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Unwind: clean up some GCC warnings

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This cleans up a set of -Wsign-conversion, -Wint-conversion, and -Wformat
warnings from GCC 4.9.2 on Linux.  NFC.

llvm-svn: 230606
This commit is contained in:
Saleem Abdulrasool 2015-02-26 04:01:37 +00:00
parent fb9015ddaa
commit bd04c44f48
2 changed files with 9 additions and 8 deletions
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14
libcxxabi/src/Unwind/DwarfInstructions.hpp
View File

@ -605,7 +605,7 @@ DwarfInstructions<A, R>::evaluateExpression(pint_t expression, A &addressSpace,
case DW_OP_lit29:
case DW_OP_lit30:
case DW_OP_lit31:
value = opcode - DW_OP_lit0;
value = static_cast<pint_t>(opcode - DW_OP_lit0);
*(++sp) = value;
if (log)
fprintf(stderr, "push literal 0x%" PRIx64 "\n", (uint64_t)value);
@ -643,14 +643,14 @@ DwarfInstructions<A, R>::evaluateExpression(pint_t expression, A &addressSpace,
case DW_OP_reg29:
case DW_OP_reg30:
case DW_OP_reg31:
reg = opcode - DW_OP_reg0;
reg = static_cast<uint32_t>(opcode - DW_OP_reg0);
*(++sp) = registers.getRegister((int)reg);
if (log)
fprintf(stderr, "push reg %d\n", reg);
break;
case DW_OP_regx:
reg = (uint32_t)addressSpace.getULEB128(p, expressionEnd);
reg = static_cast<uint32_t>(addressSpace.getULEB128(p, expressionEnd));
*(++sp) = registers.getRegister((int)reg);
if (log)
fprintf(stderr, "push reg %d + 0x%" PRIx64 "\n", reg, (uint64_t)svalue);
@ -688,18 +688,18 @@ DwarfInstructions<A, R>::evaluateExpression(pint_t expression, A &addressSpace,
case DW_OP_breg29:
case DW_OP_breg30:
case DW_OP_breg31:
reg = opcode - DW_OP_breg0;
reg = static_cast<uint32_t>(opcode - DW_OP_breg0);
svalue = (sint_t)addressSpace.getSLEB128(p, expressionEnd);
svalue += registers.getRegister((int)reg);
svalue += static_cast<sint_t>(registers.getRegister((int)reg));
*(++sp) = (pint_t)(svalue);
if (log)
fprintf(stderr, "push reg %d + 0x%" PRIx64 "\n", reg, (uint64_t)svalue);
break;
case DW_OP_bregx:
reg = (uint32_t)addressSpace.getULEB128(p, expressionEnd);
reg = static_cast<uint32_t>(addressSpace.getULEB128(p, expressionEnd));
svalue = (sint_t)addressSpace.getSLEB128(p, expressionEnd);
svalue += registers.getRegister((int)reg);
svalue += static_cast<sint_t>(registers.getRegister((int)reg));
*(++sp) = (pint_t)(svalue);
if (log)
fprintf(stderr, "push reg %d + 0x%" PRIx64 "\n", reg, (uint64_t)svalue);

3
libcxxabi/src/Unwind/libunwind.cpp
View File

@ -309,7 +309,8 @@ _LIBUNWIND_EXPORT void unw_save_vfp_as_X(unw_cursor_t *cursor) {
/// SPI: walks cached dwarf entries
_LIBUNWIND_EXPORT void unw_iterate_dwarf_unwind_cache(void (*func)(
unw_word_t ip_start, unw_word_t ip_end, unw_word_t fde, unw_word_t mh)) {
_LIBUNWIND_TRACE_API("unw_iterate_dwarf_unwind_cache(func=%p)\n", func);
_LIBUNWIND_TRACE_API("unw_iterate_dwarf_unwind_cache(func=%p)\n",
reinterpret_cast<void *>(func));
DwarfFDECache<LocalAddressSpace>::iterateCacheEntries(func);
}