| from __future__ import print_function |
| import re |
| import sys |
| |
| from . import common |
| |
| if sys.version_info[0] > 2: |
| |
| class string: |
| expandtabs = str.expandtabs |
| |
| else: |
| import string |
| |
| # RegEx: this is where the magic happens. |
| |
| ##### Assembly parser |
| # |
| # The set of per-arch regular expressions define several groups. |
| # The required groups are "func" (function name) and "body" (body of the function). |
| # Although some backends require some additional groups like: "directives" |
| # and "func_name_separator" |
| |
| ASM_FUNCTION_X86_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*#+[ \t]*(@"?(?P=func)"?| -- Begin function (?P=func))\n(?:\s*\.?Lfunc_begin[^:\n]*:\n)?' |
| r"(?:\.L(?P=func)\$local:\n)?" # drop .L<func>$local: |
| r"(?:\s*\.type\s+\.L(?P=func)\$local,@function\n)?" # drop .type .L<func>$local |
| r"(?:[ \t]*(?:\.cfi_startproc|\.cfi_personality|\.cfi_lsda|\.seh_proc|\.seh_handler)\b[^\n]*\n)*" # drop optional cfi |
| r"(?P<body>^##?[ \t]+[^:]+:.*?)\s*" |
| r"^\s*(?:[^:\n]+?:\s*\n\s*\.size|\.cfi_endproc|\.globl|\.comm|\.(?:sub)?section|#+ -- End function)", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_ARM_RE = re.compile( |
| r"^(?P<func>[0-9a-zA-Z_$]+):\n" # f: (name of function) |
| r"(?:\.L(?P=func)\$local:\n)?" # drop .L<func>$local: |
| r"(?:\s*\.type\s+\.L(?P=func)\$local,@function\n)?" # drop .type .L<func>$local |
| r"\s+\.fnstart\n" # .fnstart |
| r"(?P<body>.*?)" # (body of the function) |
| r"^.Lfunc_end[0-9]+:", # .Lfunc_end0: or # -- End function |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_AARCH64_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*\/\/[ \t]*@"?(?P=func)"?( (Function|Tail Call))?\n' |
| r"(?:[ \t]+.cfi_startproc\n)?" # drop optional cfi noise |
| r"(?P<body>.*?)\n" |
| # This list is incomplete |
| r"^\s*(\.Lfunc_end[0-9]+|// -- End function)", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_AMDGPU_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*;+[ \t]*@"?(?P=func)"?\n[^:]*?' |
| r"(?P<body>.*?)\n" # (body of the function) |
| # This list is incomplete |
| r"^\s*(\.Lfunc_end[0-9]+:\n|\.section)", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_BPF_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*#+[ \t]*@"?(?P=func)"?\n' |
| r"(?:[ \t]+.cfi_startproc\n|.seh_proc[^\n]+\n)?" # drop optional cfi |
| r"(?P<body>.*?)\s*" |
| r".Lfunc_end[0-9]+:\n", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_HEXAGON_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*//[ \t]*@"?(?P=func)"?\n[^:]*?' |
| r"(?P<body>.*?)\n" # (body of the function) |
| # This list is incomplete |
| r".Lfunc_end[0-9]+:\n", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_M68K_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*;[ \t]*@"?(?P=func)"?\n' |
| r'(?:\.L(?P=func)\$local:\n)?' # drop .L<func>$local: |
| r'(?:[ \t]+\.type[ \t]+\.L(?P=func)\$local,@function\n)?' # drop .type .L<func>$local,@function |
| r'(?P<body>.*?)\s*' # (body of the function) |
| r'.Lfunc_end[0-9]+:\n', |
| flags=(re.M | re.S)) |
| |
| ASM_FUNCTION_MIPS_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*#+[ \t]*@"?(?P=func)"?\n[^:]*?' # f: (name of func) |
| r"(?:\s*\.?Ltmp[^:\n]*:\n)?[^:]*?" # optional .Ltmp<N> for EH |
| r"(?:^[ \t]+\.(frame|f?mask|set).*?\n)+" # Mips+LLVM standard asm prologue |
| r"(?P<body>.*?)\n" # (body of the function) |
| # Mips+LLVM standard asm epilogue |
| r"(?:(^[ \t]+\.set[^\n]*?\n)*^[ \t]+\.end.*?\n)" |
| r"(\$|\.L)func_end[0-9]+:\n", # $func_end0: (mips32 - O32) or |
| # .Lfunc_end0: (mips64 - NewABI) |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_MSP430_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*;+[ \t]*@"?(?P=func)"?\n[^:]*?' |
| r"(?P<body>.*?)\n" |
| r"(\$|\.L)func_end[0-9]+:\n", # $func_end0: |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_AVR_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*;+[ \t]*@"?(?P=func)"?\n[^:]*?' |
| r"(?P<body>.*?)\n" |
| r".Lfunc_end[0-9]+:\n", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_PPC_RE = re.compile( |
| r"#[ \-\t]*Begin function (?P<func>[^.:]+)\n" |
| r".*?" |
| r'^[_.]?(?P=func):(?:[ \t]*#+[ \t]*@"?(?P=func)"?)?\n' |
| r"(?:^[^#]*\n)*" |
| r"(?P<body>.*?)\n" |
| # This list is incomplete |
| r"(?:^[ \t]*(?:\.(?:long|quad|v?byte)[ \t]+[^\n]+)\n)*" |
| r"(?:\.Lfunc_end|L\.\.(?P=func))[0-9]+:\n", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_RISCV_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*#+[ \t]*@"?(?P=func)"?\n' |
| r"(?:\s*\.?L(?P=func)\$local:\n)?" # optional .L<func>$local: due to -fno-semantic-interposition |
| r"(?:\s*\.type\s+\.?L(?P=func)\$local,@function\n)?" # optional .type .L<func>$local |
| r"(?:\s*\.?Lfunc_begin[^:\n]*:\n)?[^:]*?" |
| r"(?P<body>^##?[ \t]+[^:]+:.*?)\s*" |
| r".Lfunc_end[0-9]+:\n", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_LANAI_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*!+[ \t]*@"?(?P=func)"?\n' |
| r"(?:[ \t]+.cfi_startproc\n)?" # drop optional cfi noise |
| r"(?P<body>.*?)\s*" |
| r".Lfunc_end[0-9]+:\n", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_SPARC_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*!+[ \t]*@"?(?P=func)"?\n' |
| r"(?P<body>.*?)\s*" |
| r".Lfunc_end[0-9]+:\n", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_SYSTEMZ_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*#+[ \t]*@"?(?P=func)"?\n' |
| r"(?:[ \t]+.cfi_startproc\n)?" |
| r"(?P<body>.*?)\n" |
| r".Lfunc_end[0-9]+:\n", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_AARCH64_DARWIN_RE = re.compile( |
| r'^_(?P<func>[^:]+):[ \t]*;[ \t]@"?(?P=func)"?\n' |
| r"([ \t]*.cfi_startproc\n[\s]*)?" |
| r"(?P<body>.*?)" |
| r"([ \t]*.cfi_endproc\n[\s]*)?" |
| r"^[ \t]*;[ \t]--[ \t]End[ \t]function", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_ARM_DARWIN_RE = re.compile( |
| r"@[ \t]--[ \t]Begin[ \t]function[ \t](?P<func>[^ \t]+?)\n" |
| r"^[ \t]*\.globl[ \t]*_(?P=func)[ \t]*" |
| r"(?P<directives>.*?)" |
| r"^_(?P=func):\n[ \t]*" |
| r"(?P<body>.*?)" |
| r"^[ \t]*@[ \t]--[ \t]End[ \t]function", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_ARM_MACHO_RE = re.compile( |
| r"^_(?P<func>[^:]+):[ \t]*\n" |
| r"([ \t]*.cfi_startproc\n[ \t]*)?" |
| r"(?P<body>.*?)\n" |
| r"[ \t]*\.cfi_endproc\n", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_THUMBS_DARWIN_RE = re.compile( |
| r"^_(?P<func>[^:]+):\n" r"(?P<body>.*?)\n" r"[ \t]*\.data_region\n", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_THUMB_DARWIN_RE = re.compile( |
| r"^_(?P<func>[^:]+):\n" r"(?P<body>.*?)\n" r"^[ \t]*@[ \t]--[ \t]End[ \t]function", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_ARM_IOS_RE = re.compile( |
| r"^_(?P<func>[^:]+):\n" r"(?P<body>.*?)" r"^[ \t]*@[ \t]--[ \t]End[ \t]function", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_WASM_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*#+[ \t]*@"?(?P=func)"?\n' |
| r"(?P<body>.*?)\n" |
| r"^\s*(\.Lfunc_end[0-9]+:\n|end_function)", |
| flags=(re.M | re.S), |
| ) |
| |
| # We parse the function name from OpName, and grab the variable name 'var' |
| # for this function. Then we match that when the variable is assigned with |
| # OpFunction and match its body. |
| ASM_FUNCTION_SPIRV_RE = re.compile( |
| r'OpName (?P<var>%[0-9]+) "(?P<func>[^"]+)(?P<func_name_separator>)".*(?P<body>(?P=var) = OpFunction.+?OpFunctionEnd)', |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_VE_RE = re.compile( |
| r"^_?(?P<func>[^:]+):[ \t]*#+[ \t]*@(?P=func)\n" |
| r"(?:\s*\.?L(?P=func)\$local:\n)?" # optional .L<func>$local: due to -fno-semantic-interposition |
| r"(?:\s*\.type\s+\.?L(?P=func)\$local,@function\n)?" # optional .type .L<func>$local |
| r"(?:\s*\.?Lfunc_begin[^:\n]*:\n)?[^:]*?" |
| r"(?P<body>^##?[ \t]+[^:]+:.*?)\s*" |
| r".Lfunc_end[0-9]+:\n", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_CSKY_RE = re.compile( |
| r"^_?(?P<func>[^:]+):[ \t]*#+[ \t]*@(?P=func)\n(?:\s*\.?Lfunc_begin[^:\n]*:\n)?[^:]*?" |
| r"(?P<body>^##?[ \t]+[^:]+:.*?)\s*" |
| r".Lfunc_end[0-9]+:\n", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_NVPTX_RE = re.compile( |
| # function attributes and retval |
| # .visible .func (.param .align 16 .b8 func_retval0[32]) |
| # r'^(\.visible\s+)?\.func\s+(\([^\)]*\)\s*)?' |
| r"^(\.(func|visible|weak|entry|noreturn|extern)\s+)+(\([^\)]*\)\s*)?" |
| # function name |
| r"(?P<func>[^\(\n]+)" |
| # function name separator (opening brace) |
| r"(?P<func_name_separator>\()" |
| # function parameters |
| # ( |
| # .param .align 16 .b8 callee_St8x4_param_0[32] |
| # ) // -- Begin function callee_St8x4 |
| r"[^\)]*\)(\s*//[^\n]*)?\n" |
| # function body |
| r"(?P<body>.*?)\n" |
| # function body end marker |
| r"\s*// -- End function", |
| flags=(re.M | re.S), |
| ) |
| |
| ASM_FUNCTION_LOONGARCH_RE = re.compile( |
| r'^_?(?P<func>[^:]+):[ \t]*#+[ \t]*@"?(?P=func)"?\n' |
| r"(?:\s*\.?Lfunc_begin[^:\n]*:\n)?[^:]*?" |
| r"(?P<body>^##?[ \t]+[^:]+:.*?)\s*" |
| r".Lfunc_end[0-9]+:\n", |
| flags=(re.M | re.S), |
| ) |
| |
| SCRUB_X86_SHUFFLES_RE = re.compile( |
| r"^(\s*\w+) [^#\n]+#+ ((?:[xyz]mm\d+|mem)( \{%k\d+\}( \{z\})?)? = .*)$", flags=re.M |
| ) |
| |
| SCRUB_X86_SHUFFLES_NO_MEM_RE = re.compile( |
| r"^(\s*\w+) [^#\n]+#+ ((?:[xyz]mm\d+|mem)( \{%k\d+\}( \{z\})?)? = (?!.*(?:mem)).*)$", |
| flags=re.M, |
| ) |
| |
| SCRUB_X86_SPILL_RELOAD_RE = re.compile( |
| r"-?\d+\(%([er])[sb]p\)(.*(?:Spill|Reload))$", flags=re.M |
| ) |
| SCRUB_X86_SP_RE = re.compile(r"\d+\(%(esp|rsp)\)") |
| SCRUB_X86_RIP_RE = re.compile(r"[.\w]+\(%rip\)") |
| SCRUB_X86_LCP_RE = re.compile(r"\.?LCPI[0-9]+_[0-9]+") |
| SCRUB_X86_RET_RE = re.compile(r"ret[l|q]") |
| |
| |
| def scrub_asm_x86(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| |
| # Detect shuffle asm comments and hide the operands in favor of the comments. |
| if getattr(args, "no_x86_scrub_mem_shuffle", True): |
| asm = SCRUB_X86_SHUFFLES_NO_MEM_RE.sub(r"\1 {{.*#+}} \2", asm) |
| else: |
| asm = SCRUB_X86_SHUFFLES_RE.sub(r"\1 {{.*#+}} \2", asm) |
| |
| # Detect stack spills and reloads and hide their exact offset and whether |
| # they used the stack pointer or frame pointer. |
| asm = SCRUB_X86_SPILL_RELOAD_RE.sub(r"{{[-0-9]+}}(%\1{{[sb]}}p)\2", asm) |
| if getattr(args, "x86_scrub_sp", True): |
| # Generically match the stack offset of a memory operand. |
| asm = SCRUB_X86_SP_RE.sub(r"{{[0-9]+}}(%\1)", asm) |
| if getattr(args, "x86_scrub_rip", False): |
| # Generically match a RIP-relative memory operand. |
| asm = SCRUB_X86_RIP_RE.sub(r"{{.*}}(%rip)", asm) |
| # Generically match a LCP symbol. |
| asm = SCRUB_X86_LCP_RE.sub(r"{{\.?LCPI[0-9]+_[0-9]+}}", asm) |
| if getattr(args, "extra_scrub", False): |
| # Avoid generating different checks for 32- and 64-bit because of 'retl' vs 'retq'. |
| asm = SCRUB_X86_RET_RE.sub(r"ret{{[l|q]}}", asm) |
| # Strip kill operands inserted into the asm. |
| asm = common.SCRUB_KILL_COMMENT_RE.sub("", asm) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_amdgpu(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_arm_eabi(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip kill operands inserted into the asm. |
| asm = common.SCRUB_KILL_COMMENT_RE.sub("", asm) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_bpf(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_hexagon(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_powerpc(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip unimportant comments, but leave the token '#' in place. |
| asm = common.SCRUB_LOOP_COMMENT_RE.sub(r"#", asm) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| # Strip the tailing token '#', except the line only has token '#'. |
| asm = common.SCRUB_TAILING_COMMENT_TOKEN_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_m68k(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_mips(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_msp430(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_avr(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_riscv(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_lanai(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_sparc(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_spirv(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_systemz(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_wasm(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_ve(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_csky(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip kill operands inserted into the asm. |
| asm = common.SCRUB_KILL_COMMENT_RE.sub("", asm) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_nvptx(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| def scrub_asm_loongarch(asm, args): |
| # Scrub runs of whitespace out of the assembly, but leave the leading |
| # whitespace in place. |
| asm = common.SCRUB_WHITESPACE_RE.sub(r" ", asm) |
| # Expand the tabs used for indentation. |
| asm = string.expandtabs(asm, 2) |
| # Strip trailing whitespace. |
| asm = common.SCRUB_TRAILING_WHITESPACE_RE.sub(r"", asm) |
| return asm |
| |
| |
| # Returns a tuple of a scrub function and a function regex. Scrub function is |
| # used to alter function body in some way, for example, remove trailing spaces. |
| # Function regex is used to match function name, body, etc. in raw llc output. |
| def get_run_handler(triple): |
| target_handlers = { |
| "i686": (scrub_asm_x86, ASM_FUNCTION_X86_RE), |
| "x86": (scrub_asm_x86, ASM_FUNCTION_X86_RE), |
| "i386": (scrub_asm_x86, ASM_FUNCTION_X86_RE), |
| "arm64_32-apple-ios": (scrub_asm_arm_eabi, ASM_FUNCTION_AARCH64_DARWIN_RE), |
| "arm64_32-apple-watchos2.0.0": ( |
| scrub_asm_arm_eabi, |
| ASM_FUNCTION_AARCH64_DARWIN_RE, |
| ), |
| "aarch64": (scrub_asm_arm_eabi, ASM_FUNCTION_AARCH64_RE), |
| "aarch64-apple-darwin": (scrub_asm_arm_eabi, ASM_FUNCTION_AARCH64_DARWIN_RE), |
| "aarch64-apple-ios": (scrub_asm_arm_eabi, ASM_FUNCTION_AARCH64_DARWIN_RE), |
| "bpf": (scrub_asm_bpf, ASM_FUNCTION_BPF_RE), |
| "bpfel": (scrub_asm_bpf, ASM_FUNCTION_BPF_RE), |
| "bpfeb": (scrub_asm_bpf, ASM_FUNCTION_BPF_RE), |
| "hexagon": (scrub_asm_hexagon, ASM_FUNCTION_HEXAGON_RE), |
| "r600": (scrub_asm_amdgpu, ASM_FUNCTION_AMDGPU_RE), |
| "amdgcn": (scrub_asm_amdgpu, ASM_FUNCTION_AMDGPU_RE), |
| "arm": (scrub_asm_arm_eabi, ASM_FUNCTION_ARM_RE), |
| "arm64": (scrub_asm_arm_eabi, ASM_FUNCTION_AARCH64_RE), |
| "arm64e": (scrub_asm_arm_eabi, ASM_FUNCTION_AARCH64_DARWIN_RE), |
| "arm64ec": (scrub_asm_arm_eabi, ASM_FUNCTION_AARCH64_RE), |
| "arm64-apple-ios": (scrub_asm_arm_eabi, ASM_FUNCTION_AARCH64_DARWIN_RE), |
| "arm64-apple-macosx": (scrub_asm_arm_eabi, ASM_FUNCTION_AARCH64_DARWIN_RE), |
| "armv7-apple-ios": (scrub_asm_arm_eabi, ASM_FUNCTION_ARM_IOS_RE), |
| "armv7-apple-darwin": (scrub_asm_arm_eabi, ASM_FUNCTION_ARM_DARWIN_RE), |
| "thumb": (scrub_asm_arm_eabi, ASM_FUNCTION_ARM_RE), |
| "thumb-macho": (scrub_asm_arm_eabi, ASM_FUNCTION_ARM_MACHO_RE), |
| "thumbv5-macho": (scrub_asm_arm_eabi, ASM_FUNCTION_ARM_MACHO_RE), |
| "thumbv7s-apple-darwin": (scrub_asm_arm_eabi, ASM_FUNCTION_THUMBS_DARWIN_RE), |
| "thumbv7-apple-darwin": (scrub_asm_arm_eabi, ASM_FUNCTION_THUMB_DARWIN_RE), |
| "thumbv7-apple-ios": (scrub_asm_arm_eabi, ASM_FUNCTION_ARM_IOS_RE), |
| "m68k": (scrub_asm_m68k, ASM_FUNCTION_M68K_RE), |
| "mips": (scrub_asm_mips, ASM_FUNCTION_MIPS_RE), |
| "msp430": (scrub_asm_msp430, ASM_FUNCTION_MSP430_RE), |
| "avr": (scrub_asm_avr, ASM_FUNCTION_AVR_RE), |
| "ppc32": (scrub_asm_powerpc, ASM_FUNCTION_PPC_RE), |
| "ppc64": (scrub_asm_powerpc, ASM_FUNCTION_PPC_RE), |
| "powerpc": (scrub_asm_powerpc, ASM_FUNCTION_PPC_RE), |
| "riscv32": (scrub_asm_riscv, ASM_FUNCTION_RISCV_RE), |
| "riscv64": (scrub_asm_riscv, ASM_FUNCTION_RISCV_RE), |
| "lanai": (scrub_asm_lanai, ASM_FUNCTION_LANAI_RE), |
| "sparc": (scrub_asm_sparc, ASM_FUNCTION_SPARC_RE), |
| "spirv32": (scrub_asm_spirv, ASM_FUNCTION_SPIRV_RE), |
| "spirv64": (scrub_asm_spirv, ASM_FUNCTION_SPIRV_RE), |
| "s390x": (scrub_asm_systemz, ASM_FUNCTION_SYSTEMZ_RE), |
| "wasm32": (scrub_asm_wasm, ASM_FUNCTION_WASM_RE), |
| "wasm64": (scrub_asm_wasm, ASM_FUNCTION_WASM_RE), |
| "ve": (scrub_asm_ve, ASM_FUNCTION_VE_RE), |
| "csky": (scrub_asm_csky, ASM_FUNCTION_CSKY_RE), |
| "nvptx": (scrub_asm_nvptx, ASM_FUNCTION_NVPTX_RE), |
| "loongarch32": (scrub_asm_loongarch, ASM_FUNCTION_LOONGARCH_RE), |
| "loongarch64": (scrub_asm_loongarch, ASM_FUNCTION_LOONGARCH_RE), |
| } |
| handler = None |
| best_prefix = "" |
| for prefix, s in target_handlers.items(): |
| if triple.startswith(prefix) and len(prefix) > len(best_prefix): |
| handler = s |
| best_prefix = prefix |
| |
| if handler is None: |
| raise KeyError("Triple %r is not supported" % (triple)) |
| |
| return handler |
| |
| |
| ##### Generator of assembly CHECK lines |
| |
| |
| def add_checks( |
| output_lines, |
| comment_marker, |
| prefix_list, |
| func_dict, |
| func_name, |
| global_vars_seen_dict, |
| is_filtered, |
| ): |
| # Label format is based on ASM string. |
| check_label_format = "{} %s-LABEL: %s%s%s%s".format(comment_marker) |
| return common.add_checks( |
| output_lines, |
| comment_marker, |
| prefix_list, |
| func_dict, |
| func_name, |
| check_label_format, |
| True, |
| False, |
| 1, |
| global_vars_seen_dict, |
| is_filtered=is_filtered, |
| ) |
