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//===-- X86InstrFMA.td - FMA Instruction Set ---------------*- tablegen -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file describes FMA (Fused Multiply-Add) instructions.
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
// FMA3 - Intel 3 operand Fused Multiply-Add instructions
//===----------------------------------------------------------------------===//
multiclass fma3p_rm<bits<8> opc, string OpcodeStr> {
def r : FMA3<opc, MRMSrcReg, (outs VR128:$dst),
(ins VR128:$src1, VR128:$src2),
!strconcat(OpcodeStr, "\t{$src2, $src1, $dst|$dst, $src1, $src2}"),
[]>;
def m : FMA3<opc, MRMSrcMem, (outs VR128:$dst),
(ins VR128:$src1, f128mem:$src2),
!strconcat(OpcodeStr, "\t{$src2, $src1, $dst|$dst, $src1, $src2}"),
[]>;
def rY : FMA3<opc, MRMSrcReg, (outs VR256:$dst),
(ins VR256:$src1, VR256:$src2),
!strconcat(OpcodeStr, "\t{$src2, $src1, $dst|$dst, $src1, $src2}"),
[]>;
def mY : FMA3<opc, MRMSrcMem, (outs VR256:$dst),
(ins VR256:$src1, f256mem:$src2),
!strconcat(OpcodeStr, "\t{$src2, $src1, $dst|$dst, $src1, $src2}"),
[]>;
}
multiclass fma3p_forms<bits<8> opc132, bits<8> opc213, bits<8> opc231,
string OpcodeStr, string PackTy> {
defm r132 : fma3p_rm<opc132, !strconcat(OpcodeStr, !strconcat("132", PackTy))>;
defm r213 : fma3p_rm<opc213, !strconcat(OpcodeStr, !strconcat("213", PackTy))>;
defm r231 : fma3p_rm<opc231, !strconcat(OpcodeStr, !strconcat("231", PackTy))>;
}
// Fused Multiply-Add
let ExeDomain = SSEPackedSingle in {
defm VFMADDPS : fma3p_forms<0x98, 0xA8, 0xB8, "vfmadd", "ps">;
defm VFMSUBPS : fma3p_forms<0x9A, 0xAA, 0xBA, "vfmsub", "ps">;
defm VFMADDSUBPS : fma3p_forms<0x96, 0xA6, 0xB6, "vfmaddsub", "ps">;
defm VFMSUBADDPS : fma3p_forms<0x97, 0xA7, 0xB7, "vfmsubadd", "ps">;
}
let ExeDomain = SSEPackedDouble in {
defm VFMADDPD : fma3p_forms<0x98, 0xA8, 0xB8, "vfmadd", "pd">, VEX_W;
defm VFMSUBPD : fma3p_forms<0x9A, 0xAA, 0xBA, "vfmsub", "pd">, VEX_W;
defm VFMADDSUBPD : fma3p_forms<0x96, 0xA6, 0xB6, "vfmaddsub", "pd">, VEX_W;
defm VFMSUBADDPD : fma3p_forms<0x97, 0xA7, 0xB7, "vfmsubadd", "pd">, VEX_W;
}
// Fused Negative Multiply-Add
let ExeDomain = SSEPackedSingle in {
defm VFNMADDPS : fma3p_forms<0x9C, 0xAC, 0xBC, "vfnmadd", "ps">;
defm VFNMSUBPS : fma3p_forms<0x9E, 0xAE, 0xBE, "vfnmsub", "ps">;
}
let ExeDomain = SSEPackedDouble in {
defm VFNMADDPD : fma3p_forms<0x9C, 0xAC, 0xBC, "vfnmadd", "pd">, VEX_W;
defm VFNMSUBPD : fma3p_forms<0x9E, 0xAE, 0xBE, "vfnmsub", "pd">, VEX_W;
}
multiclass fma3s_rm<bits<8> opc, string OpcodeStr, X86MemOperand x86memop> {
def r : FMA3<opc, MRMSrcReg, (outs VR128:$dst),
(ins VR128:$src1, VR128:$src2),
!strconcat(OpcodeStr, "\t{$src2, $src1, $dst|$dst, $src1, $src2}"),
[]>;
def m : FMA3<opc, MRMSrcMem, (outs VR128:$dst),
(ins VR128:$src1, x86memop:$src2),
!strconcat(OpcodeStr, "\t{$src2, $src1, $dst|$dst, $src1, $src2}"),
[]>;
}
multiclass fma3s_forms<bits<8> opc132, bits<8> opc213, bits<8> opc231,
string OpcodeStr> {
defm SSr132 : fma3s_rm<opc132, !strconcat(OpcodeStr, "132ss"), f32mem>;
defm SSr213 : fma3s_rm<opc213, !strconcat(OpcodeStr, "213ss"), f32mem>;
defm SSr231 : fma3s_rm<opc231, !strconcat(OpcodeStr, "231ss"), f32mem>;
defm SDr132 : fma3s_rm<opc132, !strconcat(OpcodeStr, "132sd"), f64mem>, VEX_W;
defm SDr213 : fma3s_rm<opc213, !strconcat(OpcodeStr, "213sd"), f64mem>, VEX_W;
defm SDr231 : fma3s_rm<opc231, !strconcat(OpcodeStr, "231sd"), f64mem>, VEX_W;
}
defm VFMADD : fma3s_forms<0x99, 0xA9, 0xB9, "vfmadd">, VEX_LIG;
defm VFMSUB : fma3s_forms<0x9B, 0xAB, 0xBB, "vfmsub">, VEX_LIG;
defm VFNMADD : fma3s_forms<0x9D, 0xAD, 0xBD, "vfnmadd">, VEX_LIG;
defm VFNMSUB : fma3s_forms<0x9F, 0xAF, 0xBF, "vfnmsub">, VEX_LIG;
//===----------------------------------------------------------------------===//
// FMA4 - AMD 4 operand Fused Multiply-Add instructions
//===----------------------------------------------------------------------===//
multiclass fma4s<bits<8> opc, string OpcodeStr, Operand memop,
ComplexPattern mem_cpat, Intrinsic Int> {
def rr : FMA4<opc, MRMSrcReg, (outs VR128:$dst),
(ins VR128:$src1, VR128:$src2, VR128:$src3),
!strconcat(OpcodeStr,
"\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"),
[(set VR128:$dst,
(Int VR128:$src1, VR128:$src2, VR128:$src3))]>, VEX_W, MemOp4;
def rm : FMA4<opc, MRMSrcMem, (outs VR128:$dst),
(ins VR128:$src1, VR128:$src2, memop:$src3),
!strconcat(OpcodeStr,
"\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"),
[(set VR128:$dst,
(Int VR128:$src1, VR128:$src2, mem_cpat:$src3))]>, VEX_W, MemOp4;
def mr : FMA4<opc, MRMSrcMem, (outs VR128:$dst),
(ins VR128:$src1, memop:$src2, VR128:$src3),
!strconcat(OpcodeStr,
"\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"),
[(set VR128:$dst,
(Int VR128:$src1, mem_cpat:$src2, VR128:$src3))]>;
// For disassembler
let isCodeGenOnly = 1 in
def rr_REV : FMA4<opc, MRMSrcReg, (outs VR128:$dst),
(ins VR128:$src1, VR128:$src2, VR128:$src3),
!strconcat(OpcodeStr,
"\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"), []>;
}
multiclass fma4p<bits<8> opc, string OpcodeStr,
Intrinsic Int128, Intrinsic Int256,
PatFrag ld_frag128, PatFrag ld_frag256> {
def rr : FMA4<opc, MRMSrcReg, (outs VR128:$dst),
(ins VR128:$src1, VR128:$src2, VR128:$src3),
!strconcat(OpcodeStr,
"\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"),
[(set VR128:$dst,
(Int128 VR128:$src1, VR128:$src2, VR128:$src3))]>, VEX_W, MemOp4;
def rm : FMA4<opc, MRMSrcMem, (outs VR128:$dst),
(ins VR128:$src1, VR128:$src2, f128mem:$src3),
!strconcat(OpcodeStr,
"\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"),
[(set VR128:$dst, (Int128 VR128:$src1, VR128:$src2,
(ld_frag128 addr:$src3)))]>, VEX_W, MemOp4;
def mr : FMA4<opc, MRMSrcMem, (outs VR128:$dst),
(ins VR128:$src1, f128mem:$src2, VR128:$src3),
!strconcat(OpcodeStr,
"\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"),
[(set VR128:$dst,
(Int128 VR128:$src1, (ld_frag128 addr:$src2), VR128:$src3))]>;
def rrY : FMA4<opc, MRMSrcReg, (outs VR256:$dst),
(ins VR256:$src1, VR256:$src2, VR256:$src3),
!strconcat(OpcodeStr,
"\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"),
[(set VR256:$dst,
(Int256 VR256:$src1, VR256:$src2, VR256:$src3))]>, VEX_W, MemOp4;
def rmY : FMA4<opc, MRMSrcMem, (outs VR256:$dst),
(ins VR256:$src1, VR256:$src2, f256mem:$src3),
!strconcat(OpcodeStr,
"\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"),
[(set VR256:$dst, (Int256 VR256:$src1, VR256:$src2,
(ld_frag256 addr:$src3)))]>, VEX_W, MemOp4;
def mrY : FMA4<opc, MRMSrcMem, (outs VR256:$dst),
(ins VR256:$src1, f256mem:$src2, VR256:$src3),
!strconcat(OpcodeStr,
"\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"),
[(set VR256:$dst,
(Int256 VR256:$src1, (ld_frag256 addr:$src2), VR256:$src3))]>;
// For disassembler
let isCodeGenOnly = 1 in {
def rr_REV : FMA4<opc, MRMSrcReg, (outs VR128:$dst),
(ins VR128:$src1, VR128:$src2, VR128:$src3),
!strconcat(OpcodeStr,
"\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"), []>;
def rrY_REV : FMA4<opc, MRMSrcReg, (outs VR256:$dst),
(ins VR256:$src1, VR256:$src2, VR256:$src3),
!strconcat(OpcodeStr,
"\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"), []>;
} // isCodeGenOnly = 1
}
defm VFMADDSS4 : fma4s<0x6A, "vfmaddss", ssmem, sse_load_f32,
int_x86_fma4_vfmadd_ss>;
defm VFMADDSD4 : fma4s<0x6B, "vfmaddsd", sdmem, sse_load_f64,
int_x86_fma4_vfmadd_sd>;
defm VFMADDPS4 : fma4p<0x68, "vfmaddps", int_x86_fma4_vfmadd_ps,
int_x86_fma4_vfmadd_ps_256, memopv4f32, memopv8f32>;
defm VFMADDPD4 : fma4p<0x69, "vfmaddpd", int_x86_fma4_vfmadd_pd,
int_x86_fma4_vfmadd_pd_256, memopv2f64, memopv4f64>;
defm VFMSUBSS4 : fma4s<0x6E, "vfmsubss", ssmem, sse_load_f32,
int_x86_fma4_vfmsub_ss>;
defm VFMSUBSD4 : fma4s<0x6F, "vfmsubsd", sdmem, sse_load_f64,
int_x86_fma4_vfmsub_sd>;
defm VFMSUBPS4 : fma4p<0x6C, "vfmsubps", int_x86_fma4_vfmsub_ps,
int_x86_fma4_vfmsub_ps_256, memopv4f32, memopv8f32>;
defm VFMSUBPD4 : fma4p<0x6D, "vfmsubpd", int_x86_fma4_vfmsub_pd,
int_x86_fma4_vfmsub_pd_256, memopv2f64, memopv4f64>;
defm VFNMADDSS4 : fma4s<0x7A, "vfnmaddss", ssmem, sse_load_f32,
int_x86_fma4_vfnmadd_ss>;
defm VFNMADDSD4 : fma4s<0x7B, "vfnmaddsd", sdmem, sse_load_f64,
int_x86_fma4_vfnmadd_sd>;
defm VFNMADDPS4 : fma4p<0x78, "vfnmaddps", int_x86_fma4_vfnmadd_ps,
int_x86_fma4_vfnmadd_ps_256, memopv4f32, memopv8f32>;
defm VFNMADDPD4 : fma4p<0x79, "vfnmaddpd", int_x86_fma4_vfnmadd_pd,
int_x86_fma4_vfnmadd_pd_256, memopv2f64, memopv4f64>;
defm VFNMSUBSS4 : fma4s<0x7E, "vfnmsubss", ssmem, sse_load_f32,
int_x86_fma4_vfnmsub_ss>;
defm VFNMSUBSD4 : fma4s<0x7F, "vfnmsubsd", sdmem, sse_load_f64,
int_x86_fma4_vfnmsub_sd>;
defm VFNMSUBPS4 : fma4p<0x7C, "vfnmsubps", int_x86_fma4_vfnmsub_ps,
int_x86_fma4_vfnmsub_ps_256, memopv4f32, memopv8f32>;
defm VFNMSUBPD4 : fma4p<0x7D, "vfnmsubpd", int_x86_fma4_vfnmsub_pd,
int_x86_fma4_vfnmsub_pd_256, memopv2f64, memopv4f64>;
defm VFMADDSUBPS4 : fma4p<0x5C, "vfmaddsubps", int_x86_fma4_vfmaddsub_ps,
int_x86_fma4_vfmaddsub_ps_256, memopv4f32, memopv8f32>;
defm VFMADDSUBPD4 : fma4p<0x5D, "vfmaddsubpd", int_x86_fma4_vfmaddsub_pd,
int_x86_fma4_vfmaddsub_pd_256, memopv2f64, memopv4f64>;
defm VFMSUBADDPS4 : fma4p<0x5E, "vfmsubaddps", int_x86_fma4_vfmsubadd_ps,
int_x86_fma4_vfmsubadd_ps_256, memopv4f32, memopv8f32>;
defm VFMSUBADDPD4 : fma4p<0x5F, "vfmsubaddpd", int_x86_fma4_vfmsubadd_pd,
int_x86_fma4_vfmsubadd_pd_256, memopv2f64, memopv4f64>;