diff options
Diffstat (limited to 'include/private/SkFixed.h')
| -rw-r--r-- | include/private/SkFixed.h | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/include/private/SkFixed.h b/include/private/SkFixed.h index 526b7d4509..b2eea5f624 100644 --- a/include/private/SkFixed.h +++ b/include/private/SkFixed.h @@ -102,9 +102,19 @@ inline SkFixed SkFixedMul_longlong(SkFixed a, SkFixed b) { */ SK_ALWAYS_INLINE SkFixed SkFloatToFixed_arm(float x) { - int32_t y; - asm("vcvt.s32.f32 %0, %0, #16": "+t"(x)); - memcpy(&y, &x, sizeof(y)); + int32_t y, z; + asm("movs %1, %3, lsl #1 \n" + "mov %2, #0x8E \n" + "sub %1, %2, %1, lsr #24 \n" + "mov %2, %3, lsl #8 \n" + "orr %2, %2, #0x80000000 \n" + "mov %1, %2, lsr %1 \n" + "it cs \n" + "rsbcs %1, %1, #0 \n" + : "=r"(x), "=&r"(y), "=&r"(z) + : "r"(x) + : "cc" + ); return y; } inline SkFixed SkFixedMul_arm(SkFixed x, SkFixed y) |