Overview
| Comment: | OFMatrix4x4: Add #pragma GCC target("3dnow") |
|---|---|
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| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
fa3c89f802a12f2416fe37f5d2a0a4cd |
| User & Date: | js on 2023-10-31 22:14:33 |
| Other Links: | manifest | tags |
Context
|
2023-10-31
| ||
| 22:27 | Move x86/ELF assembly back to AT&T syntax check-in: 4c866f0320 user: js tags: trunk | |
| 22:14 | OFMatrix4x4: Add #pragma GCC target("3dnow") check-in: fa3c89f802 user: js tags: trunk | |
| 20:38 | Move AMD64/ELF assembly back to AT&T syntax check-in: da613d0cb5 user: js tags: trunk | |
Changes
Modified src/OFMatrix4x4.m from [b494f24572] to [240d8b02dd].
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{ 0, 1, 0, 0 },
{ 0, 0, 1, 0 },
{ 0, 0, 0, 1 }
};
@implementation OFMatrix4x4
#if defined(OF_AMD64) || defined(OF_X86)
# ifndef __clang__
# pragma GCC push_options
# pragma GCC target("3dnow")
# endif
static void
multiplyWithMatrix_3DNow(OFMatrix4x4 *self, SEL _cmd, OFMatrix4x4 *matrix)
{
float result[4][4];
for (uint_fast8_t i = 0; i < 4; i++) {
for (uint_fast8_t j = 0; j < 4; j++) {
|
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"femms"
:: "r"(&result), "r"(&self->_values), "r"(&vector)
: "mm0", "mm1", "mm2", "mm3", "mm4", "memory"
);
return result;
}
# ifndef __clang__
# pragma GCC pop_options
# endif
+ (void)initialize
{
if (self != [OFMatrix4x4 class])
return;
if ([OFSystemInfo supports3DNow]) {
|
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