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| author | comex | 2015-02-24 20:57:12 -0500 |
|---|---|---|
| committer | comex | 2015-02-24 20:57:12 -0500 |
| commit | 11d6f5764e35bdddae7a4aaf23fd859eecb48c8f (patch) | |
| tree | 59d1be8a346c15c2e1287d31ce04eabd58eb3104 /lib/arm64 | |
| parent | fix armv7 syscall registers :o (diff) | |
| download | substitute-11d6f5764e35bdddae7a4aaf23fd859eecb48c8f.tar.gz | |
Add unaligned read/write functions.
I thought I could get away without since I wasn't (presently) targeting
systems without hardware support for unaligned accesses, but on armv7
clang insists on optimizing into the one ARM instruction that requires
alignment anyway - LDM/STM. Oops. Damnit, clang.
Diffstat (limited to 'lib/arm64')
| -rw-r--r-- | lib/arm64/dis-main.inc.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/arm64/dis-main.inc.h b/lib/arm64/dis-main.inc.h index a009189..cb24065 100644 --- a/lib/arm64/dis-main.inc.h +++ b/lib/arm64/dis-main.inc.h @@ -65,7 +65,7 @@ static INLINE void P(GPR64_Rn_2_BLR)(tdis_ctx ctx, UNUSED struct bitslice Rn) { } static INLINE void P(dis)(tdis_ctx ctx) { - uint32_t op = ctx->base.op = *(uint32_t *) ctx->base.ptr; + uint32_t op = ctx->base.op = unaligned_r32(ctx->base.ptr); ctx->base.op_size = ctx->base.newop_size = 4; /* clang doesn't realize that this is unreachable and generates code like * "and ecx, 0x1f; cmp ecx, 0x1f; ja abort". Yeah, nice job there. */ |