From ea96df1d4c16c683ae32797cb195266a712577ef Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Wed, 8 Feb 2012 18:20:39 +0000 Subject: Implement Intel Transactional Synchronization Extensions gas/ 2012-02-08 H.J. Lu * config/tc-i386.c (HLE_PREFIX): New. (check_hle): Likewise. (_i386_insn): Add have_hle. (cpu_arch): Add .hle and .rtm. (md_assemble): Call check_hle if i.have_hle isn't zero. (parse_insn): Set i.have_hle to 1 for HLE prefix. (output_jump): Support up to 2 byte opcode. * doc/c-i386.texi: Document hle/.hle and rtm/.rtm. gas/testsuite/ 2012-02-08 H.J. Lu * gas/i386/hle-intel.d: New. * gas/i386/hle.d: Likewise. * gas/i386/hle.s: Likewise. * gas/i386/hlebad.l: Likewise. * gas/i386/hlebad.s: Likewise. * gas/i386/rtm-intel.d: Likewise. * gas/i386/rtm.d: Likewise. * gas/i386/rtm.s: Likewise. * gas/i386/x86-64-hle-intel.d: Likewise. * gas/i386/x86-64-hle.d: Likewise. * gas/i386/x86-64-hle.s: Likewise. * gas/i386/x86-64-hlebad.l: Likewise. * gas/i386/x86-64-hlebad.s: Likewise. * gas/i386/x86-64-rtm-intel.d: Likewise. * gas/i386/x86-64-rtm.d: Likewise. * gas/i386/x86-64-rtm.s: Likewise. * gas/i386/i386.exp: Run hle, hle-intel, hlebad x86-64-hle, rtm, rtm-intel, x86-64-hle-intel, x86-64-hlebad, x86-64-rtm and x86-64-rtm-intel. include/opcode/ 2012-02-08 H.J. Lu * i386.h (XACQUIRE_PREFIX_OPCODE): New. (XRELEASE_PREFIX_OPCODE): Likewise. opcodes/ 2012-02-08 H.J. Lu * i386-dis.c (HLE_Fixup1): New. (HLE_Fixup2): Likewise. (HLE_Fixup3): Likewise. (Ebh1): Likewise. (Evh1): Likewise. (Ebh2): Likewise. (Evh2): Likewise. (Ebh3): Likewise. (Evh3): Likewise. (MOD_C6_REG_7): Likewise. (MOD_C7_REG_7): Likewise. (RM_C6_REG_7): Likewise. (RM_C7_REG_7): Likewise. (XACQUIRE_PREFIX): Likewise. (XRELEASE_PREFIX): Likewise. (dis386): Use Ebh1/Evh1 on add, adc, and, btc, btr, bts, cmpxchg, dec, inc, neg, not, or, sbb, sub, xor and xadd. Use Ebh2/Evh2 on xchg. Use Ebh3/Evh3 on mov. (reg_table): Use Ebh1/Evh1 on add, adc, and, dec, inc, neg, not, or, sbb, sub and xor. Use Ebh3/Evh3 on mov. Use MOD_C6_REG_7 and MOD_C7_REG_7. (mod_table): Add MOD_C6_REG_7 and MOD_C7_REG_7. (rm_table): Add RM_C6_REG_7 and RM_C7_REG_7. Add xend and xtest. (prefix_name): Handle XACQUIRE_PREFIX and XRELEASE_PREFIX. (CMPXCHG8B_Fixup): Handle HLE prefix on cmpxchg8b. * i386-gen.c (cpu_flag_init): Add CPU_HLE_FLAGS and CPU_RTM_FLAGS. (cpu_flags): Add CpuHLE and CpuRTM. (opcode_modifiers): Add HLEPrefixOk. * i386-opc.h (CpuHLE): New. (CpuRTM): Likewise. (HLEPrefixOk): Likewise. (i386_cpu_flags): Add cpuhle and cpurtm. (i386_opcode_modifier): Add hleprefixok. * i386-opc.tbl: Add HLEPrefixOk=3 to mov. Add HLEPrefixOk to add, adc, and, btc, btr, bts, cmpxchg, dec, inc, neg, not, or, sbb, sub, xor and xadd. Add HLEPrefixOk=2 to xchg with memory operand. Add xacquire, xrelease, xabort, xbegin, xend and xtest. * i386-init.h: Regenerated. * i386-tbl.h: Likewise. --- include/opcode/ChangeLog | 5 +++++ include/opcode/i386.h | 2 ++ 2 files changed, 7 insertions(+) diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog index 2cbb382d5..7e2c14ea6 100644 --- a/include/opcode/ChangeLog +++ b/include/opcode/ChangeLog @@ -1,3 +1,8 @@ +2012-02-08 H.J. Lu + + * i386.h (XACQUIRE_PREFIX_OPCODE): New. + (XRELEASE_PREFIX_OPCODE): Likewise. + 2011-12-08 Andrew Pinski Adam Nemet diff --git a/include/opcode/i386.h b/include/opcode/i386.h index b635334e4..ad6d3c675 100644 --- a/include/opcode/i386.h +++ b/include/opcode/i386.h @@ -76,6 +76,8 @@ #define SS_PREFIX_OPCODE 0x36 #define REPNE_PREFIX_OPCODE 0xf2 #define REPE_PREFIX_OPCODE 0xf3 +#define XACQUIRE_PREFIX_OPCODE 0xf2 +#define XRELEASE_PREFIX_OPCODE 0xf3 #define TWO_BYTE_OPCODE_ESCAPE 0x0f #define NOP_OPCODE (char) 0x90 -- cgit v1.2.3