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llvm-svn: 35206
This commit is contained in:
Evan Cheng 2007-03-20 08:10:17 +00:00
parent 61f39d186c
commit 39eb62ea3b
1 changed files with 13 additions and 0 deletions
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llvm/lib/Target/ARM/README-Thumb.txt
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@ -154,3 +154,16 @@ is done, we should save R3 to a high callee saved reg at emitPrologue time
(when hasFP is true or stack size is large) and restore R3 from that register (when hasFP is true or stack size is large) and restore R3 from that register
instead. This allows us to at least get rid of the save to r12 everytime it is instead. This allows us to at least get rid of the save to r12 everytime it is
used. used.
//===---------------------------------------------------------------------===//
Poor codegen test/CodeGen/ARM/select.ll f7:
ldr r5, LCPI1_0
LPC0:
add r5, pc
ldr r6, LCPI1_1
ldr r2, LCPI1_2
cpy r3, r6
cpy lr, pc
bx r5