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8154122: Intrinsify fused mac operations

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Added FMA intrinsics on x86

Reviewed-by: kvn, aph, darcy
This commit is contained in:
Vivek Deshpande 2016-08-26 12:17:50 -07:00
parent 474c035379
commit d58e3e0324
42 changed files with 365 additions and 13 deletions
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18
hotspot/src/cpu/x86/vm/macroAssembler_x86.cpp
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@ -3147,6 +3147,24 @@ void MacroAssembler::fremr(Register tmp) {
fpop();
}
// dst = c = a * b + c
void MacroAssembler::fmad(XMMRegister dst, XMMRegister a, XMMRegister b, XMMRegister c) {
Assembler::vfmadd231sd(c, a, b);
if (dst != c) {
movdbl(dst, c);
}
}
// dst = c = a * b + c
void MacroAssembler::fmaf(XMMRegister dst, XMMRegister a, XMMRegister b, XMMRegister c) {
Assembler::vfmadd231ss(c, a, b);
if (dst != c) {
movflt(dst, c);
}
}
void MacroAssembler::incrementl(AddressLiteral dst) {
if (reachable(dst)) {