Mark
52 lines
943 B
C
52 lines
943 B
C
#pragma once
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#include <stdint.h>
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static inline int32_t movsx16(uint16_t src) {
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if (src & 0x8000) {
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return 0xFFFF0000 + src;
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} else {
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return src;
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}
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}
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static inline int32_t movsx8(uint8_t src) {
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if (src & 0x80) {
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return 0xFFFFFF00 + src;
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} else {
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return src;
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}
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}
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static inline int64_t qmovsx32(uint32_t src) {
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if (src & 0x80000000) {
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return 0xFFFFFFFF00000000LL + src;
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} else {
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return src;
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}
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}
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static inline int64_t qmovsx16(uint16_t src) {
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if (src & 0x8000) {
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return 0xFFFFFFFFFFFF0000LL + src;
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} else {
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return src;
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}
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}
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static inline int64_t qmovsx8(uint8_t src) {
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if (src & 0x80) {
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return 0xFFFFFFFFFFFFFF00LL + src;
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} else {
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return src;
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}
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}
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static inline int64_t bmask(int64_t src, size_t sz) {
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switch (sz) {
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case 16:
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return src & 0xFFFF;
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default:
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return src;
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}
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}
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