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-rw-r--r--test/Transforms/CodeGenPrepare/statepoint-relocate.ll87
1 files changed, 63 insertions, 24 deletions
diff --git a/test/Transforms/CodeGenPrepare/statepoint-relocate.ll b/test/Transforms/CodeGenPrepare/statepoint-relocate.ll
index b6898b373113b..b31dfe7f3fa63 100644
--- a/test/Transforms/CodeGenPrepare/statepoint-relocate.ll
+++ b/test/Transforms/CodeGenPrepare/statepoint-relocate.ll
@@ -10,9 +10,9 @@ define i32 @test_sor_basic(i32* %base) gc "statepoint-example" {
; CHECK: getelementptr i32, i32* %base-new, i32 15
entry:
%ptr = getelementptr i32, i32* %base, i32 15
- %tok = call i32 (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i32* %base, i32* %ptr)
- %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 7)
- %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8)
+ %tok = call token (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i32* %base, i32* %ptr)
+ %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
+ %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
%ret = load i32, i32* %ptr-new
ret i32 %ret
}
@@ -25,10 +25,10 @@ define i32 @test_sor_two_derived(i32* %base) gc "statepoint-example" {
entry:
%ptr = getelementptr i32, i32* %base, i32 15
%ptr2 = getelementptr i32, i32* %base, i32 12
- %tok = call i32 (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i32* %base, i32* %ptr, i32* %ptr2)
- %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 7)
- %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8)
- %ptr2-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 9)
+ %tok = call token (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i32* %base, i32* %ptr, i32* %ptr2)
+ %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
+ %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
+ %ptr2-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 9)
%ret = load i32, i32* %ptr-new
ret i32 %ret
}
@@ -38,9 +38,9 @@ define i32 @test_sor_ooo(i32* %base) gc "statepoint-example" {
; CHECK: getelementptr i32, i32* %base-new, i32 15
entry:
%ptr = getelementptr i32, i32* %base, i32 15
- %tok = call i32 (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i32* %base, i32* %ptr)
- %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8)
- %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 7)
+ %tok = call token (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i32* %base, i32* %ptr)
+ %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
+ %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
%ret = load i32, i32* %ptr-new
ret i32 %ret
}
@@ -50,9 +50,9 @@ define i32 @test_sor_gep_smallint([3 x i32]* %base) gc "statepoint-example" {
; CHECK: getelementptr [3 x i32], [3 x i32]* %base-new, i32 0, i32 2
entry:
%ptr = getelementptr [3 x i32], [3 x i32]* %base, i32 0, i32 2
- %tok = call i32 (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, [3 x i32]* %base, i32* %ptr)
- %base-new = call [3 x i32]* @llvm.experimental.gc.relocate.p0a3i32(i32 %tok, i32 7, i32 7)
- %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8)
+ %tok = call token (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, [3 x i32]* %base, i32* %ptr)
+ %base-new = call [3 x i32]* @llvm.experimental.gc.relocate.p0a3i32(token %tok, i32 7, i32 7)
+ %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
%ret = load i32, i32* %ptr-new
ret i32 %ret
}
@@ -62,27 +62,66 @@ define i32 @test_sor_gep_largeint([3 x i32]* %base) gc "statepoint-example" {
; CHECK-NOT: getelementptr [3 x i32], [3 x i32]* %base-new, i32 0, i32 21
entry:
%ptr = getelementptr [3 x i32], [3 x i32]* %base, i32 0, i32 21
- %tok = call i32 (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, [3 x i32]* %base, i32* %ptr)
- %base-new = call [3 x i32]* @llvm.experimental.gc.relocate.p0a3i32(i32 %tok, i32 7, i32 7)
- %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8)
+ %tok = call token (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, [3 x i32]* %base, i32* %ptr)
+ %base-new = call [3 x i32]* @llvm.experimental.gc.relocate.p0a3i32(token %tok, i32 7, i32 7)
+ %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
%ret = load i32, i32* %ptr-new
ret i32 %ret
}
define i32 @test_sor_noop(i32* %base) gc "statepoint-example" {
; CHECK: getelementptr i32, i32* %base, i32 15
-; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8)
-; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 9)
+; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
+; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 9)
entry:
%ptr = getelementptr i32, i32* %base, i32 15
%ptr2 = getelementptr i32, i32* %base, i32 12
- %tok = call i32 (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i32* %base, i32* %ptr, i32* %ptr2)
- %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8)
- %ptr2-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 9)
+ %tok = call token (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i32* %base, i32* %ptr, i32* %ptr2)
+ %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
+ %ptr2-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 9)
%ret = load i32, i32* %ptr-new
ret i32 %ret
}
-declare i32 @llvm.experimental.gc.statepoint.p0f_i1f(i64, i32, i1 ()*, i32, i32, ...)
-declare i32* @llvm.experimental.gc.relocate.p0i32(i32, i32, i32)
-declare [3 x i32]* @llvm.experimental.gc.relocate.p0a3i32(i32, i32, i32)
+define i32 @test_sor_basic_wrong_order(i32* %base) gc "statepoint-example" {
+; CHECK-LABEL: @test_sor_basic_wrong_order
+; Here we have base relocate inserted after derived. Make sure that we don't
+; produce uses of the relocated base pointer before it's definition.
+entry:
+ %ptr = getelementptr i32, i32* %base, i32 15
+ ; CHECK: getelementptr i32, i32* %base, i32 15
+ %tok = call token (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i32* %base, i32* %ptr)
+ %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
+ %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
+ ; CHECK: %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
+ ; CHECK-NEXT: getelementptr i32, i32* %base-new, i32 15
+ %ret = load i32, i32* %ptr-new
+ ret i32 %ret
+}
+
+define i32 @test_sor_noop_cross_bb(i1 %external-cond, i32* %base) gc "statepoint-example" {
+; CHECK-LABEL: @test_sor_noop_cross_bb
+; Here base relocate doesn't dominate derived relocate. Make sure that we don't
+; produce undefined use of the relocated base pointer.
+entry:
+ %ptr = getelementptr i32, i32* %base, i32 15
+ ; CHECK: getelementptr i32, i32* %base, i32 15
+ %tok = call token (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i32* %base, i32* %ptr)
+ br i1 %external-cond, label %left, label %right
+
+left:
+ %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
+ ; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
+ %ret-new = load i32, i32* %ptr-new
+ ret i32 %ret-new
+
+right:
+ %ptr-base = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
+ ; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
+ %ret-base = load i32, i32* %ptr-base
+ ret i32 %ret-base
+}
+
+declare token @llvm.experimental.gc.statepoint.p0f_i1f(i64, i32, i1 ()*, i32, i32, ...)
+declare i32* @llvm.experimental.gc.relocate.p0i32(token, i32, i32)
+declare [3 x i32]* @llvm.experimental.gc.relocate.p0a3i32(token, i32, i32)
generated by cgit v1.3 (git 2.53.0) at 2026-09-06 17:35:33 +0000