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[mips][mips64r6] Add Floating Point Fused Multiply Add Subtract 

Differential Revision: http://reviews.llvm.org/D3727

llvm-svn: 208952
This commit is contained in:
Zoran Jovanovic 2014-05-16 08:42:27 +00:00
parent 3cbaa468c2
commit b397fea9ab
3 changed files with 26 additions and 5 deletions
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23
llvm/lib/Target/Mips/Mips32r6InstrInfo.td
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@ -72,6 +72,12 @@ class MUH_ENC : SPECIAL_3R_FM<0b00011, 0b011000>;
class MUHU_ENC : SPECIAL_3R_FM<0b00011, 0b011001>;
class MUL_R6_ENC : SPECIAL_3R_FM<0b00010, 0b011000>;
class MULU_ENC : SPECIAL_3R_FM<0b00010, 0b011001>;
class MADDF_S_ENC : COP1_3R_FM<0b011000, FIELD_FMT_S>;
class MADDF_D_ENC : COP1_3R_FM<0b011000, FIELD_FMT_D>;
class MSUBF_S_ENC : COP1_3R_FM<0b011001, FIELD_FMT_S>;
class MSUBF_D_ENC : COP1_3R_FM<0b011001, FIELD_FMT_D>;
class SEL_D_ENC : COP1_3R_FM<0b010000, FIELD_FMT_D>;
class SEL_S_ENC : COP1_3R_FM<0b010000, FIELD_FMT_S>;
@ -172,7 +178,7 @@ class MUHU_DESC : MUL_R6_DESC_BASE<"muhu", GPR32Opnd>;
class MUL_R6_DESC : MUL_R6_DESC_BASE<"mul", GPR32Opnd>;
class MULU_DESC : MUL_R6_DESC_BASE<"mulu", GPR32Opnd>;
class SEL_DESC_BASE<string instr_asm, RegisterOperand FGROpnd> {
class COP1_4R_DESC_BASE<string instr_asm, RegisterOperand FGROpnd> {
dag OutOperandList = (outs FGROpnd:$fd);
dag InOperandList = (ins FGROpnd:$fd_in, FGROpnd:$fs, FGROpnd:$ft);
string AsmString = !strconcat(instr_asm, "\t$fd, $fs, $ft");
@ -180,8 +186,13 @@ class SEL_DESC_BASE<string instr_asm, RegisterOperand FGROpnd> {
string Constraints = "$fd_in = $fd";
}
class SEL_D_DESC : SEL_DESC_BASE<"sel.d", FGR64Opnd>;
class SEL_S_DESC : SEL_DESC_BASE<"sel.s", FGR32Opnd>;
class SEL_D_DESC : COP1_4R_DESC_BASE<"sel.d", FGR64Opnd>;
class SEL_S_DESC : COP1_4R_DESC_BASE<"sel.s", FGR32Opnd>;
class MADDF_S_DESC : COP1_4R_DESC_BASE<"maddf.s", FGR32Opnd>;
class MADDF_D_DESC : COP1_4R_DESC_BASE<"maddf.d", FGR64Opnd>;
class MSUBF_S_DESC : COP1_4R_DESC_BASE<"msubf.s", FGR32Opnd>;
class MSUBF_D_DESC : COP1_4R_DESC_BASE<"msubf.d", FGR64Opnd>;
class MAX_MIN_DESC_BASE<string instr_asm, RegisterOperand FGROpnd> {
dag OutOperandList = (outs FGROpnd:$fd);
@ -273,7 +284,8 @@ def JIC;
// def LSA; // See MSA
def LWPC;
def LWUPC;
def MADDF;
def MADDF_S : MADDF_S_ENC, MADDF_S_DESC, ISA_MIPS32R6;
def MADDF_D : MADDF_D_ENC, MADDF_D_DESC, ISA_MIPS32R6;
def MAXA_D : MAXA_D_ENC, MAXA_D_DESC, ISA_MIPS32R6;
def MAXA_S : MAXA_S_ENC, MAXA_S_DESC, ISA_MIPS32R6;
def MAX_D : MAX_D_ENC, MAX_D_DESC, ISA_MIPS32R6;
@ -284,7 +296,8 @@ def MIN_D : MIN_D_ENC, MIN_D_DESC, ISA_MIPS32R6;
def MIN_S : MIN_S_ENC, MIN_S_DESC, ISA_MIPS32R6;
def MOD : MOD_ENC, MOD_DESC, ISA_MIPS32R6;
def MODU : MODU_ENC, MODU_DESC, ISA_MIPS32R6;
def MSUBF;
def MSUBF_S : MSUBF_S_ENC, MSUBF_S_DESC, ISA_MIPS32R6;
def MSUBF_D : MSUBF_D_ENC, MSUBF_D_DESC, ISA_MIPS32R6;
def MUH : MUH_ENC, MUH_DESC, ISA_MIPS32R6;
def MUHU : MUHU_ENC, MUHU_DESC, ISA_MIPS32R6;
def MUL_R6 : MUL_R6_ENC, MUL_R6_DESC, ISA_MIPS32R6;

4
llvm/test/MC/Mips/mips32r6/valid.s
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@ -18,6 +18,10 @@
muh $2,$3,$4 # CHECK: muh $2, $3, $4 # encoding: [0x00,0x64,0x10,0xd8]
mulu $2,$3,$4 # CHECK: mulu $2, $3, $4 # encoding: [0x00,0x64,0x10,0x99]
muhu $2,$3,$4 # CHECK: muhu $2, $3, $4 # encoding: [0x00,0x64,0x10,0xd9]
maddf.s $f2,$f3,$f4 # CHECK: maddf.s $f2, $f3, $f4 # encoding: [0x46,0x04,0x18,0x98]
maddf.d $f2,$f3,$f4 # CHECK: maddf.d $f2, $f3, $f4 # encoding: [0x46,0x24,0x18,0x98]
msubf.s $f2,$f3,$f4 # CHECK: msubf.s $f2, $f3, $f4 # encoding: [0x46,0x04,0x18,0x99]
msubf.d $f2,$f3,$f4 # CHECK: msubf.d $f2, $f3, $f4 # encoding: [0x46,0x24,0x18,0x99]
sel.d $f0,$f1,$f2 # CHECK: sel.d $f0, $f1, $f2 # encoding: [0x46,0x22,0x08,0x10]
sel.s $f0,$f1,$f2 # CHECK: sel.s $f0, $f1, $f2 # encoding: [0x46,0x02,0x08,0x10]
max.s $f0, $f2, $f4 # CHECK: max.s $f0, $f2, $f4 # encoding: [0x46,0x04,0x10,0x1d]

4
llvm/test/MC/Mips/mips64r6/valid.s
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@ -31,6 +31,10 @@
dmuh $2,$3,$4 # CHECK: dmuh $2, $3, $4 # encoding: [0x00,0x64,0x10,0xf8]
dmulu $2,$3,$4 # CHECK: dmulu $2, $3, $4 # encoding: [0x00,0x64,0x10,0xb9]
dmuhu $2,$3,$4 # CHECK: dmuhu $2, $3, $4 # encoding: [0x00,0x64,0x10,0xf9]
maddf.s $f2,$f3,$f4 # CHECK: maddf.s $f2, $f3, $f4 # encoding: [0x46,0x04,0x18,0x98]
maddf.d $f2,$f3,$f4 # CHECK: maddf.d $f2, $f3, $f4 # encoding: [0x46,0x24,0x18,0x98]
msubf.s $f2,$f3,$f4 # CHECK: msubf.s $f2, $f3, $f4 # encoding: [0x46,0x04,0x18,0x99]
msubf.d $f2,$f3,$f4 # CHECK: msubf.d $f2, $f3, $f4 # encoding: [0x46,0x24,0x18,0x99]
sel.d $f0,$f1,$f2 # CHECK: sel.d $f0, $f1, $f2 # encoding: [0x46,0x22,0x08,0x10]
sel.s $f0,$f1,$f2 # CHECK: sel.s $f0, $f1, $f2 # encoding: [0x46,0x02,0x08,0x10]
max.s $f0, $f2, $f4 # CHECK: max.s $f0, $f2, $f4 # encoding: [0x46,0x04,0x10,0x1d]