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| author | Dan Gohman <gohman@apple.com> | 2009-07-22 23:26:55 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2009-07-22 23:26:55 +0000 |
| commit | 3dffbbf52219eb0bef12e337785e78ac95eafd9a (patch) | |
| tree | bc31c1906f884f84dab108f72b37f1195f7fe0df /test | |
| parent | beee2c27e382e52631cd8c7a53746b5c3ff52ab5 (diff) | |
| download | external_llvm-3dffbbf52219eb0bef12e337785e78ac95eafd9a.zip external_llvm-3dffbbf52219eb0bef12e337785e78ac95eafd9a.tar.gz external_llvm-3dffbbf52219eb0bef12e337785e78ac95eafd9a.tar.bz2 | |
x86 isel tweak: use lea (%reg,%reg) instead of lea (,%reg,2).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76817 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/X86/avoid-lea-scale2.ll | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/CodeGen/X86/avoid-lea-scale2.ll b/test/CodeGen/X86/avoid-lea-scale2.ll new file mode 100644 index 0000000..c84662d --- /dev/null +++ b/test/CodeGen/X86/avoid-lea-scale2.ll @@ -0,0 +1,8 @@ +; RUN: llvm-as < %s | llc -march=x86-64 | grep {leal.*-2(\[%\]rdi,\[%\]rdi)} + +define i32 @foo(i32 %x) nounwind readnone { + %t0 = shl i32 %x, 1 + %t1 = add i32 %t0, -2 + ret i32 %t1 +} + |