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| author | Evan Cheng <evan.cheng@apple.com> | 2007-01-31 22:11:38 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2007-01-31 22:11:38 +0000 |
| commit | 2e309b15a71fbd746f47b19357717c5833686b31 (patch) | |
| tree | d1ecae773ce6680bf9e3068b1cfdeb36afab4663 /llvm/lib/Target | |
| parent | 1c5837dc4aba30764ffea7c481015f23867ba385 (diff) | |
| download | bcm5719-llvm-2e309b15a71fbd746f47b19357717c5833686b31.tar.gz bcm5719-llvm-2e309b15a71fbd746f47b19357717c5833686b31.zip | |
Add entry.
llvm-svn: 33723
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/ARM/README-Thumb.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/README-Thumb.txt b/llvm/lib/Target/ARM/README-Thumb.txt index c64457fe153..b0473da6a71 100644 --- a/llvm/lib/Target/ARM/README-Thumb.txt +++ b/llvm/lib/Target/ARM/README-Thumb.txt @@ -19,3 +19,7 @@ * If we know function size is less than (1 << 16) * 2 bytes, we can use 16-bit jumptable entries (e.g. (L1 - L2) >> 1). Or even smaller entries if the function is even smaller. This also applies to ARM. + +* In thumb mode, short, byte, and bool preferred alignments are currently set + to 4 to accommodate ISA restriction (i.e. add sp, #imm, imm must be multiple + of 4). |
