| //===- subzero/src/IceInstX8632.def - X-macros for x86-32 insts -*- C++ -*-===// |
| // |
| // The Subzero Code Generator |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file defines properties of lowered x86-32 instructions in the |
| // form of x-macros. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef SUBZERO_SRC_ICEINSTX8632_DEF |
| #define SUBZERO_SRC_ICEINSTX8632_DEF |
| |
| #include "IceRegList.h" |
| |
| // x86-32 ABI: |
| // Scratch GPRs: eax, ecx, edx |
| // Callee-save GPRs: ebx, ebp, esi, edi |
| // Scratch XMMs: xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7 |
| // Key to table columns: |
| // val: Enum value, when a specific register is needed during lowering. |
| // encode: Encoding in the integrated assembler. |
| // name: Name used for the external assembler. |
| // scratch: Scratch (caller-save) register. |
| // preserved: Preserved (callee-save) register. |
| // stackptr: This register is used as the stack pointer. |
| // frameptr: This register is used as the frame pointer if needed. |
| // isGPR: This is a GPR (integer-type). |
| // is64: This is a 64-bit GPR. |
| // is32: This is a 32-bit GPR. |
| // is16: This is a 16-bit GPR. |
| // is8: This is an 8-bit GPR. |
| // isXmm: This is an XMM register for FP and vector ops. |
| // is64To8: A 64-bit GPR truncable to 8-bit. |
| // is32To8: A 32-bit GPR truncable to 8-bit. |
| // is16To8: A 16-bit GPR truncable to 8-bit. |
| // isTrunc8Rcvr: An 8-bit GPR that a wider GPR trivially truncates to. |
| // isAhRcvr: An 8-bit GPR that register "ah" can be assigned to. |
| // aliases: List of register aliases, which need not include this register. |
| #define REGX8632_BYTEREG_TABLE \ |
| /* val, encode, name, base, scratch,preserved,stackptr,frameptr, \ |
| isGPR,is64,is32,is16,is8, isXmm, \ |
| is64To8,is32To8,is16To8,isTrunc8Rcvr,isAhRcvr, aliases */ \ |
| /* 8-bit registers */ \ |
| X(Reg_al, 0, "al", Reg_eax, 1,0,0,0, 1,0,0,0,1, 0, 0,0,0,1,1, \ |
| REGLIST2(RegX8632, eax, ax)) \ |
| X(Reg_cl, 1, "cl", Reg_ecx, 1,0,0,0, 1,0,0,0,1, 0, 0,0,0,1,1, \ |
| REGLIST2(RegX8632, ecx, cx)) \ |
| X(Reg_dl, 2, "dl", Reg_edx, 1,0,0,0, 1,0,0,0,1, 0, 0,0,0,1,1, \ |
| REGLIST2(RegX8632, edx, dx)) \ |
| X(Reg_bl, 3, "bl", Reg_ebx, 0,1,0,0, 1,0,0,0,1, 0, 0,0,0,1,1, \ |
| REGLIST2(RegX8632, ebx, bx)) \ |
| /* High 8-bit registers */ \ |
| X(Reg_ah, 4, "ah", Reg_eax, 1,0,0,0, 1,0,0,0,1, 0, 0,0,0,0,1, \ |
| REGLIST2(RegX8632, eax, ax)) \ |
| X(Reg_ch, 5, "ch", Reg_ecx, 1,0,0,0, 1,0,0,0,1, 0, 0,0,0,0,1, \ |
| REGLIST2(RegX8632, ecx, cx)) \ |
| X(Reg_dh, 6, "dh", Reg_edx, 1,0,0,0, 1,0,0,0,1, 0, 0,0,0,0,1, \ |
| REGLIST2(RegX8632, edx, dx)) \ |
| X(Reg_bh, 7, "bh", Reg_ebx, 0,1,0,0, 1,0,0,0,1, 0, 0,0,0,0,1, \ |
| REGLIST2(RegX8632, ebx, bx)) \ |
| /* End of 8-bit register set */ |
| //#define X(val, encode, name, base, scratch, preserved, stackptr, frameptr, |
| // isGPR, is64, is32, is16, is8, isXmm, is64To8, is32To8, is16To8, |
| // isTrunc8Rcvr, isAhRcvr, aliases) |
| |
| #define REGX8632_GPR_TABLE \ |
| /* val, encode, name, base, scratch,preserved,stackptr,frameptr, \ |
| isGPR,is64,is32,is16,is8, isXmm, \ |
| is64To8,is32To8,is16To8,isTrunc8Rcvr,isAhRcvr, aliases */ \ |
| /* 32-bit registers */ \ |
| X(Reg_eax, 0, "eax", Reg_eax, 1,0,0,0, 1,0,1,0,0, 0, 0,1,0,0,0, \ |
| REGLIST3(RegX8632, ax, al, ah)) \ |
| X(Reg_ecx, 1, "ecx", Reg_ecx, 1,0,0,0, 1,0,1,0,0, 0, 0,1,0,0,0, \ |
| REGLIST3(RegX8632, cx, cl, ch)) \ |
| X(Reg_edx, 2, "edx", Reg_edx, 1,0,0,0, 1,0,1,0,0, 0, 0,1,0,0,0, \ |
| REGLIST3(RegX8632, dx, dl, dh)) \ |
| X(Reg_ebx, 3, "ebx", Reg_ebx, 0,1,0,0, 1,0,1,0,0, 0, 0,1,0,0,0, \ |
| REGLIST3(RegX8632, bx, bl, bh)) \ |
| X(Reg_esp, 4, "esp", Reg_esp, 0,0,1,0, 1,0,0,0,0, 0, 0,0,0,0,0, \ |
| REGLIST1(RegX8632, sp)) \ |
| X(Reg_ebp, 5, "ebp", Reg_ebp, 0,1,0,1, 1,0,1,0,0, 0, 0,0,0,0,0, \ |
| REGLIST1(RegX8632, bp)) \ |
| X(Reg_esi, 6, "esi", Reg_esi, 0,1,0,0, 1,0,1,0,0, 0, 0,0,0,0,0, \ |
| REGLIST1(RegX8632, si)) \ |
| X(Reg_edi, 7, "edi", Reg_edi, 0,1,0,0, 1,0,1,0,0, 0, 0,0,0,0,0, \ |
| REGLIST1(RegX8632, di)) \ |
| /* 16-bit registers */ \ |
| X(Reg_ax, 0, "ax", Reg_eax, 1,0,0,0, 1,0,0,1,0, 0, 0,0,1,0,0, \ |
| REGLIST3(RegX8632, eax, al, ah)) \ |
| X(Reg_cx, 1, "cx", Reg_ecx, 1,0,0,0, 1,0,0,1,0, 0, 0,0,1,0,0, \ |
| REGLIST3(RegX8632, ecx, cl, ch)) \ |
| X(Reg_dx, 2, "dx", Reg_edx, 1,0,0,0, 1,0,0,1,0, 0, 0,0,1,0,0, \ |
| REGLIST3(RegX8632, edx, dl, dh)) \ |
| X(Reg_bx, 3, "bx", Reg_ebx, 0,1,0,0, 1,0,0,1,0, 0, 0,0,1,0,0, \ |
| REGLIST3(RegX8632, ebx, bl, bh)) \ |
| X(Reg_sp, 4, "sp", Reg_esp, 0,0,1,0, 1,0,0,0,0, 0, 0,0,0,0,0, \ |
| REGLIST1(RegX8632, esp)) \ |
| X(Reg_bp, 5, "bp", Reg_ebp, 0,1,0,1, 1,0,0,1,0, 0, 0,0,0,0,0, \ |
| REGLIST1(RegX8632, ebp)) \ |
| X(Reg_si, 6, "si", Reg_esi, 0,1,0,0, 1,0,0,1,0, 0, 0,0,0,0,0, \ |
| REGLIST1(RegX8632, esi)) \ |
| X(Reg_di, 7, "di", Reg_edi, 0,1,0,0, 1,0,0,1,0, 0, 0,0,0,0,0, \ |
| REGLIST1(RegX8632, edi)) \ |
| /* 8-bit registers */ \ |
| REGX8632_BYTEREG_TABLE \ |
| /* End of GPR register set */ |
| //#define X(val, encode, name, base, scratch, preserved, stackptr, frameptr, |
| // isGPR, is64, is32, is16, is8, isXmm, is64To8, is32To8, is16To8, |
| // isTrunc8Rcvr, isAhRcvr, aliases) |
| |
| // Note: It would be more appropriate to list the xmm register aliases as |
| // REGLIST0(), but the corresponding empty initializer gives a syntax error, so |
| // we use REGLIST1() to redundantly assign the register itself as an alias. |
| #define REGX8632_XMM_TABLE \ |
| /* val, encode, name, base, scratch,preserved,stackptr,frameptr, \ |
| isGPR,is64,is32,is16,is8, isXmm, \ |
| is64To8,is32To8,is16To8,isTrunc8Rcvr,isAhRcvr, aliases */ \ |
| /* xmm registers */ \ |
| X(Reg_xmm0, 0, "xmm0", Reg_xmm0, 1,0,0,0, 0,0,0,0,0, 1, 0,0,0,0,0, \ |
| NO_ALIASES()) \ |
| X(Reg_xmm1, 1, "xmm1", Reg_xmm1, 1,0,0,0, 0,0,0,0,0, 1, 0,0,0,0,0, \ |
| NO_ALIASES()) \ |
| X(Reg_xmm2, 2, "xmm2", Reg_xmm2, 1,0,0,0, 0,0,0,0,0, 1, 0,0,0,0,0, \ |
| NO_ALIASES()) \ |
| X(Reg_xmm3, 3, "xmm3", Reg_xmm3, 1,0,0,0, 0,0,0,0,0, 1, 0,0,0,0,0, \ |
| NO_ALIASES()) \ |
| X(Reg_xmm4, 4, "xmm4", Reg_xmm4, 1,0,0,0, 0,0,0,0,0, 1, 0,0,0,0,0, \ |
| NO_ALIASES()) \ |
| X(Reg_xmm5, 5, "xmm5", Reg_xmm5, 1,0,0,0, 0,0,0,0,0, 1, 0,0,0,0,0, \ |
| NO_ALIASES()) \ |
| X(Reg_xmm6, 6, "xmm6", Reg_xmm6, 1,0,0,0, 0,0,0,0,0, 1, 0,0,0,0,0, \ |
| NO_ALIASES()) \ |
| X(Reg_xmm7, 7, "xmm7", Reg_xmm7, 1,0,0,0, 0,0,0,0,0, 1, 0,0,0,0,0, \ |
| NO_ALIASES()) \ |
| /* End of xmm register set */ |
| //#define X(val, encode, name, base, scratch, preserved, stackptr, frameptr, |
| // isGPR, is64, is32, is16, is8, isXmm, is64To8, is32To8, is16To8, |
| // isTrunc8Rcvr, isAhRcvr, aliases) |
| |
| // We also provide a combined table, so that there is a namespace where |
| // all of the registers are considered and have distinct numberings. |
| // This is in contrast to the above, where the "encode" is based on how |
| // the register numbers will be encoded in binaries and values can overlap. |
| #define REGX8632_TABLE \ |
| REGX8632_GPR_TABLE \ |
| REGX8632_XMM_TABLE |
| //#define X(val, encode, name, base, scratch, preserved, stackptr, frameptr, |
| // isGPR, is64, is32, is16, is8, isXmm, is64To8, is32To8, is16To8, |
| // isTrunc8Rcvr, isAhRcvr, aliases) |
| |
| // X86 segment registers. |
| #define SEG_REGX8632_TABLE \ |
| /* val, name, prefix */ \ |
| X(SegReg_CS, "cs", 0x2E) \ |
| X(SegReg_DS, "ds", 0x3E) \ |
| X(SegReg_ES, "es", 0x26) \ |
| X(SegReg_SS, "ss", 0x36) \ |
| X(SegReg_FS, "fs", 0x64) \ |
| X(SegReg_GS, "gs", 0x65) |
| //#define X(val, name, prefix) |
| |
| // X87 ST(n) registers. |
| #define X87ST_REGX8632_TABLE \ |
| /* val, encode, name */ \ |
| X(X87ST_First, 0, "st(0)") \ |
| X(X87ST_0, 0, "st(0)") \ |
| X(X87ST_1, 1, "st(1)") \ |
| X(X87ST_2, 2, "st(2)") \ |
| X(X87ST_3, 3, "st(3)") \ |
| X(X87ST_4, 4, "st(4)") \ |
| X(X87ST_5, 5, "st(5)") \ |
| X(X87ST_6, 6, "st(6)") \ |
| X(X87ST_7, 7, "st(7)") \ |
| X(X87ST_Last, 7, "st(7)") |
| //#define X(val, encode, name) |
| |
| #define ICEINSTX8632BR_TABLE \ |
| /* val, encode, opposite, dump, emit */ \ |
| X(Br_o, 0, Br_no, "o", "jo") \ |
| X(Br_no, 1, Br_o, "no", "jno") \ |
| X(Br_b, 2, Br_ae, "b", "jb") \ |
| X(Br_ae, 3, Br_b, "ae", "jae") \ |
| X(Br_e, 4, Br_ne, "e", "je") \ |
| X(Br_ne, 5, Br_e, "ne", "jne") \ |
| X(Br_be, 6, Br_a, "be", "jbe") \ |
| X(Br_a, 7, Br_be, "a", "ja") \ |
| X(Br_s, 8, Br_ns, "s", "js") \ |
| X(Br_ns, 9, Br_s, "ns", "jns") \ |
| X(Br_p, 10, Br_np, "p", "jp") \ |
| X(Br_np, 11, Br_p, "np", "jnp") \ |
| X(Br_l, 12, Br_ge, "l", "jl") \ |
| X(Br_ge, 13, Br_l, "ge", "jge") \ |
| X(Br_le, 14, Br_g, "le", "jle") \ |
| X(Br_g, 15, Br_le, "g", "jg") |
| //#define X(val, encode, opp, dump, emit) |
| |
| #define ICEINSTX8632CMPPS_TABLE \ |
| /* val, emit */ \ |
| X(Cmpps_eq, "eq") \ |
| X(Cmpps_lt, "lt") \ |
| X(Cmpps_le, "le") \ |
| X(Cmpps_unord, "unord") \ |
| X(Cmpps_neq, "neq") \ |
| X(Cmpps_nlt, "nlt") \ |
| X(Cmpps_nle, "nle") \ |
| X(Cmpps_ord, "ord") |
| //#define X(val, emit) |
| |
| #define ICETYPEX8632_TABLE \ |
| /* tag, elty, cvt, sdss, pdps, spsd, int_, unpack, pack, width, fld */ \ |
| X(void, void, "?", "", "", "", "", "", "", "", "") \ |
| X(i1, void, "si", "", "", "", "", "", "", "b", "") \ |
| X(i8, void, "si", "", "", "", "", "", "", "b", "") \ |
| X(i16, void, "si", "", "", "", "", "", "", "w", "") \ |
| X(i32, void, "si", "", "", "", "", "", "", "l", "") \ |
| X(i64, void, "si", "", "", "", "", "", "", "q", "") \ |
| X(f32, void, "ss", "ss", "ps", "ss", "d", "", "", "", "s") \ |
| X(f64, void, "sd", "sd", "pd", "sd", "q", "", "", "", "l") \ |
| X(v4i1, i32, "?", "", "", "", "d", "dq", "", "", "") \ |
| X(v8i1, i16, "?", "", "", "", "w", "wd", "", "", "") \ |
| X(v16i1, i8, "?", "", "", "", "b", "bw", "", "", "") \ |
| X(v16i8, i8, "?", "", "", "", "b", "bw", "", "", "") \ |
| X(v8i16, i16, "?", "", "", "", "w", "wd", "wb", "", "") \ |
| X(v4i32, i32, "dq", "", "", "", "d", "dq", "dw", "", "") \ |
| X(v4f32, f32, "ps", "", "ps", "ps", "d", "dq", "", "", "") |
| //#define X(tag, elty, cvt, sdss, pdps, spsd, int_, unpack, pack, width, fld) |
| |
| #endif // SUBZERO_SRC_ICEINSTX8632_DEF |