| ; RUN: opt -codegenprepare -S < %s | FileCheck %s |
| |
| target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-pc-linux-gnu" |
| |
| declare zeroext i1 @return_i1() |
| |
| define i32 @test_sor_basic(i32* %base) gc "statepoint-example" { |
| ; CHECK: getelementptr i32, i32* %base, i32 15 |
| ; CHECK: getelementptr i32, i32* %base-new, i32 15 |
| entry: |
| %ptr = 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) |
| %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 |
| } |
| |
| define i32 @test_sor_two_derived(i32* %base) gc "statepoint-example" { |
| ; CHECK: getelementptr i32, i32* %base, i32 15 |
| ; CHECK: getelementptr i32, i32* %base, i32 12 |
| ; CHECK: getelementptr i32, i32* %base-new, i32 12 |
| ; CHECK: getelementptr i32, i32* %base-new, i32 15 |
| entry: |
| %ptr = getelementptr i32, i32* %base, i32 15 |
| %ptr2 = getelementptr i32, i32* %base, i32 12 |
| %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 |
| } |
| |
| define i32 @test_sor_ooo(i32* %base) gc "statepoint-example" { |
| ; CHECK: getelementptr i32, i32* %base, i32 15 |
| ; CHECK: getelementptr i32, i32* %base-new, i32 15 |
| entry: |
| %ptr = 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) |
| %ret = load i32, i32* %ptr-new |
| ret i32 %ret |
| } |
| |
| define i32 @test_sor_gep_smallint([3 x i32]* %base) gc "statepoint-example" { |
| ; CHECK: getelementptr [3 x i32], [3 x i32]* %base, i32 0, i32 2 |
| ; 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 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_gep_largeint([3 x i32]* %base) gc "statepoint-example" { |
| ; CHECK: getelementptr [3 x i32], [3 x i32]* %base, i32 0, i32 21 |
| ; 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 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(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 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 |
| } |
| |
| 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 |
| } |
| |
| define i32 @test_sor_noop_same_bb(i1 %external-cond, i32* %base) gc "statepoint-example" { |
| ; CHECK-LABEL: @test_sor_noop_same_bb |
| ; Here base relocate doesn't dominate derived relocate. Make sure that we don't |
| ; produce undefined use of the relocated base pointer. |
| entry: |
| %ptr1 = getelementptr i32, i32* %base, i32 15 |
| ; CHECK: getelementptr i32, i32* %base, i32 15 |
| %ptr2 = getelementptr i32, i32* %base, i32 5 |
| ; CHECK: getelementptr i32, i32* %base, i32 5 |
| %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* %ptr1, i32* %ptr2) |
| ; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7) |
| %ptr2-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 9) |
| %ret2-new = load i32, i32* %ptr2-new |
| ; CHECK: getelementptr i32, i32* %base-new, i32 5 |
| %ptr1-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8) |
| %ret1-new = load i32, i32* %ptr1-new |
| ; CHECK: getelementptr i32, i32* %base-new, i32 15 |
| %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7) |
| %ret-new = add i32 %ret2-new, %ret1-new |
| ret i32 %ret-new |
| } |
| |
| 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) |