forked from OSchip/llvm-project
150 lines
8.1 KiB
LLVM
150 lines
8.1 KiB
LLVM
; RUN: opt -codegenprepare -S < %s | FileCheck %s
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target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-pc-linux-gnu"
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declare zeroext i1 @return_i1()
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define i32 @test_sor_basic(i32* %base) gc "statepoint-example" {
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; CHECK: getelementptr i32, i32* %base, i32 15
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; CHECK: getelementptr i32, i32* %base-new, i32 15
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entry:
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%ptr = getelementptr i32, i32* %base, i32 15
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%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)
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%base-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
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%ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
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%ret = load i32, i32* %ptr-new
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ret i32 %ret
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}
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define i32 @test_sor_two_derived(i32* %base) gc "statepoint-example" {
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; CHECK: getelementptr i32, i32* %base, i32 15
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; CHECK: getelementptr i32, i32* %base, i32 12
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; CHECK: getelementptr i32, i32* %base-new, i32 12
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; CHECK: getelementptr i32, i32* %base-new, i32 15
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entry:
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%ptr = getelementptr i32, i32* %base, i32 15
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%ptr2 = getelementptr i32, i32* %base, i32 12
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%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)
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%base-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
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%ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
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%ptr2-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 9)
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%ret = load i32, i32* %ptr-new
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ret i32 %ret
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}
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define i32 @test_sor_ooo(i32* %base) gc "statepoint-example" {
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; CHECK: getelementptr i32, i32* %base, i32 15
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; CHECK: getelementptr i32, i32* %base-new, i32 15
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entry:
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%ptr = getelementptr i32, i32* %base, i32 15
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%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)
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%ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
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%base-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
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%ret = load i32, i32* %ptr-new
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ret i32 %ret
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}
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define i32 @test_sor_gep_smallint([3 x i32]* %base) gc "statepoint-example" {
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; CHECK: getelementptr [3 x i32], [3 x i32]* %base, i32 0, i32 2
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; CHECK: getelementptr [3 x i32], [3 x i32]* %base-new, i32 0, i32 2
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entry:
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%ptr = getelementptr [3 x i32], [3 x i32]* %base, i32 0, i32 2
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%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)
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%base-new = call [3 x i32]* @llvm.experimental.gc.relocate.p0a3i32(token %tok, i32 7, i32 7)
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%ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
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%ret = load i32, i32* %ptr-new
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ret i32 %ret
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}
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define i32 @test_sor_gep_largeint([3 x i32]* %base) gc "statepoint-example" {
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; CHECK: getelementptr [3 x i32], [3 x i32]* %base, i32 0, i32 21
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; CHECK-NOT: getelementptr [3 x i32], [3 x i32]* %base-new, i32 0, i32 21
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entry:
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%ptr = getelementptr [3 x i32], [3 x i32]* %base, i32 0, i32 21
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%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)
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%base-new = call [3 x i32]* @llvm.experimental.gc.relocate.p0a3i32(token %tok, i32 7, i32 7)
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%ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
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%ret = load i32, i32* %ptr-new
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ret i32 %ret
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}
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define i32 @test_sor_noop(i32* %base) gc "statepoint-example" {
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; CHECK: getelementptr i32, i32* %base, i32 15
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; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
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; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 9)
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entry:
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%ptr = getelementptr i32, i32* %base, i32 15
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%ptr2 = getelementptr i32, i32* %base, i32 12
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%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)
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%ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
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%ptr2-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 9)
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%ret = load i32, i32* %ptr-new
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ret i32 %ret
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}
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define i32 @test_sor_basic_wrong_order(i32* %base) gc "statepoint-example" {
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; CHECK-LABEL: @test_sor_basic_wrong_order
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; Here we have base relocate inserted after derived. Make sure that we don't
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; produce uses of the relocated base pointer before it's definition.
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entry:
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%ptr = getelementptr i32, i32* %base, i32 15
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; CHECK: getelementptr i32, i32* %base, i32 15
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%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)
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%ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
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%base-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
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; CHECK: %base-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
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; CHECK-NEXT: getelementptr i32, i32* %base-new, i32 15
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%ret = load i32, i32* %ptr-new
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ret i32 %ret
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}
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define i32 @test_sor_noop_cross_bb(i1 %external-cond, i32* %base) gc "statepoint-example" {
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; CHECK-LABEL: @test_sor_noop_cross_bb
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; Here base relocate doesn't dominate derived relocate. Make sure that we don't
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; produce undefined use of the relocated base pointer.
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entry:
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%ptr = getelementptr i32, i32* %base, i32 15
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; CHECK: getelementptr i32, i32* %base, i32 15
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%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)
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br i1 %external-cond, label %left, label %right
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left:
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%ptr-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
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; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
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%ret-new = load i32, i32* %ptr-new
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ret i32 %ret-new
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right:
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%ptr-base = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
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; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
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%ret-base = load i32, i32* %ptr-base
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ret i32 %ret-base
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}
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define i32 @test_sor_noop_same_bb(i1 %external-cond, i32* %base) gc "statepoint-example" {
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; CHECK-LABEL: @test_sor_noop_same_bb
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; Here base relocate doesn't dominate derived relocate. Make sure that we don't
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; produce undefined use of the relocated base pointer.
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entry:
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%ptr1 = getelementptr i32, i32* %base, i32 15
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; CHECK: getelementptr i32, i32* %base, i32 15
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%ptr2 = getelementptr i32, i32* %base, i32 5
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; CHECK: getelementptr i32, i32* %base, i32 5
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%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)
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; CHECK: call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
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%ptr2-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 9)
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%ret2-new = load i32, i32* %ptr2-new
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; CHECK: getelementptr i32, i32* %base-new, i32 5
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%ptr1-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 8)
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%ret1-new = load i32, i32* %ptr1-new
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; CHECK: getelementptr i32, i32* %base-new, i32 15
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%base-new = call i32* @llvm.experimental.gc.relocate.p0i32(token %tok, i32 7, i32 7)
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%ret-new = add i32 %ret2-new, %ret1-new
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ret i32 %ret-new
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}
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declare token @llvm.experimental.gc.statepoint.p0f_i1f(i64, i32, i1 ()*, i32, i32, ...)
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declare i32* @llvm.experimental.gc.relocate.p0i32(token, i32, i32)
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declare [3 x i32]* @llvm.experimental.gc.relocate.p0a3i32(token, i32, i32)
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