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target/arm: Move expand_pred_h to vec_internal.h 

Move the data to vec_helper.c and the inline to vec_internal.h.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220607203306.657998-18-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2022-06-08 19:38:58 +01:00 committed by Peter Maydell
parent 05dd14bdfa
commit a613cf2d4a
3 changed files with 33 additions and 29 deletions
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29
target/arm/sve_helper.c
View File

@ -103,35 +103,6 @@ uint32_t HELPER(sve_predtest)(void *vd, void *vg, uint32_t words)
return flags;
}
/* Similarly for half-word elements.
* for (i = 0; i < 256; ++i) {
* unsigned long m = 0;
* if (i & 0xaa) {
* continue;
* }
* for (j = 0; j < 8; j += 2) {
* if ((i >> j) & 1) {
* m |= 0xfffful << (j << 3);
* }
* }
* printf("[0x%x] = 0x%016lx,\n", i, m);
* }
*/
static inline uint64_t expand_pred_h(uint8_t byte)
{
static const uint64_t word[] = {
[0x01] = 0x000000000000ffff, [0x04] = 0x00000000ffff0000,
[0x05] = 0x00000000ffffffff, [0x10] = 0x0000ffff00000000,
[0x11] = 0x0000ffff0000ffff, [0x14] = 0x0000ffffffff0000,
[0x15] = 0x0000ffffffffffff, [0x40] = 0xffff000000000000,
[0x41] = 0xffff00000000ffff, [0x44] = 0xffff0000ffff0000,
[0x45] = 0xffff0000ffffffff, [0x50] = 0xffffffff00000000,
[0x51] = 0xffffffff0000ffff, [0x54] = 0xffffffffffff0000,
[0x55] = 0xffffffffffffffff,
};
return word[byte & 0x55];
}
/* Similarly for single word elements. */
static inline uint64_t expand_pred_s(uint8_t byte)
{

26
target/arm/vec_helper.c
View File

@ -127,6 +127,32 @@ const uint64_t expand_pred_b_data[256] = {
0xffffffffffffffff,
};
/*
* Similarly for half-word elements.
* for (i = 0; i < 256; ++i) {
* unsigned long m = 0;
* if (i & 0xaa) {
* continue;
* }
* for (j = 0; j < 8; j += 2) {
* if ((i >> j) & 1) {
* m |= 0xfffful << (j << 3);
* }
* }
* printf("[0x%x] = 0x%016lx,\n", i, m);
* }
*/
const uint64_t expand_pred_h_data[0x55 + 1] = {
[0x01] = 0x000000000000ffff, [0x04] = 0x00000000ffff0000,
[0x05] = 0x00000000ffffffff, [0x10] = 0x0000ffff00000000,
[0x11] = 0x0000ffff0000ffff, [0x14] = 0x0000ffffffff0000,
[0x15] = 0x0000ffffffffffff, [0x40] = 0xffff000000000000,
[0x41] = 0xffff00000000ffff, [0x44] = 0xffff0000ffff0000,
[0x45] = 0xffff0000ffffffff, [0x50] = 0xffffffff00000000,
[0x51] = 0xffffffff0000ffff, [0x54] = 0xffffffffffff0000,
[0x55] = 0xffffffffffffffff,
};
/* Signed saturating rounding doubling multiply-accumulate high half, 8-bit */
int8_t do_sqrdmlah_b(int8_t src1, int8_t src2, int8_t src3,
bool neg, bool round)

7
target/arm/vec_internal.h
View File

@ -59,6 +59,13 @@ static inline uint64_t expand_pred_b(uint8_t byte)
return expand_pred_b_data[byte];
}
/* Similarly for half-word elements. */
extern const uint64_t expand_pred_h_data[0x55 + 1];
static inline uint64_t expand_pred_h(uint8_t byte)
{
return expand_pred_h_data[byte & 0x55];
}
static inline void clear_tail(void *vd, uintptr_t opr_sz, uintptr_t max_sz)
{
uint64_t *d = vd + opr_sz;