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-rw-r--r--lib/Target/ARM/ARMInstrInfo.td169
1 files changed, 111 insertions, 58 deletions
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td
index 4707e3b..44e67e9 100644
--- a/lib/Target/ARM/ARMInstrInfo.td
+++ b/lib/Target/ARM/ARMInstrInfo.td
@@ -93,9 +93,15 @@ def ARMeh_sjlj_setjmp: SDNode<"ARMISD::EH_SJLJ_SETJMP", SDT_ARMEH_SJLJ_Setjmp>;
def HasV5T : Predicate<"Subtarget->hasV5TOps()">;
def HasV5TE : Predicate<"Subtarget->hasV5TEOps()">;
def HasV6 : Predicate<"Subtarget->hasV6Ops()">;
+def HasV7 : Predicate<"Subtarget->hasV7Ops()">;
+def HasVFP2 : Predicate<"Subtarget->hasVFP2()">;
+def HasVFP3 : Predicate<"Subtarget->hasVFP3()">;
+def HasNEON : Predicate<"Subtarget->hasNEON()">;
def IsThumb : Predicate<"Subtarget->isThumb()">;
def HasThumb2 : Predicate<"Subtarget->hasThumb2()">;
def IsARM : Predicate<"!Subtarget->isThumb()">;
+def IsDarwin : Predicate<"Subtarget->isTargetDarwin()">;
+def IsNotDarwin : Predicate<"!Subtarget->isTargetDarwin()">;
//===----------------------------------------------------------------------===//
// ARM Flag Definitions.
@@ -518,6 +524,24 @@ def PICSTRB : AXI2stb<(outs), (ins GPR:$src, addrmodepc:$addr, pred:$p),
}
} // isNotDuplicable = 1
+
+// LEApcrel - Load a pc-relative address into a register without offending the
+// assembler.
+def LEApcrel : AXI1<0x0, (outs GPR:$dst), (ins i32imm:$label, pred:$p), Pseudo,
+ !strconcat(!strconcat(".set PCRELV${:uid}, ($label-(",
+ "${:private}PCRELL${:uid}+8))\n"),
+ !strconcat("${:private}PCRELL${:uid}:\n\t",
+ "add$p $dst, pc, #PCRELV${:uid}")),
+ []>;
+
+def LEApcrelJT : AXI1<0x0, (outs GPR:$dst), (ins i32imm:$label, i32imm:$id, pred:$p),
+ Pseudo,
+ !strconcat(!strconcat(".set PCRELV${:uid}, (${label}_${id:no_hash}-(",
+ "${:private}PCRELL${:uid}+8))\n"),
+ !strconcat("${:private}PCRELL${:uid}:\n\t",
+ "add$p $dst, pc, #PCRELV${:uid}")),
+ []>;
+
//===----------------------------------------------------------------------===//
// Control Flow Instructions.
//
@@ -539,21 +563,22 @@ let isReturn = 1, isTerminator = 1 in
LdStMulFrm, "ldm${p}${addr:submode} $addr, $dst1",
[]>;
+// On non-Darwin platforms R9 is callee-saved.
let isCall = 1, Itinerary = IIC_Br,
Defs = [R0, R1, R2, R3, R12, LR,
D0, D1, D2, D3, D4, D5, D6, D7, CPSR] in {
def BL : ABXI<0b1011, (outs), (ins i32imm:$func, variable_ops),
"bl ${func:call}",
- [(ARMcall tglobaladdr:$func)]>;
+ [(ARMcall tglobaladdr:$func)]>, Requires<[IsNotDarwin]>;
def BL_pred : ABI<0b1011, (outs), (ins i32imm:$func, variable_ops),
"bl", " ${func:call}",
- [(ARMcall_pred tglobaladdr:$func)]>;
+ [(ARMcall_pred tglobaladdr:$func)]>, Requires<[IsNotDarwin]>;
// ARMv5T and above
def BLX : AXI<(outs), (ins GPR:$func, variable_ops), BrMiscFrm,
"blx $func",
- [(ARMcall GPR:$func)]>, Requires<[IsARM, HasV5T]> {
+ [(ARMcall GPR:$func)]>, Requires<[IsARM, HasV5T, IsNotDarwin]> {
let Inst{7-4} = 0b0011;
let Inst{19-8} = 0b111111111111;
let Inst{27-20} = 0b00010010;
@@ -563,7 +588,36 @@ let isCall = 1, Itinerary = IIC_Br,
// ARMv4T
def BX : ABXIx2<(outs), (ins GPR:$func, variable_ops),
"mov lr, pc\n\tbx $func",
- [(ARMcall_nolink GPR:$func)]>;
+ [(ARMcall_nolink GPR:$func)]>, Requires<[IsNotDarwin]>;
+ }
+}
+
+// On Darwin R9 is call-clobbered.
+let isCall = 1, Itinerary = IIC_Br,
+ Defs = [R0, R1, R2, R3, R9, R12, LR,
+ D0, D1, D2, D3, D4, D5, D6, D7, CPSR] in {
+ def BLr9 : ABXI<0b1011, (outs), (ins i32imm:$func, variable_ops),
+ "bl ${func:call}",
+ [(ARMcall tglobaladdr:$func)]>, Requires<[IsDarwin]>;
+
+ def BLr9_pred : ABI<0b1011, (outs), (ins i32imm:$func, variable_ops),
+ "bl", " ${func:call}",
+ [(ARMcall_pred tglobaladdr:$func)]>, Requires<[IsDarwin]>;
+
+ // ARMv5T and above
+ def BLXr9 : AXI<(outs), (ins GPR:$func, variable_ops), BrMiscFrm,
+ "blx $func",
+ [(ARMcall GPR:$func)]>, Requires<[IsARM, HasV5T, IsDarwin]> {
+ let Inst{7-4} = 0b0011;
+ let Inst{19-8} = 0b111111111111;
+ let Inst{27-20} = 0b00010010;
+ }
+
+ let Uses = [LR] in {
+ // ARMv4T
+ def BXr9 : ABXIx2<(outs), (ins GPR:$func, variable_ops),
+ "mov lr, pc\n\tbx $func",
+ [(ARMcall_nolink GPR:$func)]>, Requires<[IsDarwin]>;
}
}
@@ -823,9 +877,9 @@ defm UXTH : AI_unary_rrot<0b01101111,
defm UXTB16 : AI_unary_rrot<0b01101100,
"uxtb16", UnOpFrag<(and node:$Src, 0x00FF00FF)>>;
-def : ARMV6Pat<(and (shl GPR:$Src, 8), 0xFF00FF),
+def : ARMV6Pat<(and (shl GPR:$Src, (i32 8)), 0xFF00FF),
(UXTB16r_rot GPR:$Src, 24)>;
-def : ARMV6Pat<(and (srl GPR:$Src, 8), 0xFF00FF),
+def : ARMV6Pat<(and (srl GPR:$Src, (i32 8)), 0xFF00FF),
(UXTB16r_rot GPR:$Src, 8)>;
defm UXTAB : AI_bin_rrot<0b01101110, "uxtab",
@@ -1006,7 +1060,7 @@ multiclass AI_smul<string opc, PatFrag opnode> {
def BT : AMulxyI<0b0001011, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
!strconcat(opc, "bt"), " $dst, $a, $b",
[(set GPR:$dst, (opnode (sext_inreg GPR:$a, i16),
- (sra GPR:$b, 16)))]>,
+ (sra GPR:$b, (i32 16))))]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 0;
let Inst{6} = 1;
@@ -1014,7 +1068,7 @@ multiclass AI_smul<string opc, PatFrag opnode> {
def TB : AMulxyI<0b0001011, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
!strconcat(opc, "tb"), " $dst, $a, $b",
- [(set GPR:$dst, (opnode (sra GPR:$a, 16),
+ [(set GPR:$dst, (opnode (sra GPR:$a, (i32 16)),
(sext_inreg GPR:$b, i16)))]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 1;
@@ -1023,8 +1077,8 @@ multiclass AI_smul<string opc, PatFrag opnode> {
def TT : AMulxyI<0b0001011, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
!strconcat(opc, "tt"), " $dst, $a, $b",
- [(set GPR:$dst, (opnode (sra GPR:$a, 16),
- (sra GPR:$b, 16)))]>,
+ [(set GPR:$dst, (opnode (sra GPR:$a, (i32 16)),
+ (sra GPR:$b, (i32 16))))]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 1;
let Inst{6} = 1;
@@ -1033,7 +1087,7 @@ multiclass AI_smul<string opc, PatFrag opnode> {
def WB : AMulxyI<0b0001001, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
!strconcat(opc, "wb"), " $dst, $a, $b",
[(set GPR:$dst, (sra (opnode GPR:$a,
- (sext_inreg GPR:$b, i16)), 16))]>,
+ (sext_inreg GPR:$b, i16)), (i32 16)))]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 1;
let Inst{6} = 0;
@@ -1042,7 +1096,7 @@ multiclass AI_smul<string opc, PatFrag opnode> {
def WT : AMulxyI<0b0001001, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
!strconcat(opc, "wt"), " $dst, $a, $b",
[(set GPR:$dst, (sra (opnode GPR:$a,
- (sra GPR:$b, 16)), 16))]>,
+ (sra GPR:$b, (i32 16))), (i32 16)))]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 1;
let Inst{6} = 1;
@@ -1064,7 +1118,7 @@ multiclass AI_smla<string opc, PatFrag opnode> {
def BT : AMulxyI<0b0001000, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
!strconcat(opc, "bt"), " $dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc, (opnode (sext_inreg GPR:$a, i16),
- (sra GPR:$b, 16))))]>,
+ (sra GPR:$b, (i32 16)))))]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 0;
let Inst{6} = 1;
@@ -1072,7 +1126,7 @@ multiclass AI_smla<string opc, PatFrag opnode> {
def TB : AMulxyI<0b0001000, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
!strconcat(opc, "tb"), " $dst, $a, $b, $acc",
- [(set GPR:$dst, (add GPR:$acc, (opnode (sra GPR:$a, 16),
+ [(set GPR:$dst, (add GPR:$acc, (opnode (sra GPR:$a, (i32 16)),
(sext_inreg GPR:$b, i16))))]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 1;
@@ -1081,8 +1135,8 @@ multiclass AI_smla<string opc, PatFrag opnode> {
def TT : AMulxyI<0b0001000, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
!strconcat(opc, "tt"), " $dst, $a, $b, $acc",
- [(set GPR:$dst, (add GPR:$acc, (opnode (sra GPR:$a, 16),
- (sra GPR:$b, 16))))]>,
+ [(set GPR:$dst, (add GPR:$acc, (opnode (sra GPR:$a, (i32 16)),
+ (sra GPR:$b, (i32 16)))))]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 1;
let Inst{6} = 1;
@@ -1091,7 +1145,7 @@ multiclass AI_smla<string opc, PatFrag opnode> {
def WB : AMulxyI<0b0001001, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
!strconcat(opc, "wb"), " $dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc, (sra (opnode GPR:$a,
- (sext_inreg GPR:$b, i16)), 16)))]>,
+ (sext_inreg GPR:$b, i16)), (i32 16))))]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 0;
let Inst{6} = 0;
@@ -1100,7 +1154,7 @@ multiclass AI_smla<string opc, PatFrag opnode> {
def WT : AMulxyI<0b0001001, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
!strconcat(opc, "wt"), " $dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc, (sra (opnode GPR:$a,
- (sra GPR:$b, 16)), 16)))]>,
+ (sra GPR:$b, (i32 16))), (i32 16))))]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 0;
let Inst{6} = 1;
@@ -1136,10 +1190,10 @@ def REV : AMiscA1I<0b01101011, (outs GPR:$dst), (ins GPR:$src),
def REV16 : AMiscA1I<0b01101011, (outs GPR:$dst), (ins GPR:$src),
"rev16", " $dst, $src",
[(set GPR:$dst,
- (or (and (srl GPR:$src, 8), 0xFF),
- (or (and (shl GPR:$src, 8), 0xFF00),
- (or (and (srl GPR:$src, 8), 0xFF0000),
- (and (shl GPR:$src, 8), 0xFF000000)))))]>,
+ (or (and (srl GPR:$src, (i32 8)), 0xFF),
+ (or (and (shl GPR:$src, (i32 8)), 0xFF00),
+ (or (and (srl GPR:$src, (i32 8)), 0xFF0000),
+ (and (shl GPR:$src, (i32 8)), 0xFF000000)))))]>,
Requires<[IsARM, HasV6]> {
let Inst{7-4} = 0b1011;
let Inst{11-8} = 0b1111;
@@ -1150,8 +1204,8 @@ def REVSH : AMiscA1I<0b01101111, (outs GPR:$dst), (ins GPR:$src),
"revsh", " $dst, $src",
[(set GPR:$dst,
(sext_inreg
- (or (srl (and GPR:$src, 0xFF00), 8),
- (shl GPR:$src, 8)), i16))]>,
+ (or (srl (and GPR:$src, 0xFF00), (i32 8)),
+ (shl GPR:$src, (i32 8))), i16))]>,
Requires<[IsARM, HasV6]> {
let Inst{7-4} = 0b1011;
let Inst{11-8} = 0b1111;
@@ -1186,7 +1240,7 @@ def PKHTB : AMiscA1I<0b01101000, (outs GPR:$dst),
// Alternate cases for PKHTB where identities eliminate some nodes. Note that
// a shift amount of 0 is *not legal* here, it is PKHBT instead.
-def : ARMV6Pat<(or (and GPR:$src1, 0xFFFF0000), (srl GPR:$src2, 16)),
+def : ARMV6Pat<(or (and GPR:$src1, 0xFFFF0000), (srl GPR:$src2, (i32 16))),
(PKHTB GPR:$src1, GPR:$src2, 16)>;
def : ARMV6Pat<(or (and GPR:$src1, 0xFFFF0000),
(and (srl GPR:$src2, imm1_15:$shamt), 0xFFFF)),
@@ -1240,23 +1294,6 @@ def MOVCCi : AI1<0b1101, (outs GPR:$dst),
RegConstraint<"$false = $dst">, UnaryDP;
-// LEApcrel - Load a pc-relative address into a register without offending the
-// assembler.
-def LEApcrel : AXI1<0x0, (outs GPR:$dst), (ins i32imm:$label, pred:$p), Pseudo,
- !strconcat(!strconcat(".set PCRELV${:uid}, ($label-(",
- "${:private}PCRELL${:uid}+8))\n"),
- !strconcat("${:private}PCRELL${:uid}:\n\t",
- "add$p $dst, pc, #PCRELV${:uid}")),
- []>;
-
-def LEApcrelJT : AXI1<0x0, (outs GPR:$dst), (ins i32imm:$label, i32imm:$id, pred:$p),
- Pseudo,
- !strconcat(!strconcat(".set PCRELV${:uid}, (${label}_${id:no_hash}-(",
- "${:private}PCRELL${:uid}+8))\n"),
- !strconcat("${:private}PCRELL${:uid}:\n\t",
- "add$p $dst, pc, #PCRELV${:uid}")),
- []>;
-
//===----------------------------------------------------------------------===//
// TLS Instructions
//
@@ -1321,7 +1358,10 @@ def : ARMPat<(xor GPR:$LHS, so_imm2part:$RHS),
// Direct calls
-def : ARMPat<(ARMcall texternalsym:$func), (BL texternalsym:$func)>;
+def : ARMPat<(ARMcall texternalsym:$func), (BL texternalsym:$func)>,
+ Requires<[IsNotDarwin]>;
+def : ARMPat<(ARMcall texternalsym:$func), (BLr9 texternalsym:$func)>,
+ Requires<[IsDarwin]>;
// zextload i1 -> zextload i8
def : ARMPat<(zextloadi1 addrmode2:$addr), (LDRB addrmode2:$addr)>;
@@ -1335,47 +1375,54 @@ def : ARMPat<(extloadi8 addrmodepc:$addr), (PICLDRB addrmodepc:$addr)>;
def : ARMPat<(extloadi16 addrmodepc:$addr), (PICLDRH addrmodepc:$addr)>;
// smul* and smla*
-def : ARMV5TEPat<(mul (sra (shl GPR:$a, 16), 16), (sra (shl GPR:$b, 16), 16)),
+def : ARMV5TEPat<(mul (sra (shl GPR:$a, (i32 16)), (i32 16)),
+ (sra (shl GPR:$b, (i32 16)), (i32 16))),
(SMULBB GPR:$a, GPR:$b)>;
def : ARMV5TEPat<(mul sext_16_node:$a, sext_16_node:$b),
(SMULBB GPR:$a, GPR:$b)>;
-def : ARMV5TEPat<(mul (sra (shl GPR:$a, 16), 16), (sra GPR:$b, 16)),
+def : ARMV5TEPat<(mul (sra (shl GPR:$a, (i32 16)), (i32 16)),
+ (sra GPR:$b, (i32 16))),
(SMULBT GPR:$a, GPR:$b)>;
-def : ARMV5TEPat<(mul sext_16_node:$a, (sra GPR:$b, 16)),
+def : ARMV5TEPat<(mul sext_16_node:$a, (sra GPR:$b, (i32 16))),
(SMULBT GPR:$a, GPR:$b)>;
-def : ARMV5TEPat<(mul (sra GPR:$a, 16), (sra (shl GPR:$b, 16), 16)),
+def : ARMV5TEPat<(mul (sra GPR:$a, (i32 16)),
+ (sra (shl GPR:$b, (i32 16)), (i32 16))),
(SMULTB GPR:$a, GPR:$b)>;
-def : ARMV5TEPat<(mul (sra GPR:$a, 16), sext_16_node:$b),
+def : ARMV5TEPat<(mul (sra GPR:$a, (i32 16)), sext_16_node:$b),
(SMULTB GPR:$a, GPR:$b)>;
-def : ARMV5TEPat<(sra (mul GPR:$a, (sra (shl GPR:$b, 16), 16)), 16),
+def : ARMV5TEPat<(sra (mul GPR:$a, (sra (shl GPR:$b, (i32 16)), (i32 16))),
+ (i32 16)),
(SMULWB GPR:$a, GPR:$b)>;
-def : ARMV5TEPat<(sra (mul GPR:$a, sext_16_node:$b), 16),
+def : ARMV5TEPat<(sra (mul GPR:$a, sext_16_node:$b), (i32 16)),
(SMULWB GPR:$a, GPR:$b)>;
def : ARMV5TEPat<(add GPR:$acc,
- (mul (sra (shl GPR:$a, 16), 16),
- (sra (shl GPR:$b, 16), 16))),
+ (mul (sra (shl GPR:$a, (i32 16)), (i32 16)),
+ (sra (shl GPR:$b, (i32 16)), (i32 16)))),
(SMLABB GPR:$a, GPR:$b, GPR:$acc)>;
def : ARMV5TEPat<(add GPR:$acc,
(mul sext_16_node:$a, sext_16_node:$b)),
(SMLABB GPR:$a, GPR:$b, GPR:$acc)>;
def : ARMV5TEPat<(add GPR:$acc,
- (mul (sra (shl GPR:$a, 16), 16), (sra GPR:$b, 16))),
+ (mul (sra (shl GPR:$a, (i32 16)), (i32 16)),
+ (sra GPR:$b, (i32 16)))),
(SMLABT GPR:$a, GPR:$b, GPR:$acc)>;
def : ARMV5TEPat<(add GPR:$acc,
- (mul sext_16_node:$a, (sra GPR:$b, 16))),
+ (mul sext_16_node:$a, (sra GPR:$b, (i32 16)))),
(SMLABT GPR:$a, GPR:$b, GPR:$acc)>;
def : ARMV5TEPat<(add GPR:$acc,
- (mul (sra GPR:$a, 16), (sra (shl GPR:$b, 16), 16))),
+ (mul (sra GPR:$a, (i32 16)),
+ (sra (shl GPR:$b, (i32 16)), (i32 16)))),
(SMLATB GPR:$a, GPR:$b, GPR:$acc)>;
def : ARMV5TEPat<(add GPR:$acc,
- (mul (sra GPR:$a, 16), sext_16_node:$b)),
+ (mul (sra GPR:$a, (i32 16)), sext_16_node:$b)),
(SMLATB GPR:$a, GPR:$b, GPR:$acc)>;
def : ARMV5TEPat<(add GPR:$acc,
- (sra (mul GPR:$a, (sra (shl GPR:$b, 16), 16)), 16)),
+ (sra (mul GPR:$a, (sra (shl GPR:$b, (i32 16)), (i32 16))),
+ (i32 16))),
(SMLAWB GPR:$a, GPR:$b, GPR:$acc)>;
def : ARMV5TEPat<(add GPR:$acc,
- (sra (mul GPR:$a, sext_16_node:$b), 16)),
+ (sra (mul GPR:$a, sext_16_node:$b), (i32 16))),
(SMLAWB GPR:$a, GPR:$b, GPR:$acc)>;
//===----------------------------------------------------------------------===//
@@ -1395,3 +1442,9 @@ include "ARMInstrThumb2.td"
//
include "ARMInstrVFP.td"
+
+//===----------------------------------------------------------------------===//
+// Advanced SIMD (NEON) Support
+//
+
+include "ARMInstrNEON.td"
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