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authorPirama Arumuga Nainar <pirama@google.com>2015-05-06 11:46:36 -0700
committerPirama Arumuga Nainar <pirama@google.com>2015-05-18 10:52:30 -0700
commit2c3e0051c31c3f5b2328b447eadf1cf9c4427442 (patch)
treec0104029af14e9f47c2ef58ca60e6137691f3c9b /test/CodeGen/Mips/dagcombine_crash.ll
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Update aosp/master LLVM for rebase to r235153
Change-Id: I9bf53792f9fc30570e81a8d80d296c681d005ea7 (cherry picked from commit 0c7f116bb6950ef819323d855415b2f2b0aad987)
Diffstat (limited to 'test/CodeGen/Mips/dagcombine_crash.ll')
-rw-r--r--test/CodeGen/Mips/dagcombine_crash.ll25
1 files changed, 25 insertions, 0 deletions
diff --git a/test/CodeGen/Mips/dagcombine_crash.ll b/test/CodeGen/Mips/dagcombine_crash.ll
new file mode 100644
index 0000000..6fcf2b4
--- /dev/null
+++ b/test/CodeGen/Mips/dagcombine_crash.ll
@@ -0,0 +1,25 @@
+; RUN: llc -o - %s | FileCheck %s
+; The selection DAG select(select()) normalisation crashed for different types
+; on the condition inputs.
+target datalayout = "E-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"
+target triple = "mips--"
+
+; CHECK-LABEL: foobar
+; CHECK: sltiu ${{[0-9]*}}, ${{[0-9]*}}, 42
+; CHECK: sltiu ${{[0-9]*}}, ${{[0-9]*}}, 23
+; CHECK: and ${{[0-9]*}}, ${{[0-9]*}}, ${{[0-9]*}}
+; CHECK: sltu ${{[0-9]*}}, ${{[0-9]*}}, ${{[0-9]*}}
+; CHECK: addiu ${{[0-9]*}}, ${{[0-9]*}}, -1
+; CHECK: movn ${{[0-9]*}}, ${{[0-9]*}}, ${{[0-9]*}}
+; CHECK: jr $ra
+; CHECK: move ${{[0-9]*}}, ${{[0-9]*}}
+define i64 @foobar(i32 %arg) #0 {
+entry:
+ %cmp0 = icmp ult i32 %arg, 23
+ %cmp1 = icmp ult i32 %arg, 42
+ %and = and i1 %cmp0, %cmp1
+ %cmp2 = icmp ugt i32 %arg, 0
+ %sext = sext i1 %cmp1 to i64
+ %retval.0 = select i1 %and, i64 %sext, i64 0
+ ret i64 %retval.0
+}