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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-06-17 03:47:30 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-06-17 03:47:30 +0000 |
| commit | 3982029f60761b30e0a3c222e5b9168e67b7c51c (patch) | |
| tree | 57867c515405e0e8051573c16f1e095fc81423d4 /llvm/lib/Bitcode/Reader/BitcodeReader.cpp | |
| parent | c976f01d3f9e729b7b6d36445cafe53d072efd14 (diff) | |
Allocate SystemZ callee-saved registers backwards: R13-R6
The reserved R14-R15 are always saved in the prolog, and using CSRs
starting from R13 allows them to be saved in one instruction.
Thanks to Anton for explaining this.
llvm-svn: 133233
Diffstat (limited to 'llvm/lib/Bitcode/Reader/BitcodeReader.cpp')
0 files changed, 0 insertions, 0 deletions