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-rw-r--r--src/vlib/unix/main.c114
-rw-r--r--src/vppinfra/CMakeLists.txt48
-rw-r--r--src/vppinfra/asm_mips.h351
-rw-r--r--src/vppinfra/asm_x86.c1947
-rw-r--r--src/vppinfra/asm_x86.h125
-rw-r--r--src/vppinfra/backtrace.c269
-rw-r--r--src/vppinfra/clib.h4
-rw-r--r--src/vppinfra/format_ansi.h48
-rw-r--r--src/vppinfra/mem_dlmalloc.c25
-rw-r--r--src/vppinfra/stack.c75
-rw-r--r--src/vppinfra/stack.h26
11 files changed, 293 insertions, 2739 deletions
diff --git a/src/vlib/unix/main.c b/src/vlib/unix/main.c
index ee28ca8f1aa..11d0cb1160c 100644
--- a/src/vlib/unix/main.c
+++ b/src/vlib/unix/main.c
@@ -40,6 +40,8 @@
#include <vlib/unix/unix.h>
#include <vlib/unix/plugin.h>
#include <vppinfra/unix.h>
+#include <vppinfra/stack.h>
+#include <vppinfra/format_ansi.h>
#include <limits.h>
#include <signal.h>
@@ -97,20 +99,42 @@ int vlib_last_signum = 0;
uword vlib_last_faulting_address = 0;
static void
+log_one_line ()
+{
+ vec_terminate_c_string (syslog_msg);
+ if (unix_main.flags & (UNIX_FLAG_INTERACTIVE | UNIX_FLAG_NOSYSLOG))
+ fprintf (stderr, "%s\n", syslog_msg);
+ else
+ syslog (LOG_ERR | LOG_DAEMON, "%s", syslog_msg);
+ vec_reset_length (syslog_msg);
+}
+
+static void
unix_signal_handler (int signum, siginfo_t * si, ucontext_t * uc)
{
uword fatal = 0;
+ int color =
+ (unix_main.flags & (UNIX_FLAG_INTERACTIVE | UNIX_FLAG_NOSYSLOG)) &&
+ (unix_main.flags & UNIX_FLAG_NOCOLOR) == 0;
/* These come in handy when looking at core files from optimized images */
vlib_last_signum = signum;
vlib_last_faulting_address = (uword) si->si_addr;
+ if (color)
+ syslog_msg = format (syslog_msg, ANSI_FG_BR_RED);
+
syslog_msg = format (syslog_msg, "received signal %U, PC %U",
format_signal, signum, format_ucontext_pc, uc);
- if (signum == SIGSEGV)
+ if (signum == SIGSEGV || signum == SIGBUS)
syslog_msg = format (syslog_msg, ", faulting address %p", si->si_addr);
+ if (color)
+ syslog_msg = format (syslog_msg, ANSI_FG_DEFAULT);
+
+ log_one_line ();
+
switch (signum)
{
/* these (caught) signals cause the application to exit */
@@ -120,11 +144,17 @@ unix_signal_handler (int signum, siginfo_t * si, ucontext_t * uc)
*/
if (unix_main.vlib_main && unix_main.vlib_main->main_loop_exit_set)
{
- syslog (LOG_ERR | LOG_DAEMON, "received SIGTERM, exiting...");
+ syslog_msg = format (
+ syslog_msg, "received SIGTERM from PID %d UID %d, exiting...",
+ si->si_pid, si->si_uid);
+ log_one_line ();
unix_main.vlib_main->main_loop_exit_now = 1;
}
else
- syslog (LOG_ERR | LOG_DAEMON, "IGNORE early SIGTERM...");
+ {
+ syslog_msg = format (syslog_msg, "IGNORE early SIGTERM...");
+ log_one_line ();
+ }
break;
/* fall through */
case SIGQUIT:
@@ -144,26 +174,75 @@ unix_signal_handler (int signum, siginfo_t * si, ucontext_t * uc)
break;
}
- /* Null terminate. */
- vec_add1 (syslog_msg, 0);
if (fatal)
{
- syslog (LOG_ERR | LOG_DAEMON, "%s", syslog_msg);
+ int skip = 1, index = 0;
- /* Address of callers: outer first, inner last. */
- uword callers[15];
- uword n_callers = clib_backtrace (callers, ARRAY_LEN (callers), 0);
- int i;
- for (i = 0; i < n_callers; i++)
+ foreach_clib_stack_frame (sf)
{
- vec_reset_length (syslog_msg);
+ if (sf->is_signal_frame)
+ {
+ int pipefd[2];
+ const int n_bytes = 20;
+ u8 *ip = (void *) sf->ip;
+
+ if (pipe (pipefd) == 0)
+ {
+ /* check PC points to valid memory */
+ if (write (pipefd[1], ip, n_bytes) == n_bytes)
+ {
+ syslog_msg = format (syslog_msg, "Code: ");
+ if (color)
+ syslog_msg = format (syslog_msg, ANSI_FG_CYAN);
+ for (int i = 0; i < n_bytes; i++)
+ syslog_msg = format (syslog_msg, " %02x", ip[i]);
+ if (color)
+ syslog_msg = format (syslog_msg, ANSI_FG_DEFAULT);
+ }
+ else
+ {
+ syslog_msg = format (
+ syslog_msg, "PC contains invalid memory address");
+ }
+ log_one_line ();
+ foreach_int (i, 0, 1)
+ close (pipefd[i]);
+ }
+ skip = 0;
+ }
+
+ if (skip)
+ continue;
+
+ syslog_msg = format (syslog_msg, "#%-2d ", index++);
+ if (color)
+ syslog_msg = format (syslog_msg, ANSI_FG_BLUE);
+ syslog_msg = format (syslog_msg, "0x%016lx", sf->ip);
+ if (color)
+ syslog_msg = format (syslog_msg, ANSI_FG_DEFAULT);
+
+ if (sf->name[0])
+ {
+ if (color)
+ syslog_msg = format (syslog_msg, ANSI_FG_YELLOW);
+ syslog_msg =
+ format (syslog_msg, " %s + 0x%x", sf->name, sf->offset);
+ if (color)
+ syslog_msg = format (syslog_msg, ANSI_FG_DEFAULT);
+ }
- syslog_msg =
- format (syslog_msg, "#%-2d 0x%016lx %U%c", i, callers[i],
- format_clib_elf_symbol_with_address, callers[i], 0);
+ log_one_line ();
- syslog (LOG_ERR | LOG_DAEMON, "%s", syslog_msg);
+ if (sf->file_name)
+ {
+ if (color)
+ syslog_msg = format (syslog_msg, ANSI_FG_GREEN);
+ syslog_msg = format (syslog_msg, " from %s", sf->file_name);
+ if (color)
+ syslog_msg = format (syslog_msg, ANSI_FG_DEFAULT);
+ log_one_line ();
+ }
}
/* have to remove SIGABRT to avoid recursive - os_exit calling abort() */
@@ -175,9 +254,6 @@ unix_signal_handler (int signum, siginfo_t * si, ucontext_t * uc)
else
os_exit (1);
}
- else
- clib_warning ("%s", syslog_msg);
-
}
static clib_error_t *
diff --git a/src/vppinfra/CMakeLists.txt b/src/vppinfra/CMakeLists.txt
index a8c64a36121..233e75d6e2a 100644
--- a/src/vppinfra/CMakeLists.txt
+++ b/src/vppinfra/CMakeLists.txt
@@ -14,6 +14,34 @@
enable_language(ASM)
##############################################################################
+# find libdl
+##############################################################################
+vpp_find_path(LIBDL_INCLUDE_DIR dlfcn.h)
+vpp_find_library(LIBDL_LIB NAMES dl)
+
+if (LIBDL_INCLUDE_DIR AND LIBDL_LIB)
+ message(STATUS "libdl found at ${LIBDL_LIB}")
+ list(APPEND VPPINFRA_LIBS ${LIBDL_LIB})
+else()
+ message(FATAL_ERROR "libdl not found")
+endif()
+
+##############################################################################
+# find libunwind
+##############################################################################
+vpp_find_path(LIBUNWIND_INCLUDE_DIR unwind.h)
+vpp_find_library(LIBUNWIND_LIB NAMES unwind libunwind)
+
+if (LIBUNWIND_INCLUDE_DIR AND LIBUNWIND_LIB)
+ message(STATUS "libunwind found at ${LIBUNWIND_LIB}")
+ list(APPEND VPPINFRA_LIBS ${LIBUNWIND_LIB})
+ add_definitions(-DHAVE_LIBUNWIND=1)
+else()
+ message(WARNING "libunwind not found - stack traces disabled")
+ add_definitions(-DHAVE_LIBUNWIND=0)
+endif()
+
+##############################################################################
# Generate vppinfra/config.h
##############################################################################
set(LOG2_CACHE_LINE_BYTES ${VPP_LOG2_CACHE_LINE_SIZE})
@@ -42,12 +70,10 @@ add_definitions(-fvisibility=hidden)
set_source_files_properties( cJSON.c jsonformat.c PROPERTIES
COMPILE_DEFINITIONS " CJSON_API_VISIBILITY " )
-
##############################################################################
# vppinfra sources
##############################################################################
set(VPPINFRA_SRCS
- backtrace.c
bitmap.c
bihash_all_vector.c
cpu.c
@@ -80,6 +106,7 @@ set(VPPINFRA_SRCS
rbtree.c
serialize.c
socket.c
+ stack.c
std-formats.c
string.c
time.c
@@ -142,6 +169,7 @@ set(VPPINFRA_HEADERS
fifo.h
file.h
format.h
+ format_ansi.h
format_table.h
hash.h
heap.h
@@ -175,6 +203,7 @@ set(VPPINFRA_HEADERS
smp.h
socket.h
sparse_vec.h
+ stack.h
string.h
time.h
time_range.h
@@ -229,22 +258,9 @@ elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "FreeBSD")
)
endif()
-if("${CMAKE_SYSTEM_NAME}" STREQUAL "FreeBSD")
- option(VPP_USE_EXTERNAL_LIBEXECINFO "Use external libexecinfo (useful for non-glibc targets)." ON)
-else()
- option(VPP_USE_EXTERNAL_LIBEXECINFO "Use external libexecinfo (useful for non-glibc targets)." OFF)
-endif()
-option(VPP_USE_LIBUNWIND "Use libunwind for backtrace." OFF)
-
-if(VPP_USE_EXTERNAL_LIBEXECINFO)
- set(EXECINFO_LIB execinfo)
-elseif(VPP_USE_LIBUNWIND)
- set(EXECINFO_LIB unwind)
- add_compile_definitions(USE_LIBUNWIND)
-endif()
add_vpp_library(vppinfra
SOURCES ${VPPINFRA_SRCS}
- LINK_LIBRARIES m ${EXECINFO_LIB}
+ LINK_LIBRARIES m ${VPPINFRA_LIBS}
INSTALL_HEADERS ${VPPINFRA_HEADERS}
COMPONENT libvppinfra
LTO
diff --git a/src/vppinfra/asm_mips.h b/src/vppinfra/asm_mips.h
deleted file mode 100644
index 7c9e69586f4..00000000000
--- a/src/vppinfra/asm_mips.h
+++ /dev/null
@@ -1,351 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/*
- Copyright (c) 2004 Eliot Dresselhaus
-
- Permission is hereby granted, free of charge, to any person obtaining
- a copy of this software and associated documentation files (the
- "Software"), to deal in the Software without restriction, including
- without limitation the rights to use, copy, modify, merge, publish,
- distribute, sublicense, and/or sell copies of the Software, and to
- permit persons to whom the Software is furnished to do so, subject to
- the following conditions:
-
- The above copyright notice and this permission notice shall be
- included in all copies or substantial portions of the Software.
-
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-*/
-
-#ifndef included_asm_mips_h
-#define included_asm_mips_h
-
-/* Encoding of MIPS instructions. */
-/* Encoding of opcode field (op). */
-#define mips_foreach_opcode \
- _(SPECIAL) _(REGIMM) _(j) _(jal) _(beq) _(bne) _(blez) _(bgtz) \
- _(addi) _(addiu) _(slti) _(sltiu) _(andi) _(ori) _(xori) _(lui) \
- _(COP0) _(COP1) _(COP2) _(COP1X) _(beql) _(bnel) _(blezl) _(bgtzl) \
- _(daddi) _(daddiu) _(ldl) _(ldr) _(SPECIAL2) _(jalx) _(MDMX) _(O37) \
- _(lb) _(lh) _(lwl) _(lw) _(lbu) _(lhu) _(lwr) _(lwu) \
- _(sb) _(sh) _(swl) _(sw) _(sdl) _(sdr) _(swr) _(cache) \
- _(ll) _(lwc1) _(lwc2) _(pref) _(lld) _(ldc1) _(ldc2) _(ld) \
- _(sc) _(swc1) _(swc2) _(o73) _(scd) _(sdc1) _(sdc2) _(sd)
-
-/* Encoding of funct field. */
-#define mips_foreach_special_funct \
- _(sll) _(MOVCI) _(srl) _(sra) _(sllv) _(o05) _(srlv) _(srav) \
- _(jr) _(jalr) _(movz) _(movn) _(syscall) _(break) _(o16) _(sync) \
- _(mfhi) _(mthi) _(mflo) _(mtlo) _(dsllv) _(o25) _(dsrlv) _(dsrav) \
- _(mult) _(multu) _(div) _(divu) _(dmult) _(dmultu) _(ddiv) _(ddivu) \
- _(add) _(addu) _(sub) _(subu) _(and) _(or) _(xor) _(nor) \
- _(o50) _(o51) _(slt) _(sltu) _(dadd) _(daddu) _(dsub) _(dsubu) \
- _(tge) _(tgeu) _(tlt) _(tltu) _(teq) _(o65) _(tne) _(o67) \
- _(dsll) _(o71) _(dsrl) _(dsra) _(dsll32) _(o75) _(dsrl32) _(dsra32)
-
-/* SPECIAL2 encoding of funct field. */
-#define mips_foreach_special2_funct \
- _(madd) _(maddu) _(mul) _(o03) _(msub) _(msubu) _(o06) _(o07) \
- _(o10) _(o11) _(o12) _(o13) _(o14) _(o15) _(o16) _(o17) \
- _(o20) _(o21) _(o22) _(o23) _(o24) _(o25) _(o26) _(o27) \
- _(o30) _(o31) _(o32) _(o33) _(o34) _(o35) _(o36) _(o37) \
- _(clz) _(clo) _(o42) _(o43) _(dclz) _(dclo) _(o46) _(o47) \
- _(o50) _(o51) _(o52) _(o53) _(o54) _(o55) _(o56) _(o57) \
- _(o60) _(o61) _(o62) _(o63) _(o64) _(o65) _(o66) _(o67) \
- _(o70) _(o71) _(o72) _(o73) _(o74) _(o75) _(o76) _(sdbbp)
-
-/* REGIMM encoding of rt field. */
-#define mips_foreach_regimm_rt \
- _(bltz) _(bgez) _(bltzl) _(bgezl) _(o04) _(o05) _(o06) _(o07) \
- _(tgei) _(tgeiu) _(tltiu) _(teqi) _(o14) _(tnei) _(o16) _(o17) \
- _(bltzal) _(bgezal) _(bltzall) _(bgezall) _(o24) _(o25) _(o26) _(o27) \
- _(o30) _(o31) _(o32) _(o33) _(o34) _(o35) _(o36) _(o37)
-
-/* COP0 encoding of rs field. */
-#define mips_foreach_cop0_rs \
- _(mfc0) _(dmfc0) _(o02) _(o03) _(mtc0) _(dmtc0) _(o06) _(o07) \
- _(o10) _(o11) _(o12) _(o13) _(o14) _(o15) _(o16) _(o17) \
- _(C0) _(o21) _(o22) _(o23) _(o24) _(o25) _(o26) _(o27) \
- _(o30) _(o31) _(o32) _(o33) _(o34) _(o35) _(o36) _(o37)
-
-/* COP0 encoding of funct when rs == RS_CO */
-#define mips_foreach_cop0_funct \
- _(o00) _(tlbr) _(tlbwi) _(o03) _(o04) _(o05) _(tlbwr) _(o07) \
- _(tlbp) _(o11) _(o12) _(o13) _(o14) _(o15) _(o16) _(o17) \
- _(o20) _(o21) _(o22) _(o23) _(o24) _(o25) _(o26) _(o27) \
- _(eret) _(o31) _(o32) _(o33) _(o34) _(o35) _(o36) _(deret) \
- _(wait) _(o41) _(o42) _(o43) _(o44) _(o45) _(o46) _(o47) \
- _(o50) _(o51) _(o52) _(o53) _(o54) _(o55) _(o56) _(o57) \
- _(o60) _(o61) _(o62) _(o63) _(o64) _(o65) _(o66) _(o67) \
- _(o70) _(o71) _(o72) _(o73) _(o74) _(o75) _(o76) _(o77)
-
-/* COP1 encoding of rs field. */
-#define mips_foreach_cop1_rs \
- _(mfc1) _(dmfc1) _(cfc1) _(o03) _(mtc1) _(dmtc1) _(ctc1) _(o07) \
- _(BC1) _(o11) _(o12) _(o13) _(o14) _(o15) _(o16) _(o17) \
- _(S) _(D) _(o22) _(o23) _(W) _(L) _(o26) _(o27) \
- _(o30) _(o31) _(o32) _(o33) _(o34) _(o35) _(o36) _(o37)
-
-/* COP1 encoding of funct for S and D */
-#define mips_foreach_cop1_funct \
- _(add) _(sub) _(mul) _(div) _(sqrt) _(abs) _(mov) _(neg) \
- _(roundl) _(truncl) _(ceill) _(floorl) _(roundw) _(truncw) _(ceilw) _(floorw) \
- _(o20) _(MOVCF) _(movz) _(movn) _(o24) _(recip) _(rsqrt) _(o27) \
- _(o30) _(o31) _(o32) _(o33) _(o34) _(o35) _(o36) _(o37) \
- _(cvts) _(cvtd) _(o42) _(o43) _(cvtw) _(cvtl) _(o46) _(o47) \
- _(o50) _(o51) _(o52) _(o53) _(o54) _(o55) _(o56) _(o57) \
- _(cf) _(cun) _(ceq) _(cueq) _(colt) _(cult) _(cole) _(cule) \
- _(csf) _(cngle) _(cseq) _(cngl) _(clt) _(cnge) _(cle) _(cngt)
-
-/* COP1X encoding of funct */
-#define mips_foreach_cop1x_funct \
- _(lwxc1) _(ldxc1) _(o02) _(o03) _(o04) _(luxc1) _(o06) _(o07) \
- _(swxc1) _(sdxc1) _(o12) _(o13) _(o14) _(suxc1) _(o16) _(prefx) \
- _(o20) _(o21) _(o22) _(o23) _(o24) _(o25) _(o26) _(o27) \
- _(o30) _(o31) _(o32) _(o33) _(o34) _(o35) _(o36) _(o37) \
- _(madds) _(maddd) _(o42) _(o43) _(o44) _(o45) _(o46) _(o47) \
- _(msubs) _(msubd) _(o52) _(o53) _(o54) _(o55) _(o56) _(o57) \
- _(nmadds) _(nmaddd) _(o62) _(o63) _(o64) _(o65) _(o66) _(o67) \
- _(nmsubs) _(nmsubd) _(o72) _(o73) _(o74) _(o75) _(o76) _(o77)
-
-#define mips_foreach_mdmx_funct \
- _(msgn) _(ceq) _(pickf) _(pickt) _(clt) _(cle) _(min) _(max) \
- _(o10) _(o11) _(sub) _(add) _(and) _(xor) _(or) _(nor) \
- _(sll) _(o21) _(srl) _(sra) _(o24) _(o25) _(o26) _(o27) \
- _(alniob) _(alnvob) _(alniqh) _(alnvqh) _(o34) _(o35) _(o36) _(shfl) \
- _(rzu) _(rnau) _(rneu) _(o43) _(rzs) _(rnas) _(rnes) _(o47) \
- _(o50) _(o51) _(o52) _(o53) _(o54) _(o55) _(o56) _(o57) \
- _(mul) _(o61) _(muls) _(mula) _(o64) _(o65) _(suba) _(adda) \
- _(o70) _(o71) _(o72) _(o73) _(o74) _(o75) _(wac) _(rac)
-
-#define _(f) MIPS_OPCODE_##f,
-typedef enum
-{
- mips_foreach_opcode
-} mips_insn_opcode_t;
-#undef _
-
-#define _(f) MIPS_SPECIAL_FUNCT_##f,
-typedef enum
-{
- mips_foreach_special_funct
-} mips_insn_special_funct_t;
-#undef _
-
-#define _(f) MIPS_SPECIAL2_FUNCT_##f,
-typedef enum
-{
- mips_foreach_special2_funct
-} mips_insn_special2_funct_t;
-#undef _
-
-#define _(f) MIPS_REGIMM_RT_##f,
-typedef enum
-{
- mips_foreach_regimm_rt
-} mips_insn_regimm_rt_t;
-#undef _
-
-#define _(f) MIPS_COP0_RS_##f,
-typedef enum
-{
- mips_foreach_cop0_rs
-} mips_insn_cop0_rs_t;
-#undef _
-
-#define _(f) MIPS_COP0_FUNCT_##f,
-typedef enum
-{
- mips_foreach_cop0_funct
-} mips_insn_cop0_funct_t;
-#undef _
-
-#define _(f) MIPS_COP1_RS_##f,
-typedef enum
-{
- mips_foreach_cop1_rs
-} mips_insn_cop1_rs_t;
-#undef _
-
-#define _(f) MIPS_COP1_FUNCT_##f,
-typedef enum
-{
- mips_foreach_cop1_funct
-} mips_insn_cop1_funct_t;
-#undef _
-
-#define _(f) MIPS_COP1X_FUNCT_##f,
-typedef enum
-{
- mips_foreach_cop1x_funct
-} mips_insn_cop1x_funct_t;
-#undef _
-
-#define _(f) MIPS_MDMX_FUNCT_##f,
-typedef enum
-{
- mips_foreach_mdmx_funct
-} mips_insn_mdmx_funct_t;
-#undef _
-
-always_inline mips_insn_opcode_t
-mips_insn_get_op (u32 insn)
-{
- return (insn >> 26) & 0x3f;
-}
-
-always_inline u32
-mips_insn_get_rs (u32 insn)
-{
- return (insn >> 21) & 0x1f;
-}
-
-always_inline u32
-mips_insn_get_rt (u32 insn)
-{
- return (insn >> 16) & 0x1f;
-}
-
-always_inline u32
-mips_insn_get_rd (u32 insn)
-{
- return (insn >> 11) & 0x1f;
-}
-
-always_inline u32
-mips_insn_get_sa (u32 insn)
-{
- return (insn >> 6) & 0x1f;
-}
-
-always_inline u32
-mips_insn_get_funct (u32 insn)
-{
- return (insn >> 0) & 0x3f;
-}
-
-always_inline i32
-mips_insn_get_immediate (u32 insn)
-{
- return (((i32) insn) << 16) >> 16;
-}
-
-always_inline u32
-mips_insn_encode_i_type (int op, int rs, int rt, int immediate)
-{
- u32 insn;
- insn = immediate;
- insn |= rt << 16;
- insn |= rs << 21;
- insn |= op << 26;
-
- ASSERT (mips_insn_get_immediate (insn) == immediate);
- ASSERT (mips_insn_get_rt (insn) == rt);
- ASSERT (mips_insn_get_rs (insn) == rt);
- ASSERT (mips_insn_get_op (insn) == op);
-
- return insn;
-}
-
-always_inline u32
-mips_insn_encode_j_type (int op, u32 addr)
-{
- u32 insn;
-
- insn = (addr & ((1 << 28) - 1)) / 4;
- insn |= op << 26;
-
- return insn;
-}
-
-always_inline u32
-mips_insn_encode_r_type (int op, int rs, int rt, int rd, int sa, int funct)
-{
- u32 insn;
- insn = funct;
- insn |= sa << 6;
- insn |= rd << 11;
- insn |= rt << 16;
- insn |= rs << 21;
- insn |= op << 26;
-
- ASSERT (mips_insn_get_funct (insn) == funct);
- ASSERT (mips_insn_get_sa (insn) == sa);
- ASSERT (mips_insn_get_rd (insn) == rd);
- ASSERT (mips_insn_get_rt (insn) == rt);
- ASSERT (mips_insn_get_rs (insn) == rt);
- ASSERT (mips_insn_get_op (insn) == op);
-
- return insn;
-}
-
-#define mips_insn_r(op,funct,rd,rs,rt,sa) \
- mips_insn_encode_r_type (MIPS_OPCODE_##op, \
- (rs), (rt), (rd), (sa), \
- MIPS_##op##_FUNCT_##funct)
-
-#define mips_insn_i(op,rs,rt,imm) \
- mips_insn_encode_i_type (MIPS_OPCODE_##op, (rs), (rt), (imm))
-
-#define mips_insn_j(op,target) \
- mips_insn_encode_i_type (MIPS_OPCODE_##op, (rs), (rt), (imm))
-
-/* Generate unsigned load instructions of data of various sizes. */
-always_inline u32
-mips_insn_load (u32 rd, i32 offset, u32 base, u32 log2_bytes)
-{
- int op;
-
- ASSERT (log2_bytes < 4);
- switch (log2_bytes)
- {
- case 0:
- op = MIPS_OPCODE_lbu;
- break;
- case 1:
- op = MIPS_OPCODE_lhu;
- break;
- case 2:
- op = MIPS_OPCODE_lwu;
- break;
- case 3:
- op = MIPS_OPCODE_ld;
- break;
- }
-
- return mips_insn_encode_i_type (op, base, rd, offset);
-}
-
-typedef enum
-{
- MIPS_REG_SP = 29,
- MIPS_REG_RA = 31,
-} mips_reg_t;
-
-#endif /* included_asm_mips_h */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vppinfra/asm_x86.c b/src/vppinfra/asm_x86.c
deleted file mode 100644
index e6e00ce5543..00000000000
--- a/src/vppinfra/asm_x86.c
+++ /dev/null
@@ -1,1947 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/* FIXME
- opcode name remove to save table space; enum
- x87
- 3dnow
- cbw naming
-*/
-
-#include <vppinfra/error.h>
-#include <vppinfra/byte_order.h>
-#include <vppinfra/asm_x86.h>
-
-#define foreach_x86_gp_register \
- _ (AX) _ (CX) _ (DX) _ (BX) \
- _ (SP) _ (BP) _ (SI) _ (DI)
-
-typedef enum {
-#define _(r) X86_INSN_GP_REG_##r,
- foreach_x86_gp_register
-#undef _
-} x86_insn_gp_register_t;
-
-typedef union {
- struct {
- u8 rm : 3;
- u8 reg : 3;
- u8 mode : 2;
- };
- u8 byte;
-} x86_insn_modrm_byte_t;
-
-typedef union {
- struct {
- u8 base : 3;
- u8 index : 3;
- u8 log2_scale : 2;
- };
- u8 byte;
-} x86_insn_sib_byte_t;
-
-always_inline uword
-x86_insn_has_modrm_byte (x86_insn_t * insn)
-{
- int i;
- for (i = 0; i < ARRAY_LEN (insn->operands); i++)
- switch (insn->operands[i].code)
- {
- case 'G': case 'E': case 'M': case 'R':
- return 1;
- }
- return 0;
-}
-
-always_inline uword
-x86_insn_immediate_type (x86_insn_t * insn)
-{
- int i;
- for (i = 0; i < ARRAY_LEN (insn->operands); i++)
- switch (insn->operands[i].code)
- {
- case 'J':
- case 'I':
- case 'O':
- return insn->operands[i].type;
- }
- return 0;
-}
-
-/* Opcode extension in modrm byte reg field. */
-#define foreach_x86_insn_modrm_reg_group \
- _ (1) _ (1a) _ (2) _ (3) _ (4) _ (5) _ (6) _ (7) \
- _ (8) _ (9) _ (10) _ (11) _ (12) _ (13) _ (14) \
- _ (15) _ (16) _ (p)
-
-#define foreach_x86_insn_sse_group \
- _ (10) _ (28) _ (50) _ (58) _ (60) _ (68) _ (70) _ (78) \
- _ (c0) _ (d0) _ (d8) _ (e0) _ (e8) _ (f0) _ (f8)
-
-enum {
-#define _(x) X86_INSN_MODRM_REG_GROUP_##x,
- foreach_x86_insn_modrm_reg_group
-#undef _
-#define _(x) X86_INSN_SSE_GROUP_##x,
- foreach_x86_insn_sse_group
-#undef _
-};
-
-enum {
-#define _(x) \
- X86_INSN_FLAG_MODRM_REG_GROUP_##x \
- = X86_INSN_FLAG_SET_MODRM_REG_GROUP (1 + X86_INSN_MODRM_REG_GROUP_##x),
- foreach_x86_insn_modrm_reg_group
-#undef _
-
-#define _(x) \
- X86_INSN_FLAG_SSE_GROUP_##x \
- = X86_INSN_FLAG_SET_SSE_GROUP (1 + X86_INSN_SSE_GROUP_##x),
- foreach_x86_insn_sse_group
-#undef _
-};
-
-#define foreach_x86_gp_reg \
- _ (AX) _ (CX) _ (DX) _ (BX) \
- _ (SP) _ (BP) _ (SI) _ (DI)
-
-#define foreach_x86_condition \
- _ (o) _ (no) _ (b) _ (nb) \
- _ (z) _ (nz) _ (be) _ (nbe) \
- _ (s) _ (ns) _ (p) _ (np) \
- _ (l) _ (nl) _ (le) _ (nle)
-
-#define _3f(x,f,o0,o1,o2) \
-{ \
- .name = #x, \
- .flags = (f), \
- .operands[0] = { .data = #o0 }, \
- .operands[1] = { .data = #o1 }, \
- .operands[2] = { .data = #o2 }, \
-}
-
-#define _2f(x,f,o0,o1) _3f(x,f,o0,o1,__)
-#define _1f(x,f,o0) _2f(x,f,o0,__)
-#define _0f(x,f) _1f(x,f,__)
-
-#define _3(x,o0,o1,o2) _3f(x,0,o0,o1,o2)
-#define _2(x,o0,o1) _2f(x,0,o0,o1)
-#define _1(x,o0) _1f(x,0,o0)
-#define _0(x) _0f(x,0)
-
-static x86_insn_t x86_insns_one_byte[256] = {
-
-#define _(x) \
- _2 (x, Eb, Gb), \
- _2 (x, Ev, Gv), \
- _2 (x, Gb, Eb), \
- _2 (x, Gv, Ev), \
- _2 (x, AL, Ib), \
- _2 (x, AX, Iz)
-
- /* 0x00 */
- _ (add),
- _0 (push_es),
- _0 (pop_es),
- _ (or),
- _0 (push_cs),
- _0 (escape_two_byte),
-
- /* 0x10 */
- _ (adc),
- _0 (push_ss),
- _0 (pop_ss),
- _ (sbb),
- _0 (push_ds),
- _0 (pop_ds),
-
- /* 0x20 */
- _ (and),
- _0 (segment_es),
- _0 (daa),
- _ (sub),
- _0 (segment_cs),
- _0 (das),
-
- /* 0x30 */
- _ (xor),
- _0 (segment_ss),
- _0 (aaa),
- _ (cmp),
- _0 (segment_ds),
- _0 (aas),
-
-#undef _
-
- /* 0x40 */
-#define _(r) _1 (inc, r),
- foreach_x86_gp_reg
-#undef _
-#define _(r) _1 (dec, r),
- foreach_x86_gp_reg
-#undef _
-
- /* 0x50 */
-#define _(r) _1f (push, X86_INSN_FLAG_DEFAULT_64_BIT, r),
- foreach_x86_gp_reg
-#undef _
-#define _(r) _1f (pop, X86_INSN_FLAG_DEFAULT_64_BIT, r),
- foreach_x86_gp_reg
-#undef _
-
- /* 0x60 */
- _0 (pusha),
- _0 (popa),
- _2 (bound, Gv, Ma),
- _2 (movsxd, Gv, Ed),
- _0 (segment_fs),
- _0 (segment_gs),
- _0 (operand_type),
- _0 (address_size),
- _1f (push, X86_INSN_FLAG_DEFAULT_64_BIT, Iz),
- _3 (imul, Gv, Ev, Iz),
- _1f (push, X86_INSN_FLAG_DEFAULT_64_BIT, Ib),
- _3 (imul, Gv, Ev, Ib),
- _1 (insb, DX),
- _1 (insw, DX),
- _1 (outsb, DX),
- _1 (outsw, DX),
-
- /* 0x70 */
-#define _(x) _1 (j##x, Jb),
- foreach_x86_condition
-#undef _
-
- /* 0x80 */
- _2f (modrm_group_1, X86_INSN_FLAG_MODRM_REG_GROUP_1, Eb, Ib),
- _2f (modrm_group_1, X86_INSN_FLAG_MODRM_REG_GROUP_1, Ev, Iz),
- _2f (modrm_group_1, X86_INSN_FLAG_MODRM_REG_GROUP_1, Eb, Ib),
- _2f (modrm_group_1, X86_INSN_FLAG_MODRM_REG_GROUP_1, Ev, Ib),
- _2 (test, Eb, Gb),
- _2 (test, Ev, Gv),
- _2 (xchg, Eb, Gb),
- _2 (xchg, Ev, Gv),
- _2 (mov, Eb, Gb),
- _2 (mov, Ev, Gv),
- _2 (mov, Gb, Eb),
- _2 (mov, Gv, Ev),
- _2 (mov, Ev, Sw),
- _2 (lea, Gv, Ev),
- _2 (mov, Sw, Ew),
- _1f (modrm_group_1a, X86_INSN_FLAG_MODRM_REG_GROUP_1a, Ev),
-
- /* 0x90 */
- _0 (nop),
- _1 (xchg, CX),
- _1 (xchg, DX),
- _1 (xchg, BX),
- _1 (xchg, SP),
- _1 (xchg, BP),
- _1 (xchg, SI),
- _1 (xchg, DI),
- _0 (cbw),
- _0 (cwd),
- _1 (call, Ap),
- _0 (wait),
- _0 (pushf),
- _0 (popf),
- _0 (sahf),
- _0 (lahf),
-
- /* 0xa0 */
- _2 (mov, AL, Ob),
- _2 (mov, AX, Ov),
- _2 (mov, Ob, AL),
- _2 (mov, Ov, AX),
- _0 (movsb),
- _0 (movsw),
- _0 (cmpsb),
- _0 (cmpsw),
- _2 (test, AL, Ib),
- _2 (test, AX, Iz),
- _1 (stosb, AL),
- _1 (stosw, AX),
- _1 (lodsb, AL),
- _1 (lodsw, AX),
- _1 (scasb, AL),
- _1 (scasw, AX),
-
- /* 0xb0 */
- _2 (mov, AL, Ib),
- _2 (mov, CL, Ib),
- _2 (mov, DL, Ib),
- _2 (mov, BL, Ib),
- _2 (mov, AH, Ib),
- _2 (mov, CH, Ib),
- _2 (mov, DH, Ib),
- _2 (mov, BH, Ib),
-#define _(r) _2 (mov, r, Iv),
- foreach_x86_gp_reg
-#undef _
-
- /* 0xc0 */
- _2f (modrm_group_2, X86_INSN_FLAG_MODRM_REG_GROUP_2, Eb, Ib),
- _2f (modrm_group_2, X86_INSN_FLAG_MODRM_REG_GROUP_2, Ev, Ib),
- _1 (ret, Iw),
- _0 (ret),
- _2 (les, Gz, Mp),
- _2 (lds, Gz, Mp),
- _2f (modrm_group_11, X86_INSN_FLAG_MODRM_REG_GROUP_11, Eb, Ib),
- _2f (modrm_group_11, X86_INSN_FLAG_MODRM_REG_GROUP_11, Ev, Iz),
- _2 (enter, Iw, Ib),
- _0 (leave),
- _1 (ret, Iw),
- _0 (ret),
- _0 (int3),
- _1 (int, Ib),
- _0 (into),
- _0 (iret),
-
- /* 0xd0 */
- _2f (modrm_group_2, X86_INSN_FLAG_MODRM_REG_GROUP_2, Eb, 1b),
- _2f (modrm_group_2, X86_INSN_FLAG_MODRM_REG_GROUP_2, Ev, 1b),
- _2f (modrm_group_2, X86_INSN_FLAG_MODRM_REG_GROUP_2, Eb, CL),
- _2f (modrm_group_2, X86_INSN_FLAG_MODRM_REG_GROUP_2, Ev, CL),
- _0 (aam),
- _0 (aad),
- _0 (salc),
- _0 (xlat),
- /* FIXME x87 */
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
-
- /* 0xe0 */
- _1 (loopnz, Jb),
- _1 (loopz, Jb),
- _1 (loop, Jb),
- _1 (jcxz, Jb),
- _2 (in, AL, Ib),
- _2 (in, AX, Ib),
- _2 (out, Ib, AL),
- _2 (out, Ib, AX),
- _1f (call, X86_INSN_FLAG_DEFAULT_64_BIT, Jz),
- _1f ( jmp, X86_INSN_FLAG_DEFAULT_64_BIT, Jz),
- _1 (jmp, Ap),
- _1 (jmp, Jb),
- _2 (in, AL, DX),
- _2 (in, AX, DX),
- _2 (out, DX, AL),
- _2 (out, DX, AX),
-
- /* 0xf0 */
- _0 (lock),
- _0 (int1),
- _0 (repne),
- _0 (rep),
- _0 (hlt),
- _0 (cmc),
- _0f (modrm_group_3, X86_INSN_FLAG_MODRM_REG_GROUP_3),
- _0f (modrm_group_3, X86_INSN_FLAG_MODRM_REG_GROUP_3),
- _0 (clc),
- _0 (stc),
- _0 (cli),
- _0 (sti),
- _0 (cld),
- _0 (std),
- _1f (modrm_group_4, X86_INSN_FLAG_MODRM_REG_GROUP_4, Eb),
- _0f (modrm_group_5, X86_INSN_FLAG_MODRM_REG_GROUP_5),
-};
-
-static x86_insn_t x86_insns_two_byte[256] = {
- /* 0x00 */
- _0f (modrm_group_6, X86_INSN_FLAG_MODRM_REG_GROUP_6),
- _0f (modrm_group_7, X86_INSN_FLAG_MODRM_REG_GROUP_7),
- _2 (lar, Gv, Ew),
- _2 (lsl, Gv, Ew),
- _0 (bad),
- _0 (syscall),
- _0 (clts),
- _0 (sysret),
- _0 (invd),
- _0 (wbinvd),
- _0 (bad),
- _0 (ud2),
- _0 (bad),
- _0f (modrm_group_p, X86_INSN_FLAG_MODRM_REG_GROUP_p),
- _0 (femms),
- _0 (escape_3dnow),
-
- /* 0x10 */
- _2f (movups, X86_INSN_FLAG_SSE_GROUP_10, Gx, Ex),
- _2f (movups, X86_INSN_FLAG_SSE_GROUP_10, Ex, Gx),
- _2f (movlps, X86_INSN_FLAG_SSE_GROUP_10, Ex, Gx),
- _2f (movlps, X86_INSN_FLAG_SSE_GROUP_10, Gx, Ex),
- _2f (unpcklps, X86_INSN_FLAG_SSE_GROUP_10, Gx, Ex),
- _2f (unpckhps, X86_INSN_FLAG_SSE_GROUP_10, Gx, Ex),
- _2f (movhps, X86_INSN_FLAG_SSE_GROUP_10, Ex, Gx),
- _2f (movhps, X86_INSN_FLAG_SSE_GROUP_10, Gx, Ex),
- _0f (modrm_group_16, X86_INSN_FLAG_MODRM_REG_GROUP_16),
- _0 (nop),
- _0 (nop),
- _0 (nop),
- _0 (nop),
- _0 (nop),
- _0 (nop),
- _0 (nop),
-
- /* 0x20 */
- _2 (mov, Rv, Cv),
- _2 (mov, Rv, Dv),
- _2 (mov, Cv, Rv),
- _2 (mov, Dv, Rv),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _2f (movaps, X86_INSN_FLAG_SSE_GROUP_28, Gx, Ex),
- _2f (movaps, X86_INSN_FLAG_SSE_GROUP_28, Ex, Gx),
- _2f (cvtpi2ps, X86_INSN_FLAG_SSE_GROUP_28, Gx, Ex),
- _2f (movntps, X86_INSN_FLAG_SSE_GROUP_28, Mx, Gx),
- _2f (cvttps2pi, X86_INSN_FLAG_SSE_GROUP_28, Gx, Ex),
- _2f (cvtps2pi, X86_INSN_FLAG_SSE_GROUP_28, Gx, Ex),
- _2f (ucomiss, X86_INSN_FLAG_SSE_GROUP_28, Gx, Ex),
- _2f (comiss, X86_INSN_FLAG_SSE_GROUP_28, Gx, Ex),
-
- /* 0x30 */
- _0 (wrmsr),
- _0 (rdtsc),
- _0 (rdmsr),
- _0 (rdpmc),
- _0 (sysenter),
- _0 (sysexit),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
-
- /* 0x40 */
-#define _(x) _2 (cmov##x, Gv, Ev),
- foreach_x86_condition
-#undef _
-
- /* 0x50 */
- _2f (movmskps, X86_INSN_FLAG_SSE_GROUP_50, Gd, Rx),
- _2f (sqrtps, X86_INSN_FLAG_SSE_GROUP_50, Gx, Ex),
- _2f (rsqrtps, X86_INSN_FLAG_SSE_GROUP_50, Gx, Ex),
- _2f (rcpps, X86_INSN_FLAG_SSE_GROUP_50, Gx, Ex),
- _2f (andps, X86_INSN_FLAG_SSE_GROUP_50, Gx, Ex),
- _2f (andnps, X86_INSN_FLAG_SSE_GROUP_50, Gx, Ex),
- _2f (orps, X86_INSN_FLAG_SSE_GROUP_50, Gx, Ex),
- _2f (xorps, X86_INSN_FLAG_SSE_GROUP_50, Gx, Ex),
- _2f (addps, X86_INSN_FLAG_SSE_GROUP_58, Gx, Ex),
- _2f (mulps, X86_INSN_FLAG_SSE_GROUP_58, Gx, Ex),
- _2f (cvtps2pd, X86_INSN_FLAG_SSE_GROUP_58, Gx, Ex),
- _2f (cvtdq2ps, X86_INSN_FLAG_SSE_GROUP_58, Gx, Ex),
- _2f (subps, X86_INSN_FLAG_SSE_GROUP_58, Gx, Ex),
- _2f (minps, X86_INSN_FLAG_SSE_GROUP_58, Gx, Ex),
- _2f (divps, X86_INSN_FLAG_SSE_GROUP_58, Gx, Ex),
- _2f (maxps, X86_INSN_FLAG_SSE_GROUP_58, Gx, Ex),
-
- /* 0x60 */
- _2f (punpcklbw, X86_INSN_FLAG_SSE_GROUP_60, Gm, Em),
- _2f (punpcklwd, X86_INSN_FLAG_SSE_GROUP_60, Gm, Em),
- _2f (punpckldq, X86_INSN_FLAG_SSE_GROUP_60, Gm, Em),
- _2f (packsswb, X86_INSN_FLAG_SSE_GROUP_60, Gm, Em),
- _2f (pcmpgtb, X86_INSN_FLAG_SSE_GROUP_60, Gm, Em),
- _2f (pcmpgtw, X86_INSN_FLAG_SSE_GROUP_60, Gm, Em),
- _2f (pcmpgtd, X86_INSN_FLAG_SSE_GROUP_60, Gm, Em),
- _2f (packuswb, X86_INSN_FLAG_SSE_GROUP_60, Gm, Em),
- _2f (punpckhbw, X86_INSN_FLAG_SSE_GROUP_68, Gm, Em),
- _2f (punpckhwd, X86_INSN_FLAG_SSE_GROUP_68, Gm, Em),
- _2f (punpckhdq, X86_INSN_FLAG_SSE_GROUP_68, Gm, Em),
- _2f (packssdw, X86_INSN_FLAG_SSE_GROUP_68, Gm, Em),
- _0f (bad, X86_INSN_FLAG_SSE_GROUP_68),
- _0f (bad, X86_INSN_FLAG_SSE_GROUP_68),
- _2f (movd, X86_INSN_FLAG_SSE_GROUP_68, Gm, Em),
- _2f (movq, X86_INSN_FLAG_SSE_GROUP_68, Gm, Em),
-
- /* 0x70 */
- _3f (pshufw, X86_INSN_FLAG_SSE_GROUP_70, Gm, Em, Ib),
- _0f (modrm_group_12, X86_INSN_FLAG_MODRM_REG_GROUP_12),
- _0f (modrm_group_13, X86_INSN_FLAG_MODRM_REG_GROUP_13),
- _0f (modrm_group_14, X86_INSN_FLAG_MODRM_REG_GROUP_14),
- _2f (pcmpeqb, X86_INSN_FLAG_SSE_GROUP_70, Gm, Em),
- _2f (pcmpeqw, X86_INSN_FLAG_SSE_GROUP_70, Gm, Em),
- _2f (pcmpeqd, X86_INSN_FLAG_SSE_GROUP_70, Gm, Em),
- _0f (emms, X86_INSN_FLAG_SSE_GROUP_70),
- _0f (bad, X86_INSN_FLAG_SSE_GROUP_78),
- _0f (bad, X86_INSN_FLAG_SSE_GROUP_78),
- _0f (bad, X86_INSN_FLAG_SSE_GROUP_78),
- _0f (bad, X86_INSN_FLAG_SSE_GROUP_78),
- _0f (bad, X86_INSN_FLAG_SSE_GROUP_78),
- _0f (bad, X86_INSN_FLAG_SSE_GROUP_78),
- _2f (movd, X86_INSN_FLAG_SSE_GROUP_78, Em, Gm),
- _2f (movq, X86_INSN_FLAG_SSE_GROUP_78, Em, Gm),
-
- /* 0x80 */
-#define _(x) _1 (jmp##x, Jz),
- foreach_x86_condition
-#undef _
-
- /* 0x90 */
-#define _(x) _1 (set##x, Eb),
- foreach_x86_condition
-#undef _
-
- /* 0xa0 */
- _0 (push_fs),
- _0 (pop_fs),
- _0 (cpuid),
- _2 (bt, Ev, Gv),
- _3 (shld, Ev, Gv, Ib),
- _3 (shld, Ev, Gv, CL),
- _0 (bad),
- _0 (bad),
- _0 (push_gs),
- _0 (pop_gs),
- _0 (rsm),
- _2 (bts, Ev, Gv),
- _3 (shrd, Ev, Gv, Ib),
- _3 (shrd, Ev, Gv, CL),
- _0f (modrm_group_15, X86_INSN_FLAG_MODRM_REG_GROUP_15),
- _2 (imul, Gv, Ev),
-
- /* 0xb0 */
- _2 (cmpxchg, Eb, Gb),
- _2 (cmpxchg, Ev, Gv),
- _2 (lss, Gz, Mp),
- _2 (btr, Ev, Gv),
- _2 (lfs, Gz, Mp),
- _2 (lgs, Gz, Mp),
- _2 (movzbl, Gv, Eb),
- _2 (movzwl, Gv, Ew),
- _0 (bad),
- _0f (modrm_group_10, X86_INSN_FLAG_MODRM_REG_GROUP_10),
- _2f (modrm_group_8, X86_INSN_FLAG_MODRM_REG_GROUP_8, Ev, Ib),
- _2 (btc, Ev, Gv),
- _2 (bsf, Gv, Ev),
- _2 (bsr, Gv, Ev),
- _2 (movsx, Gv, Eb),
- _2 (movsx, Gv, Ew),
-
- /* 0xc0 */
- _2 (xadd, Eb, Gb),
- _2 (xadd, Ev, Gv),
- _3f (cmpps, X86_INSN_FLAG_SSE_GROUP_c0, Gx, Ex, Ib),
- _2 (movnti, Mv, Gv),
- _3f (pinsrw, X86_INSN_FLAG_SSE_GROUP_c0, Gm, Ew, Ib),
- _3f (pextrw, X86_INSN_FLAG_SSE_GROUP_c0, Gd, Rm, Ib),
- _3f (shufps, X86_INSN_FLAG_SSE_GROUP_c0, Gx, Ex, Ib),
- _1f (modrm_group_9, X86_INSN_FLAG_MODRM_REG_GROUP_9, Mx),
-#define _(r) _1 (bswap, r),
- foreach_x86_gp_reg
-#undef _
-
- /* 0xd0 */
- _0f (bad, X86_INSN_FLAG_SSE_GROUP_d0),
- _2f (psrlw, X86_INSN_FLAG_SSE_GROUP_d0, Gm, Em),
- _2f (psrld, X86_INSN_FLAG_SSE_GROUP_d0, Gm, Em),
- _2f (psrlq, X86_INSN_FLAG_SSE_GROUP_d0, Gm, Em),
- _2f (paddq, X86_INSN_FLAG_SSE_GROUP_d0, Gm, Em),
- _2f (pmullw, X86_INSN_FLAG_SSE_GROUP_d0, Gm, Em),
- _0f (bad, X86_INSN_FLAG_SSE_GROUP_d0),
- _2f (pmovmskb, X86_INSN_FLAG_SSE_GROUP_d0, Gd, Rm),
- _2f (psubusb, X86_INSN_FLAG_SSE_GROUP_d8, Gm, Em),
- _2f (psubusw, X86_INSN_FLAG_SSE_GROUP_d8, Gm, Em),
- _2f (pminub, X86_INSN_FLAG_SSE_GROUP_d8, Gm, Em),
- _2f (pand, X86_INSN_FLAG_SSE_GROUP_d8, Gm, Em),
- _2f (paddusb, X86_INSN_FLAG_SSE_GROUP_d8, Gm, Em),
- _2f (paddusw, X86_INSN_FLAG_SSE_GROUP_d8, Gm, Em),
- _2f (pmaxub, X86_INSN_FLAG_SSE_GROUP_d8, Gm, Em),
- _2f (pandn, X86_INSN_FLAG_SSE_GROUP_d8, Gm, Em),
-
- /* 0xe0 */
- _2f (pavgb, X86_INSN_FLAG_SSE_GROUP_e0, Gm, Em),
- _2f (psraw, X86_INSN_FLAG_SSE_GROUP_e0, Gm, Em),
- _2f (psrad, X86_INSN_FLAG_SSE_GROUP_e0, Gm, Em),
- _2f (pavgw, X86_INSN_FLAG_SSE_GROUP_e0, Gm, Em),
- _2f (pmulhuw, X86_INSN_FLAG_SSE_GROUP_e0, Gm, Em),
- _2f (pmulhw, X86_INSN_FLAG_SSE_GROUP_e0, Gm, Em),
- _2f (bad, X86_INSN_FLAG_SSE_GROUP_e0, Gm, Em),
- _2f (movntq, X86_INSN_FLAG_SSE_GROUP_e0, Mm, Gm),
- _2f (psubsb, X86_INSN_FLAG_SSE_GROUP_e8, Gm, Em),
- _2f (psubsw, X86_INSN_FLAG_SSE_GROUP_e8, Gm, Em),
- _2f (pminsw, X86_INSN_FLAG_SSE_GROUP_e8, Gm, Em),
- _2f (por, X86_INSN_FLAG_SSE_GROUP_e8, Gm, Em),
- _2f (paddsb, X86_INSN_FLAG_SSE_GROUP_e8, Gm, Em),
- _2f (paddsw, X86_INSN_FLAG_SSE_GROUP_e8, Gm, Em),
- _2f (pmaxsw, X86_INSN_FLAG_SSE_GROUP_e8, Gm, Em),
- _2f (pxor, X86_INSN_FLAG_SSE_GROUP_e8, Gm, Em),
-
- /* 0xf0 */
- _0f (bad, X86_INSN_FLAG_SSE_GROUP_f0),
- _2f (psllw, X86_INSN_FLAG_SSE_GROUP_f0, Gm, Em),
- _2f (pslld, X86_INSN_FLAG_SSE_GROUP_f0, Gm, Em),
- _2f (psllq, X86_INSN_FLAG_SSE_GROUP_f0, Gm, Em),
- _2f (pmuludq, X86_INSN_FLAG_SSE_GROUP_f0, Gm, Em),
- _2f (pmaddwd, X86_INSN_FLAG_SSE_GROUP_f0, Gm, Em),
- _2f (psadbw, X86_INSN_FLAG_SSE_GROUP_f0, Gm, Em),
- _2f (maskmovq, X86_INSN_FLAG_SSE_GROUP_f0, Gm, Em),
- _2f (psubb, X86_INSN_FLAG_SSE_GROUP_f8, Gm, Em),
- _2f (psubw, X86_INSN_FLAG_SSE_GROUP_f8, Gm, Em),
- _2f (psubd, X86_INSN_FLAG_SSE_GROUP_f8, Gm, Em),
- _2f (psubq, X86_INSN_FLAG_SSE_GROUP_f8, Gm, Em),
- _2f (paddb, X86_INSN_FLAG_SSE_GROUP_f8, Gm, Em),
- _2f (paddw, X86_INSN_FLAG_SSE_GROUP_f8, Gm, Em),
- _2f (paddd, X86_INSN_FLAG_SSE_GROUP_f8, Gm, Em),
- _0f (bad, X86_INSN_FLAG_SSE_GROUP_f8),
-};
-
-typedef struct {
- x86_insn_t insns[8];
-} x86_insn_group8_t;
-
-/* Escape groups are indexed by modrm reg field. */
-static x86_insn_group8_t x86_insn_modrm_reg_groups[] = {
- [X86_INSN_MODRM_REG_GROUP_1].insns = {
- _0 (add), _0 ( or), _0 (adc), _0 (sbb),
- _0 (and), _0 (sub), _0 (xor), _0 (cmp),
- },
-
- [X86_INSN_MODRM_REG_GROUP_1a].insns = {
- _0f (pop, X86_INSN_FLAG_DEFAULT_64_BIT),
- _0 (bad), _0 (bad), _0 (bad),
- _0 (bad), _0 (bad), _0 (bad), _0 (bad),
- },
-
- [X86_INSN_MODRM_REG_GROUP_2].insns = {
- _0 (rol), _0 (ror), _0 (rcl), _0 (rcr),
- _0 (shl), _0 (shr), _0 (sal), _0 (sar),
- },
-
- [X86_INSN_MODRM_REG_GROUP_3].insns = {
- _0 (test), _0 (test), _0 (not), _0 (neg),
- _0 (mul), _0 (imul), _0 (div), _0 (idiv),
- },
-
- [X86_INSN_MODRM_REG_GROUP_4].insns = {
- _0 (inc), _0 (dec), _0 (bad), _0 (bad),
- _0 (bad), _0 (bad), _0 (bad), _0 (bad),
- },
-
- [X86_INSN_MODRM_REG_GROUP_5].insns = {
- _1 (inc, Ev),
- _1 (dec, Ev),
- _1f (call, X86_INSN_FLAG_DEFAULT_64_BIT, Ev),
- _1 (call, Mp),
- _1f (jmp, X86_INSN_FLAG_DEFAULT_64_BIT, Ev),
- _1 (jmp, Mp),
- _1f (push, X86_INSN_FLAG_DEFAULT_64_BIT, Ev),
- _0 (bad),
- },
-
- [X86_INSN_MODRM_REG_GROUP_6].insns = {
- _1 (sldt, Ev),
- _1 (str, Ev),
- _1 (lldt, Ev),
- _1 (ltr, Ev),
- _1 (verr, Ev),
- _1 (verw, Ev),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_MODRM_REG_GROUP_7].insns = {
- _1 (sgdt, Mv),
- _1 (sidt, Mv),
- _1 (lgdt, Mv),
- _1 (lidt, Mv),
- _1 (smsw, Ev),
- _0 (bad),
- _1 (lmsw, Ew),
- _1 (invlpg, Mv),
- },
-
- [X86_INSN_MODRM_REG_GROUP_8].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _2 (bt, Ev, Ib),
- _2 (bts, Ev, Ib),
- _2 (btr, Ev, Ib),
- _2 (btc, Ev, Ib),
- },
-
- [X86_INSN_MODRM_REG_GROUP_9].insns = {
- _0 (bad),
- _1 (cmpxchg, Mx),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_MODRM_REG_GROUP_10].insns = {
- _0 (bad), _0 (bad), _0 (bad), _0 (bad),
- _0 (bad), _0 (bad), _0 (bad), _0 (bad),
- },
-
- [X86_INSN_MODRM_REG_GROUP_11].insns = {
- _0 (mov), _0 (bad), _0 (bad), _0 (bad),
- _0 (bad), _0 (bad), _0 (bad), _0 (bad),
- },
-
- [X86_INSN_MODRM_REG_GROUP_12].insns = {
- _0 (bad),
- _0 (bad),
- _2 (psrlw, Rm, Ib),
- _0 (bad),
- _2 (psraw, Rm, Ib),
- _0 (bad),
- _2 (psllw, Rm, Ib),
- _0 (bad),
- },
-
- [X86_INSN_MODRM_REG_GROUP_13].insns = {
- _0 (bad),
- _0 (bad),
- _2 (psrld, Rm, Ib),
- _0 (bad),
- _2 (psrad, Rm, Ib),
- _0 (bad),
- _2 (pslld, Rm, Ib),
- _0 (bad),
- },
-
- [X86_INSN_MODRM_REG_GROUP_14].insns = {
- _0 (bad),
- _0 (bad),
- _2 (psrlq, Rm, Ib),
- _0f (bad, 0),
- _0 (bad),
- _0 (bad),
- _2 (psllq, Rm, Ib),
- _0f (bad, 0),
- },
-
- [X86_INSN_MODRM_REG_GROUP_15].insns = {
- _1 (fxsave, Mv),
- _1 (fxrstor, Mv),
- _1 (ldmxcsr, Mv),
- _1 (stmxcsr, Mv),
- _0 (bad),
- _1 (lfence, Mv),
- _1 (mfence, Mv),
- _1 (sfence, Mv),
- },
-
- [X86_INSN_MODRM_REG_GROUP_16].insns = {
- _1 (prefetch_nta, Mv),
- _1 (prefetch_t0, Mv),
- _1 (prefetch_t1, Mv),
- _1 (prefetch_t2, Mv),
- _1 (prefetch_nop, Mv),
- _1 (prefetch_nop, Mv),
- _1 (prefetch_nop, Mv),
- _1 (prefetch_nop, Mv),
- },
-
- [X86_INSN_MODRM_REG_GROUP_p].insns = {
- _1 (prefetch_exclusive, Mv),
- _1 (prefetch_modified, Mv),
- _1 (prefetch_nop, Mv),
- _1 (prefetch_modified, Mv),
- _1 (prefetch_nop, Mv),
- _1 (prefetch_nop, Mv),
- _1 (prefetch_nop, Mv),
- _1 (prefetch_nop, Mv),
- },
-};
-
-static x86_insn_group8_t x86_insn_sse_groups_repz[] = {
- [X86_INSN_SSE_GROUP_10].insns = {
- _2 (movss, Gx, Ex),
- _2 (movss, Ex, Gx),
- _2 (movsldup, Gx, Ex),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _2 (movshdup, Gx, Ex),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_28].insns = {
- _0 (bad),
- _0 (bad),
- _2 (cvtsi2ss, Gx, Ev),
- _0 (bad),
- _2 (cvttss2si, Gv, Ex),
- _2 (cvtss2si, Gv, Ex),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_50].insns = {
- _0 (bad),
- _2 (sqrtss, Gx, Ex),
- _2 (rsqrtps, Gx, Ex),
- _2 (rcpss, Gx, Ex),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_58].insns = {
- _2 (addss, Gx, Ex),
- _2 (mulss, Gx, Ex),
- _2 (cvtss2sd, Gx, Ex),
- _2 (cvttps2dq, Gx, Ex),
- _2 (subss, Gx, Ex),
- _2 (minss, Gx, Ex),
- _2 (divss, Gx, Ex),
- _2 (maxss, Gx, Ex),
- },
-
- [X86_INSN_SSE_GROUP_60].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_68].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _2 (movdqu, Gx, Ex),
- },
-
- [X86_INSN_SSE_GROUP_70].insns = {
- _3 (pshufhw, Gx, Ex, Ib),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_78].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _2 (movq, Gx, Ex),
- _2 (movdqu, Ex, Gx),
- },
-
- [X86_INSN_SSE_GROUP_c0].insns = {
- _0 (bad),
- _0 (bad),
- _3 (cmpss, Gx, Ex, Ib),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_d0].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _2 (movq2dq, Gx, Em),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_d8].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_e0].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _2 (cvtdq2pd, Gx, Ex),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_e8].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_f0].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_f8].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-};
-
-static x86_insn_group8_t x86_insn_sse_groups_operand_size[] = {
- [X86_INSN_SSE_GROUP_10].insns = {
- _2 (movupd, Gx, Ex),
- _2 (movupd, Ex, Gx),
- _2 (movlpd, Gx, Ex),
- _2 (movlpd, Ex, Gx),
- _2 (unpcklpd, Gx, Ex),
- _2 (unpckhpd, Gx, Ex),
- _2 (movhpd, Gx, Mx),
- _2 (movhpd, Mx, Gx),
- },
-
- [X86_INSN_SSE_GROUP_28].insns = {
- _2 (movapd, Gx, Ex),
- _2 (movapd, Ex, Gx),
- _2 (cvtpi2pd, Gx, Ex),
- _2 (movntpd, Mx, Gx),
- _2 (cvttpd2pi, Gx, Mx),
- _2 (cvtpd2pi, Gx, Mx),
- _2 (ucomisd, Gx, Ex),
- _2 (comisd, Gx, Ex),
- },
-
- [X86_INSN_SSE_GROUP_50].insns = {
- _2 (movmskpd, Gd, Rx),
- _2 (sqrtpd, Gx, Ex),
- _0 (bad),
- _0 (bad),
- _2 (andpd, Gx, Ex),
- _2 (andnpd, Gx, Ex),
- _2 (orpd, Gx, Ex),
- _2 (xorpd, Gx, Ex),
- },
-
- [X86_INSN_SSE_GROUP_58].insns = {
- _2 (addpd, Gx, Ex),
- _2 (mulpd, Gx, Ex),
- _2 (cvtpd2ps, Gx, Ex),
- _2 (cvtps2dq, Gx, Ex),
- _2 (subpd, Gx, Ex),
- _2 (minpd, Gx, Ex),
- _2 (divpd, Gx, Ex),
- _2 (maxpd, Gx, Ex),
- },
-
- [X86_INSN_SSE_GROUP_60].insns = {
- _2 (punpcklbw, Gx, Ex),
- _2 (punpcklwd, Gx, Ex),
- _2 (punpckldq, Gx, Ex),
- _2 (packsswb, Gx, Ex),
- _2 (pcmpgtb, Gx, Ex),
- _2 (pcmpgtw, Gx, Ex),
- _2 (pcmpgtd, Gx, Ex),
- _2 (packuswb, Gx, Ex),
- },
-
- [X86_INSN_SSE_GROUP_68].insns = {
- _2 (punpckhbw, Gx, Ex),
- _2 (punpckhwd, Gx, Ex),
- _2 (punpckhdq, Gx, Ex),
- _2 (packssdw, Gx, Ex),
- _2 (punpcklqdq, Gx, Ex),
- _2 (punpckhqdq, Gx, Ex),
- _2 (movd, Gx, Ev),
- _2 (movdqa, Gx, Ex),
- },
-
- [X86_INSN_SSE_GROUP_70].insns = {
- _3 (pshufd, Gx, Ex, Ib),
- _0f (modrm_group_12, X86_INSN_FLAG_MODRM_REG_GROUP_12),
- _0f (modrm_group_13, X86_INSN_FLAG_MODRM_REG_GROUP_13),
- _0f (modrm_group_14, X86_INSN_FLAG_MODRM_REG_GROUP_14),
- _2 (pcmpeqb, Gx, Ex),
- _2 (pcmpeqw, Gx, Ex),
- _2 (pcmpeqd, Gx, Ex),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_78].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _2 (haddpd, Gx, Ex),
- _2 (hsubpd, Gx, Ex),
- _2 (movd, Ev, Gx),
- _2 (movdqa, Ex, Gx),
- },
-
- [X86_INSN_SSE_GROUP_c0].insns = {
- _0 (bad),
- _0 (bad),
- _3 (cmppd, Gx, Ex, Ib),
- _0 (bad),
- _3 (pinsrw, Gx, Ew, Ib),
- _3 (pextrw, Gd, Gx, Ib),
- _3 (shufpd, Gx, Ex, Ib),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_d0].insns = {
- _2 (addsubpd, Gx, Ex),
- _2 (psrlw, Gx, Ex),
- _2 (psrld, Gx, Ex),
- _2 (psrlq, Gx, Ex),
- _2 (paddq, Gx, Ex),
- _2 (pmullw, Gx, Ex),
- _2 (movq, Ex, Gx),
- _2 (pmovmskb, Gd, Rx),
- },
-
- [X86_INSN_SSE_GROUP_d8].insns = {
- _2 (psubusb, Gx, Ex),
- _2 (psubusw, Gx, Ex),
- _2 (pminub, Gx, Ex),
- _2 (pand, Gx, Ex),
- _2 (paddusb, Gx, Ex),
- _2 (paddusw, Gx, Ex),
- _2 (pmaxub, Gx, Ex),
- _2 (pandn, Gx, Ex),
- },
-
- [X86_INSN_SSE_GROUP_e0].insns = {
- _2 (pavgb, Gx, Ex),
- _2 (psraw, Gx, Ex),
- _2 (psrad, Gx, Ex),
- _2 (pavgw, Gx, Ex),
- _2 (pmulhuw, Gx, Ex),
- _2 (pmulhw, Gx, Ex),
- _2 (cvttpd2dq, Gx, Ex),
- _2 (movntdq, Mx, Gx),
- },
-
- [X86_INSN_SSE_GROUP_e8].insns = {
- _2 (psubsb, Gx, Ex),
- _2 (psubsw, Gx, Ex),
- _2 (pminsw, Gx, Ex),
- _2 (por, Gx, Ex),
- _2 (paddsb, Gx, Ex),
- _2 (paddsw, Gx, Ex),
- _2 (pmaxsw, Gx, Ex),
- _2 (pxor, Gx, Ex),
- },
-
- [X86_INSN_SSE_GROUP_f0].insns = {
- _0 (bad),
- _2 (psllw, Gx, Ex),
- _2 (pslld, Gx, Ex),
- _2 (psllq, Gx, Ex),
- _2 (pmuludq, Gx, Ex),
- _2 (pmaddwd, Gx, Ex),
- _2 (psadbw, Gx, Ex),
- _2 (maskmovdqu, Gx, Ex),
- },
-
- [X86_INSN_SSE_GROUP_f8].insns = {
- _2 (psubb, Gx, Ex),
- _2 (psubw, Gx, Ex),
- _2 (psubd, Gx, Ex),
- _2 (psubq, Gx, Ex),
- _2 (paddb, Gx, Ex),
- _2 (paddw, Gx, Ex),
- _2 (paddd, Gx, Ex),
- _0 (bad),
- },
-};
-
-static x86_insn_group8_t x86_insn_sse_groups_repnz[] = {
- [X86_INSN_SSE_GROUP_10].insns = {
- _2 (movsd, Gx, Ex),
- _2 (movsd, Ex, Gx),
- _2 (movddup, Gx, Ex),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_28].insns = {
- _0 (bad),
- _0 (bad),
- _2 (cvtsi2sd, Gx, Ev),
- _0 (bad),
- _2 (cvttsd2si, Gv, Ex),
- _2 (cvtsd2si, Gv, Ex),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_50].insns = {
- _0 (bad),
- _2 (sqrtsd, Gx, Ex),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_58].insns = {
- _2 (addsd, Gx, Ex),
- _2 (mulsd, Gx, Ex),
- _2 (cvtsd2ss, Gx, Ex),
- _0 (bad),
- _2 (subsd, Gx, Ex),
- _2 (minsd, Gx, Ex),
- _2 (divsd, Gx, Ex),
- _2 (maxsd, Gx, Ex),
- },
-
- [X86_INSN_SSE_GROUP_60].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_68].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_70].insns = {
- _3 (pshuflw, Gx, Ex, Ib),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_78].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _2 (haddps, Gx, Ex),
- _2 (hsubps, Gx, Ex),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_c0].insns = {
- _0 (bad),
- _0 (bad),
- _3 (cmpsd, Gx, Ex, Ib),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_d0].insns = {
- _2 (addsubps, Gx, Ex),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _2 (movdq2q, Gm, Ex),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_d8].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_e0].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _2 (cvtpd2dq, Gx, Ex),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_e8].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_f0].insns = {
- _2 (lddqu, Gx, Mx),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-
- [X86_INSN_SSE_GROUP_f8].insns = {
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- _0 (bad),
- },
-};
-
-#undef _
-
-/* Parses memory displacements and immediates. */
-static u8 * x86_insn_parse_number (u32 log2_n_bytes,
- u8 * code, u8 * code_end,
- i64 * result)
-{
- i64 x = 0;
-
- if (code + (1 << log2_n_bytes) > code_end)
- return 0;
-
- switch (log2_n_bytes)
- {
- case 3:
- x = clib_little_to_host_unaligned_mem_u64 ((u64 *) code);
- break;
-
- case 2:
- x = (i32) clib_little_to_host_unaligned_mem_u32 ((u32 *) code);
- break;
-
- case 1:
- x = (i16) clib_little_to_host_unaligned_mem_u16 ((u16 *) code);
- break;
-
- case 0:
- x = (i8) code[0];
- break;
-
- default:
- ASSERT (0);
- }
-
- *result = x;
- return code + (1 << log2_n_bytes);
-}
-
-static u32
-x86_insn_log2_immediate_bytes (x86_insn_parse_t * p, x86_insn_t * insn)
-{
- u32 i = ~0;
- switch (x86_insn_immediate_type (insn))
- {
- case 'b': i = 0; break;
- case 'w': i = 1; break;
- case 'd': i = 2; break;
- case 'q': i = 3; break;
-
- case 'z':
- i = p->log2_effective_operand_bytes;
- if (i > 2) i = 2;
- break;
-
- case 'v':
- i = p->log2_effective_operand_bytes;
- break;
-
- default:
- i = ~0;
- break;
- }
-
- return i;
-}
-
-static u8 *
-x86_insn_parse_modrm_byte (x86_insn_parse_t * x,
- x86_insn_modrm_byte_t modrm,
- u32 parse_flags,
- u8 * code,
- u8 * code_end)
-{
- u8 effective_address_bits;
-
- if (parse_flags & X86_INSN_PARSE_64_BIT)
- effective_address_bits = (x->flags & X86_INSN_ADDRESS_SIZE) ? 32 : 64;
- else if (parse_flags & X86_INSN_PARSE_32_BIT)
- effective_address_bits = (x->flags & X86_INSN_ADDRESS_SIZE) ? 16 : 32;
- else
- effective_address_bits = (x->flags & X86_INSN_ADDRESS_SIZE) ? 32 : 16;
-
- x->log2_effective_address_bytes = 1;
- x->log2_effective_address_bytes += effective_address_bits > 16;
- x->log2_effective_address_bytes += effective_address_bits > 32;
-
- x->regs[0] |= modrm.reg;
- if (modrm.mode == 3)
- x->regs[1] |= modrm.rm;
- else
- {
- u32 log2_disp_bytes = ~0;
-
- x->flags |= X86_INSN_IS_ADDRESS;
-
- if (effective_address_bits != 16)
- {
- u8 has_sib_byte = 0;
-
- switch (modrm.mode)
- {
- case 0:
- /* When base is bp displacement is present for mode 0. */
- if (modrm.rm == X86_INSN_GP_REG_BP)
- {
- log2_disp_bytes = x->log2_effective_address_bytes;
- break;
- }
- else if (modrm.rm == X86_INSN_GP_REG_SP
- && effective_address_bits != 16)
- {
- has_sib_byte = 1;
- break;
- }
- /* fall through */
- case 1:
- case 2:
- x->regs[1] |= modrm.rm;
- x->flags |= X86_INSN_HAS_BASE;
- if (modrm.mode != 0)
- {
- log2_disp_bytes = (modrm.mode == 1
- ? 0
- : x->log2_effective_address_bytes);
- if (log2_disp_bytes > 2)
- log2_disp_bytes = 2;
- }
- break;
- }
-
- if (has_sib_byte)
- {
- x86_insn_sib_byte_t sib;
-
- if (code >= code_end)
- return 0;
- sib.byte = *code++;
-
- x->log2_index_scale = 1 << sib.log2_scale;
- x->regs[1] |= sib.base;
- x->flags |= X86_INSN_HAS_BASE;
-
- if (sib.index != X86_INSN_GP_REG_SP)
- {
- x->regs[2] |= sib.index;
- x->flags |= X86_INSN_HAS_INDEX;
- }
- }
- }
- else
- {
- /* effective_address_bits == 16 */
- switch (modrm.mode)
- {
- case 0:
- if (modrm.rm == 6)
- {
- /* [disp16] */
- log2_disp_bytes = 1;
- break;
- }
- /* fall through */
- case 1:
- case 2:
- switch (modrm.rm)
- {
- case 0: /* [bx + si/di] */
- case 1:
- x->regs[1] = X86_INSN_GP_REG_BX;
- x->regs[2] = X86_INSN_GP_REG_SI + (modrm.rm & 1);
- x->flags |= X86_INSN_HAS_BASE | X86_INSN_HAS_INDEX;
- break;
-
- case 2: /* [bp + si/di] */
- case 3:
- x->regs[1] = X86_INSN_GP_REG_BP;
- x->regs[2] = X86_INSN_GP_REG_SI + (modrm.rm & 1);
- x->flags |= X86_INSN_HAS_BASE | X86_INSN_HAS_INDEX;
- break;
-
- case 4: /* [si/di] */
- case 5:
- x->regs[1] = X86_INSN_GP_REG_SI + (modrm.rm & 1);
- x->flags |= X86_INSN_HAS_BASE;
- break;
-
- case 6: /* [bp + disp] */
- x->regs[1] = X86_INSN_GP_REG_BP;
- x->flags |= X86_INSN_HAS_BASE;
- break;
-
- case 7: /* [bx + disp] */
- x->regs[1] = X86_INSN_GP_REG_BX;
- x->flags |= X86_INSN_HAS_BASE;
- break;
- }
-
- if (modrm.mode != 0)
- log2_disp_bytes = modrm.mode == 1 ? 0 : 1;
- break;
- }
- }
-
- if (log2_disp_bytes != ~0)
- {
- i64 disp;
- code = x86_insn_parse_number (log2_disp_bytes, code, code_end,
- &disp);
- if (code)
- x->displacement = disp;
- }
- }
-
- return code;
-}
-
-u8 * x86_insn_parse (x86_insn_parse_t * p, u8 * code_start)
-{
- u8 i, * code, * code_end;
- x86_insn_t * insn, * group_insn;
- u8 default_operand_bits, effective_operand_bits;
- u32 opcode, parse_flags;
-
- /* Preserve global parse flags. */
- parse_flags = p->flags & (X86_INSN_PARSE_32_BIT | X86_INSN_PARSE_64_BIT);
- clib_memset (p, 0, sizeof (p[0]));
- p->flags = parse_flags;
-
- /* 64 implies 32 bit parsing. */
- if (parse_flags & X86_INSN_PARSE_64_BIT)
- parse_flags |= X86_INSN_PARSE_32_BIT;
-
- /* Instruction must be <= 15 bytes. */
- code = code_start;
- code_end = code + 15;
-
- /* Parse legacy prefixes. */
- while (1)
- {
- if (code >= code_end)
- goto insn_too_long;
- i = code[0];
- code++;
- switch (i)
- {
- default: goto prefix_done;
-
- /* Set flags based on prefix. */
-#define _(x,o) case o: p->flags |= X86_INSN_##x; break;
- foreach_x86_legacy_prefix;
-#undef _
- }
- }
- prefix_done:
-
- /* REX prefix. */
- if ((parse_flags & X86_INSN_PARSE_64_BIT) && i >= 0x40 && i <= 0x4f)
- {
- p->regs[0] |= ((i & (1 << 2)) != 0) << 3; /* r bit */
- p->regs[1] |= ((i & (1 << 0)) != 0) << 3; /* b bit */
- p->regs[2] |= ((i & (1 << 1)) != 0) << 3; /* x bit */
- p->flags |= ((i & (1 << 3)) /* w bit */
- ? X86_INSN_OPERAND_SIZE_64 : 0);
- if (code >= code_end)
- goto insn_too_long;
- i = *code++;
- }
-
- opcode = i;
- if (opcode == 0x0f)
- {
- /* two byte opcode. */;
- if (code >= code_end)
- goto insn_too_long;
- i = *code++;
- opcode = (opcode << 8) | i;
- insn = x86_insns_two_byte + i;
- }
- else
- {
- static x86_insn_t arpl = {
- .name = "arpl",
- .operands[0].data = "Ew",
- .operands[1].data = "Gw",
- };
-
- if (PREDICT_FALSE (i == 0x63
- && ! (parse_flags & X86_INSN_PARSE_64_BIT)))
- insn = &arpl;
- else
- insn = x86_insns_one_byte + i;
- }
-
- if ((i = X86_INSN_FLAG_GET_SSE_GROUP (insn->flags)) != 0)
- {
- x86_insn_group8_t * g8;
-
- if (p->flags & X86_INSN_OPERAND_SIZE)
- g8 = x86_insn_sse_groups_operand_size;
- else if (p->flags & X86_INSN_REPZ)
- g8 = x86_insn_sse_groups_repz;
- else if (p->flags & X86_INSN_REPNZ)
- g8 = x86_insn_sse_groups_repnz;
- else
- g8 = 0;
-
- /* insn flags have 1 + group so != 0 test above can work. */
- ASSERT ((i - 1) < ARRAY_LEN (x86_insn_sse_groups_operand_size));
- if (g8)
- insn = g8[i - 1].insns + (opcode & 7);
- }
-
- /* Parse modrm and displacement if present. */
- if (x86_insn_has_modrm_byte (insn))
- {
- x86_insn_modrm_byte_t modrm;
-
- if (code >= code_end)
- goto insn_too_long;
- modrm.byte = *code++;
-
- /* Handle special 0x0f01 and 0x0fae encodings. */
- if (PREDICT_FALSE (modrm.mode == 3
- && (opcode == 0x0f01
- || opcode == 0x0fae)))
- {
- static x86_insn_t x86_insns_0f01_special[] = {
- _0 (swapgs), _0 (rdtscp), _0 (bad), _0 (bad),
- _0 (bad), _0 (bad), _0 (bad), _0 (bad),
- };
- static x86_insn_t x86_insns_0fae_special[] = {
- _0 (vmrun), _0 (vmmcall), _0 (vmload), _0 (vmsave),
- _0 (stgi), _0 (clgi), _0 (skinit), _0 (invlpga),
- };
-
- if (opcode == 0x0f01)
- insn = x86_insns_0f01_special;
- else
- insn = x86_insns_0fae_special;
- insn += modrm.rm;
- opcode = (opcode << 8) | modrm.byte;
- }
- else
- {
- code = x86_insn_parse_modrm_byte (p, modrm, parse_flags,
- code, code_end);
- if (! code)
- goto insn_too_long;
- }
- }
-
- group_insn = 0;
- if ((i = X86_INSN_FLAG_GET_MODRM_REG_GROUP (insn->flags)) != 0)
- {
- u32 g = i - 1;
- ASSERT (g < ARRAY_LEN (x86_insn_modrm_reg_groups));
- group_insn = x86_insn_modrm_reg_groups[g].insns + (p->regs[0] & 7);
- }
-
- p->insn = insn[0];
- if (group_insn)
- {
- u32 k;
- p->insn.name = group_insn->name;
- p->insn.flags |= group_insn->flags;
- for (k = 0; k < ARRAY_LEN (group_insn->operands); k++)
- if (x86_insn_operand_is_valid (group_insn, k))
- p->insn.operands[k] = group_insn->operands[k];
- }
-
- default_operand_bits
- = ((((parse_flags & X86_INSN_PARSE_32_BIT) != 0)
- ^ ((p->flags & X86_INSN_OPERAND_SIZE) != 0))
- ? BITS (u32) : BITS (u16));
-
- if ((parse_flags & X86_INSN_PARSE_64_BIT)
- && (p->insn.flags & X86_INSN_FLAG_DEFAULT_64_BIT))
- default_operand_bits = BITS (u64);
-
- effective_operand_bits = default_operand_bits;
- if (p->flags & X86_INSN_OPERAND_SIZE_64)
- effective_operand_bits = BITS (u64);
-
- p->log2_effective_operand_bytes = 1;
- p->log2_effective_operand_bytes += effective_operand_bits > 16;
- p->log2_effective_operand_bytes += effective_operand_bits > 32;
-
- /* Parse immediate if present. */
- {
- u32 l = x86_insn_log2_immediate_bytes (p, insn);
- if (l <= 3)
- {
- code = x86_insn_parse_number (l, code, code_end, &p->immediate);
- if (! code)
- goto insn_too_long;
- }
- }
-
- return code;
-
- insn_too_long:
- return 0;
-}
-
-static u8 * format_x86_gp_reg_operand (u8 * s, va_list * va)
-{
- u32 r = va_arg (*va, u32);
- u32 log2_n_bytes = va_arg (*va, u32);
-
- const char names8[8] = "acdbsbsd";
- const char names16[8] = "xxxxppii";
-
- ASSERT (r < 16);
-
- /* Add % register prefix. */
- vec_add1 (s, '%');
-
- switch (log2_n_bytes)
- {
- case 0:
- {
-
- if (r < 8)
- s = format (s, "%c%c", names8[r & 3], (r >> 2) ? 'l' : 'h');
- else
- s = format (s, "r%db", r);
- }
- break;
-
- case 2:
- case 3:
- s = format (s, "%c", log2_n_bytes == 2 ? 'e' : 'r');
- /* fall through */
- case 1:
- if (r < 8)
- s = format (s, "%c%c", names8[r], names16[r]);
- else
- {
- s = format (s, "%d", r);
- if (log2_n_bytes != 3)
- s = format (s, "%c", log2_n_bytes == 1 ? 'w' : 'd');
- }
- break;
-
- default:
- ASSERT (0);
- }
-
- return s;
-}
-
-static u8 * format_x86_reg_operand (u8 * s, va_list * va)
-{
- u32 reg = va_arg (*va, u32);
- u32 log2_n_bytes = va_arg (*va, u32);
- u32 type = va_arg (*va, u32);
-
- switch (type)
- {
- default:
- ASSERT (0);
- break;
-
- case 'x':
- ASSERT (reg < 16);
- return format (s, "%%xmm%d", reg);
-
- case 'm':
- ASSERT (reg < 8);
- return format (s, "%%mm%d", reg);
-
- /* Explicit byte/word/double-word/quad-word */
- case 'b': log2_n_bytes = 0; break;
- case 'w': log2_n_bytes = 1; break;
- case 'd': log2_n_bytes = 2; break;
- case 'q': log2_n_bytes = 3; break;
-
- /* Use effective operand size. */
- case 'v': break;
-
- /* word or double-word depending on effective operand size. */
- case 'z':
- log2_n_bytes = clib_min (log2_n_bytes, 2);
- break;
- }
-
- s = format (s, "%U", format_x86_gp_reg_operand, reg, log2_n_bytes);
- return s;
-}
-
-static u8 * format_x86_mem_operand (u8 * s, va_list * va)
-{
- x86_insn_parse_t * p = va_arg (*va, x86_insn_parse_t *);
-
- if (p->displacement != 0)
- s = format (s, "0x%x", p->displacement);
-
- if (p->flags & X86_INSN_HAS_BASE)
- {
- s = format (s, "(%U",
- format_x86_gp_reg_operand, p->regs[1],
- p->log2_effective_address_bytes);
- if (p->flags & X86_INSN_HAS_INDEX)
- {
- s = format (s, ",%U",
- format_x86_gp_reg_operand, p->regs[2],
- p->log2_effective_address_bytes);
- if (p->log2_index_scale != 0)
- s = format (s, ",%d", 1 << p->log2_index_scale);
- }
- s = format (s, ")");
- }
-
- /* [RIP+disp] PC relative addressing in 64 bit mode. */
- else if (p->flags & X86_INSN_PARSE_64_BIT)
- s = format (s, "(%%rip)");
-
- return s;
-}
-
-static u8 * format_x86_insn_operand (u8 * s, va_list * va)
-{
- x86_insn_parse_t * p = va_arg (*va, x86_insn_parse_t *);
- x86_insn_t * insn = &p->insn;
- u32 o = va_arg (*va, u32);
- u8 c, t;
-
- ASSERT (o < ARRAY_LEN (insn->operands));
- c = insn->operands[o].code;
- t = insn->operands[o].type;
-
- /* Register encoded in instruction. */
- if (c < 8)
- return format (s, "%U",
- format_x86_gp_reg_operand, c,
- p->log2_effective_operand_bytes);
-
- switch (c)
- {
- /* Memory or reg field from modrm byte. */
- case 'M':
- ASSERT (p->flags & X86_INSN_IS_ADDRESS);
- /* FALLTHROUGH */
- case 'E':
- if (p->flags & X86_INSN_IS_ADDRESS)
- s = format (s, "%U", format_x86_mem_operand, p);
- else
- s = format (s, "%U",
- format_x86_reg_operand, p->regs[1],
- p->log2_effective_operand_bytes, t);
- break;
-
- /* reg field from modrm byte. */
- case 'R':
- case 'G':
- s = format (s, "%U",
- format_x86_reg_operand, p->regs[0],
- p->log2_effective_operand_bytes, t);
- break;
-
- case 'I':
- {
- u32 l = x86_insn_log2_immediate_bytes (p, insn);
- i64 mask = pow2_mask (8ULL << l);
- s = format (s, "$0x%Lx", p->immediate & mask);
- }
- break;
-
- case 'J':
- if (p->immediate < 0)
- s = format (s, "- 0x%Lx", -p->immediate);
- else
- s = format (s, "+ 0x%Lx", p->immediate);
- break;
-
- case 'O':
- s = format (s, "0x%Lx", p->immediate);
- break;
-
- case 'A':
- /* AX/AL */
- s = format (s, "%U",
- format_x86_gp_reg_operand, X86_INSN_GP_REG_AX,
- t == 'L' ? 0 : p->log2_effective_operand_bytes);
- break;
-
- case 'B':
- /* BX/BL/BP */
- s = format (s, "%U",
- format_x86_gp_reg_operand,
- t == 'P' ? X86_INSN_GP_REG_BP : X86_INSN_GP_REG_BX,
- t == 'L' ? 0 : p->log2_effective_operand_bytes);
- break;
-
- case 'C':
- /* CX/CL */
- s = format (s, "%U",
- format_x86_gp_reg_operand, X86_INSN_GP_REG_CX,
- t == 'L' ? 0 : p->log2_effective_operand_bytes);
- break;
-
- case 'D':
- /* DX/DL/DI */
- s = format (s, "%U",
- format_x86_gp_reg_operand,
- t == 'I' ? X86_INSN_GP_REG_DI : X86_INSN_GP_REG_DX,
- t == 'L' ? 0 : p->log2_effective_operand_bytes);
- break;
-
- case 'S':
- /* SI/SP */
- s = format (s, "%U",
- format_x86_gp_reg_operand,
- t == 'I' ? X86_INSN_GP_REG_SI : X86_INSN_GP_REG_SP,
- p->log2_effective_operand_bytes);
- break;
-
- case '1':
- s = format (s, "1");
- break;
-
- default:
- ASSERT (0);
- }
-
- return s;
-}
-
-u8 * format_x86_insn_parse (u8 * s, va_list * va)
-{
- x86_insn_parse_t * p = va_arg (*va, x86_insn_parse_t *);
- x86_insn_t * insn = &p->insn;
- u32 o, i, is_src_dst;
-
- s = format (s, "%s", insn->name);
-
- if (! x86_insn_operand_is_valid (insn, 0))
- goto done;
-
- is_src_dst = x86_insn_operand_is_valid (insn, 1);
-
- /* If instruction has immediate add suffix to opcode to
- indicate operand size. */
- if (is_src_dst)
- {
- u32 b;
-
- b = x86_insn_log2_immediate_bytes (p, insn);
- if (b < p->log2_effective_operand_bytes
- && (p->flags & X86_INSN_IS_ADDRESS))
- s = format (s, "%c", "bwlq"[b]);
- }
-
- for (i = 0; i < ARRAY_LEN (insn->operands); i++)
- {
- o = is_src_dst + i;
- if (! x86_insn_operand_is_valid (insn, o))
- break;
- s = format (s, "%s%U",
- i == 0 ? " " : ", ",
- format_x86_insn_operand, p, o);
- }
-
- if (is_src_dst)
- s = format (s, ", %U",
- format_x86_insn_operand, p, 0);
-
- done:
- return s;
-}
diff --git a/src/vppinfra/asm_x86.h b/src/vppinfra/asm_x86.h
deleted file mode 100644
index dacef61755c..00000000000
--- a/src/vppinfra/asm_x86.h
+++ /dev/null
@@ -1,125 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#ifndef included_asm_x86_h
-#define included_asm_x86_h
-
-#include <vppinfra/format.h>
-
-typedef union
-{
- struct
- {
- u8 code;
- u8 type;
- };
- u8 data[2];
-} x86_insn_operand_t;
-
-typedef struct
-{
- /* Instruction name. */
- char *name;
-
- /* X86 instructions may have up to 3 operands. */
- x86_insn_operand_t operands[3];
-
- u16 flags;
-#define X86_INSN_FLAG_DEFAULT_64_BIT (1 << 0)
-#define X86_INSN_FLAG_SET_SSE_GROUP(n) ((n) << 5)
-#define X86_INSN_FLAG_GET_SSE_GROUP(f) (((f) >> 5) & 0x1f)
-#define X86_INSN_FLAG_SET_MODRM_REG_GROUP(n) (((n) & 0x3f) << 10)
-#define X86_INSN_FLAG_GET_MODRM_REG_GROUP(f) (((f) >> 10) & 0x3f)
-} x86_insn_t;
-
-always_inline uword
-x86_insn_operand_is_valid (x86_insn_t * i, uword o)
-{
- ASSERT (o < ARRAY_LEN (i->operands));
- return i->operands[o].code != '_';
-}
-
-#define foreach_x86_legacy_prefix \
- _ (OPERAND_SIZE, 0x66) \
- _ (ADDRESS_SIZE, 0x67) \
- _ (SEGMENT_CS, 0x2e) \
- _ (SEGMENT_DS, 0x3e) \
- _ (SEGMENT_ES, 0x26) \
- _ (SEGMENT_FS, 0x64) \
- _ (SEGMENT_GS, 0x65) \
- _ (SEGMENT_SS, 0x36) \
- _ (LOCK, 0xf0) \
- _ (REPZ, 0xf3) \
- _ (REPNZ, 0xf2)
-
-#define foreach_x86_insn_parse_flag \
- /* Parse in 32/64-bit mode. */ \
- _ (PARSE_32_BIT, 0) \
- _ (PARSE_64_BIT, 0) \
- _ (IS_ADDRESS, 0) \
- /* regs[1/2] is a valid base/index register */ \
- _ (HAS_BASE, 0) \
- _ (HAS_INDEX, 0) \
- /* rex w bit */ \
- _ (OPERAND_SIZE_64, 0)
-
-typedef enum
-{
-#define _(f,o) X86_INSN_FLAG_BIT_##f,
- foreach_x86_insn_parse_flag foreach_x86_legacy_prefix
-#undef _
-} x86_insn_parse_flag_bit_t;
-
-typedef enum
-{
-#define _(f,o) X86_INSN_##f = 1 << X86_INSN_FLAG_BIT_##f,
- foreach_x86_insn_parse_flag foreach_x86_legacy_prefix
-#undef _
-} x86_insn_parse_flag_t;
-
-typedef struct
-{
- /* Registers in instruction.
- [0] is modrm reg field
- [1] is base reg
- [2] is index reg. */
- u8 regs[3];
-
- /* Scale for index register. */
- u8 log2_index_scale:2;
- u8 log2_effective_operand_bytes:3;
- u8 log2_effective_address_bytes:3;
-
- i32 displacement;
-
- /* Parser flags: set of x86_insn_parse_flag_t enums. */
- u32 flags;
-
- i64 immediate;
-
- x86_insn_t insn;
-} x86_insn_parse_t;
-
-u8 *x86_insn_parse (x86_insn_parse_t * p, u8 * code_start);
-format_function_t format_x86_insn_parse;
-
-#endif /* included_asm_x86_h */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vppinfra/backtrace.c b/src/vppinfra/backtrace.c
deleted file mode 100644
index bae563d04b0..00000000000
--- a/src/vppinfra/backtrace.c
+++ /dev/null
@@ -1,269 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/*
- Copyright (c) 2004 Eliot Dresselhaus
-
- Permission is hereby granted, free of charge, to any person obtaining
- a copy of this software and associated documentation files (the
- "Software"), to deal in the Software without restriction, including
- without limitation the rights to use, copy, modify, merge, publish,
- distribute, sublicense, and/or sell copies of the Software, and to
- permit persons to whom the Software is furnished to do so, subject to
- the following conditions:
-
- The above copyright notice and this permission notice shall be
- included in all copies or substantial portions of the Software.
-
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-*/
-
-#include <vppinfra/clib.h>
-#include <vppinfra/error.h>
-
-#ifdef __mips__
-
-/* Let code below know we've defined _clib_backtrace */
-#define clib_backtrace_defined
-
-#include <vppinfra/asm_mips.h>
-
-__clib_export uword
-clib_backtrace (uword * callers, uword max_callers, uword n_frames_to_skip)
-{
- u32 *pc;
- void *sp;
- uword i, saved_pc;
-
- /* Figure current PC, saved PC and stack pointer. */
- asm volatile (".set push\n"
- ".set noat\n" "move %[saved_pc], $31\n" "move %[sp], $29\n"
- /* Fetches current PC. */
- "la $at, 1f\n"
- "jalr %[pc], $at\n"
- "nop\n"
- "1:\n"
- ".set pop\n":[pc] "=r" (pc),
- [saved_pc] "=r" (saved_pc),[sp] "=r" (sp));
-
- /* Also skip current frame. */
- n_frames_to_skip += 1;
-
- for (i = 0; i < max_callers + n_frames_to_skip; i++)
- {
- mips_insn_opcode_t op;
- mips_insn_special_funct_t funct;
- i32 insn, rs, rt, rd, immediate, found_saved_pc;
- u32 *start_pc;
-
- /* Parse instructions until we reach prologue for this
- stack frame. We'll need to figure out where saved
- PC is and where previous stack frame lives. */
- start_pc = pc;
- found_saved_pc = 0;
- while (1)
- {
- insn = *--pc;
- op = mips_insn_get_op (insn);
- funct = mips_insn_get_funct (insn);
- rs = mips_insn_get_rs (insn);
- rt = mips_insn_get_rt (insn);
- rd = mips_insn_get_rd (insn);
- immediate = mips_insn_get_immediate (insn);
-
- switch (op)
- {
- default:
- break;
-
- case MIPS_OPCODE_sd:
- case MIPS_OPCODE_sw:
- /* Trace stores of return address. */
- if (rt == MIPS_REG_RA)
- {
- void *addr = sp + immediate;
-
- /* If RA is stored somewhere other than in the
- stack frame, give up. */
- if (rs != MIPS_REG_SP)
- goto backtrace_done;
-
- ASSERT (immediate % 4 == 0);
- if (op == MIPS_OPCODE_sw)
- saved_pc = ((u32 *) addr)[0];
- else
- saved_pc = ((u64 *) addr)[0];
- found_saved_pc = 1;
- }
- break;
-
- case MIPS_OPCODE_addiu:
- case MIPS_OPCODE_daddiu:
- case MIPS_OPCODE_addi:
- case MIPS_OPCODE_daddi:
- if (rt == MIPS_REG_SP)
- {
- if (rs != MIPS_REG_SP)
- goto backtrace_done;
-
- ASSERT (immediate % 4 == 0);
-
- /* Assume positive offset is part of the epilogue.
- E.g.
- jr ra
- add sp,sp,100
- */
- if (immediate > 0)
- continue;
-
- /* Negative offset means allocate stack space.
- This could either be the prologue or could be due to
- alloca. */
- sp -= immediate;
-
- /* This frame will not save RA. */
- if (i == 0)
- goto found_prologue;
-
- /* Assume that addiu sp,sp,-N without store of ra means
- that we have not found the prologue yet. */
- if (found_saved_pc)
- goto found_prologue;
- }
- break;
-
- case MIPS_OPCODE_slti:
- case MIPS_OPCODE_sltiu:
- case MIPS_OPCODE_andi:
- case MIPS_OPCODE_ori:
- case MIPS_OPCODE_xori:
- case MIPS_OPCODE_lui:
- case MIPS_OPCODE_ldl:
- case MIPS_OPCODE_ldr:
- case MIPS_OPCODE_lb:
- case MIPS_OPCODE_lh:
- case MIPS_OPCODE_lwl:
- case MIPS_OPCODE_lw:
- case MIPS_OPCODE_lbu:
- case MIPS_OPCODE_lhu:
- case MIPS_OPCODE_lwr:
- case MIPS_OPCODE_lwu:
- case MIPS_OPCODE_ld:
- /* Give up when we find anyone setting the stack pointer. */
- if (rt == MIPS_REG_SP)
- goto backtrace_done;
- break;
-
- case MIPS_OPCODE_SPECIAL:
- if (rd == MIPS_REG_SP)
- switch (funct)
- {
- default:
- /* Give up when we find anyone setting the stack pointer. */
- goto backtrace_done;
-
- case MIPS_SPECIAL_FUNCT_break:
- case MIPS_SPECIAL_FUNCT_jr:
- case MIPS_SPECIAL_FUNCT_sync:
- case MIPS_SPECIAL_FUNCT_syscall:
- case MIPS_SPECIAL_FUNCT_tge:
- case MIPS_SPECIAL_FUNCT_tgeu:
- case MIPS_SPECIAL_FUNCT_tlt:
- case MIPS_SPECIAL_FUNCT_tltu:
- case MIPS_SPECIAL_FUNCT_teq:
- case MIPS_SPECIAL_FUNCT_tne:
- /* These instructions can validly have rd == MIPS_REG_SP */
- break;
- }
- break;
- }
- }
-
- found_prologue:
- /* Check sanity of saved pc. */
- if (saved_pc & 3)
- goto backtrace_done;
- if (saved_pc == 0)
- goto backtrace_done;
-
- if (i >= n_frames_to_skip)
- callers[i - n_frames_to_skip] = saved_pc;
- pc = uword_to_pointer (saved_pc, u32 *);
- }
-
-backtrace_done:
- if (i < n_frames_to_skip)
- return 0;
- else
- return i - n_frames_to_skip;
-}
-#endif /* __mips__ */
-
-#ifndef clib_backtrace_defined
-#define clib_backtrace_defined
-
-#ifndef USE_LIBUNWIND
-/* use glibc backtrace for stack trace */
-#include <execinfo.h>
-#else
-#include <libunwind.h>
-static int
-backtrace (void **buffer, int size)
-{
- return unw_backtrace (buffer, size);
-}
-#endif
-
-__clib_export uword
-clib_backtrace (uword * callers, uword max_callers, uword n_frames_to_skip)
-{
- int size;
- void *array[20];
- /* Also skip current frame. */
- n_frames_to_skip += 1;
-
- size = clib_min (ARRAY_LEN (array), max_callers + n_frames_to_skip);
-
- size = backtrace (array, size);
-
- uword i;
-
- for (i = 0; i < max_callers + n_frames_to_skip && i < size; i++)
- {
- if (i >= n_frames_to_skip)
- callers[i - n_frames_to_skip] = pointer_to_uword (array[i]);
- }
-
- if (i < n_frames_to_skip)
- return 0;
- else
- return i - n_frames_to_skip;
-}
-
-
-#endif /* clib_backtrace_defined */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vppinfra/clib.h b/src/vppinfra/clib.h
index d14582492d6..75cebc65672 100644
--- a/src/vppinfra/clib.h
+++ b/src/vppinfra/clib.h
@@ -385,10 +385,6 @@ void qsort (void *base, uword n, uword size,
int (*)(const void *, const void *));
#endif
-/* Stack backtrace. */
-uword
-clib_backtrace (uword * callers, uword max_callers, uword n_frames_to_skip);
-
#include <vppinfra/byte_order.h>
#endif /* included_clib_h */
diff --git a/src/vppinfra/format_ansi.h b/src/vppinfra/format_ansi.h
new file mode 100644
index 00000000000..c35406aacf7
--- /dev/null
+++ b/src/vppinfra/format_ansi.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: Apache-2.0
+ * Copyright (c) 2024 Cisco Systems, Inc.
+ */
+
+#ifndef __FORMAT_ANSI_H__
+#define __FORMAT_ANSI_H__
+
+#define ANSI_RESET "\x1b[0m"
+#define ANSI_BOLD "\x1b[1m"
+#define ANSI_ITALIC "\x1b[3m"
+#define ANSI_UNDERLINE "\x1b[4m"
+#define ANSI_BLINK "\x1b[5m"
+#define ANSI_FG_BLACK "\x1b[30m"
+#define ANSI_FG_RED "\x1b[31m"
+#define ANSI_FG_GREEN "\x1b[32m"
+#define ANSI_FG_YELLOW "\x1b[33m"
+#define ANSI_FG_BLUE "\x1b[34m"
+#define ANSI_FG_MAGENTA "\x1b[35m"
+#define ANSI_FG_CYAN "\x1b[36m"
+#define ANSI_FG_WHITE "\x1b[37m"
+#define ANSI_FG_DEFAULT "\x1b[39m"
+#define ANSI_BG_BLACK "\x1b[40m"
+#define ANSI_BG_RED "\x1b[41m"
+#define ANSI_BG_GREEN "\x1b[42m"
+#define ANSI_BG_YELLOW "\x1b[43m"
+#define ANSI_BG_BLUE "\x1b[44m"
+#define ANSI_BG_MAGENTA "\x1b[45m"
+#define ANSI_BG_CYAN "\x1b[46m"
+#define ANSI_BG_WHITE "\x1b[47m"
+#define ANSI_BG_DEFAULT "\x1b[49m"
+#define ANSI_FG_BR_BLACK "\x1b[90m"
+#define ANSI_FG_BR_RED "\x1b[91m"
+#define ANSI_FG_BR_GREEN "\x1b[92m"
+#define ANSI_FG_BR_YELLOW "\x1b[93m"
+#define ANSI_FG_BR_BLUE "\x1b[94m"
+#define ANSI_FG_BR_MAGENTA "\x1b[95m"
+#define ANSI_FG_BR_CYAN "\x1b[96m"
+#define ANSI_FG_BR_WHITE "\x1b[97m"
+#define ANSI_BG_BR_BLACK "\x1b[100m"
+#define ANSI_BG_BR_RED "\x1b[101m"
+#define ANSI_BG_BR_GREEN "\x1b[102m"
+#define ANSI_BG_BR_YELLOW "\x1b[103m"
+#define ANSI_BG_BR_BLUE "\x1b[104m"
+#define ANSI_BG_BR_MAGENTA "\x1b[105m"
+#define ANSI_BG_BR_CYAN "\x1b[106m"
+#define ANSI_BG_BR_WHITE "\x1b[107m"
+
+#endif /* __FORMAT_ANSI_H__ */
diff --git a/src/vppinfra/mem_dlmalloc.c b/src/vppinfra/mem_dlmalloc.c
index a188164a7ba..e98687fff2a 100644
--- a/src/vppinfra/mem_dlmalloc.c
+++ b/src/vppinfra/mem_dlmalloc.c
@@ -19,6 +19,7 @@
#include <vppinfra/lock.h>
#include <vppinfra/hash.h>
#include <vppinfra/elf_clib.h>
+#include <vppinfra/stack.h>
typedef struct
{
@@ -65,15 +66,13 @@ mheap_get_trace_internal (const clib_mem_heap_t *heap, uword offset,
{
mheap_trace_main_t *tm = &mheap_trace_main;
mheap_trace_t *t;
- uword i, n_callers, trace_index, *p;
- mheap_trace_t trace;
+ uword i, trace_index, *p;
+ mheap_trace_t trace = {};
+ int index;
if (heap != tm->current_traced_mheap || mheap_trace_thread_disable)
return;
- /* Spurious Coverity warnings be gone. */
- clib_memset (&trace, 0, sizeof (trace));
-
clib_spinlock_lock (&tm->lock);
/* heap could have changed while we were waiting on the lock */
@@ -83,9 +82,19 @@ mheap_get_trace_internal (const clib_mem_heap_t *heap, uword offset,
/* Turn off tracing for this thread to avoid embarrassment... */
mheap_trace_thread_disable = 1;
- /* Skip our frame and mspace_get_aligned's frame */
- n_callers = clib_backtrace (trace.callers, ARRAY_LEN (trace.callers), 2);
- if (n_callers == 0)
+ index = -2; /* skip first 2 stack frames */
+ foreach_clib_stack_frame (sf)
+ {
+ if (index >= 0)
+ {
+ if (index == ARRAY_LEN (trace.callers))
+ break;
+ trace.callers[index] = sf->ip;
+ }
+ index++;
+ }
+
+ if (index < 1)
goto out;
if (!tm->trace_by_callers)
diff --git a/src/vppinfra/stack.c b/src/vppinfra/stack.c
new file mode 100644
index 00000000000..190e880c228
--- /dev/null
+++ b/src/vppinfra/stack.c
@@ -0,0 +1,75 @@
+/* SPDX-License-Identifier: Apache-2.0
+ * Copyright (c) 2024 Cisco Systems, Inc.
+ */
+
+#define _GNU_SOURCE
+#include <dlfcn.h>
+
+#include <vppinfra/clib.h>
+#include <vppinfra/stack.h>
+#include <vppinfra/error.h>
+
+#if HAVE_LIBUNWIND == 1
+
+#define UNW_LOCAL_ONLY
+#include <libunwind.h>
+
+static __thread unw_cursor_t cursor;
+static __thread unw_context_t context;
+
+#endif
+
+__clib_export clib_stack_frame_t *
+clib_stack_frame_get (clib_stack_frame_t *sf)
+{
+#if HAVE_LIBUNWIND == 1
+ Dl_info info = {};
+
+ if (sf->index == 0)
+ {
+ if (unw_getcontext (&context) < 0)
+ {
+ clib_warning ("libunwind: cannot get local machine state\n");
+ return 0;
+ }
+ if (unw_init_local (&cursor, &context) < 0)
+ {
+ clib_warning (
+ "libunwind: cannot initialize cursor for local unwinding\n");
+ return 0;
+ }
+ if (unw_step (&cursor) < 1)
+ return 0;
+ }
+ else if (unw_step (&cursor) < 1)
+ return 0;
+
+ if (unw_get_reg (&cursor, UNW_REG_IP, &sf->ip))
+ {
+ clib_warning ("libunwind: cannot read IP\n");
+ return 0;
+ }
+
+ if (unw_get_reg (&cursor, UNW_REG_SP, &sf->sp))
+ {
+ clib_warning ("libunwind: cannot read SP\n");
+ return 0;
+ }
+
+ if (unw_get_proc_name (&cursor, sf->name, sizeof (sf->name), &sf->offset) <
+ 0)
+ sf->name[0] = sf->offset = 0;
+
+ sf->is_signal_frame = unw_is_signal_frame (&cursor) ? 1 : 0;
+
+ if (dladdr ((void *) sf->ip, &info))
+ sf->file_name = info.dli_fname;
+ else
+ sf->file_name = 0;
+
+ sf->index++;
+ return sf;
+#else
+ return 0;
+#endif
+}
diff --git a/src/vppinfra/stack.h b/src/vppinfra/stack.h
new file mode 100644
index 00000000000..98a621d4176
--- /dev/null
+++ b/src/vppinfra/stack.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: Apache-2.0
+ * Copyright (c) 2024 Cisco Systems, Inc.
+ */
+
+#ifndef __STACK_H__
+#define __STACK_H__
+
+#include <vppinfra/clib.h>
+
+typedef struct
+{
+ uword ip, sp;
+ uword offset;
+ char name[64];
+ const char *file_name;
+ u32 index;
+ u8 is_signal_frame;
+} clib_stack_frame_t;
+
+clib_stack_frame_t *clib_stack_frame_get (clib_stack_frame_t *);
+
+#define foreach_clib_stack_frame(sf) \
+ for (clib_stack_frame_t _sf = {}, *sf = clib_stack_frame_get (&_sf); sf; \
+ sf = clib_stack_frame_get (sf))
+
+#endif /* __STACK_H__ */