1 ; RUN: opt -codegenprepare -S < %s | FileCheck %s 2 3 target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128" 4 target triple = "x86_64-pc-linux-gnu" 5 6 declare zeroext i1 @return_i1() 7 8 define i32 @test_sor_basic(i32* %base) gc "statepoint-example" { 9 ; CHECK: getelementptr i32, i32* %base, i32 15 10 ; CHECK: getelementptr i32, i32* %base-new, i32 15 11 entry: 12 %ptr = getelementptr i32, i32* %base, i32 15 13 %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) 14 %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 7) 15 %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8) 16 %ret = load i32, i32* %ptr-new 17 ret i32 %ret 18 } 19 20 define i32 @test_sor_two_derived(i32* %base) gc "statepoint-example" { 21 ; CHECK: getelementptr i32, i32* %base, i32 15 22 ; CHECK: getelementptr i32, i32* %base, i32 12 23 ; CHECK: getelementptr i32, i32* %base-new, i32 12 24 ; CHECK: getelementptr i32, i32* %base-new, i32 15 25 entry: 26 %ptr = getelementptr i32, i32* %base, i32 15 27 %ptr2 = getelementptr i32, i32* %base, i32 12 28 %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) 29 %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 7) 30 %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8) 31 %ptr2-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 9) 32 %ret = load i32, i32* %ptr-new 33 ret i32 %ret 34 } 35 36 define i32 @test_sor_ooo(i32* %base) gc "statepoint-example" { 37 ; CHECK: getelementptr i32, i32* %base, i32 15 38 ; CHECK: getelementptr i32, i32* %base-new, i32 15 39 entry: 40 %ptr = getelementptr i32, i32* %base, i32 15 41 %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) 42 %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8) 43 %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 7) 44 %ret = load i32, i32* %ptr-new 45 ret i32 %ret 46 } 47 48 define i32 @test_sor_gep_smallint([3 x i32]* %base) gc "statepoint-example" { 49 ; CHECK: getelementptr [3 x i32], [3 x i32]* %base, i32 0, i32 2 50 ; CHECK: getelementptr [3 x i32], [3 x i32]* %base-new, i32 0, i32 2 51 entry: 52 %ptr = getelementptr [3 x i32], [3 x i32]* %base, i32 0, i32 2 53 %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) 54 %base-new = call [3 x i32]* @llvm.experimental.gc.relocate.p0a3i32(i32 %tok, i32 7, i32 7) 55 %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8) 56 %ret = load i32, i32* %ptr-new 57 ret i32 %ret 58 } 59 60 define i32 @test_sor_gep_largeint([3 x i32]* %base) gc "statepoint-example" { 61 ; CHECK: getelementptr [3 x i32], [3 x i32]* %base, i32 0, i32 21 62 ; CHECK-NOT: getelementptr [3 x i32], [3 x i32]* %base-new, i32 0, i32 21 63 entry: 64 %ptr = getelementptr [3 x i32], [3 x i32]* %base, i32 0, i32 21 65 %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) 66 %base-new = call [3 x i32]* @llvm.experimental.gc.relocate.p0a3i32(i32 %tok, i32 7, i32 7) 67 %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8) 68 %ret = load i32, i32* %ptr-new 69 ret i32 %ret 70 } 71 72 define i32 @test_sor_noop(i32* %base) gc "statepoint-example" { 73 ; CHECK: getelementptr i32, i32* %base, i32 15 74 ; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8) 75 ; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 9) 76 entry: 77 %ptr = getelementptr i32, i32* %base, i32 15 78 %ptr2 = getelementptr i32, i32* %base, i32 12 79 %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) 80 %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8) 81 %ptr2-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 9) 82 %ret = load i32, i32* %ptr-new 83 ret i32 %ret 84 } 85 86 define i32 @test_sor_basic_wrong_order(i32* %base) gc "statepoint-example" { 87 ; CHECK-LABEL: @test_sor_basic_wrong_order 88 ; Here we have base relocate inserted after derived. Make sure that we don't 89 ; produce uses of the relocated base pointer before it's definition. 90 entry: 91 %ptr = getelementptr i32, i32* %base, i32 15 92 ; CHECK: getelementptr i32, i32* %base, i32 15 93 %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) 94 %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8) 95 %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 7) 96 ; CHECK: %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 7) 97 ; CHECK-NEXT: getelementptr i32, i32* %base-new, i32 15 98 %ret = load i32, i32* %ptr-new 99 ret i32 %ret 100 } 101 102 define i32 @test_sor_noop_cross_bb(i1 %external-cond, i32* %base) gc "statepoint-example" { 103 ; CHECK-LABEL: @test_sor_noop_cross_bb 104 ; Here base relocate doesn't dominate derived relocate. Make sure that we don't 105 ; produce undefined use of the relocated base pointer. 106 entry: 107 %ptr = getelementptr i32, i32* %base, i32 15 108 ; CHECK: getelementptr i32, i32* %base, i32 15 109 %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) 110 br i1 %external-cond, label %left, label %right 111 112 left: 113 %ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8) 114 ; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 8) 115 %ret-new = load i32, i32* %ptr-new 116 ret i32 %ret-new 117 118 right: 119 %ptr-base = call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 7) 120 ; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(i32 %tok, i32 7, i32 7) 121 %ret-base = load i32, i32* %ptr-base 122 ret i32 %ret-base 123 } 124 125 declare i32 @llvm.experimental.gc.statepoint.p0f_i1f(i64, i32, i1 ()*, i32, i32, ...) 126 declare i32* @llvm.experimental.gc.relocate.p0i32(i32, i32, i32) 127 declare [3 x i32]* @llvm.experimental.gc.relocate.p0a3i32(i32, i32, i32) 128
