From ca4571e79fc4298197c2a9521a0e855b0a280118 Mon Sep 17 00:00:00 2001 From: Dale Johannesen Date: Thu, 25 Oct 2007 21:54:43 +0000 Subject: [PATCH] Support non-POSIX hosts by removing use of strncasecmp. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43364 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/ARM/ARMTargetAsmInfo.cpp | 97 ++++++++++++++++------------- 1 file changed, 53 insertions(+), 44 deletions(-) diff --git a/lib/Target/ARM/ARMTargetAsmInfo.cpp b/lib/Target/ARM/ARMTargetAsmInfo.cpp index 55ab20d4749..23a6afd20b4 100644 --- a/lib/Target/ARM/ARMTargetAsmInfo.cpp +++ b/lib/Target/ARM/ARMTargetAsmInfo.cpp @@ -162,7 +162,14 @@ unsigned ARMTargetAsmInfo::countString(const char* p) const { } /// ARM-specific version of TargetAsmInfo::getInlineAsmLength. -unsigned ARMTargetAsmInfo::getInlineAsmLength(const char *Str) const { +unsigned ARMTargetAsmInfo::getInlineAsmLength(const char *s) const { + // Make a lowercase-folded version of s for counting purposes. + char *q, *s_copy = (char *)malloc(strlen(s) + 1); + strcpy(s_copy, s); + for (q=s_copy; *q; q++) + *q = tolower(*q); + const char *Str = s_copy; + // Count the number of bytes in the asm. bool atInsnStart = true; bool inTextSection = true; @@ -187,65 +194,66 @@ unsigned ARMTargetAsmInfo::getInlineAsmLength(const char *Str) const { else if (*Str == '.' && Subtarget->isTargetDarwin()) { // Directive. atInsnStart = false; + // Some change the section, but don't generate code. - if (strncasecmp(Str, ".literal4", strlen(".literal4"))==0 || - strncasecmp(Str, ".literal8", strlen(".literal8"))==0 || - strncasecmp(Str, ".const", strlen(".const"))==0 || - strncasecmp(Str, ".constructor", strlen(".constructor"))==0 || - strncasecmp(Str, ".cstring", strlen(".cstring"))==0 || - strncasecmp(Str, ".data", strlen(".data"))==0 || - strncasecmp(Str, ".destructor", strlen(".destructor"))==0 || - strncasecmp(Str, ".fvmlib_init0", strlen(".fvmlib_init0"))==0 || - strncasecmp(Str, ".fvmlib_init1", strlen(".fvmlib_init1"))==0 || - strncasecmp(Str, ".mod_init_func", strlen(".mod_init_func"))==0 || - strncasecmp(Str, ".mod_term_func", strlen(".mod_term_func"))==0 || - strncasecmp(Str, ".picsymbol_stub", strlen(".picsymbol_stub"))==0 || - strncasecmp(Str, ".symbol_stub", strlen(".symbol_stub"))==0 || - strncasecmp(Str, ".static_data", strlen(".static_data"))==0 || - strncasecmp(Str, ".section", strlen(".section"))==0 || - strncasecmp(Str, ".lazy_symbol_pointer", strlen(".lazy_symbol_pointer"))==0 || - strncasecmp(Str, ".non_lazy_symbol_pointer", strlen(".non_lazy_symbol_pointer"))==0 || - strncasecmp(Str, ".dyld", strlen(".dyld"))==0 || - strncasecmp(Str, ".const_data", strlen(".const_data"))==0 || - strncasecmp(Str, ".objc", strlen(".objc"))==0 || //// many directives - strncasecmp(Str, ".static_const", strlen(".static_const"))==0) + if (strncmp(Str, ".literal4", strlen(".literal4"))==0 || + strncmp(Str, ".literal8", strlen(".literal8"))==0 || + strncmp(Str, ".const", strlen(".const"))==0 || + strncmp(Str, ".constructor", strlen(".constructor"))==0 || + strncmp(Str, ".cstring", strlen(".cstring"))==0 || + strncmp(Str, ".data", strlen(".data"))==0 || + strncmp(Str, ".destructor", strlen(".destructor"))==0 || + strncmp(Str, ".fvmlib_init0", strlen(".fvmlib_init0"))==0 || + strncmp(Str, ".fvmlib_init1", strlen(".fvmlib_init1"))==0 || + strncmp(Str, ".mod_init_func", strlen(".mod_init_func"))==0 || + strncmp(Str, ".mod_term_func", strlen(".mod_term_func"))==0 || + strncmp(Str, ".picsymbol_stub", strlen(".picsymbol_stub"))==0 || + strncmp(Str, ".symbol_stub", strlen(".symbol_stub"))==0 || + strncmp(Str, ".static_data", strlen(".static_data"))==0 || + strncmp(Str, ".section", strlen(".section"))==0 || + strncmp(Str, ".lazy_symbol_pointer", strlen(".lazy_symbol_pointer"))==0 || + strncmp(Str, ".non_lazy_symbol_pointer", strlen(".non_lazy_symbol_pointer"))==0 || + strncmp(Str, ".dyld", strlen(".dyld"))==0 || + strncmp(Str, ".const_data", strlen(".const_data"))==0 || + strncmp(Str, ".objc", strlen(".objc"))==0 || //// many directives + strncmp(Str, ".static_const", strlen(".static_const"))==0) inTextSection=false; - else if (strncasecmp(Str, ".text", strlen(".text"))==0) + else if (strncmp(Str, ".text", strlen(".text"))==0) inTextSection = true; // Some can't really be handled without implementing significant pieces // of an assembler. Others require dynamic adjustment of block sizes in // AdjustBBOffsetsAfter; it's a big compile-time speed hit to check every // instruction in there, and none of these are currently used in the kernel. - else if (strncasecmp(Str, ".macro", strlen(".macro"))==0 || - strncasecmp(Str, ".if", strlen(".if"))==0 || - strncasecmp(Str, ".align", strlen(".align"))==0 || - strncasecmp(Str, ".fill", strlen(".fill"))==0 || - strncasecmp(Str, ".space", strlen(".space"))==0 || - strncasecmp(Str, ".zerofill", strlen(".zerofill"))==0 || - strncasecmp(Str, ".p2align", strlen(".p2align"))==0 || - strncasecmp(Str, ".p2alignw", strlen(".p2alignw"))==0 || - strncasecmp(Str, ".p2alignl", strlen(".p2alignl"))==0 || - strncasecmp(Str, ".align32", strlen(".p2align32"))==0 || - strncasecmp(Str, ".include", strlen(".include"))==0) + else if (strncmp(Str, ".macro", strlen(".macro"))==0 || + strncmp(Str, ".if", strlen(".if"))==0 || + strncmp(Str, ".align", strlen(".align"))==0 || + strncmp(Str, ".fill", strlen(".fill"))==0 || + strncmp(Str, ".space", strlen(".space"))==0 || + strncmp(Str, ".zerofill", strlen(".zerofill"))==0 || + strncmp(Str, ".p2align", strlen(".p2align"))==0 || + strncmp(Str, ".p2alignw", strlen(".p2alignw"))==0 || + strncmp(Str, ".p2alignl", strlen(".p2alignl"))==0 || + strncmp(Str, ".align32", strlen(".p2align32"))==0 || + strncmp(Str, ".include", strlen(".include"))==0) cerr << "Directive " << Str << " in asm may lead to invalid offsets for" << " constant pools (the assembler will tell you if this happens).\n"; // Some generate code, but this is only interesting in the text section. else if (inTextSection) { - if (strncasecmp(Str, ".long", strlen(".long"))==0) + if (strncmp(Str, ".long", strlen(".long"))==0) Length += 4*countArguments(Str+strlen(".long")); - else if (strncasecmp(Str, ".short", strlen(".short"))==0) + else if (strncmp(Str, ".short", strlen(".short"))==0) Length += 2*countArguments(Str+strlen(".short")); - else if (strncasecmp(Str, ".byte", strlen(".byte"))==0) + else if (strncmp(Str, ".byte", strlen(".byte"))==0) Length += 1*countArguments(Str+strlen(".byte")); - else if (strncasecmp(Str, ".single", strlen(".single"))==0) + else if (strncmp(Str, ".single", strlen(".single"))==0) Length += 4*countArguments(Str+strlen(".single")); - else if (strncasecmp(Str, ".double", strlen(".double"))==0) + else if (strncmp(Str, ".double", strlen(".double"))==0) Length += 8*countArguments(Str+strlen(".double")); - else if (strncasecmp(Str, ".quad", strlen(".quad"))==0) + else if (strncmp(Str, ".quad", strlen(".quad"))==0) Length += 16*countArguments(Str+strlen(".quad")); - else if (strncasecmp(Str, ".ascii", strlen(".ascii"))==0) + else if (strncmp(Str, ".ascii", strlen(".ascii"))==0) Length += countString(Str+strlen(".ascii")); - else if (strncasecmp(Str, ".asciz", strlen(".asciz"))==0) + else if (strncmp(Str, ".asciz", strlen(".asciz"))==0) Length += countString(Str+strlen(".asciz"))+1; } } else if (inTextSection) { @@ -253,7 +261,7 @@ unsigned ARMTargetAsmInfo::getInlineAsmLength(const char *Str) const { atInsnStart = false; if (Subtarget->isThumb()) { // BL and BLX are 4 bytes, all others 2. - if (strncasecmp(Str, "blx", strlen("blx"))==0) { + if (strncmp(Str, "blx", strlen("blx"))==0) { const char* p = Str+3; while (*p && isspace(*p)) p++; @@ -261,7 +269,7 @@ unsigned ARMTargetAsmInfo::getInlineAsmLength(const char *Str) const { Length += 2; // BLX reg else Length += 4; // BLX non-reg - } else if (strncasecmp(Str, "bl", strlen("bl"))==0) + } else if (strncmp(Str, "bl", strlen("bl"))==0) Length += 4; // BL else Length += 2; // Thumb anything else @@ -273,5 +281,6 @@ unsigned ARMTargetAsmInfo::getInlineAsmLength(const char *Str) const { if (*Str == '\n' || *Str == SeparatorChar) atInsnStart = true; } + free(s_copy); return Length; } -- 2.34.1