Ensure bitcode encoding of instructions and their operands stays stable.
This includes instructions that relate to memory access (load/store/GEP), comparison instructions and calls.
Work was done by lama.saba@intel.com.
llvm-svn: 202647
diff --git a/llvm/test/Bitcode/memInstructions.3.2.ll b/llvm/test/Bitcode/memInstructions.3.2.ll
new file mode 100644
index 0000000..868e4b5
--- /dev/null
+++ b/llvm/test/Bitcode/memInstructions.3.2.ll
@@ -0,0 +1,308 @@
+; RUN: llvm-dis < %s.bc| FileCheck %s
+
+; memOperations.3.2.ll.bc was generated by passing this file to llvm-as-3.2.
+; The test checks that LLVM does not misread memory related instructions of
+; older bitcode files.
+
+define void @alloca(){
+entry:
+; CHECK: %res1 = alloca i8
+ %res1 = alloca i8
+
+; CHECK-NEXT: %res2 = alloca i8, i32 2
+ %res2 = alloca i8, i32 2
+
+; CHECK-NEXT: %res3 = alloca i8, i32 2, align 4
+ %res3 = alloca i8, i32 2, align 4
+
+; CHECK-NEXT: %res4 = alloca i8, align 4
+ %res4 = alloca i8, align 4
+
+ ret void
+}
+
+define void @load(){
+entry:
+ %ptr1 = alloca i8
+ store i8 2, i8* %ptr1
+
+; CHECK: %res1 = load i8* %ptr1
+ %res1 = load i8* %ptr1
+
+; CHECK-NEXT: %res2 = load volatile i8* %ptr1
+ %res2 = load volatile i8* %ptr1
+
+; CHECK-NEXT: %res3 = load i8* %ptr1, align 1
+ %res3 = load i8* %ptr1, align 1
+
+; CHECK-NEXT: %res4 = load volatile i8* %ptr1, align 1
+ %res4 = load volatile i8* %ptr1, align 1
+
+; CHECK-NEXT: %res5 = load i8* %ptr1, !nontemporal !0
+ %res5 = load i8* %ptr1, !nontemporal !0
+
+; CHECK-NEXT: %res6 = load volatile i8* %ptr1, !nontemporal !0
+ %res6 = load volatile i8* %ptr1, !nontemporal !0
+
+; CHECK-NEXT: %res7 = load i8* %ptr1, align 1, !nontemporal !0
+ %res7 = load i8* %ptr1, align 1, !nontemporal !0
+
+; CHECK-NEXT: %res8 = load volatile i8* %ptr1, align 1, !nontemporal !0
+ %res8 = load volatile i8* %ptr1, align 1, !nontemporal !0
+
+; CHECK-NEXT: %res9 = load i8* %ptr1, !invariant.load !1
+ %res9 = load i8* %ptr1, !invariant.load !1
+
+; CHECK-NEXT: %res10 = load volatile i8* %ptr1, !invariant.load !1
+ %res10 = load volatile i8* %ptr1, !invariant.load !1
+
+; CHECK-NEXT: %res11 = load i8* %ptr1, align 1, !invariant.load !1
+ %res11 = load i8* %ptr1, align 1, !invariant.load !1
+
+; CHECK-NEXT: %res12 = load volatile i8* %ptr1, align 1, !invariant.load !1
+ %res12 = load volatile i8* %ptr1, align 1, !invariant.load !1
+
+; CHECK-NEXT: %res13 = load i8* %ptr1, {{[(!nontemporal !0, !invariant.load !1) | (!invariant.load !1, !nontemporal !0)]}}
+ %res13 = load i8* %ptr1, !nontemporal !0, !invariant.load !1
+
+; CHECK-NEXT: %res14 = load volatile i8* %ptr1, {{[(!nontemporal !0, !invariant.load !1) | (!invariant.load !1, !nontemporal !0)]}}
+ %res14 = load volatile i8* %ptr1, !nontemporal !0, !invariant.load !1
+
+; CHECK-NEXT: %res15 = load i8* %ptr1, align 1, {{[(!nontemporal !0, !invariant.load !1) | (!invariant.load !1, !nontemporal !0)]}}
+ %res15 = load i8* %ptr1, align 1, !nontemporal !0, !invariant.load !1
+
+; CHECK-NEXT: %res16 = load volatile i8* %ptr1, align 1, {{[(!nontemporal !0, !invariant.load !1) | (!invariant.load !1, !nontemporal !0)]}}
+ %res16 = load volatile i8* %ptr1, align 1, !nontemporal !0, !invariant.load !1
+
+ ret void
+}
+
+define void @loadAtomic(){
+entry:
+ %ptr1 = alloca i8
+ store i8 2, i8* %ptr1
+
+; CHECK: %res1 = load atomic i8* %ptr1 unordered, align 1
+ %res1 = load atomic i8* %ptr1 unordered, align 1
+
+; CHECK-NEXT: %res2 = load atomic i8* %ptr1 monotonic, align 1
+ %res2 = load atomic i8* %ptr1 monotonic, align 1
+
+; CHECK-NEXT: %res3 = load atomic i8* %ptr1 acquire, align 1
+ %res3 = load atomic i8* %ptr1 acquire, align 1
+
+; CHECK-NEXT: %res4 = load atomic i8* %ptr1 seq_cst, align 1
+ %res4 = load atomic i8* %ptr1 seq_cst, align 1
+
+; CHECK-NEXT: %res5 = load atomic volatile i8* %ptr1 unordered, align 1
+ %res5 = load atomic volatile i8* %ptr1 unordered, align 1
+
+; CHECK-NEXT: %res6 = load atomic volatile i8* %ptr1 monotonic, align 1
+ %res6 = load atomic volatile i8* %ptr1 monotonic, align 1
+
+; CHECK-NEXT: %res7 = load atomic volatile i8* %ptr1 acquire, align 1
+ %res7 = load atomic volatile i8* %ptr1 acquire, align 1
+
+; CHECK-NEXT: %res8 = load atomic volatile i8* %ptr1 seq_cst, align 1
+ %res8 = load atomic volatile i8* %ptr1 seq_cst, align 1
+
+; CHECK-NEXT: %res9 = load atomic i8* %ptr1 singlethread unordered, align 1
+ %res9 = load atomic i8* %ptr1 singlethread unordered, align 1
+
+; CHECK-NEXT: %res10 = load atomic i8* %ptr1 singlethread monotonic, align 1
+ %res10 = load atomic i8* %ptr1 singlethread monotonic, align 1
+
+; CHECK-NEXT: %res11 = load atomic i8* %ptr1 singlethread acquire, align 1
+ %res11 = load atomic i8* %ptr1 singlethread acquire, align 1
+
+; CHECK-NEXT: %res12 = load atomic i8* %ptr1 singlethread seq_cst, align 1
+ %res12 = load atomic i8* %ptr1 singlethread seq_cst, align 1
+
+; CHECK-NEXT: %res13 = load atomic volatile i8* %ptr1 singlethread unordered, align 1
+ %res13 = load atomic volatile i8* %ptr1 singlethread unordered, align 1
+
+; CHECK-NEXT: %res14 = load atomic volatile i8* %ptr1 singlethread monotonic, align 1
+ %res14 = load atomic volatile i8* %ptr1 singlethread monotonic, align 1
+
+; CHECK-NEXT: %res15 = load atomic volatile i8* %ptr1 singlethread acquire, align 1
+ %res15 = load atomic volatile i8* %ptr1 singlethread acquire, align 1
+
+; CHECK-NEXT: %res16 = load atomic volatile i8* %ptr1 singlethread seq_cst, align 1
+ %res16 = load atomic volatile i8* %ptr1 singlethread seq_cst, align 1
+
+ ret void
+}
+
+define void @store(){
+entry:
+ %ptr1 = alloca i8
+
+; CHECK: store i8 2, i8* %ptr1
+ store i8 2, i8* %ptr1
+
+; CHECK-NEXT: store volatile i8 2, i8* %ptr1
+ store volatile i8 2, i8* %ptr1
+
+; CHECK-NEXT: store i8 2, i8* %ptr1, align 1
+ store i8 2, i8* %ptr1, align 1
+
+; CHECK-NEXT: store volatile i8 2, i8* %ptr1, align 1
+ store volatile i8 2, i8* %ptr1, align 1
+
+; CHECK-NEXT: store i8 2, i8* %ptr1, !nontemporal !0
+ store i8 2, i8* %ptr1, !nontemporal !0
+
+; CHECK-NEXT: store volatile i8 2, i8* %ptr1, !nontemporal !0
+ store volatile i8 2, i8* %ptr1, !nontemporal !0
+
+; CHECK-NEXT: store i8 2, i8* %ptr1, align 1, !nontemporal !0
+ store i8 2, i8* %ptr1, align 1, !nontemporal !0
+
+; CHECK-NEXT: store volatile i8 2, i8* %ptr1, align 1, !nontemporal !0
+ store volatile i8 2, i8* %ptr1, align 1, !nontemporal !0
+
+ ret void
+}
+
+define void @storeAtomic(){
+entry:
+ %ptr1 = alloca i8
+
+; CHECK: store atomic i8 2, i8* %ptr1 unordered, align 1
+ store atomic i8 2, i8* %ptr1 unordered, align 1
+
+; CHECK-NEXT: store atomic i8 2, i8* %ptr1 monotonic, align 1
+ store atomic i8 2, i8* %ptr1 monotonic, align 1
+
+; CHECK-NEXT: store atomic i8 2, i8* %ptr1 release, align 1
+ store atomic i8 2, i8* %ptr1 release, align 1
+
+; CHECK-NEXT: store atomic i8 2, i8* %ptr1 seq_cst, align 1
+ store atomic i8 2, i8* %ptr1 seq_cst, align 1
+
+; CHECK-NEXT: store atomic volatile i8 2, i8* %ptr1 unordered, align 1
+ store atomic volatile i8 2, i8* %ptr1 unordered, align 1
+
+; CHECK-NEXT: store atomic volatile i8 2, i8* %ptr1 monotonic, align 1
+ store atomic volatile i8 2, i8* %ptr1 monotonic, align 1
+
+; CHECK-NEXT: store atomic volatile i8 2, i8* %ptr1 release, align 1
+ store atomic volatile i8 2, i8* %ptr1 release, align 1
+
+; CHECK-NEXT: store atomic volatile i8 2, i8* %ptr1 seq_cst, align 1
+ store atomic volatile i8 2, i8* %ptr1 seq_cst, align 1
+
+; CHECK-NEXT: store atomic i8 2, i8* %ptr1 singlethread unordered, align 1
+ store atomic i8 2, i8* %ptr1 singlethread unordered, align 1
+
+; CHECK-NEXT: store atomic i8 2, i8* %ptr1 singlethread monotonic, align 1
+ store atomic i8 2, i8* %ptr1 singlethread monotonic, align 1
+
+; CHECK-NEXT: store atomic i8 2, i8* %ptr1 singlethread release, align 1
+ store atomic i8 2, i8* %ptr1 singlethread release, align 1
+
+; CHECK-NEXT: store atomic i8 2, i8* %ptr1 singlethread seq_cst, align 1
+ store atomic i8 2, i8* %ptr1 singlethread seq_cst, align 1
+
+; CHECK-NEXT: store atomic volatile i8 2, i8* %ptr1 singlethread unordered, align 1
+ store atomic volatile i8 2, i8* %ptr1 singlethread unordered, align 1
+
+; CHECK-NEXT: store atomic volatile i8 2, i8* %ptr1 singlethread monotonic, align 1
+ store atomic volatile i8 2, i8* %ptr1 singlethread monotonic, align 1
+
+; CHECK-NEXT: store atomic volatile i8 2, i8* %ptr1 singlethread release, align 1
+ store atomic volatile i8 2, i8* %ptr1 singlethread release, align 1
+
+; CHECK-NEXT: store atomic volatile i8 2, i8* %ptr1 singlethread seq_cst, align 1
+ store atomic volatile i8 2, i8* %ptr1 singlethread seq_cst, align 1
+
+ ret void
+}
+
+define void @cmpxchg(i32* %ptr,i32 %cmp,i32 %new){
+entry:
+ ;cmpxchg [volatile] <ty>* <pointer>, <ty> <cmp>, <ty> <new> [singlethread] <ordering>
+
+; CHECK: %res1 = cmpxchg i32* %ptr, i32 %cmp, i32 %new monotonic
+ %res1 = cmpxchg i32* %ptr, i32 %cmp, i32 %new monotonic
+
+; CHECK-NEXT: %res2 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new monotonic
+ %res2 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new monotonic
+
+; CHECK-NEXT: %res3 = cmpxchg i32* %ptr, i32 %cmp, i32 %new singlethread monotonic
+ %res3 = cmpxchg i32* %ptr, i32 %cmp, i32 %new singlethread monotonic
+
+; CHECK-NEXT: %res4 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new singlethread monotonic
+ %res4 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new singlethread monotonic
+
+
+; CHECK-NEXT: %res5 = cmpxchg i32* %ptr, i32 %cmp, i32 %new acquire
+ %res5 = cmpxchg i32* %ptr, i32 %cmp, i32 %new acquire
+
+; CHECK-NEXT: %res6 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new acquire
+ %res6 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new acquire
+
+; CHECK-NEXT: %res7 = cmpxchg i32* %ptr, i32 %cmp, i32 %new singlethread acquire
+ %res7 = cmpxchg i32* %ptr, i32 %cmp, i32 %new singlethread acquire
+
+; CHECK-NEXT: %res8 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new singlethread acquire
+ %res8 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new singlethread acquire
+
+
+; CHECK-NEXT: %res9 = cmpxchg i32* %ptr, i32 %cmp, i32 %new release
+ %res9 = cmpxchg i32* %ptr, i32 %cmp, i32 %new release
+
+; CHECK-NEXT: %res10 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new release
+ %res10 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new release
+
+; CHECK-NEXT: %res11 = cmpxchg i32* %ptr, i32 %cmp, i32 %new singlethread release
+ %res11 = cmpxchg i32* %ptr, i32 %cmp, i32 %new singlethread release
+
+; CHECK-NEXT: %res12 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new singlethread release
+ %res12 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new singlethread release
+
+
+; CHECK-NEXT: %res13 = cmpxchg i32* %ptr, i32 %cmp, i32 %new acq_rel
+ %res13 = cmpxchg i32* %ptr, i32 %cmp, i32 %new acq_rel
+
+; CHECK-NEXT: %res14 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new acq_rel
+ %res14 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new acq_rel
+
+; CHECK-NEXT: %res15 = cmpxchg i32* %ptr, i32 %cmp, i32 %new singlethread acq_rel
+ %res15 = cmpxchg i32* %ptr, i32 %cmp, i32 %new singlethread acq_rel
+
+; CHECK-NEXT: %res16 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new singlethread acq_rel
+ %res16 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new singlethread acq_rel
+
+
+; CHECK-NEXT: %res17 = cmpxchg i32* %ptr, i32 %cmp, i32 %new seq_cst
+ %res17 = cmpxchg i32* %ptr, i32 %cmp, i32 %new seq_cst
+
+; CHECK-NEXT: %res18 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new seq_cst
+ %res18 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new seq_cst
+
+; CHECK-NEXT: %res19 = cmpxchg i32* %ptr, i32 %cmp, i32 %new singlethread seq_cst
+ %res19 = cmpxchg i32* %ptr, i32 %cmp, i32 %new singlethread seq_cst
+
+; CHECK-NEXT: %res20 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new singlethread seq_cst
+ %res20 = cmpxchg volatile i32* %ptr, i32 %cmp, i32 %new singlethread seq_cst
+
+ ret void
+}
+
+define void @getelementptr({i8, i8}* %s, <4 x i8*> %ptrs, <4 x i64> %offsets ){
+entry:
+; CHECK: %res1 = getelementptr { i8, i8 }* %s, i32 1, i32 1
+ %res1 = getelementptr {i8, i8}* %s, i32 1, i32 1
+
+; CHECK-NEXT: %res2 = getelementptr inbounds { i8, i8 }* %s, i32 1, i32 1
+ %res2 = getelementptr inbounds {i8, i8}* %s, i32 1, i32 1
+
+; CHECK-NEXT: %res3 = getelementptr <4 x i8*> %ptrs, <4 x i64> %offsets
+ %res3 = getelementptr <4 x i8*> %ptrs, <4 x i64> %offsets
+
+ ret void
+}
+
+!0 = metadata !{ i32 1 }
+!1 = metadata !{}
\ No newline at end of file