[PATCH] D35640: [lld] [COFF] Align import address chunks to the pointer size
Rui Ueyama via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Jul 19 14:02:29 PDT 2017
ruiu added inline comments.
================
Comment at: COFF/Chunks.cpp:186
static void applyArm64Ldr(uint8_t *Off, uint64_t Imm) {
int Size = read32le(Off) >> 30;
+ if ((Imm & ((1 << Size) - 1)) != 0)
----------------
It is better to use uint32_t so that you don't need to think about sign-extended shift.
================
Comment at: COFF/Chunks.cpp:187
int Size = read32le(Off) >> 30;
+ if ((Imm & ((1 << Size) - 1)) != 0)
+ fatal("Misaligned ldr/str offset");
----------------
Use llvm::isPowerOf2_32.
================
Comment at: COFF/Chunks.cpp:188
+ if ((Imm & ((1 << Size) - 1)) != 0)
+ fatal("Misaligned ldr/str offset");
Imm >>= Size;
----------------
Error messages should start with lowercase letter.
https://reviews.llvm.org/D35640
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