[llvm] r345665 - [ARM][NFC] Make tests immune to better div optimizations

[David Bolvansky via llvm-commits]

Author: xbolva00
Date: Tue Oct 30 15:08:13 2018
New Revision: 345665

URL: http://llvm.org/viewvc/llvm-project?rev=345665&view=rev
Log:
[ARM][NFC] Make tests immune to better div optimizations

Summary: Related to D52504

Reviewers: spatel

Reviewed By: spatel

Subscribers: javed.absar, kristof.beyls, chrib, llvm-commits

Differential Revision: https://reviews.llvm.org/D53901

Modified:
    llvm/trunk/test/CodeGen/ARM/fold-sext-sextload.ll
    llvm/trunk/test/CodeGen/ARM/fold-zext-zextload.ll
    llvm/trunk/test/CodeGen/ARM/vector-extend-narrow.ll

Modified: llvm/trunk/test/CodeGen/ARM/fold-sext-sextload.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/fold-sext-sextload.ll?rev=345665&r1=345664&r2=345665&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/fold-sext-sextload.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/fold-sext-sextload.ll Tue Oct 30 15:08:13 2018
@@ -1,15 +1,14 @@
 ; RUN: llc -mtriple armv7 %s -stop-before=livedebugvalues -o - | FileCheck %s
 
-define <4 x i8> @i(<4 x i8>*) !dbg !8 {
-  %2 = load <4 x i8>, <4 x i8>* %0, align 4, !dbg !14
+define <4 x i8> @i(<4 x i8>*, <4 x i8>) !dbg !8 {
+  %3 = load <4 x i8>, <4 x i8>* %0, align 4, !dbg !14
   ; CHECK: $[[reg:.*]] = VLD1LNd32 {{.*}} debug-location !14 :: (load 4 from %ir.0)
-  ; CHECK-NEXT: VMOVLsv8i16 {{.*}} $[[reg]], {{.*}} debug-location !14
-  ; CHECK-NEXT: VMOVLsv4i32 {{.*}} $[[reg]], {{.*}} debug-location !14
-
-  %3 = sdiv <4 x i8> zeroinitializer, %2, !dbg !15
-  call void @llvm.dbg.value(metadata <4 x i8> %2, metadata !11, metadata !DIExpression()), !dbg !14
-  call void @llvm.dbg.value(metadata <4 x i8> %3, metadata !13, metadata !DIExpression()), !dbg !15
-  ret <4 x i8> %3, !dbg !16
+  ; CHECK: VMOVLsv8i16 {{.*}} $[[reg]], {{.*}} debug-location !14
+  ; CHECK: VMOVLsv4i32 {{.*}} $[[reg]], {{.*}} debug-location !14
+  %4 = sdiv <4 x i8> %1, %3, !dbg !15
+  call void @llvm.dbg.value(metadata <4 x i8> %3, metadata !11, metadata !DIExpression()), !dbg !14
+  call void @llvm.dbg.value(metadata <4 x i8> %4, metadata !13, metadata !DIExpression()), !dbg !15
+  ret <4 x i8> %4, !dbg !16
 }
 
 declare void @llvm.dbg.value(metadata, metadata, metadata)

Modified: llvm/trunk/test/CodeGen/ARM/fold-zext-zextload.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/fold-zext-zextload.ll?rev=345665&r1=345664&r2=345665&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/fold-zext-zextload.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/fold-zext-zextload.ll Tue Oct 30 15:08:13 2018
@@ -1,15 +1,14 @@
 ; RUN: llc -mtriple armv7 %s -stop-before=livedebugvalues -o - | FileCheck %s
 
-define <4 x i8> @i(<4 x i8>*) !dbg !8 {
-  %2 = load <4 x i8>, <4 x i8>* %0, align 4, !dbg !14
+define <4 x i8> @i(<4 x i8>*, <4 x i8>) !dbg !8 {
+  %3 = load <4 x i8>, <4 x i8>* %0, align 4, !dbg !14
   ; CHECK: $[[reg:.*]] = VLD1LNd32 {{.*}} debug-location !14 :: (load 4 from %ir.0)
   ; CHECK-NEXT: VMOVLuv8i16 {{.*}} $[[reg]], {{.*}} debug-location !14
   ; CHECK-NEXT: VMOVLuv4i32 {{.*}} $[[reg]], {{.*}} debug-location !14
-
-  %3 = udiv <4 x i8> zeroinitializer, %2, !dbg !15
-  call void @llvm.dbg.value(metadata <4 x i8> %2, metadata !11, metadata !DIExpression()), !dbg !14
-  call void @llvm.dbg.value(metadata <4 x i8> %3, metadata !13, metadata !DIExpression()), !dbg !15
-  ret <4 x i8> %3, !dbg !16
+  %4 = udiv <4 x i8> %1, %3, !dbg !15
+  call void @llvm.dbg.value(metadata <4 x i8> %3, metadata !11, metadata !DIExpression()), !dbg !14
+  call void @llvm.dbg.value(metadata <4 x i8> %4, metadata !13, metadata !DIExpression()), !dbg !15
+  ret <4 x i8> %4, !dbg !16
 }
 
 declare void @llvm.dbg.value(metadata, metadata, metadata)

Modified: llvm/trunk/test/CodeGen/ARM/vector-extend-narrow.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/vector-extend-narrow.ll?rev=345665&r1=345664&r2=345665&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/vector-extend-narrow.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/vector-extend-narrow.ll Tue Oct 30 15:08:13 2018
@@ -48,7 +48,7 @@ define <4 x i8> @h(<4 x float> %v) {
 }
 
 ; CHECK-LABEL: i:
-define <4 x i8> @i(<4 x i8>* %x) {
+define <4 x i8> @i(<4 x i8>* %x, <4 x i8> %y) {
 ; Note: vld1 here is reasonably important. Mixing VFP and NEON
 ; instructions is bad on some cores
   ; CHECK: vld1
@@ -59,7 +59,7 @@ define <4 x i8> @i(<4 x i8>* %x) {
   ; CHECK: vmul
   ; CHECK: vmovn
   %1 = load <4 x i8>, <4 x i8>* %x, align 4
-  %2 = sdiv <4 x i8> zeroinitializer, %1
+  %2 = sdiv <4 x i8> %y, %1
   ret <4 x i8> %2
 }
 ; CHECK-LABEL: j: