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| author | Chris Lattner <sabre@nondot.org> | 2006-01-31 22:59:46 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-01-31 22:59:46 +0000 |
| commit | 64387c3e9cb5f66359037992d5609a5d069edc12 (patch) | |
| tree | e3b9ff9125bbd14139bc93b649466b3bba374f18 /llvm/lib/Target | |
| parent | 72d5c256c9a7d87b7424cdc4f7b33fd57312ab1b (diff) | |
| download | bcm5719-llvm-64387c3e9cb5f66359037992d5609a5d069edc12.tar.gz bcm5719-llvm-64387c3e9cb5f66359037992d5609a5d069edc12.zip | |
turning these into 'adds' would require extra copies
llvm-svn: 25858
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/X86/README.txt | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/llvm/lib/Target/X86/README.txt b/llvm/lib/Target/X86/README.txt index 45f2f4a6f57..becf9a459b8 100644 --- a/llvm/lib/Target/X86/README.txt +++ b/llvm/lib/Target/X86/README.txt @@ -247,21 +247,19 @@ llvm-as < setuge.ll | llc -march=x86 -mcpu=yonah -enable-x86-sse _cmp: subl $4, %esp -1) leal 20(%esp), %eax + leal 20(%esp), %eax movss 12(%esp), %xmm0 -1) leal 16(%esp), %ecx + leal 16(%esp), %ecx ucomiss 8(%esp), %xmm0 cmovb %ecx, %eax -2) movss (%eax), %xmm0 -2) movss %xmm0, (%esp) +1) movss (%eax), %xmm0 +1) movss %xmm0, (%esp) flds (%esp) addl $4, %esp ret -1) These LEA's should be adds. This is tricky because they are FrameIndex's - before prolog-epilog rewriting. -2) We shouldn't load into XMM regs only to store it back. +1) We shouldn't load into XMM regs only to store it back. //===---------------------------------------------------------------------===// |
