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Imported Upstream version 5.18.0.167
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external/llvm/lib/Target/SystemZ/SystemZInstrHFP.td
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external/llvm/lib/Target/SystemZ/SystemZInstrHFP.td
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//==- SystemZInstrHFP.td - Floating-point SystemZ instructions -*- tblgen-*-==//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// The instructions in this file implement SystemZ hexadecimal floating-point
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// arithmetic. Since this format is not mapped to any source-language data
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// type, these instructions are not used for code generation, but are provided
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// for use with the assembler and disassembler only.
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//
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// Move instructions
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//===----------------------------------------------------------------------===//
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// Load and test.
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let Defs = [CC] in {
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def LTER : UnaryRR <"lter", 0x32, null_frag, FP32, FP32>;
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def LTDR : UnaryRR <"ltdr", 0x22, null_frag, FP64, FP64>;
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def LTXR : UnaryRRE<"ltxr", 0xB362, null_frag, FP128, FP128>;
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}
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//===----------------------------------------------------------------------===//
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// Conversion instructions
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//===----------------------------------------------------------------------===//
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// Convert floating-point values to narrower representations.
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def LEDR : UnaryRR <"ledr", 0x35, null_frag, FP32, FP64>;
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def LEXR : UnaryRRE<"lexr", 0xB366, null_frag, FP32, FP128>;
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def LDXR : UnaryRR <"ldxr", 0x25, null_frag, FP64, FP128>;
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let isAsmParserOnly = 1 in {
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def LRER : UnaryRR <"lrer", 0x35, null_frag, FP32, FP64>;
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def LRDR : UnaryRR <"lrdr", 0x25, null_frag, FP64, FP128>;
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}
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// Extend floating-point values to wider representations.
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def LDER : UnaryRRE<"lder", 0xB324, null_frag, FP64, FP32>;
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def LXER : UnaryRRE<"lxer", 0xB326, null_frag, FP128, FP32>;
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def LXDR : UnaryRRE<"lxdr", 0xB325, null_frag, FP128, FP64>;
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def LDE : UnaryRXE<"lde", 0xED24, null_frag, FP64, 4>;
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def LXE : UnaryRXE<"lxe", 0xED26, null_frag, FP128, 4>;
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def LXD : UnaryRXE<"lxd", 0xED25, null_frag, FP128, 8>;
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// Convert a signed integer register value to a floating-point one.
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def CEFR : UnaryRRE<"cefr", 0xB3B4, null_frag, FP32, GR32>;
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def CDFR : UnaryRRE<"cdfr", 0xB3B5, null_frag, FP64, GR32>;
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def CXFR : UnaryRRE<"cxfr", 0xB3B6, null_frag, FP128, GR32>;
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def CEGR : UnaryRRE<"cegr", 0xB3C4, null_frag, FP32, GR64>;
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def CDGR : UnaryRRE<"cdgr", 0xB3C5, null_frag, FP64, GR64>;
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def CXGR : UnaryRRE<"cxgr", 0xB3C6, null_frag, FP128, GR64>;
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// Convert a floating-point register value to a signed integer value,
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// with the second operand (modifier M3) specifying the rounding mode.
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let Defs = [CC] in {
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def CFER : BinaryRRFe<"cfer", 0xB3B8, GR32, FP32>;
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def CFDR : BinaryRRFe<"cfdr", 0xB3B9, GR32, FP64>;
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def CFXR : BinaryRRFe<"cfxr", 0xB3BA, GR32, FP128>;
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def CGER : BinaryRRFe<"cger", 0xB3C8, GR64, FP32>;
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def CGDR : BinaryRRFe<"cgdr", 0xB3C9, GR64, FP64>;
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def CGXR : BinaryRRFe<"cgxr", 0xB3CA, GR64, FP128>;
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}
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// Convert BFP to HFP.
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let Defs = [CC] in {
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def THDER : UnaryRRE<"thder", 0xB358, null_frag, FP64, FP32>;
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def THDR : UnaryRRE<"thdr", 0xB359, null_frag, FP64, FP64>;
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}
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// Convert HFP to BFP.
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let Defs = [CC] in {
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def TBEDR : BinaryRRFe<"tbedr", 0xB350, FP32, FP64>;
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def TBDR : BinaryRRFe<"tbdr", 0xB351, FP64, FP64>;
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}
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//===----------------------------------------------------------------------===//
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// Unary arithmetic
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//===----------------------------------------------------------------------===//
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// Negation (Load Complement).
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let Defs = [CC] in {
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def LCER : UnaryRR <"lcer", 0x33, null_frag, FP32, FP32>;
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def LCDR : UnaryRR <"lcdr", 0x23, null_frag, FP64, FP64>;
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def LCXR : UnaryRRE<"lcxr", 0xB363, null_frag, FP128, FP128>;
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}
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// Absolute value (Load Positive).
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let Defs = [CC] in {
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def LPER : UnaryRR <"lper", 0x30, null_frag, FP32, FP32>;
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def LPDR : UnaryRR <"lpdr", 0x20, null_frag, FP64, FP64>;
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def LPXR : UnaryRRE<"lpxr", 0xB360, null_frag, FP128, FP128>;
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}
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// Negative absolute value (Load Negative).
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let Defs = [CC] in {
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def LNER : UnaryRR <"lner", 0x31, null_frag, FP32, FP32>;
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def LNDR : UnaryRR <"lndr", 0x21, null_frag, FP64, FP64>;
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def LNXR : UnaryRRE<"lnxr", 0xB361, null_frag, FP128, FP128>;
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}
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// Halve.
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def HER : UnaryRR <"her", 0x34, null_frag, FP32, FP32>;
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def HDR : UnaryRR <"hdr", 0x24, null_frag, FP64, FP64>;
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// Square root.
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def SQER : UnaryRRE<"sqer", 0xB245, null_frag, FP32, FP32>;
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def SQDR : UnaryRRE<"sqdr", 0xB244, null_frag, FP64, FP64>;
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def SQXR : UnaryRRE<"sqxr", 0xB336, null_frag, FP128, FP128>;
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def SQE : UnaryRXE<"sqe", 0xED34, null_frag, FP32, 4>;
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def SQD : UnaryRXE<"sqd", 0xED35, null_frag, FP64, 8>;
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// Round to an integer (rounding towards zero).
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def FIER : UnaryRRE<"fier", 0xB377, null_frag, FP32, FP32>;
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def FIDR : UnaryRRE<"fidr", 0xB37F, null_frag, FP64, FP64>;
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def FIXR : UnaryRRE<"fixr", 0xB367, null_frag, FP128, FP128>;
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//===----------------------------------------------------------------------===//
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// Binary arithmetic
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//===----------------------------------------------------------------------===//
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// Addition.
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let Defs = [CC] in {
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let isCommutable = 1 in {
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def AER : BinaryRR<"aer", 0x3A, null_frag, FP32, FP32>;
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def ADR : BinaryRR<"adr", 0x2A, null_frag, FP64, FP64>;
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def AXR : BinaryRR<"axr", 0x36, null_frag, FP128, FP128>;
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}
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def AE : BinaryRX<"ae", 0x7A, null_frag, FP32, load, 4>;
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def AD : BinaryRX<"ad", 0x6A, null_frag, FP64, load, 8>;
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}
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// Addition (unnormalized).
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let Defs = [CC] in {
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let isCommutable = 1 in {
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def AUR : BinaryRR<"aur", 0x3E, null_frag, FP32, FP32>;
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def AWR : BinaryRR<"awr", 0x2E, null_frag, FP64, FP64>;
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}
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def AU : BinaryRX<"au", 0x7E, null_frag, FP32, load, 4>;
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def AW : BinaryRX<"aw", 0x6E, null_frag, FP64, load, 8>;
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}
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// Subtraction.
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let Defs = [CC] in {
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def SER : BinaryRR<"ser", 0x3B, null_frag, FP32, FP32>;
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def SDR : BinaryRR<"sdr", 0x2B, null_frag, FP64, FP64>;
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def SXR : BinaryRR<"sxr", 0x37, null_frag, FP128, FP128>;
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def SE : BinaryRX<"se", 0x7B, null_frag, FP32, load, 4>;
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def SD : BinaryRX<"sd", 0x6B, null_frag, FP64, load, 8>;
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}
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// Subtraction (unnormalized).
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let Defs = [CC] in {
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def SUR : BinaryRR<"sur", 0x3F, null_frag, FP32, FP32>;
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def SWR : BinaryRR<"swr", 0x2F, null_frag, FP64, FP64>;
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def SU : BinaryRX<"su", 0x7F, null_frag, FP32, load, 4>;
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def SW : BinaryRX<"sw", 0x6F, null_frag, FP64, load, 8>;
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}
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// Multiplication.
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let isCommutable = 1 in {
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def MEER : BinaryRRE<"meer", 0xB337, null_frag, FP32, FP32>;
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def MDR : BinaryRR <"mdr", 0x2C, null_frag, FP64, FP64>;
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def MXR : BinaryRR <"mxr", 0x26, null_frag, FP128, FP128>;
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}
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def MEE : BinaryRXE<"mee", 0xED37, null_frag, FP32, load, 4>;
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def MD : BinaryRX <"md", 0x6C, null_frag, FP64, load, 8>;
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// Extending multiplication (f32 x f32 -> f64).
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def MDER : BinaryRR<"mder", 0x3C, null_frag, FP64, FP32>;
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def MDE : BinaryRX<"mde", 0x7C, null_frag, FP64, load, 4>;
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let isAsmParserOnly = 1 in {
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def MER : BinaryRR<"mer", 0x3C, null_frag, FP64, FP32>;
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def ME : BinaryRX<"me", 0x7C, null_frag, FP64, load, 4>;
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}
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// Extending multiplication (f64 x f64 -> f128).
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def MXDR : BinaryRR<"mxdr", 0x27, null_frag, FP128, FP64>;
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def MXD : BinaryRX<"mxd", 0x67, null_frag, FP128, load, 8>;
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// Fused multiply-add.
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def MAER : TernaryRRD<"maer", 0xB32E, null_frag, FP32, FP32>;
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def MADR : TernaryRRD<"madr", 0xB33E, null_frag, FP64, FP64>;
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def MAE : TernaryRXF<"mae", 0xED2E, null_frag, FP32, FP32, load, 4>;
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def MAD : TernaryRXF<"mad", 0xED3E, null_frag, FP64, FP64, load, 8>;
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// Fused multiply-subtract.
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def MSER : TernaryRRD<"mser", 0xB32F, null_frag, FP32, FP32>;
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def MSDR : TernaryRRD<"msdr", 0xB33F, null_frag, FP64, FP64>;
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def MSE : TernaryRXF<"mse", 0xED2F, null_frag, FP32, FP32, load, 4>;
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def MSD : TernaryRXF<"msd", 0xED3F, null_frag, FP64, FP64, load, 8>;
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// Multiplication (unnormalized).
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def MYR : BinaryRRD<"myr", 0xB33B, null_frag, FP128, FP64>;
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def MYHR : BinaryRRD<"myhr", 0xB33D, null_frag, FP64, FP64>;
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def MYLR : BinaryRRD<"mylr", 0xB339, null_frag, FP64, FP64>;
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def MY : BinaryRXF<"my", 0xED3B, null_frag, FP128, FP64, load, 8>;
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def MYH : BinaryRXF<"myh", 0xED3D, null_frag, FP64, FP64, load, 8>;
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def MYL : BinaryRXF<"myl", 0xED39, null_frag, FP64, FP64, load, 8>;
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// Fused multiply-add (unnormalized).
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def MAYR : TernaryRRD<"mayr", 0xB33A, null_frag, FP128, FP64>;
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def MAYHR : TernaryRRD<"mayhr", 0xB33C, null_frag, FP64, FP64>;
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def MAYLR : TernaryRRD<"maylr", 0xB338, null_frag, FP64, FP64>;
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def MAY : TernaryRXF<"may", 0xED3A, null_frag, FP128, FP64, load, 8>;
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def MAYH : TernaryRXF<"mayh", 0xED3C, null_frag, FP64, FP64, load, 8>;
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def MAYL : TernaryRXF<"mayl", 0xED38, null_frag, FP64, FP64, load, 8>;
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// Division.
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def DER : BinaryRR <"der", 0x3D, null_frag, FP32, FP32>;
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def DDR : BinaryRR <"ddr", 0x2D, null_frag, FP64, FP64>;
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def DXR : BinaryRRE<"dxr", 0xB22D, null_frag, FP128, FP128>;
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def DE : BinaryRX <"de", 0x7D, null_frag, FP32, load, 4>;
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def DD : BinaryRX <"dd", 0x6D, null_frag, FP64, load, 8>;
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//===----------------------------------------------------------------------===//
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// Comparisons
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//===----------------------------------------------------------------------===//
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let Defs = [CC] in {
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def CER : CompareRR <"cer", 0x39, null_frag, FP32, FP32>;
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def CDR : CompareRR <"cdr", 0x29, null_frag, FP64, FP64>;
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def CXR : CompareRRE<"cxr", 0xB369, null_frag, FP128, FP128>;
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def CE : CompareRX<"ce", 0x79, null_frag, FP32, load, 4>;
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def CD : CompareRX<"cd", 0x69, null_frag, FP64, load, 8>;
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}
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