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author | Chris Lattner <sabre@nondot.org> | 2009-09-08 22:38:46 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2009-09-08 22:38:46 +0000 |
commit | 7896c8ba58caac992f75a147f01796c38c9210e2 (patch) | |
tree | 88e541e826bf5e46d6898ce67c309c8b4664ce66 /llvm/test/CodeGen/X86/lea.ll | |
parent | 72a13d2476706227a6ae42001631b1e5ac4db956 (diff) | |
download | bcm5719-llvm-7896c8ba58caac992f75a147f01796c38c9210e2.tar.gz bcm5719-llvm-7896c8ba58caac992f75a147f01796c38c9210e2.zip |
filecheckize some tests
llvm-svn: 81259
Diffstat (limited to 'llvm/test/CodeGen/X86/lea.ll')
-rw-r--r-- | llvm/test/CodeGen/X86/lea.ll | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/llvm/test/CodeGen/X86/lea.ll b/llvm/test/CodeGen/X86/lea.ll index 30a477ad120..1b295a4265e 100644 --- a/llvm/test/CodeGen/X86/lea.ll +++ b/llvm/test/CodeGen/X86/lea.ll @@ -1,9 +1,34 @@ -; RUN: llvm-as < %s | llc -march=x86 -; RUN: llvm-as < %s | llc -march=x86 | not grep orl +; RUN: llvm-as < %s | llc -march=x86-64 | FileCheck %s -define i32 @test(i32 %x) { - %tmp1 = shl i32 %x, 3 ; <i32> [#uses=1] - %tmp2 = add i32 %tmp1, 7 ; <i32> [#uses=1] +define i32 @test1(i32 %x) nounwind { + %tmp1 = shl i32 %x, 3 + %tmp2 = add i32 %tmp1, 7 ret i32 %tmp2 +; CHECK: test1: +; CHECK: leal 7(,%rdi,8), %eax } + +; ISel the add of -4 with a neg and use an lea for the rest of the +; arithemtic. +define i32 @test2(i32 %x_offs) nounwind readnone { +entry: + %t0 = icmp sgt i32 %x_offs, 4 + br i1 %t0, label %bb.nph, label %bb2 + +bb.nph: + %tmp = add i32 %x_offs, -5 + %tmp6 = lshr i32 %tmp, 2 + %tmp7 = mul i32 %tmp6, -4 + %tmp8 = add i32 %tmp7, %x_offs + %tmp9 = add i32 %tmp8, -4 + ret i32 %tmp9 + +bb2: + ret i32 %x_offs +; CHECK: test2: +; CHECK: leal -5(%rdi), %eax +; CHECK: andl $4294967292, %eax +; CHECK: negl %eax +; CHECK: leal -4(%rdi,%rax), %eax +} |