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llvm-svn: 33723
This commit is contained in:
Evan Cheng 2007-01-31 22:11:38 +00:00
parent 1c5837dc4a
commit 2e309b15a7
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4
llvm/lib/Target/ARM/README-Thumb.txt
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@ -19,3 +19,7 @@
* If we know function size is less than (1 << 16) * 2 bytes, we can use 16-bit * 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 jumptable entries (e.g. (L1 - L2) >> 1). Or even smaller entries if the
function is even smaller. This also applies to ARM. 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).