[llvm] 5184aaf - [PowerPC][NFC] reuse a case for checking hardware loop intrinsic input

[Chen Zheng via llvm-commits]

Author: Chen Zheng
Date: 2022-12-19T20:15:10-05:00
New Revision: 5184aaf6d3fe5589d4e955ed7060e985d10df544

URL: https://github.com/llvm/llvm-project/commit/5184aaf6d3fe5589d4e955ed7060e985d10df544
DIFF: https://github.com/llvm/llvm-project/commit/5184aaf6d3fe5589d4e955ed7060e985d10df544.diff

LOG: [PowerPC][NFC] reuse a case for checking hardware loop intrinsic input

Added: 
    

Modified: 
    llvm/test/CodeGen/PowerPC/ctrloop-intrin.ll

Removed: 
    


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diff  --git a/llvm/test/CodeGen/PowerPC/ctrloop-intrin.ll b/llvm/test/CodeGen/PowerPC/ctrloop-intrin.ll
index 002d73fb27558..0d18b68ad2609 100644
--- a/llvm/test/CodeGen/PowerPC/ctrloop-intrin.ll
+++ b/llvm/test/CodeGen/PowerPC/ctrloop-intrin.ll
@@ -1,4 +1,4 @@
-; RUN: llc -verify-machineinstrs < %s
+; RUN: llc -verify-machineinstrs < %s | FileCheck %s
 ; ModuleID = 'new.bc'
 target datalayout = "e-m:e-i64:64-n32:64"
 target triple = "powerpc64le--linux-gnu"
@@ -28,6 +28,11 @@ declare ptr @halide_string_to_string(ptr, ptr, ptr) #1
 ; Function Attrs: nounwind
 declare ptr @halide_int64_to_string(ptr, ptr, i64, i32) #1
 
+;; FIXME: hardware loop should not be generated in the loop that already has a
+;; user defined hardware loop. Only one mtctr should be in the final assembly.
+; CHECK-LABEL: halide_double_to_string
+; CHECK-COUNT-2: mtctr
+
 ; Function Attrs: nounwind
 define weak ptr @halide_double_to_string(ptr %dst, ptr %end, double %arg, i32 %scientific) #1 {
 entry: