From 6a5ec8cb3cce7399facad79f0cb1513018220b84 Mon Sep 17 00:00:00 2001 From: Michael Matz Date: Mon, 11 Jul 2016 21:11:13 +0200 Subject: x86-asm: More opcodes Some new opcodes and some aliases: ljmp[wl], prefetch{nta,t0,t1,t2}, bswap[lq], sysretq, swapgs. --- x86_64-asm.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'x86_64-asm.h') diff --git a/x86_64-asm.h b/x86_64-asm.h index 3820fe1..73a9f57 100644 --- a/x86_64-asm.h +++ b/x86_64-asm.h @@ -91,6 +91,7 @@ ALT(DEF_ASM_OP2(btcw, 0x0fba, 7, OPC_MODRM | OPC_WLX, OPT_IM8, OPT_REGW | OPT_EA DEF_ASM_OP0(syscall, 0x0f05) DEF_ASM_OP0(sysret, 0x0f07) + DEF_ASM_OP0L(sysretq, 0x480f07, 0, 0) DEF_ASM_OP0(ud2, 0x0f0b) /* NOTE: we took the same order as gas opcode definition order */ @@ -216,6 +217,8 @@ ALT(DEF_ASM_OP1(jmp, 0xeb, 0, 0, OPT_DISP8)) ALT(DEF_ASM_OP1(lcall, 0xff, 3, OPC_MODRM, OPT_EA)) ALT(DEF_ASM_OP1(ljmp, 0xff, 5, OPC_MODRM, OPT_EA)) + DEF_ASM_OP1(ljmpw, 0x66ff, 5, OPC_MODRM, OPT_EA) + DEF_ASM_OP1(ljmpl, 0xff, 5, OPC_MODRM, OPT_EA) ALT(DEF_ASM_OP1(int, 0xcd, 0, 0, OPT_IM8)) ALT(DEF_ASM_OP1(seto, 0x0f90, 0, OPC_MODRM | OPC_TEST, OPT_REG8 | OPT_EA)) @@ -374,9 +377,14 @@ ALT(DEF_ASM_OP2(lslw, 0x0f03, 0, OPC_MODRM | OPC_WLX, OPT_EA | OPT_REG, OPT_REG) DEF_ASM_OP1(str, 0x0f00, 1, OPC_MODRM, OPT_REG16| OPT_EA) DEF_ASM_OP1(verr, 0x0f00, 4, OPC_MODRM, OPT_REG | OPT_EA) DEF_ASM_OP1(verw, 0x0f00, 5, OPC_MODRM, OPT_REG | OPT_EA) + DEF_ASM_OP0L(swapgs, 0x0f01, 7, OPC_MODRM) /* 486 */ + /* bswap can't be applied to 16bit regs */ DEF_ASM_OP1(bswap, 0x0fc8, 0, OPC_REG, OPT_REG32 ) + DEF_ASM_OP1(bswapl, 0x0fc8, 0, OPC_REG, OPT_REG32 ) + DEF_ASM_OP1(bswapq, 0x480fc8, 0, OPC_REG, OPT_REG64 ) + ALT(DEF_ASM_OP2(xaddb, 0x0fc0, 0, OPC_MODRM | OPC_BWLX, OPT_REG, OPT_REG | OPT_EA )) ALT(DEF_ASM_OP2(cmpxchgb, 0x0fb0, 0, OPC_MODRM | OPC_BWLX, OPT_REG, OPT_REG | OPT_EA )) DEF_ASM_OP1(invlpg, 0x0f01, 7, OPC_MODRM, OPT_EA ) @@ -495,6 +503,10 @@ ALT(DEF_ASM_OP2(movhps, 0x0f17, 0, OPC_MODRM, OPT_SSE, OPT_EA | OPT_REG32 )) DEF_ASM_OP2(sqrtps, 0x0f51, 0, OPC_MODRM, OPT_EA | OPT_SSE, OPT_SSE ) DEF_ASM_OP2(subps, 0x0f5c, 0, OPC_MODRM, OPT_EA | OPT_SSE, OPT_SSE ) + DEF_ASM_OP1(prefetchnta, 0x0f18, 0, OPC_MODRM, OPT_EA) + DEF_ASM_OP1(prefetcht0, 0x0f18, 1, OPC_MODRM, OPT_EA) + DEF_ASM_OP1(prefetcht1, 0x0f18, 2, OPC_MODRM, OPT_EA) + DEF_ASM_OP1(prefetcht2, 0x0f18, 3, OPC_MODRM, OPT_EA) DEF_ASM_OP0L(lfence, 0x0fae, 5, OPC_MODRM) DEF_ASM_OP0L(mfence, 0x0fae, 6, OPC_MODRM) DEF_ASM_OP0L(sfence, 0x0fae, 7, OPC_MODRM) -- cgit v1.3.1