LLVM_DEBUG(dbgs() << "Replacing load of size " << size << " with constant "
<< val << '\n');
- SDValue NVal = CurDAG->getConstant(val, DL, MVT::i64);
+ SDValue NVal = CurDAG->getConstant(val, DL, LD->getValueType(0));
// After replacement, the current node is dead, we need to
// go backward one step to make iterator still work
--- /dev/null
+; RUN: llc < %s -march=bpfel -mattr=+alu32 -verify-machineinstrs | FileCheck %s
+; RUN: llc < %s -march=bpfeb -mattr=+alu32 -verify-machineinstrs | FileCheck %s
+;
+; Source Code:
+; struct t {
+; unsigned char a;
+; unsigned char b;
+; unsigned char c;
+; };
+; extern void foo(void *);
+; int test() {
+; struct t v = {
+; .b = 2,
+; };
+; foo(&v);
+; return 0;
+; }
+; Compilation flag:
+; clang -target bpf -O2 -S -emit-llvm t.c
+
+%struct.t = type { i8, i8, i8 }
+
+@__const.test.v = private unnamed_addr constant %struct.t { i8 0, i8 2, i8 0 }, align 1
+
+; Function Attrs: nounwind
+define dso_local i32 @test() local_unnamed_addr {
+entry:
+ %v1 = alloca [3 x i8], align 1
+ %v1.sub = getelementptr inbounds [3 x i8], [3 x i8]* %v1, i64 0, i64 0
+ call void @llvm.lifetime.start.p0i8(i64 3, i8* nonnull %v1.sub)
+ call void @llvm.memcpy.p0i8.p0i8.i64(i8* nonnull align 1 dereferenceable(3) %v1.sub, i8* nonnull align 1 dereferenceable(3) getelementptr inbounds (%struct.t, %struct.t* @__const.test.v, i64 0, i32 0), i64 3, i1 false)
+ call void @foo(i8* nonnull %v1.sub)
+ call void @llvm.lifetime.end.p0i8(i64 3, i8* nonnull %v1.sub)
+ ret i32 0
+}
+; CHECK-NOT: w{{[0-9]+}} = *(u16 *)
+; CHECK-NOT: w{{[0-9]+}} = *(u8 *)
+; CHECK: *(u16 *)(r10 - 4) = w{{[0-9]+}}
+; CHECK: *(u8 *)(r10 - 2) = w{{[0-9]+}}
+
+; Function Attrs: argmemonly nounwind willreturn
+declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture)
+
+; Function Attrs: argmemonly nounwind willreturn
+declare void @llvm.memcpy.p0i8.p0i8.i64(i8* noalias nocapture writeonly, i8* noalias nocapture readonly, i64, i1 immarg)
+
+declare dso_local void @foo(i8*) local_unnamed_addr
+
+; Function Attrs: argmemonly nounwind willreturn
+declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture)