mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-30 21:29:28 +00:00
Patch by Brian G. Lucas! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124679 91177308-0d34-0410-b5e6-96231b3b80d8
326 lines
11 KiB
TableGen
326 lines
11 KiB
TableGen
//=====- SystemZOperands.td - SystemZ Operands defs ---------*- tblgen-*-=====//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file describes the various SystemZ instruction operands.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Instruction Pattern Stuff.
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// SystemZ specific condition code. These correspond to CondCode in
|
|
// SystemZ.h. They must be kept in synch.
|
|
def SYSTEMZ_COND_O : PatLeaf<(i8 0)>;
|
|
def SYSTEMZ_COND_H : PatLeaf<(i8 1)>;
|
|
def SYSTEMZ_COND_NLE : PatLeaf<(i8 2)>;
|
|
def SYSTEMZ_COND_L : PatLeaf<(i8 3)>;
|
|
def SYSTEMZ_COND_NHE : PatLeaf<(i8 4)>;
|
|
def SYSTEMZ_COND_LH : PatLeaf<(i8 5)>;
|
|
def SYSTEMZ_COND_NE : PatLeaf<(i8 6)>;
|
|
def SYSTEMZ_COND_E : PatLeaf<(i8 7)>;
|
|
def SYSTEMZ_COND_NLH : PatLeaf<(i8 8)>;
|
|
def SYSTEMZ_COND_HE : PatLeaf<(i8 9)>;
|
|
def SYSTEMZ_COND_NL : PatLeaf<(i8 10)>;
|
|
def SYSTEMZ_COND_LE : PatLeaf<(i8 11)>;
|
|
def SYSTEMZ_COND_NH : PatLeaf<(i8 12)>;
|
|
def SYSTEMZ_COND_NO : PatLeaf<(i8 13)>;
|
|
|
|
def LO8 : SDNodeXForm<imm, [{
|
|
// Transformation function: return low 8 bits.
|
|
return getI8Imm(N->getZExtValue() & 0x00000000000000FFULL);
|
|
}]>;
|
|
|
|
def LL16 : SDNodeXForm<imm, [{
|
|
// Transformation function: return low 16 bits.
|
|
return getI16Imm(N->getZExtValue() & 0x000000000000FFFFULL);
|
|
}]>;
|
|
|
|
def LH16 : SDNodeXForm<imm, [{
|
|
// Transformation function: return bits 16-31.
|
|
return getI16Imm((N->getZExtValue() & 0x00000000FFFF0000ULL) >> 16);
|
|
}]>;
|
|
|
|
def HL16 : SDNodeXForm<imm, [{
|
|
// Transformation function: return bits 32-47.
|
|
return getI16Imm((N->getZExtValue() & 0x0000FFFF00000000ULL) >> 32);
|
|
}]>;
|
|
|
|
def HH16 : SDNodeXForm<imm, [{
|
|
// Transformation function: return bits 48-63.
|
|
return getI16Imm((N->getZExtValue() & 0xFFFF000000000000ULL) >> 48);
|
|
}]>;
|
|
|
|
def LO32 : SDNodeXForm<imm, [{
|
|
// Transformation function: return low 32 bits.
|
|
return getI32Imm(N->getZExtValue() & 0x00000000FFFFFFFFULL);
|
|
}]>;
|
|
|
|
def HI32 : SDNodeXForm<imm, [{
|
|
// Transformation function: return bits 32-63.
|
|
return getI32Imm(N->getZExtValue() >> 32);
|
|
}]>;
|
|
|
|
def GetI64FromI32 : SDNodeXForm<imm, [{
|
|
return CurDAG->getTargetConstant(N->getSExtValue(), MVT::i64);
|
|
}]>;
|
|
|
|
def i32ll16 : PatLeaf<(i32 imm), [{
|
|
// i32ll16 predicate - true if the 32-bit immediate has only rightmost 16
|
|
// bits set.
|
|
return ((N->getZExtValue() & 0x000000000000FFFFULL) == N->getZExtValue());
|
|
}], LL16>;
|
|
|
|
def i32lh16 : PatLeaf<(i32 imm), [{
|
|
// i32lh16 predicate - true if the 32-bit immediate has only bits 16-31 set.
|
|
return ((N->getZExtValue() & 0x00000000FFFF0000ULL) == N->getZExtValue());
|
|
}], LH16>;
|
|
|
|
def i32ll16c : PatLeaf<(i32 imm), [{
|
|
// i32ll16c predicate - true if the 32-bit immediate has all bits 16-31 set.
|
|
return ((N->getZExtValue() | 0x00000000FFFF0000ULL) == N->getZExtValue());
|
|
}], LL16>;
|
|
|
|
def i32lh16c : PatLeaf<(i32 imm), [{
|
|
// i32lh16c predicate - true if the 32-bit immediate has all rightmost 16
|
|
// bits set.
|
|
return ((N->getZExtValue() | 0x000000000000FFFFULL) == N->getZExtValue());
|
|
}], LH16>;
|
|
|
|
def i64ll16 : PatLeaf<(i64 imm), [{
|
|
// i64ll16 predicate - true if the 64-bit immediate has only rightmost 16
|
|
// bits set.
|
|
return ((N->getZExtValue() & 0x000000000000FFFFULL) == N->getZExtValue());
|
|
}], LL16>;
|
|
|
|
def i64lh16 : PatLeaf<(i64 imm), [{
|
|
// i64lh16 predicate - true if the 64-bit immediate has only bits 16-31 set.
|
|
return ((N->getZExtValue() & 0x00000000FFFF0000ULL) == N->getZExtValue());
|
|
}], LH16>;
|
|
|
|
def i64hl16 : PatLeaf<(i64 imm), [{
|
|
// i64hl16 predicate - true if the 64-bit immediate has only bits 32-47 set.
|
|
return ((N->getZExtValue() & 0x0000FFFF00000000ULL) == N->getZExtValue());
|
|
}], HL16>;
|
|
|
|
def i64hh16 : PatLeaf<(i64 imm), [{
|
|
// i64hh16 predicate - true if the 64-bit immediate has only bits 48-63 set.
|
|
return ((N->getZExtValue() & 0xFFFF000000000000ULL) == N->getZExtValue());
|
|
}], HH16>;
|
|
|
|
def i64ll16c : PatLeaf<(i64 imm), [{
|
|
// i64ll16c predicate - true if the 64-bit immediate has only rightmost 16
|
|
// bits set.
|
|
return ((N->getZExtValue() | 0xFFFFFFFFFFFF0000ULL) == N->getZExtValue());
|
|
}], LL16>;
|
|
|
|
def i64lh16c : PatLeaf<(i64 imm), [{
|
|
// i64lh16c predicate - true if the 64-bit immediate has only bits 16-31 set.
|
|
return ((N->getZExtValue() | 0xFFFFFFFF0000FFFFULL) == N->getZExtValue());
|
|
}], LH16>;
|
|
|
|
def i64hl16c : PatLeaf<(i64 imm), [{
|
|
// i64hl16c predicate - true if the 64-bit immediate has only bits 32-47 set.
|
|
return ((N->getZExtValue() | 0xFFFF0000FFFFFFFFULL) == N->getZExtValue());
|
|
}], HL16>;
|
|
|
|
def i64hh16c : PatLeaf<(i64 imm), [{
|
|
// i64hh16c predicate - true if the 64-bit immediate has only bits 48-63 set.
|
|
return ((N->getZExtValue() | 0x0000FFFFFFFFFFFFULL) == N->getZExtValue());
|
|
}], HH16>;
|
|
|
|
def immSExt16 : PatLeaf<(imm), [{
|
|
// immSExt16 predicate - true if the immediate fits in a 16-bit sign extended
|
|
// field.
|
|
if (N->getValueType(0) == MVT::i64) {
|
|
uint64_t val = N->getZExtValue();
|
|
return ((int64_t)val == (int16_t)val);
|
|
} else if (N->getValueType(0) == MVT::i32) {
|
|
uint32_t val = N->getZExtValue();
|
|
return ((int32_t)val == (int16_t)val);
|
|
}
|
|
|
|
return false;
|
|
}], LL16>;
|
|
|
|
def immSExt32 : PatLeaf<(i64 imm), [{
|
|
// immSExt32 predicate - true if the immediate fits in a 32-bit sign extended
|
|
// field.
|
|
uint64_t val = N->getZExtValue();
|
|
return ((int64_t)val == (int32_t)val);
|
|
}], LO32>;
|
|
|
|
def i64lo32 : PatLeaf<(i64 imm), [{
|
|
// i64lo32 predicate - true if the 64-bit immediate has only rightmost 32
|
|
// bits set.
|
|
return ((N->getZExtValue() & 0x00000000FFFFFFFFULL) == N->getZExtValue());
|
|
}], LO32>;
|
|
|
|
def i64hi32 : PatLeaf<(i64 imm), [{
|
|
// i64hi32 predicate - true if the 64-bit immediate has only bits 32-63 set.
|
|
return ((N->getZExtValue() & 0xFFFFFFFF00000000ULL) == N->getZExtValue());
|
|
}], HI32>;
|
|
|
|
def i64lo32c : PatLeaf<(i64 imm), [{
|
|
// i64lo32 predicate - true if the 64-bit immediate has only rightmost 32
|
|
// bits set.
|
|
return ((N->getZExtValue() | 0xFFFFFFFF00000000ULL) == N->getZExtValue());
|
|
}], LO32>;
|
|
|
|
def i64hi32c : PatLeaf<(i64 imm), [{
|
|
// i64hi32 predicate - true if the 64-bit immediate has only bits 32-63 set.
|
|
return ((N->getZExtValue() | 0x00000000FFFFFFFFULL) == N->getZExtValue());
|
|
}], HI32>;
|
|
|
|
def i32immSExt8 : PatLeaf<(i32 imm), [{
|
|
// i32immSExt8 predicate - True if the 32-bit immediate fits in a 8-bit
|
|
// sign extended field.
|
|
return (int32_t)N->getZExtValue() == (int8_t)N->getZExtValue();
|
|
}], LO8>;
|
|
|
|
def i32immSExt16 : PatLeaf<(i32 imm), [{
|
|
// i32immSExt16 predicate - True if the 32-bit immediate fits in a 16-bit
|
|
// sign extended field.
|
|
return (int32_t)N->getZExtValue() == (int16_t)N->getZExtValue();
|
|
}], LL16>;
|
|
|
|
def i64immSExt32 : PatLeaf<(i64 imm), [{
|
|
// i64immSExt32 predicate - True if the 64-bit immediate fits in a 32-bit
|
|
// sign extended field.
|
|
return (int64_t)N->getZExtValue() == (int32_t)N->getZExtValue();
|
|
}], LO32>;
|
|
|
|
def i64immZExt32 : PatLeaf<(i64 imm), [{
|
|
// i64immZExt32 predicate - True if the 64-bit immediate fits in a 32-bit
|
|
// zero extended field.
|
|
return (uint64_t)N->getZExtValue() == (uint32_t)N->getZExtValue();
|
|
}], LO32>;
|
|
|
|
// extloads
|
|
def extloadi32i8 : PatFrag<(ops node:$ptr), (i32 (extloadi8 node:$ptr))>;
|
|
def extloadi32i16 : PatFrag<(ops node:$ptr), (i32 (extloadi16 node:$ptr))>;
|
|
def extloadi64i8 : PatFrag<(ops node:$ptr), (i64 (extloadi8 node:$ptr))>;
|
|
def extloadi64i16 : PatFrag<(ops node:$ptr), (i64 (extloadi16 node:$ptr))>;
|
|
def extloadi64i32 : PatFrag<(ops node:$ptr), (i64 (extloadi32 node:$ptr))>;
|
|
|
|
def sextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (sextloadi8 node:$ptr))>;
|
|
def sextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (sextloadi16 node:$ptr))>;
|
|
def sextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (sextloadi8 node:$ptr))>;
|
|
def sextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (sextloadi16 node:$ptr))>;
|
|
def sextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (sextloadi32 node:$ptr))>;
|
|
|
|
def zextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (zextloadi8 node:$ptr))>;
|
|
def zextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (zextloadi16 node:$ptr))>;
|
|
def zextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (zextloadi8 node:$ptr))>;
|
|
def zextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (zextloadi16 node:$ptr))>;
|
|
def zextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (zextloadi32 node:$ptr))>;
|
|
|
|
// A couple of more descriptive operand definitions.
|
|
// 32-bits but only 8 bits are significant.
|
|
def i32i8imm : Operand<i32>;
|
|
// 32-bits but only 16 bits are significant.
|
|
def i32i16imm : Operand<i32>;
|
|
// 64-bits but only 32 bits are significant.
|
|
def i64i32imm : Operand<i64>;
|
|
// Branch targets have OtherVT type.
|
|
def brtarget : Operand<OtherVT>;
|
|
|
|
// Unsigned i12
|
|
def u12imm : Operand<i32> {
|
|
let PrintMethod = "printU12ImmOperand";
|
|
}
|
|
def u12imm64 : Operand<i64> {
|
|
let PrintMethod = "printU12ImmOperand";
|
|
}
|
|
|
|
// Signed i16
|
|
def s16imm : Operand<i32> {
|
|
let PrintMethod = "printS16ImmOperand";
|
|
}
|
|
def s16imm64 : Operand<i64> {
|
|
let PrintMethod = "printS16ImmOperand";
|
|
}
|
|
// Unsigned i16
|
|
def u16imm : Operand<i32> {
|
|
let PrintMethod = "printU16ImmOperand";
|
|
}
|
|
def u16imm64 : Operand<i64> {
|
|
let PrintMethod = "printU16ImmOperand";
|
|
}
|
|
|
|
// Signed i20
|
|
def s20imm : Operand<i32> {
|
|
let PrintMethod = "printS20ImmOperand";
|
|
}
|
|
def s20imm64 : Operand<i64> {
|
|
let PrintMethod = "printS20ImmOperand";
|
|
}
|
|
// Signed i32
|
|
def s32imm : Operand<i32> {
|
|
let PrintMethod = "printS32ImmOperand";
|
|
}
|
|
def s32imm64 : Operand<i64> {
|
|
let PrintMethod = "printS32ImmOperand";
|
|
}
|
|
// Unsigned i32
|
|
def u32imm : Operand<i32> {
|
|
let PrintMethod = "printU32ImmOperand";
|
|
}
|
|
def u32imm64 : Operand<i64> {
|
|
let PrintMethod = "printU32ImmOperand";
|
|
}
|
|
|
|
def imm_pcrel : Operand<i64> {
|
|
let PrintMethod = "printPCRelImmOperand";
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// SystemZ Operand Definitions.
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// Address operands
|
|
|
|
// riaddr := reg + imm
|
|
def riaddr32 : Operand<i64>,
|
|
ComplexPattern<i64, 2, "SelectAddrRI12Only", []> {
|
|
let PrintMethod = "printRIAddrOperand";
|
|
let MIOperandInfo = (ops ADDR64:$base, u12imm:$disp);
|
|
}
|
|
|
|
def riaddr12 : Operand<i64>,
|
|
ComplexPattern<i64, 2, "SelectAddrRI12", []> {
|
|
let PrintMethod = "printRIAddrOperand";
|
|
let MIOperandInfo = (ops ADDR64:$base, u12imm64:$disp);
|
|
}
|
|
|
|
def riaddr : Operand<i64>,
|
|
ComplexPattern<i64, 2, "SelectAddrRI", []> {
|
|
let PrintMethod = "printRIAddrOperand";
|
|
let MIOperandInfo = (ops ADDR64:$base, s20imm64:$disp);
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// rriaddr := reg + reg + imm
|
|
def rriaddr12 : Operand<i64>,
|
|
ComplexPattern<i64, 3, "SelectAddrRRI12", [], []> {
|
|
let PrintMethod = "printRRIAddrOperand";
|
|
let MIOperandInfo = (ops ADDR64:$base, u12imm64:$disp, ADDR64:$index);
|
|
}
|
|
def rriaddr : Operand<i64>,
|
|
ComplexPattern<i64, 3, "SelectAddrRRI20", [], []> {
|
|
let PrintMethod = "printRRIAddrOperand";
|
|
let MIOperandInfo = (ops ADDR64:$base, s20imm64:$disp, ADDR64:$index);
|
|
}
|
|
def laaddr : Operand<i64>,
|
|
ComplexPattern<i64, 3, "SelectLAAddr", [add, sub, or, frameindex], []> {
|
|
let PrintMethod = "printRRIAddrOperand";
|
|
let MIOperandInfo = (ops ADDR64:$base, s20imm64:$disp, ADDR64:$index);
|
|
}
|