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Add 3DNowA instructions. 

llvm-svn: 115477
This commit is contained in:
Eli Friedman 2010-10-03 20:23:13 +00:00
parent f909b07340
commit bb48e26732
2 changed files with 22 additions and 2 deletions
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8
llvm/lib/Target/X86/X86Instr3DNow.td
View File

@ -69,5 +69,9 @@ def PREFETCHW : I3DNow<0x0D, MRM1m, (outs), (ins i16mem:$addr),
"prefetchw $addr", []>;
}
// TODO: Add support for the "3DNowA" instructions.
// "3DNowA" instructions
defm PF2IW : I3DNow_binop_rm<0x1C, "pf2iw">;
defm PI2FW : I3DNow_binop_rm<0x0C, "pi2fw">;
defm PFNACC : I3DNow_binop_rm<0x8A, "pfnacc">;
defm PFPNACC : I3DNow_binop_rm<0x8E, "pfpnacc">;
defm PSWAPD : I3DNow_binop_rm<0xBB, "pswapd">;

16
llvm/test/MC/X86/3DNow.s
View File

@ -74,3 +74,19 @@ femms
// CHECK: prefetchw (%rax) # encoding: [0x0f,0x0d,0x08]
prefetch (%rax)
prefetchw (%rax)
// CHECK: pf2iw %mm2, %mm1 # encoding: [0x0f,0x0f,0xca,0x1c]
pf2iw %mm2, %mm1
// CHECK: pi2fw %mm2, %mm1 # encoding: [0x0f,0x0f,0xca,0x0c]
pi2fw %mm2, %mm1
// CHECK: pfnacc %mm2, %mm1 # encoding: [0x0f,0x0f,0xca,0x8a]
pfnacc %mm2, %mm1
// CHECK: pfpnacc %mm2, %mm1 # encoding: [0x0f,0x0f,0xca,0x8e]
pfpnacc %mm2, %mm1
// CHECK: pswapd %mm2, %mm1 # encoding: [0x0f,0x0f,0xca,0xbb]
pswapd %mm2, %mm1