PowerPC: Mark patterns as isCodeGenOnly.
There remain a number of patterns that cannot (and should not)
be handled by the asm parser, in particular all the Pseudo patterns.
This commit marks those patterns as isCodeGenOnly.
No change in generated code.
llvm-svn: 178008
diff --git a/llvm/lib/Target/PowerPC/PPCInstr64Bit.td b/llvm/lib/Target/PowerPC/PPCInstr64Bit.td
index 48ce109..a79d392 100644
--- a/llvm/lib/Target/PowerPC/PPCInstr64Bit.td
+++ b/llvm/lib/Target/PowerPC/PPCInstr64Bit.td
@@ -190,6 +190,7 @@
"#TC_RETURNr8 $dst $offset",
[]>;
+let isCodeGenOnly = 1 in {
let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1,
isIndirectBranch = 1, isCall = 1, isReturn = 1, Uses = [CTR8, RM] in
@@ -210,6 +211,8 @@
"ba $dst", BrB,
[]>;
+}
+
def : Pat<(PPCtc_return (i64 tglobaladdr:$dst), imm:$imm),
(TCRETURNdi8 tglobaladdr:$dst, imm:$imm)>;
@@ -225,6 +228,7 @@
"mtcrf $FXM, $rS", BrMCRX>,
PPC970_MicroCode, PPC970_Unit_CRU;
+let isCodeGenOnly = 1 in
def MFCR8pseud: XFXForm_3<31, 19, (outs G8RC:$rT), (ins crbitm:$FXM),
"#MFCR8pseud", SprMFCR>,
PPC970_MicroCode, PPC970_Unit_CRU;
@@ -233,8 +237,7 @@
"mfcr $rT", SprMFCR>,
PPC970_MicroCode, PPC970_Unit_CRU;
-let hasSideEffects = 1, isBarrier = 1, isCodeGenOnly = 1,
- usesCustomInserter = 1 in {
+let hasSideEffects = 1, isBarrier = 1, usesCustomInserter = 1 in {
def EH_SjLj_SetJmp64 : Pseudo<(outs GPRC:$dst), (ins memr:$buf),
"#EH_SJLJ_SETJMP64",
[(set i32:$dst, (PPCeh_sjlj_setjmp addr:$buf))]>,
@@ -353,6 +356,7 @@
[(set i64:$rT, (add i64:$rA, i64:$rB))]>;
// ADD8 has a special form: reg = ADD8(reg, sym@tls) for use by the
// initial-exec thread-local storage model.
+let isCodeGenOnly = 1 in
def ADD8TLS : XOForm_1<31, 266, 0, (outs G8RC:$rT), (ins G8RC:$rA, tlsreg:$rB),
"add $rT, $rA, $rB@tls", IntSimple,
[(set i64:$rT, (add i64:$rA, tglobaltlsaddr:$rB))]>;
@@ -637,7 +641,7 @@
[(set i64:$rD,
(PPCtoc_entry tconstpool:$disp, i64:$reg))]>, isPPC64;
-let hasSideEffects = 1 in {
+let hasSideEffects = 1, isCodeGenOnly = 1 in {
let RST = 2, DS = 2 in
def LDinto_toc: DSForm_1a<58, 0, (outs), (ins G8RC:$reg),
"ld 2, 8($reg)", LdStLD,
diff --git a/llvm/lib/Target/PowerPC/PPCInstrAltivec.td b/llvm/lib/Target/PowerPC/PPCInstrAltivec.td
index 0ed7ff2..f3c5565 100644
--- a/llvm/lib/Target/PowerPC/PPCInstrAltivec.td
+++ b/llvm/lib/Target/PowerPC/PPCInstrAltivec.td
@@ -185,6 +185,7 @@
def HasAltivec : Predicate<"PPCSubTarget.hasAltivec()">;
let Predicates = [HasAltivec] in {
+let isCodeGenOnly = 1 in {
def DSS : DSS_Form<822, (outs),
(ins u5imm:$ZERO0, u5imm:$STRM,u5imm:$ZERO1,u5imm:$ZERO2),
"dss $STRM", LdStLoad /*FIXME*/, []>;
@@ -216,6 +217,7 @@
def DSTSTT64 : DSS_Form<374, (outs),
(ins u5imm:$ONE, u5imm:$STRM, G8RC:$rA, GPRC:$rB),
"dststt $rA, $rB, $STRM", LdStLoad /*FIXME*/, []>;
+}
def MFVSCR : VXForm_4<1540, (outs VRRC:$vD), (ins),
"mfvscr $vD", LdStStore,
@@ -581,6 +583,7 @@
def VCMPGTUW : VCMP <646, "vcmpgtuw $vD, $vA, $vB" , v4i32>;
def VCMPGTUWo : VCMPo<646, "vcmpgtuw. $vD, $vA, $vB", v4i32>;
+let isCodeGenOnly = 1 in
def V_SET0 : VXForm_setzero<1220, (outs VRRC:$vD), (ins),
"vxor $vD, $vD, $vD", VecFP,
[(set VRRC:$vD, (v4i32 immAllZerosV))]>;
diff --git a/llvm/lib/Target/PowerPC/PPCInstrFormats.td b/llvm/lib/Target/PowerPC/PPCInstrFormats.td
index 129c585..400b7e3 100644
--- a/llvm/lib/Target/PowerPC/PPCInstrFormats.td
+++ b/llvm/lib/Target/PowerPC/PPCInstrFormats.td
@@ -996,6 +996,7 @@
//===----------------------------------------------------------------------===//
class Pseudo<dag OOL, dag IOL, string asmstr, list<dag> pattern>
: I<0, OOL, IOL, asmstr, NoItinerary> {
+ let isCodeGenOnly = 1;
let PPC64 = 0;
let Pattern = pattern;
let Inst{31-0} = 0;
diff --git a/llvm/lib/Target/PowerPC/PPCInstrInfo.td b/llvm/lib/Target/PowerPC/PPCInstrInfo.td
index aee41d3..3eda1c9 100644
--- a/llvm/lib/Target/PowerPC/PPCInstrInfo.td
+++ b/llvm/lib/Target/PowerPC/PPCInstrInfo.td
@@ -508,7 +508,7 @@
}
// The direct BCL used by the SjLj setjmp code.
-let isCall = 1, hasCtrlDep = 1, PPC970_Unit = 7 in {
+let isCall = 1, hasCtrlDep = 1, isCodeGenOnly = 1, PPC970_Unit = 7 in {
let Defs = [LR], Uses = [RM] in {
def BCL : BForm_2<16, 20, 31, 0, 1, (outs), (ins condbrtarget:$dst),
"bcl 20, 31, $dst">;
@@ -548,6 +548,8 @@
[]>;
+let isCodeGenOnly = 1 in {
+
let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1,
isIndirectBranch = 1, isCall = 1, isReturn = 1, Uses = [CTR, RM] in
def TAILBCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>,
@@ -561,6 +563,7 @@
"b $dst", BrB,
[]>;
+}
let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
@@ -568,8 +571,7 @@
"ba $dst", BrB,
[]>;
-let hasSideEffects = 1, isBarrier = 1, isCodeGenOnly = 1,
- usesCustomInserter = 1 in {
+let hasSideEffects = 1, isBarrier = 1, usesCustomInserter = 1 in {
def EH_SjLj_SetJmp32 : Pseudo<(outs GPRC:$dst), (ins memr:$buf),
"#EH_SJLJ_SETJMP32",
[(set i32:$dst, (PPCeh_sjlj_setjmp addr:$buf))]>,
@@ -581,7 +583,7 @@
Requires<[In32BitMode]>;
}
-let isBranch = 1, isTerminator = 1, isCodeGenOnly = 1 in {
+let isBranch = 1, isTerminator = 1 in {
def EH_SjLj_Setup : Pseudo<(outs), (ins directbrtarget:$dst),
"#EH_SjLj_Setup\t$dst", []>;
}
@@ -996,6 +998,7 @@
def ADDIS : DForm_2<15, (outs GPRC:$rD), (ins GPRC_NOR0:$rA, symbolHi:$imm),
"addis $rD, $rA, $imm", IntSimple,
[(set i32:$rD, (add i32:$rA, imm16ShiftedSExt:$imm))]>;
+let isCodeGenOnly = 1 in
def LA : DForm_2<14, (outs GPRC:$rD), (ins GPRC_NOR0:$rA, symbolLo:$sym),
"la $rD, $sym($rA)", IntGeneral,
[(set i32:$rD, (add i32:$rA,
@@ -1180,6 +1183,7 @@
"cror $CRD, $CRA, $CRB", BrCR,
[]>;
+let isCodeGenOnly = 1 in {
def CRSET : XLForm_1_ext<19, 289, (outs CRBITRC:$dst), (ins),
"creqv $dst, $dst, $dst", BrCR,
[]>;
@@ -1197,6 +1201,7 @@
"crxor 6, 6, 6", BrCR,
[(PPCcr6unset)]>;
}
+}
// XFX-Form instructions. Instructions that deal with SPRs.
//
@@ -1269,6 +1274,7 @@
// instruction to keep the register allocator from becoming confused.
//
// FIXME: Make this a real Pseudo instruction when the JIT switches to MC.
+let isCodeGenOnly = 1 in
def MFCRpseud: XFXForm_3<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM),
"#MFCRpseud", SprMFCR>,
PPC970_MicroCode, PPC970_Unit_CRU;