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https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-19 19:29:31 +00:00
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
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@ -162,7 +162,14 @@ unsigned ARMTargetAsmInfo::countString(const char* p) const {
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}
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/// ARM-specific version of TargetAsmInfo::getInlineAsmLength.
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unsigned ARMTargetAsmInfo::getInlineAsmLength(const char *Str) const {
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unsigned ARMTargetAsmInfo::getInlineAsmLength(const char *s) const {
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// Make a lowercase-folded version of s for counting purposes.
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char *q, *s_copy = (char *)malloc(strlen(s) + 1);
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strcpy(s_copy, s);
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for (q=s_copy; *q; q++)
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*q = tolower(*q);
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const char *Str = s_copy;
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// Count the number of bytes in the asm.
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bool atInsnStart = true;
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bool inTextSection = true;
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@ -187,65 +194,66 @@ unsigned ARMTargetAsmInfo::getInlineAsmLength(const char *Str) const {
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else if (*Str == '.' && Subtarget->isTargetDarwin()) {
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// Directive.
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atInsnStart = false;
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// Some change the section, but don't generate code.
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if (strncasecmp(Str, ".literal4", strlen(".literal4"))==0 ||
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strncasecmp(Str, ".literal8", strlen(".literal8"))==0 ||
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strncasecmp(Str, ".const", strlen(".const"))==0 ||
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strncasecmp(Str, ".constructor", strlen(".constructor"))==0 ||
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strncasecmp(Str, ".cstring", strlen(".cstring"))==0 ||
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strncasecmp(Str, ".data", strlen(".data"))==0 ||
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strncasecmp(Str, ".destructor", strlen(".destructor"))==0 ||
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strncasecmp(Str, ".fvmlib_init0", strlen(".fvmlib_init0"))==0 ||
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strncasecmp(Str, ".fvmlib_init1", strlen(".fvmlib_init1"))==0 ||
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strncasecmp(Str, ".mod_init_func", strlen(".mod_init_func"))==0 ||
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strncasecmp(Str, ".mod_term_func", strlen(".mod_term_func"))==0 ||
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strncasecmp(Str, ".picsymbol_stub", strlen(".picsymbol_stub"))==0 ||
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strncasecmp(Str, ".symbol_stub", strlen(".symbol_stub"))==0 ||
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strncasecmp(Str, ".static_data", strlen(".static_data"))==0 ||
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strncasecmp(Str, ".section", strlen(".section"))==0 ||
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strncasecmp(Str, ".lazy_symbol_pointer", strlen(".lazy_symbol_pointer"))==0 ||
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strncasecmp(Str, ".non_lazy_symbol_pointer", strlen(".non_lazy_symbol_pointer"))==0 ||
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strncasecmp(Str, ".dyld", strlen(".dyld"))==0 ||
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strncasecmp(Str, ".const_data", strlen(".const_data"))==0 ||
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strncasecmp(Str, ".objc", strlen(".objc"))==0 || //// many directives
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strncasecmp(Str, ".static_const", strlen(".static_const"))==0)
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if (strncmp(Str, ".literal4", strlen(".literal4"))==0 ||
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strncmp(Str, ".literal8", strlen(".literal8"))==0 ||
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strncmp(Str, ".const", strlen(".const"))==0 ||
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strncmp(Str, ".constructor", strlen(".constructor"))==0 ||
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strncmp(Str, ".cstring", strlen(".cstring"))==0 ||
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strncmp(Str, ".data", strlen(".data"))==0 ||
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strncmp(Str, ".destructor", strlen(".destructor"))==0 ||
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strncmp(Str, ".fvmlib_init0", strlen(".fvmlib_init0"))==0 ||
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strncmp(Str, ".fvmlib_init1", strlen(".fvmlib_init1"))==0 ||
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strncmp(Str, ".mod_init_func", strlen(".mod_init_func"))==0 ||
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strncmp(Str, ".mod_term_func", strlen(".mod_term_func"))==0 ||
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strncmp(Str, ".picsymbol_stub", strlen(".picsymbol_stub"))==0 ||
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strncmp(Str, ".symbol_stub", strlen(".symbol_stub"))==0 ||
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strncmp(Str, ".static_data", strlen(".static_data"))==0 ||
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strncmp(Str, ".section", strlen(".section"))==0 ||
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strncmp(Str, ".lazy_symbol_pointer", strlen(".lazy_symbol_pointer"))==0 ||
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strncmp(Str, ".non_lazy_symbol_pointer", strlen(".non_lazy_symbol_pointer"))==0 ||
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strncmp(Str, ".dyld", strlen(".dyld"))==0 ||
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strncmp(Str, ".const_data", strlen(".const_data"))==0 ||
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strncmp(Str, ".objc", strlen(".objc"))==0 || //// many directives
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strncmp(Str, ".static_const", strlen(".static_const"))==0)
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inTextSection=false;
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else if (strncasecmp(Str, ".text", strlen(".text"))==0)
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else if (strncmp(Str, ".text", strlen(".text"))==0)
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inTextSection = true;
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// Some can't really be handled without implementing significant pieces
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// of an assembler. Others require dynamic adjustment of block sizes in
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// AdjustBBOffsetsAfter; it's a big compile-time speed hit to check every
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// instruction in there, and none of these are currently used in the kernel.
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else if (strncasecmp(Str, ".macro", strlen(".macro"))==0 ||
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strncasecmp(Str, ".if", strlen(".if"))==0 ||
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strncasecmp(Str, ".align", strlen(".align"))==0 ||
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strncasecmp(Str, ".fill", strlen(".fill"))==0 ||
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strncasecmp(Str, ".space", strlen(".space"))==0 ||
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strncasecmp(Str, ".zerofill", strlen(".zerofill"))==0 ||
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strncasecmp(Str, ".p2align", strlen(".p2align"))==0 ||
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strncasecmp(Str, ".p2alignw", strlen(".p2alignw"))==0 ||
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strncasecmp(Str, ".p2alignl", strlen(".p2alignl"))==0 ||
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strncasecmp(Str, ".align32", strlen(".p2align32"))==0 ||
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strncasecmp(Str, ".include", strlen(".include"))==0)
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else if (strncmp(Str, ".macro", strlen(".macro"))==0 ||
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strncmp(Str, ".if", strlen(".if"))==0 ||
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strncmp(Str, ".align", strlen(".align"))==0 ||
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strncmp(Str, ".fill", strlen(".fill"))==0 ||
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strncmp(Str, ".space", strlen(".space"))==0 ||
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strncmp(Str, ".zerofill", strlen(".zerofill"))==0 ||
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strncmp(Str, ".p2align", strlen(".p2align"))==0 ||
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strncmp(Str, ".p2alignw", strlen(".p2alignw"))==0 ||
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strncmp(Str, ".p2alignl", strlen(".p2alignl"))==0 ||
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strncmp(Str, ".align32", strlen(".p2align32"))==0 ||
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strncmp(Str, ".include", strlen(".include"))==0)
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cerr << "Directive " << Str << " in asm may lead to invalid offsets for" <<
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" constant pools (the assembler will tell you if this happens).\n";
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// Some generate code, but this is only interesting in the text section.
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else if (inTextSection) {
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if (strncasecmp(Str, ".long", strlen(".long"))==0)
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if (strncmp(Str, ".long", strlen(".long"))==0)
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Length += 4*countArguments(Str+strlen(".long"));
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else if (strncasecmp(Str, ".short", strlen(".short"))==0)
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else if (strncmp(Str, ".short", strlen(".short"))==0)
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Length += 2*countArguments(Str+strlen(".short"));
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else if (strncasecmp(Str, ".byte", strlen(".byte"))==0)
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else if (strncmp(Str, ".byte", strlen(".byte"))==0)
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Length += 1*countArguments(Str+strlen(".byte"));
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else if (strncasecmp(Str, ".single", strlen(".single"))==0)
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else if (strncmp(Str, ".single", strlen(".single"))==0)
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Length += 4*countArguments(Str+strlen(".single"));
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else if (strncasecmp(Str, ".double", strlen(".double"))==0)
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else if (strncmp(Str, ".double", strlen(".double"))==0)
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Length += 8*countArguments(Str+strlen(".double"));
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else if (strncasecmp(Str, ".quad", strlen(".quad"))==0)
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else if (strncmp(Str, ".quad", strlen(".quad"))==0)
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Length += 16*countArguments(Str+strlen(".quad"));
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else if (strncasecmp(Str, ".ascii", strlen(".ascii"))==0)
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else if (strncmp(Str, ".ascii", strlen(".ascii"))==0)
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Length += countString(Str+strlen(".ascii"));
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else if (strncasecmp(Str, ".asciz", strlen(".asciz"))==0)
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else if (strncmp(Str, ".asciz", strlen(".asciz"))==0)
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Length += countString(Str+strlen(".asciz"))+1;
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}
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} else if (inTextSection) {
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@ -253,7 +261,7 @@ unsigned ARMTargetAsmInfo::getInlineAsmLength(const char *Str) const {
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atInsnStart = false;
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if (Subtarget->isThumb()) {
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// BL and BLX <non-reg> are 4 bytes, all others 2.
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if (strncasecmp(Str, "blx", strlen("blx"))==0) {
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if (strncmp(Str, "blx", strlen("blx"))==0) {
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const char* p = Str+3;
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while (*p && isspace(*p))
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p++;
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@ -261,7 +269,7 @@ unsigned ARMTargetAsmInfo::getInlineAsmLength(const char *Str) const {
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Length += 2; // BLX reg
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else
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Length += 4; // BLX non-reg
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} else if (strncasecmp(Str, "bl", strlen("bl"))==0)
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} else if (strncmp(Str, "bl", strlen("bl"))==0)
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Length += 4; // BL
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else
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Length += 2; // Thumb anything else
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@ -273,5 +281,6 @@ unsigned ARMTargetAsmInfo::getInlineAsmLength(const char *Str) const {
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if (*Str == '\n' || *Str == SeparatorChar)
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atInsnStart = true;
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}
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free(s_copy);
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return Length;
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}
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