vendor/llvm/llvm-release_39-r276489

1 files changed, 147 insertions, 0 deletions

diff --git a/test/CodeGen/Hexagon/memops-stack.ll b/test/CodeGen/Hexagon/memops-stack.ll
new file mode 100644
index 0000000000000..a8dc664591e90
--- /dev/null
+++ b/test/CodeGen/Hexagon/memops-stack.ll
@@ -0,0 +1,147 @@
+; RUN: llc -march=hexagon < %s | FileCheck %s
+
+target datalayout = "e-m:e-p:32:32:32-a:0-n16:32-i64:64:64-i32:32:32-i16:16:16-i1:8:8-f32:32:32-f64:64:64-v32:32:32-v64:64:64-v512:512:512-v1024:1024:1024-v2048:2048:2048"
+target triple = "hexagon"
+
+; CHECK-LABEL: test0
+; CHECK: memw(r29+#{{[0-9]+}}) += #1
+define void @test0() #0 {
+entry:
+  %x = alloca i32, align 4
+  %0 = bitcast i32* %x to i8*
+  call void @llvm.lifetime.start(i64 4, i8* %0) #3
+  call void @foo(i32* nonnull %x) #3
+  %1 = load i32, i32* %x, align 4, !tbaa !1
+  %inc = add nsw i32 %1, 1
+  store i32 %inc, i32* %x, align 4, !tbaa !1
+  call void @foo(i32* nonnull %x) #3
+  call void @llvm.lifetime.end(i64 4, i8* %0) #3
+  ret void
+}
+
+; CHECK-LABEL: test1
+; CHECK: memw(r29+#{{[0-9]+}}) -= #1
+define void @test1() #0 {
+entry:
+  %x = alloca i32, align 4
+  %0 = bitcast i32* %x to i8*
+  call void @llvm.lifetime.start(i64 4, i8* %0) #3
+  call void @foo(i32* nonnull %x) #3
+  %1 = load i32, i32* %x, align 4, !tbaa !1
+  %inc = sub nsw i32 %1, 1
+  store i32 %inc, i32* %x, align 4, !tbaa !1
+  call void @foo(i32* nonnull %x) #3
+  call void @llvm.lifetime.end(i64 4, i8* %0) #3
+  ret void
+}
+
+; CHECK-LABEL: test2
+; CHECK: memw(r29+#{{[0-9]+}}) = setbit(#0)
+define void @test2() #0 {
+entry:
+  %x = alloca i32, align 4
+  %0 = bitcast i32* %x to i8*
+  call void @llvm.lifetime.start(i64 4, i8* %0) #3
+  call void @foo(i32* nonnull %x) #3
+  %1 = load i32, i32* %x, align 4, !tbaa !1
+  %inc = or i32 %1, 1
+  store i32 %inc, i32* %x, align 4, !tbaa !1
+  call void @foo(i32* nonnull %x) #3
+  call void @llvm.lifetime.end(i64 4, i8* %0) #3
+  ret void
+}
+
+; CHECK-LABEL: test3
+; CHECK: memw(r29+#{{[0-9]+}}) = clrbit(#0)
+define void @test3() #0 {
+entry:
+  %x = alloca i32, align 4
+  %0 = bitcast i32* %x to i8*
+  call void @llvm.lifetime.start(i64 4, i8* %0) #3
+  call void @foo(i32* nonnull %x) #3
+  %1 = load i32, i32* %x, align 4, !tbaa !1
+  %inc = and i32 %1, -2
+  store i32 %inc, i32* %x, align 4, !tbaa !1
+  call void @foo(i32* nonnull %x) #3
+  call void @llvm.lifetime.end(i64 4, i8* %0) #3
+  ret void
+}
+
+; CHECK-LABEL: test4
+; CHECK: memw(r29+#{{[0-9]+}}) += r
+define void @test4(i32 %a) #0 {
+entry:
+  %x = alloca i32, align 4
+  %0 = bitcast i32* %x to i8*
+  call void @llvm.lifetime.start(i64 4, i8* %0) #3
+  call void @foo(i32* nonnull %x) #3
+  %1 = load i32, i32* %x, align 4, !tbaa !1
+  %inc = add nsw i32 %1, %a
+  store i32 %inc, i32* %x, align 4, !tbaa !1
+  call void @foo(i32* nonnull %x) #3
+  call void @llvm.lifetime.end(i64 4, i8* %0) #3
+  ret void
+}
+
+; CHECK-LABEL: test5
+; CHECK: memw(r29+#{{[0-9]+}}) -= r
+define void @test5(i32 %a) #0 {
+entry:
+  %x = alloca i32, align 4
+  %0 = bitcast i32* %x to i8*
+  call void @llvm.lifetime.start(i64 4, i8* %0) #3
+  call void @foo(i32* nonnull %x) #3
+  %1 = load i32, i32* %x, align 4, !tbaa !1
+  %inc = sub nsw i32 %1, %a
+  store i32 %inc, i32* %x, align 4, !tbaa !1
+  call void @foo(i32* nonnull %x) #3
+  call void @llvm.lifetime.end(i64 4, i8* %0) #3
+  ret void
+}
+
+; CHECK-LABEL: test6
+; CHECK: memw(r29+#{{[0-9]+}}) |= r
+define void @test6(i32 %a) #0 {
+entry:
+  %x = alloca i32, align 4
+  %0 = bitcast i32* %x to i8*
+  call void @llvm.lifetime.start(i64 4, i8* %0) #3
+  call void @foo(i32* nonnull %x) #3
+  %1 = load i32, i32* %x, align 4, !tbaa !1
+  %inc = or i32 %1, %a
+  store i32 %inc, i32* %x, align 4, !tbaa !1
+  call void @foo(i32* nonnull %x) #3
+  call void @llvm.lifetime.end(i64 4, i8* %0) #3
+  ret void
+}
+
+; CHECK-LABEL: test7
+; CHECK: memw(r29+#{{[0-9]+}}) &= r
+define void @test7(i32 %a) #0 {
+entry:
+  %x = alloca i32, align 4
+  %0 = bitcast i32* %x to i8*
+  call void @llvm.lifetime.start(i64 4, i8* %0) #3
+  call void @foo(i32* nonnull %x) #3
+  %1 = load i32, i32* %x, align 4, !tbaa !1
+  %inc = and i32 %1, %a
+  store i32 %inc, i32* %x, align 4, !tbaa !1
+  call void @foo(i32* nonnull %x) #3
+  call void @llvm.lifetime.end(i64 4, i8* %0) #3
+  ret void
+}
+
+
+declare void @foo(i32*) #2
+declare void @llvm.lifetime.start(i64, i8* nocapture) #1
+declare void @llvm.lifetime.end(i64, i8* nocapture) #1
+
+attributes #0 = { nounwind "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="hexagonv60" "target-features"="+hvx,-hvx-double" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #1 = { argmemonly nounwind }
+attributes #2 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="hexagonv60" "target-features"="+hvx,-hvx-double" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #3 = { nounwind }
+
+!1 = !{!2, !2, i64 0}
+!2 = !{!"int", !3, i64 0}
+!3 = !{!"omnipotent char", !4, i64 0}
+!4 = !{!"Simple C/C++ TBAA"}