[llvm] ce8b85c - [NFC][PowerPC] Add a new test case loop-comment.ll

[Kang Zhang via llvm-commits]

Author: Kang Zhang
Date: 2020-04-02T10:16:02Z
New Revision: ce8b85c0b8e7a4e946e234218dd45f5d0c4abfb4

URL: https://github.com/llvm/llvm-project/commit/ce8b85c0b8e7a4e946e234218dd45f5d0c4abfb4
DIFF: https://github.com/llvm/llvm-project/commit/ce8b85c0b8e7a4e946e234218dd45f5d0c4abfb4.diff

LOG: [NFC][PowerPC] Add a new test case loop-comment.ll

Added: 
    llvm/test/CodeGen/PowerPC/loop-comment.ll

Modified: 
    

Removed: 
    


################################################################################
diff  --git a/llvm/test/CodeGen/PowerPC/loop-comment.ll b/llvm/test/CodeGen/PowerPC/loop-comment.ll
new file mode 100644
index 000000000000..b33d62bf96c6
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/loop-comment.ll
@@ -0,0 +1,21 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=powerpc64le-linux-gnu < %s | FileCheck %s -check-prefix=PPC64LE
+
+define void @test(i8* %ptr, i8 %cmp, i8 %val) {
+; PPC64LE-LABEL: test:
+; PPC64LE:       # %bb.0:
+; PPC64LE-NEXT:    rlwinm 4, 4, 0, 24, 31
+; PPC64LE-NEXT:  .LBB0_1: #
+; PPC64LE-NEXT:    lbarx 6, 0, 3
+; PPC64LE-NEXT:    cmpw 4, 6
+; PPC64LE-NEXT:    bne 0, .LBB0_3
+; PPC64LE-NEXT:  # %bb.2: #
+; PPC64LE-NEXT:    stbcx. 5, 0, 3
+; PPC64LE-NEXT:    beqlr 0
+; PPC64LE-NEXT:    b .LBB0_1
+; PPC64LE-NEXT:  .LBB0_3:
+; PPC64LE-NEXT:    stbcx. 6, 0, 3
+; PPC64LE-NEXT:    blr
+  %res = cmpxchg i8* %ptr, i8 %cmp, i8 %val monotonic monotonic
+  ret void
+}