Huw Pascoe
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903906da3b
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Optimized Float<M,E> multiplication
Before:
ucomiss xmm1, xmm1
jp .L9
pxor xmm2, xmm2
mov edx, 1
ucomiss xmm0, xmm2
setp al
cmovne eax, edx
test al, al
jne .L9
.L3:
movaps xmm0, xmm2
ret
.L9:
ucomiss xmm0, xmm0
jp .L10
pxor xmm2, xmm2
mov edx, 1
ucomiss xmm1, xmm2
setp al
cmovne eax, edx
test al, al
je .L3
After:
movaps xmm2, xmm1
mulss xmm2, xmm0
ucomiss xmm2, xmm2
jnp .L3
ucomiss xmm1, xmm0
jnp .L11
.L3:
movaps xmm0, xmm2
ret
.L11:
pxor xmm2, xmm2
jmp .L3
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2017-09-25 00:54:02 +01:00 |
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