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authorChris Lattner <sabre@nondot.org>2009-09-08 22:38:46 +0000
committerChris Lattner <sabre@nondot.org>2009-09-08 22:38:46 +0000
commit7896c8ba58caac992f75a147f01796c38c9210e2 (patch)
tree88e541e826bf5e46d6898ce67c309c8b4664ce66 /llvm/test/CodeGen/X86/lea.ll
parent72a13d2476706227a6ae42001631b1e5ac4db956 (diff)
downloadbcm5719-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.ll35
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
+}
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