diff options
Diffstat (limited to 'test/Transforms/RewriteStatepointsForGC/base-pointers.ll')
| -rw-r--r-- | test/Transforms/RewriteStatepointsForGC/base-pointers.ll | 73 |
1 files changed, 62 insertions, 11 deletions
diff --git a/test/Transforms/RewriteStatepointsForGC/base-pointers.ll b/test/Transforms/RewriteStatepointsForGC/base-pointers.ll index 879f3f9e24da..cd0473a67678 100644 --- a/test/Transforms/RewriteStatepointsForGC/base-pointers.ll +++ b/test/Transforms/RewriteStatepointsForGC/base-pointers.ll @@ -16,7 +16,7 @@ loop: ; CHECK-DAG: [ %obj.relocated.casted, %loop ] ; CHECK-DAG: [ %obj, %entry ] call void @use_obj(i64 addrspace(1)* %obj) - %safepoint_token = call i32 (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0) + %safepoint_token = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0) br label %loop } @@ -55,9 +55,9 @@ define i64 addrspace(1)* @test1(i32 %caller, i8 addrspace(1)* %a, i8 addrspace(1 merge: ; CHECK: merge: -; CHECK-NEXT: %base_phi = phi i64 addrspace(1)* [ [[CAST_L]], %left ], [ [[CAST_L]], %left ], [ [[CAST_L]], %left ], [ [[CAST_R]], %right ], !is_base_value !0 +; CHECK-NEXT: %value.base = phi i64 addrspace(1)* [ [[CAST_L]], %left ], [ [[CAST_L]], %left ], [ [[CAST_L]], %left ], [ [[CAST_R]], %right ], !is_base_value !0 %value = phi i64 addrspace(1)* [ %a.cast, %left], [ %a.cast, %left], [ %a.cast, %left], [ %b.cast, %right] - %safepoint_token = call i32 (i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64 0, i32 0, void (i64 addrspace(1)*)* @parse_point, i32 1, i32 0, i64 addrspace(1)* %value, i32 0, i32 5, i32 0, i32 0, i32 0, i32 0, i32 0) + %safepoint_token = call token (i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64 0, i32 0, void (i64 addrspace(1)*)* @parse_point, i32 1, i32 0, i64 addrspace(1)* %value, i32 0, i32 5, i32 0, i32 0, i32 0, i32 0, i32 0) ret i64 addrspace(1)* %value } @@ -74,16 +74,15 @@ entry: loop: ; preds = %loop, %entry ; CHECK-LABEL: loop -; CHECK: %base_phi = phi i64 addrspace(1)* +; CHECK: %current.base = phi i64 addrspace(1)* ; CHECK-DAG: [ %base_obj, %entry ] ; Given the two selects are equivelent, so are their base phis - ideally, ; we'd have commoned these, but that's a missed optimization, not correctness. -; CHECK-DAG: [ [[DISCARD:%base_select.*.relocated.casted]], %loop ] -; CHECK-NOT: base_phi2 +; CHECK-DAG: [ [[DISCARD:%.*.base.relocated.casted]], %loop ] +; CHECK-NOT: extra.base ; CHECK: next = select -; CHECK: base_select +; CHECK: extra2.base = select ; CHECK: extra2 = select -; CHECK: base_select ; CHECK: statepoint ;; Both 'next' and 'extra2' are live across the backedge safepoint... %current = phi i64 addrspace(1)* [ %obj, %entry ], [ %next, %loop ] @@ -91,10 +90,62 @@ loop: ; preds = %loop, %entry %nexta = getelementptr i64, i64 addrspace(1)* %current, i32 1 %next = select i1 %cnd, i64 addrspace(1)* %nexta, i64 addrspace(1)* %base_arg2 %extra2 = select i1 %cnd, i64 addrspace(1)* %nexta, i64 addrspace(1)* %base_arg2 - %safepoint_token = call i32 (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @foo, i32 0, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0) + %safepoint_token = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @foo, i32 0, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0) br label %loop } +define i64 addrspace(1)* @test3(i1 %cnd, i64 addrspace(1)* %obj, + i64 addrspace(1)* %obj2) + gc "statepoint-example" { +; CHECK-LABEL: @test3 +entry: + br i1 %cnd, label %merge, label %taken +taken: + br label %merge +merge: +; CHECK-LABEL: merge: +; CHECK-NEXT: %bdv = phi +; CHECK-NEXT: gc.statepoint + %bdv = phi i64 addrspace(1)* [ %obj, %entry ], [ %obj2, %taken ] + %safepoint_token = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @foo, i32 0, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0) + ret i64 addrspace(1)* %bdv +} + +define i64 addrspace(1)* @test4(i1 %cnd, i64 addrspace(1)* %obj, + i64 addrspace(1)* %obj2) + gc "statepoint-example" { +; CHECK-LABEL: @test4 +entry: + br i1 %cnd, label %merge, label %taken +taken: + br label %merge +merge: +; CHECK-LABEL: merge: +; CHECK-NEXT: %bdv = phi +; CHECK-NEXT: gc.statepoint + %bdv = phi i64 addrspace(1)* [ %obj, %entry ], [ %obj, %taken ] + %safepoint_token = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @foo, i32 0, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0) + ret i64 addrspace(1)* %bdv +} + +define i64 addrspace(1)* @test5(i1 %cnd, i64 addrspace(1)* %obj, + i64 addrspace(1)* %obj2) + gc "statepoint-example" { +; CHECK-LABEL: @test5 +entry: + br label %merge +merge: +; CHECK-LABEL: merge: +; CHECK-NEXT: %bdv = phi +; CHECK-NEXT: br i1 + %bdv = phi i64 addrspace(1)* [ %obj, %entry ], [ %obj2, %merge ] + br i1 %cnd, label %merge, label %next +next: + %safepoint_token = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @foo, i32 0, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0) + ret i64 addrspace(1)* %bdv +} + + declare void @foo() -declare i32 @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...) -declare i32 @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...)
\ No newline at end of file +declare token @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...) +declare token @llvm.experimental.gc.statepoint.p0f_isVoidp1i64f(i64, i32, void (i64 addrspace(1)*)*, i32, i32, ...) |