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2010 Feb 11
0
[LLVMdev] adding switches to llvm-ld to disable certain optimizations.
On Feb 10, 2010, at 9:17 PM, Sanjiv Gupta wrote: > Dan Gohman wrote: >> Have you ever investigated the following approach? Define fake >> register+register forms of common instructions, in addition to the >> register+memory forms. Let the instruction selector work as if >> everything were in registers. Then, since there's only one physical >> register, the
2010 Feb 11
3
[LLVMdev] adding switches to llvm-ld to disable certain optimizations.
Dan Gohman wrote: > Have you ever investigated the following approach? Define fake > register+register forms of common instructions, in addition to the > register+memory forms. Let the instruction selector work as if > everything were in registers. Then, since there's only one physical > register, the register allocator will have to spill, and the spills > and reloads can