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; 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
}
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)
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