round_high_u8)(uint64_t x)
-{
- x &= 0xff80ff80ff80ff80ull;
- x += 0x0080008000800080ull;
- return ((x >> 8) & 0xff) | ((x >> 16) & 0xff00)
- | ((x >> 24) & 0xff0000) | ((x >> 32) & 0xff000000);
-}
-
-uint32_t HELPER(neon_narrow_round_high_u16)(uint64_t x)
-{
- x &= 0xffff8000ffff8000ull;
- x += 0x0000800000008000ull;
- return ((x >> 16) & 0xffff) | ((x >> 32) & 0xffff0000);
-}
-
-uint32_t HELPER(neon_unarrow_sat8)(CPUARMState *env, uint64_t x)
-{
- uint16_t s;
- uint8_t d;
- uint32_t res = 0;
-#define SAT8(n) \
- s = x >> n; \
- if (s & 0x8000) { \
- SET_QC(); \
- } else { \
- if (s > 0xff) { \
- d = 0xff; \
- SET_QC(); \
- } else { \
- d = s; \
- } \
- res |= (uint32_t)d << (n / 2); \
- }
-
- SAT8(0);
- SAT8(16);
- SAT8(32);
- SAT8(48);
-#undef SAT8
- return res;
-}
-
-uint32_t HELPER(neon_narrow_sat_u8)(CPUARMState *env, uint64_t x)
-{
- uint16_t s;
- uint8_t d;
- uint32_t res = 0;
-#define SAT8(n) \
- s = x >> n; \
- if (s > 0xff) { \
- d = 0xff; \
- SET_QC(); \
- } else { \
- d = s; \
- } \
- res |= (uint32_t)d << (n / 2);
-
- SAT8(0);
- SAT8(16);
- SAT8(32);
- SAT8(48);
-#undef SAT8
- return res;
-}
-
-uint32_t HELPER(neon_narrow_sat_s8)(CPUARMState *env, uint64_t x)
-{
- int16_t s;
- uint8_t d;
- uint32_t res = 0;
-#define SAT8(n) \
- s = x >> n; \
- if (s != (int8_t)s) { \
- d = (s >> 15) ^ 0x7f; \
- SET_QC(); \
- } else { \
- d = s; \
- } \
- res |= (uint32_t)d << (n / 2);
-
- SAT8(0);
- SAT8(16);
- SAT8(32);
- SAT8(48);
-#undef SAT8
- return res;
-}
-
-uint32_t HELPER(neon_unarrow_sat16)(CPUARMState *env, uint64_t x)
-{
- uint32_t high;
- uint32_t low;
- low = x;
- if (low & 0x80000000) {
- low = 0;
- SET_QC();
- } else if (low > 0xffff) {
- low = 0xffff;
- SET_QC();
- }
- high = x >> 32;
- if (high & 0x80000000) {
- high = 0;
- SET_QC();
- } else if (high > 0xffff) {
- high = 0xffff;
- SET_QC();
- }
- return low | (high << 16);
-}
-
-uint32_t HELPER(neon_narrow_sat_u16)(CPUARMState *env, uint64_t x)
-{
- uint32_t high;
- uint32_t low;
- low = x;
- if (low > 0xffff) {
- low = 0xffff;
- SET_QC();
- }
- high = x >> 32;
- if (high > 0xffff) {
- high = 0xffff;
- SET_QC();
- }
- return low | (high << 16);
-}
-
-uint32_t HELPER(neon_narrow_sat_s16)(CPUARMState *env, uint64_t x)
-{
- int32_t low;
- int32_t high;
- low = x;
- if (low != (int16_t)low) {
- low = (low >> 31) ^ 0x7fff;
- SET_QC();
- }
- high = x >> 32;
- if (high != (int16_t)high) {
- high = (high >> 31) ^ 0x7fff;
- SET_QC();
- }
- return (uint16_t)low | (high << 16);
-}
-
-uint32_t HELPER(neon_unarrow_sat32)(CPUARMState *env, uint64_t x)
-{
- if (x & 0x8000000000000000ull) {
- SET_QC();
- return 0;
- }
- if (x > 0xffffffffu) {
- SET_QC();
- return 0xffffffffu;
- }
- return x;
-}
-
-uint32_t HELPER(neon_narrow_sat_u32)(CPUARMState *env, uint64_t x)
-{
- if (x > 0xffffffffu) {
- SET_QC();
- return 0xffffffffu;
- }
- return x;
-}
-
-uint32_t HELPER(neon_narrow_sat_s32)(CPUARMState *env, uint64_t x)
-{
- if ((int64_t)x != (int32_t)x) {
- SET_QC();
- return ((int64_t)x >> 63) ^ 0x7fffffff;
- }
- return x;
-}
-
-uint64_t HELPER(neon_widen_u8)(uint32_t x)
-{
- uint64_t tmp;
- uint64_t ret;
- ret = (uint8_t)x;
- tmp = (uint8_t)(x >> 8);
- ret |= tmp << 16;
- tmp = (uint8_t)(x >> 16);
- ret |= tmp << 32;
- tmp = (uint8_t)(x >> 24);
- ret |= tmp << 48;
- return ret;
-}
-
-uint64_t HELPER(neon_widen_s8)(uint32_t x)
-{
- uint64_t tmp;
- uint64_t ret;
- ret = (uint16_t)(int8_t)x;
- tmp = (uint16_t)(int8_t)(x >> 8);
- ret |= tmp << 16;
- tmp = (uint16_t)(int8_t)(x >> 16);
- ret |= tmp << 32;
- tmp = (uint16_t)(int8_t)(x >> 24);
- ret |= tmp << 48;
- return ret;
-}
-
-uint64_t HELPER(neon_widen_u16)(uint32_t x)
-{
- uint64_t high = (uint16_t)(x >> 16);
- return ((uint16_t)x) | (high << 32);
-}
-
-uint64_t HELPER(neon_widen_s16)(uint32_t x)
-{
- uint64_t high = (int16_t)(x >> 16);
- return ((uint32_t)(int16_t)x) | (high << 32);
-}
-
-uint64_t HELPER(neon_addl_u16)(uint64_t a, uint64_t b)
-{
- uint64_t mask;
- mask = (a ^ b) & 0x8000800080008000ull;
- a &= ~0x8000800080008000ull;
- b &= ~0x8000800080008000ull;
- return (a + b) ^ mask;
-}
-
-uint64_t HELPER(neon_addl_u32)(uint64_t a, uint64_t b)
-{
- uint64_t mask;
- mask = (a ^ b) & 0x8000000080000000ull;
- a &= ~0x8000000080000000ull;
- b &= ~0x8000000080000000ull;
- return (a + b) ^ mask;
-}
-
-uint64_t HELPER(neon_paddl_u16)(uint64_t a, uint64_t b)
-{
- uint64_t tmp;
- uint64_t tmp2;
-
- tmp = a & 0x0000ffff0000ffffull;
- tmp += (a >> 16) & 0x0000ffff0000ffffull;
- tmp2 = b & 0xffff0000ffff0000ull;
- tmp2 += (b << 16) & 0xffff0000ffff0000ull;
- return ( tmp & 0xffff)
- | ((tmp >> 16) & 0xffff0000ull)
- | ((tmp2 << 16) & 0xffff00000000ull)
- | ( tmp2 & 0xffff000000000000ull);
-}
-
-uint64_t HELPER(neon_paddl_u32)(uint64_t a, uint64_t b)
-{
- uint32_t low = a + (a >> 32);
- uint32_t high = b + (b >> 32);
- return low + ((uint64_t)high << 32);
-}
-
-uint64_t HELPER(neon_subl_u16)(uint64_t a, uint64_t b)
-{
- uint64_t mask;
- mask = (a ^ ~b) & 0x8000800080008000ull;
- a |= 0x8000800080008000ull;
- b &= ~0x8000800080008000ull;
- return (a - b) ^ mask;
-}
-
-uint64_t HELPER(neon_subl_u32)(uint64_t a, uint64_t b)
-{
- uint64_t mask;
- mask = (a ^ ~b) & 0x8000000080000000ull;
- a |= 0x8000000080000000ull;
- b &= ~0x8000000080000000ull;
- return (a - b) ^ mask;
-}
-
-uint64_t HELPER(neon_addl_saturate_s32)(CPUARMState *env, uint64_t a, uint64_t b)
-{
- uint32_t x, y;
- uint32_t low, high;
-
- x = a;
- y = b;
- low = x + y;
- if (((low ^ x) & SIGNBIT) && !((x ^ y) & SIGNBIT)) {
- SET_QC();
- low = ((int32_t)x >> 31) ^ ~SIGNBIT;
- }
- x = a >> 32;
- y = b >> 32;
- high = x + y;
- if (((high ^ x) & SIGNBIT) && !((x ^ y) & SIGNBIT)) {
- SET_QC();
- high = ((int32_t)x >> 31) ^ ~SIGNBIT;
- }
- return low | ((uint64_t)high << 32);
-}
-
-uint64_t HELPER(neon_addl_saturate_s64)(CPUARMState *env, uint64_t a, uint64_t b)
-{
- uint64_t result;
-
- result = a + b;
- if (((result ^ a) & SIGNBIT64) && !((a ^ b) & SIGNBIT64)) {
- SET_QC();
- result = ((int64_t)a >> 63) ^ ~SIGNBIT64;
- }
- return result;
-}
-
-/* We have to do the arithmetic in a larger type than
- * the input type, because for example with a signed 32 bit
- * op the absolute difference can overflow a signed 32 bit value.
- */
-#define DO_ABD(dest, x, y, intype, arithtype) do { \
- arithtype tmp_x = (intype)(x); \
- arithtype tmp_y = (intype)(y); \
- dest = ((tmp_x > tmp_y) ? tmp_x - tmp_y : tmp_y - tmp_x); \
- } while(0)
-
-uint64_t HELPER(neon_abdl_u16)(uint32_t a, uint32_t b)
-{
- uint64_t tmp;
- uint64_t result;
- DO_ABD(result, a, b, uint8_t, uint32_t);
- DO_ABD(tmp, a >> 8, b >> 8, uint8_t, uint32_t);
- result |= tmp << 16;
- DO_ABD(tmp, a >> 16, b >> 16, uint8_t, uint32_t);
- result |= tmp << 32;
- DO_ABD(tmp, a >> 24, b >> 24, uint8_t, uint32_t);
- result |= tmp << 48;
- return result;
-}
-
-uint64_t HELPER(neon_abdl_s16)(uint32_t a, uint32_t b)
-{
- uint64_t tmp;
- uint64_t result;
- DO_ABD(result, a, b, int8_t, int32_t);
- DO_ABD(tmp, a >> 8, b >> 8, int8_t, int32_t);
- result |= tmp << 16;
- DO_ABD(tmp, a >> 16, b >> 16, int8_t, int32_t);
- result |= tmp << 32;
- DO_ABD(tmp, a >> 24, b >> 24, int8_t, int32_t);
- result |= tmp << 48;
- return result;
-}
-
-uint64_t HELPER(neon_abdl_u32)(uint32_t a, uint32_t b)
-{
- uint64_t tmp;
- uint64_t result;
- DO_ABD(result, a, b, uint16_t, uint32_t);
- DO_ABD(tmp, a >> 16, b >> 16, uint16_t, uint32_t);
- return result | (tmp << 32);
-}
-
-uint64_t HELPER(neon_abdl_s32)(uint32_t a, uint32_t b)
-{
- uint64_t tmp;
- uint64_t result;
- DO_ABD(result, a, b, int16_t, int32_t);
- DO_ABD(tmp, a >> 16, b >> 16, int16_t, int32_t);
- return result | (tmp << 32);
-}
-
-uint64_t HELPER(neon_abdl_u64)(uint32_t a, uint32_t b)
-{
- uint64_t result;
- DO_ABD(result, a, b, uint32_t, uint64_t);
- return result;
-}
-
-uint64_t HELPER(neon_abdl_s64)(uint32_t a, uint32_t b)
-{
- uint64_t result;
- DO_ABD(result, a, b, int32_t, int64_t);
- return result;
-}
-#undef DO_ABD
-
-/* Widening multiply. Named type is the source type. */
-#define DO_MULL(dest, x, y, type1, type2) do { \
- type1 tmp_x = x; \
- type1 tmp_y = y; \
- dest = (type2)((type2)tmp_x * (type2)tmp_y); \
- } while(0)
-
-uint64_t HELPER(neon_mull_u8)(uint32_t a, uint32_t b)
-{
- uint64_t tmp;
- uint64_t result;
-
- DO_MULL(result, a, b, uint8_t, uint16_t);
- DO_MULL(tmp, a >> 8, b >> 8, uint8_t, uint16_t);
- result |= tmp << 16;
- DO_MULL(tmp, a >> 16, b >> 16, uint8_t, uint16_t);
- result |= tmp << 32;
- DO_MULL(tmp, a >> 24, b >> 24, uint8_t, uint16_t);
- result |= tmp << 48;
- return result;
-}
-
-uint64_t HELPER(neon_mull_s8)(uint32_t a, uint32_t b)
-{
- uint64_t tmp;
- uint64_t result;
-
- DO_MULL(result, a, b, int8_t, uint16_t);
- DO_MULL(tmp, a >> 8, b >> 8, int8_t, uint16_t);
- result |= tmp << 16;
- DO_MULL(tmp, a >> 16, b >> 16, int8_t, uint16_t);
- result |= tmp << 32;
- DO_MULL(tmp, a >> 24, b >> 24, int8_t, uint16_t);
- result |= tmp << 48;
- return result;
-}
-
-uint64_t HELPER(neon_mull_u16)(uint32_t a, uint32_t b)
-{
- uint64_t tmp;
- uint64_t result;
-
- DO_MULL(result, a, b, uint16_t, uint32_t);
- DO_MULL(tmp, a >> 16, b >> 16, uint16_t, uint32_t);
- return result | (tmp << 32);
-}
-
-uint64_t HELPER(neon_mull_s16)(uint32_t a, uint32_t b)
-{
- uint64_t tmp;
- uint64_t result;
-
- DO_MULL(result, a, b, int16_t, uint32_t);
- DO_MULL(tmp, a >> 16, b >> 16, int16_t, uint32_t);
- return result | (tmp << 32);
-}
-
-uint64_t HELPER(neon_negl_u16)(uint64_t x)
-{
- uint16_t tmp;
- uint64_t result;
- result = (uint16_t)-x;
- tmp = -(x >> 16);
- result |= (uint64_t)tmp << 16;
- tmp = -(x >> 32);
- result |= (uint64_t)tmp << 32;
- tmp = -(x >> 48);
- result |= (uint64_t)tmp << 48;
- return result;
-}
-
-uint64_t HELPER(neon_negl_u32)(uint64_t x)
-{
- uint32_t low = -x;
- uint32_t high = -(x >> 32);
- return low | ((uint64_t)high << 32);
-}
-
-/* Saturating sign manipulation. */
-/* ??? Make these use NEON_VOP1 */
-#define DO_QABS8(x) do { \
- if (x == (int8_t)0x80) { \
- x = 0x7f; \
- SET_QC(); \
- } else if (x < 0) { \
- x = -x; \
- }} while (0)
-uint32_t HELPER(neon_qabs_s8)(CPUARMState *env, uint32_t x)
-{
- neon_s8 vec;
- NEON_UNPACK(neon_s8, vec, x);
- DO_QABS8(vec.v1);
- DO_QABS8(vec.v2);
- DO_QABS8(vec.v3);
- DO_QABS8(vec.v4);
- NEON_PACK(neon_s8, x, vec);
- return x;
-}
-#undef DO_QABS8
-
-#define DO_QNEG8(x) do { \
- if (x == (int8_t)0x80) { \
- x = 0x7f; \
- SET_QC(); \
- } else { \
- x = -x; \
- }} while (0)
-uint32_t HELPER(neon_qneg_s8)(CPUARMState *env, uint32_t x)
-{
- neon_s8 vec;
- NEON_UNPACK(neon_s8, vec, x);
- DO_QNEG8(vec.v1);
- DO_QNEG8(vec.v2);
- DO_QNEG8(vec.v3);
- DO_QNEG8(vec.v4);
- NEON_PACK(neon_s8, x, vec);
- return x;
-}
-#undef DO_QNEG8
-
-#define DO_QABS16(x) do { \
- if (x == (int16_t)0x8000) { \
- x = 0x7fff; \
- SET_QC(); \
- } else if (x < 0) { \
- x = -x; \
- }} while (0)
-uint32_t HELPER(neon_qabs_s16)(CPUARMState *env, uint32_t x)
-{
- neon_s16 vec;
- NEON_UNPACK(neon_s16, vec, x);
- DO_QABS16(vec.v1);
- DO_QABS16(vec.v2);
- NEON_PACK(neon_s16, x, vec);
- return x;
-}
-#undef DO_QABS16
-
-#define DO_QNEG16(x) do { \
- if (x == (int16_t)0x8000) { \
- x = 0x7fff; \
- SET_QC(); \
- } else { \
- x = -x; \
- }} while (0)
-uint32_t HELPER(neon_qneg_s16)(CPUARMState *env, uint32_t x)
-{
- neon_s16 vec;
- NEON_UNPACK(neon_s16, vec, x);
- DO_QNEG16(vec.v1);
- DO_QNEG16(vec.v2);
- NEON_PACK(neon_s16, x, vec);
- return x;
-}
-#undef DO_QNEG16
-
-uint32_t HELPER(neon_qabs_s32)(CPUARMState *env, uint32_t x)
-{
- if (x == SIGNBIT) {
- SET_QC();
- x = ~SIGNBIT;
- } else if ((int32_t)x < 0) {
- x = -x;
- }
- return x;
-}
-
-uint32_t HELPER(neon_qneg_s32)(CPUARMState *env, uint32_t x)
-{
- if (x == SIGNBIT) {
- SET_QC();
- x = ~SIGNBIT;
- } else {
- x = -x;
- }
- return x;
-}
-
-uint64_t HELPER(neon_qabs_s64)(CPUARMState *env, uint64_t x)
-{
- if (x == SIGNBIT64) {
- SET_QC();
- x = ~SIGNBIT64;
- } else if ((int64_t)x < 0) {
- x = -x;
- }
- return x;
-}
-
-uint64_t HELPER(neon_qneg_s64)(CPUARMState *env, uint64_t x)
-{
- if (x == SIGNBIT64) {
- SET_QC();
- x = ~SIGNBIT64;
- } else {
- x = -x;
- }
- return x;
-}
-
-/* NEON Float helpers. */
-uint32_t HELPER(neon_abd_f32)(uint32_t a, uint32_t b, void *fpstp)
-{
- float_status *fpst = fpstp;
- float32 f0 = make_float32(a);
- float32 f1 = make_float32(b);
- return float32_val(float32_abs(float32_sub(f0, f1, fpst)));
-}
-
-/* Floating point comparisons produce an integer result.
- * Note that EQ doesn't signal InvalidOp for QNaNs but GE and GT do.
- * Softfloat routines return 0/1, which we convert to the 0/-1 Neon requires.
- */
-uint32_t HELPER(neon_ceq_f32)(uint32_t a, uint32_t b, void *fpstp)
-{
- float_status *fpst = fpstp;
- return -float32_eq_quiet(make_float32(a), make_float32(b), fpst);
-}
-
-uint32_t HELPER(neon_cge_f32)(uint32_t a, uint32_t b, void *fpstp)
-{
- float_status *fpst = fpstp;
- return -float32_le(make_float32(b), make_float32(a), fpst);
-}
-
-uint32_t HELPER(neon_cgt_f32)(uint32_t a, uint32_t b, void *fpstp)
-{
- float_status *fpst = fpstp;
- return -float32_lt(make_float32(b), make_float32(a), fpst);
-}
-
-uint32_t HELPER(neon_acge_f32)(uint32_t a, uint32_t b, void *fpstp)
-{
- float_status *fpst = fpstp;
- float32 f0 = float32_abs(make_float32(a));
- float32 f1 = float32_abs(make_float32(b));
- return -float32_le(f1, f0, fpst);
-}
-
-uint32_t HELPER(neon_acgt_f32)(uint32_t a, uint32_t b, void *fpstp)
-{
- float_status *fpst = fpstp;
- float32 f0 = float32_abs(make_float32(a));
- float32 f1 = float32_abs(make_float32(b));
- return -float32_lt(f1, f0, fpst);
-}
-
-uint64_t HELPER(neon_acge_f64)(uint64_t a, uint64_t b, void *fpstp)
-{
- float_status *fpst = fpstp;
- float64 f0 = float64_abs(make_float64(a));
- float64 f1 = float64_abs(make_float64(b));
- return -float64_le(f1, f0, fpst);
-}
-
-uint64_t HELPER(neon_acgt_f64)(uint64_t a, uint64_t b, void *fpstp)
-{
- float_status *fpst = fpstp;
- float64 f0 = float64_abs(make_float64(a));
- float64 f1 = float64_abs(make_float64(b));
- return -float64_lt(f1, f0, fpst);
-}
-
-#define ELEM(V, N, SIZE) (((V) >> ((N) * (SIZE))) & ((1ull << (SIZE)) - 1))
-
-void HELPER(neon_qunzip8)(CPUARMState *env, uint32_t rd, uint32_t rm)
-{
- uint64_t zm0 = float64_val(env->vfp.regs[rm]);
- uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]);
- uint64_t zd0 = float64_val(env->vfp.regs[rd]);
- uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]);
- uint64_t d0 = ELEM(zd0, 0, 8) | (ELEM(zd0, 2, 8) << 8)
- | (ELEM(zd0, 4, 8) << 16) | (ELEM(zd0, 6, 8) << 24)
- | (ELEM(zd1, 0, 8) << 32) | (ELEM(zd1, 2, 8) << 40)
- | (ELEM(zd1, 4, 8) << 48) | (ELEM(zd1, 6, 8) << 56);
- uint64_t d1 = ELEM(zm0, 0, 8) | (ELEM(zm0, 2, 8) << 8)
- | (ELEM(zm0, 4, 8) << 16) | (ELEM(zm0, 6, 8) << 24)
- | (ELEM(zm1, 0, 8) << 32) | (ELEM(zm1, 2, 8) << 40)
- | (ELEM(zm1, 4, 8) << 48) | (ELEM(zm1, 6, 8) << 56);
- uint64_t m0 = ELEM(zd0, 1, 8) | (ELEM(zd0, 3, 8) << 8)
- | (ELEM(zd0, 5, 8) << 16) | (ELEM(zd0, 7, 8) << 24)
- | (ELEM(zd1, 1, 8) << 32) | (ELEM(zd1, 3, 8) << 40)
- | (ELEM(zd1, 5, 8) << 48) | (ELEM(zd1, 7, 8) << 56);
- uint64_t m1 = ELEM(zm0, 1, 8) | (ELEM(zm0, 3, 8) << 8)
- | (ELEM(zm0, 5, 8) << 16) | (ELEM(zm0, 7, 8) << 24)
- | (ELEM(zm1, 1, 8) << 32) | (ELEM(zm1, 3, 8) << 40)
- | (ELEM(zm1, 5, 8) << 48) | (ELEM(zm1, 7, 8) << 56);
- env->vfp.regs[rm] = make_float64(m0);
- env->vfp.regs[rm + 1] = make_float64(m1);
- env->vfp.regs[rd] = make_float64(d0);
- env->vfp.regs[rd + 1] = make_float64(d1);
-}
-
-void HELPER(neon_qunzip16)(CPUARMState *env, uint32_t rd, uint32_t rm)
-{
- uint64_t zm0 = float64_val(env->vfp.regs[rm]);
- uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]);
- uint64_t zd0 = float64_val(env->vfp.regs[rd]);
- uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]);
- uint64_t d0 = ELEM(zd0, 0, 16) | (ELEM(zd0, 2, 16) << 16)
- | (ELEM(zd1, 0, 16) << 32) | (ELEM(zd1, 2, 16) << 48);
- uint64_t d1 = ELEM(zm0, 0, 16) | (ELEM(zm0, 2, 16) << 16)
- | (ELEM(zm1, 0, 16) << 32) | (ELEM(zm1, 2, 16) << 48);
- uint64_t m0 = ELEM(zd0, 1, 16) | (ELEM(zd0, 3, 16) << 16)
- | (ELEM(zd1, 1, 16) << 32) | (ELEM(zd1, 3, 16) << 48);
- uint64_t m1 = ELEM(zm0, 1, 16) | (ELEM(zm0, 3, 16) << 16)
- | (ELEM(zm1, 1, 16) << 32) | (ELEM(zm1, 3, 16) << 48);
- env->vfp.regs[rm] = make_float64(m0);
- env->vfp.regs[rm + 1] = make_float64(m1);
- env->vfp.regs[rd] = make_float64(d0);
- env->vfp.regs[rd + 1] = make_float64(d1);
-}
-
-void HELPER(neon_qunzip32)(CPUARMState *env, uint32_t rd, uint32_t rm)
-{
- uint64_t zm0 = float64_val(env->vfp.regs[rm]);
- uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]);
- uint64_t zd0 = float64_val(env->vfp.regs[rd]);
- uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]);
- uint64_t d0 = ELEM(zd0, 0, 32) | (ELEM(zd1, 0, 32) << 32);
- uint64_t d1 = ELEM(zm0, 0, 32) | (ELEM(zm1, 0, 32) << 32);
- uint64_t m0 = ELEM(zd0, 1, 32) | (ELEM(zd1, 1, 32) << 32);
- uint64_t m1 = ELEM(zm0, 1, 32) | (ELEM(zm1, 1, 32) << 32);
- env->vfp.regs[rm] = make_float64(m0);
- env->vfp.regs[rm + 1] = make_float64(m1);
- env->vfp.regs[rd] = make_float64(d0);
- env->vfp.regs[rd + 1] = make_float64(d1);
-}
-
-void HELPER(neon_unzip8)(CPUARMState *env, uint32_t rd, uint32_t rm)
-{
- uint64_t zm = float64_val(env->vfp.regs[rm]);
- uint64_t zd = float64_val(env->vfp.regs[rd]);
- uint64_t d0 = ELEM(zd, 0, 8) | (ELEM(zd, 2, 8) << 8)
- | (ELEM(zd, 4, 8) << 16) | (ELEM(zd, 6, 8) << 24)
- | (ELEM(zm, 0, 8) << 32) | (ELEM(zm, 2, 8) << 40)
- | (ELEM(zm, 4, 8) << 48) | (ELEM(zm, 6, 8) << 56);
- uint64_t m0 = ELEM(zd, 1, 8) | (ELEM(zd, 3, 8) << 8)
- | (ELEM(zd, 5, 8) << 16) | (ELEM(zd, 7, 8) << 24)
- | (ELEM(zm, 1, 8) << 32) | (ELEM(zm, 3, 8) << 40)
- | (ELEM(zm, 5, 8) << 48) | (ELEM(zm, 7, 8) << 56);
- env->vfp.regs[rm] = make_float64(m0);
- env->vfp.regs[rd] = make_float64(d0);
-}
-
-void HELPER(neon_unzip16)(CPUARMState *env, uint32_t rd, uint32_t rm)
-{
- uint64_t zm = float64_val(env->vfp.regs[rm]);
- uint64_t zd = float64_val(env->vfp.regs[rd]);
- uint64_t d0 = ELEM(zd, 0, 16) | (ELEM(zd, 2, 16) << 16)
- | (ELEM(zm, 0, 16) << 32) | (ELEM(zm, 2, 16) << 48);
- uint64_t m0 = ELEM(zd, 1, 16) | (ELEM(zd, 3, 16) << 16)
- | (ELEM(zm, 1, 16) << 32) | (ELEM(zm, 3, 16) << 48);
- env->vfp.regs[rm] = make_float64(m0);
- env->vfp.regs[rd] = make_float64(d0);
-}
-
-void HELPER(neon_qzip8)(CPUARMState *env, uint32_t rd, uint32_t rm)
-{
- uint64_t zm0 = float64_val(env->vfp.regs[rm]);
- uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]);
- uint64_t zd0 = float64_val(env->vfp.regs[rd]);
- uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]);
- uint64_t d0 = ELEM(zd0, 0, 8) | (ELEM(zm0, 0, 8) << 8)
- | (ELEM(zd0, 1, 8) << 16) | (ELEM(zm0, 1, 8) << 24)
- | (ELEM(zd0, 2, 8) << 32) | (ELEM(zm0, 2, 8) << 40)
- | (ELEM(zd0, 3, 8) << 48) | (ELEM(zm0, 3, 8) << 56);
- uint64_t d1 = ELEM(zd0, 4, 8) | (ELEM(zm0, 4, 8) << 8)
- | (ELEM(zd0, 5, 8) << 16) | (ELEM(zm0, 5, 8) << 24)
- | (ELEM(zd0, 6, 8) << 32) | (ELEM(zm0, 6, 8) << 40)
- | (ELEM(zd0, 7, 8) << 48) | (ELEM(zm0, 7, 8) << 56);
- uint64_t m0 = ELEM(zd1, 0, 8) | (ELEM(zm1, 0, 8) << 8)
- | (ELEM(zd1, 1, 8) << 16) | (ELEM(zm1, 1, 8) << 24)
- | (ELEM(zd1, 2, 8) << 32) | (ELEM(zm1, 2, 8) << 40)
- | (ELEM(zd1, 3, 8) << 48) | (ELEM(zm1, 3, 8) << 56);
- uint64_t m1 = ELEM(zd1, 4, 8) | (ELEM(zm1, 4, 8) << 8)
- | (ELEM(zd1, 5, 8) << 16) | (ELEM(zm1, 5, 8) << 24)
- | (ELEM(zd1, 6, 8) << 32) | (ELEM(zm1, 6, 8) << 40)
- | (ELEM(zd1, 7, 8) << 48) | (ELEM(zm1, 7, 8) << 56);
- env->vfp.regs[rm] = make_float64(m0);
- env->vfp.regs[rm + 1] = make_float64(m1);
- env->vfp.regs[rd] = make_float64(d0);
- env->vfp.regs[rd + 1] = make_float64(d1);
-}
-
-void HELPER(neon_qzip16)(CPUARMState *env, uint32_t rd, uint32_t rm)
-{
- uint64_t zm0 = float64_val(env->vfp.regs[rm]);
- uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]);
- uint64_t zd0 = float64_val(env->vfp.regs[rd]);
- uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]);
- uint64_t d0 = ELEM(zd0, 0, 16) | (ELEM(zm0, 0, 16) << 16)
- | (ELEM(zd0, 1, 16) << 32) | (ELEM(zm0, 1, 16) << 48);
- uint64_t d1 = ELEM(zd0, 2, 16) | (ELEM(zm0, 2, 16) << 16)
- | (ELEM(zd0, 3, 16) << 32) | (ELEM(zm0, 3, 16) << 48);
- uint64_t m0 = ELEM(zd1, 0, 16) | (ELEM(zm1, 0, 16) << 16)
- | (ELEM(zd1, 1, 16) << 32) | (ELEM(zm1, 1, 16) << 48);
- uint64_t m1 = ELEM(zd1, 2, 16) | (ELEM(zm1, 2, 16) << 16)
- | (ELEM(zd1, 3, 16) << 32) | (ELEM(zm1, 3, 16) << 48);
- env->vfp.regs[rm] = make_float64(m0);
- env->vfp.regs[rm + 1] = make_float64(m1);
- env->vfp.regs[rd] = make_float64(d0);
- env->vfp.regs[rd + 1] = make_float64(d1);
-}
-
-void HELPER(neon_qzip32)(CPUARMState *env, uint32_t rd, uint32_t rm)
-{
- uint64_t zm0 = float64_val(env->vfp.regs[rm]);
- uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]);
- uint64_t zd0 = float64_val(env->vfp.regs[rd]);
- uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]);
- uint64_t d0 = ELEM(zd0, 0, 32) | (ELEM(zm0, 0, 32) << 32);
- uint64_t d1 = ELEM(zd0, 1, 32) | (ELEM(zm0, 1, 32) << 32);
- uint64_t m0 = ELEM(zd1, 0, 32) | (ELEM(zm1, 0, 32) << 32);
- uint64_t m1 = ELEM(zd1, 1, 32) | (ELEM(zm1, 1, 32) << 32);
- env->vfp.regs[rm] = make_float64(m0);
- env->vfp.regs[rm + 1] = make_float64(m1);
- env->vfp.regs[rd] = make_float64(d0);
- env->vfp.regs[rd + 1] = make_float64(d1);
-}
-
-void HELPER(neon_zip8)(CPUARMState *env, uint32_t rd, uint32_t rm)
-{
- uint64_t zm = float64_val(env->vfp.regs[rm]);
- uint64_t zd = float64_val(env->vfp.regs[rd]);
- uint64_t d0 = ELEM(zd, 0, 8) | (ELEM(zm, 0, 8) << 8)
- | (ELEM(zd, 1, 8) << 16) | (ELEM(zm, 1, 8) << 24)
- | (ELEM(zd, 2, 8) << 32) | (ELEM(zm, 2, 8) << 40)
- | (ELEM(zd, 3, 8) << 48) | (ELEM(zm, 3, 8) << 56);
- uint64_t m0 = ELEM(zd, 4, 8) | (ELEM(zm, 4, 8) << 8)
- | (ELEM(zd, 5, 8) << 16) | (ELEM(zm, 5, 8) << 24)
- | (ELEM(zd, 6, 8) << 32) | (ELEM(zm, 6, 8) << 40)
- | (ELEM(zd, 7, 8) << 48) | (ELEM(zm, 7, 8) << 56);
- env->vfp.regs[rm] = make_float64(m0);
- env->vfp.regs[rd] = make_float64(d0);
-}
-
-void HELPER(neon_zip16)(CPUARMState *env, uint32_t rd, uint32_t rm)
-{
- uint64_t zm = float64_val(env->vfp.regs[rm]);
- uint64_t zd = float64_val(env->vfp.regs[rd]);
- uint64_t d0 = ELEM(zd, 0, 16) | (ELEM(zm, 0, 16) << 16)
- | (ELEM(zd, 1, 16) << 32) | (ELEM(zm, 1, 16) << 48);
- uint64_t m0 = ELEM(zd, 2, 16) | (ELEM(zm, 2, 16) << 16)
- | (ELEM(zd, 3, 16) << 32) | (ELEM(zm, 3, 16) << 48);
- env->vfp.regs[rm] = make_float64(m0);
- env->vfp.regs[rd] = make_float64(d0);
-}
-
-/* Helper function for 64 bit polynomial multiply case:
- * perform PolynomialMult(op1, op2) and return either the top or
- * bottom half of the 128 bit result.
- */
-uint64_t HELPER(neon_pmull_64_lo)(uint64_t op1, uint64_t op2)
-{
- int bitnum;
- uint64_t res = 0;
-
- for (bitnum = 0; bitnum < 64; bitnum++) {
- if (op1 & (1ULL << bitnum)) {
- res ^= op2 << bitnum;
- }
- }
- return res;
-}
-uint64_t HELPER(neon_pmull_64_hi)(uint64_t op1, uint64_t op2)
-{
- int bitnum;
- uint64_t res = 0;
-
- /* bit 0 of op1 can't influence the high 64 bits at all */
- for (bitnum = 1; bitnum < 64; bitnum++) {
- if (op1 & (1ULL << bitnum)) {
- res ^= op2 >> (64 - bitnum);
- }
- }
- return res;
-}