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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(ptr addrspace(1) %base) gc "statepoint-example" {
; CHECK: getelementptr i32, ptr addrspace(1) %base, i32 15
; CHECK: getelementptr i32, ptr addrspace(1) %base-new, i32 15
entry:
%ptr = getelementptr i32, ptr addrspace(1) %base, i32 15
%tok = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i1 ()) @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live"(ptr addrspace(1) %base, ptr addrspace(1) %ptr)]
%base-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0)
%ptr-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 1)
%ret = load i32, ptr addrspace(1) %ptr-new
ret i32 %ret
}
define i32 @test_sor_two_derived(ptr addrspace(1) %base) gc "statepoint-example" {
; CHECK: getelementptr i32, ptr addrspace(1) %base, i32 15
; CHECK: getelementptr i32, ptr addrspace(1) %base, i32 12
; CHECK: getelementptr i32, ptr addrspace(1) %base-new, i32 12
; CHECK: getelementptr i32, ptr addrspace(1) %base-new, i32 15
entry:
%ptr = getelementptr i32, ptr addrspace(1) %base, i32 15
%ptr2 = getelementptr i32, ptr addrspace(1) %base, i32 12
%tok = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i1 ()) @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live"(ptr addrspace(1) %base, ptr addrspace(1) %ptr, ptr addrspace(1) %ptr2)]
%base-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0)
%ptr-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 1)
%ptr2-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 2)
%ret = load i32, ptr addrspace(1) %ptr-new
ret i32 %ret
}
define i32 @test_sor_ooo(ptr addrspace(1) %base) gc "statepoint-example" {
; CHECK: getelementptr i32, ptr addrspace(1) %base, i32 15
; CHECK: getelementptr i32, ptr addrspace(1) %base-new, i32 15
entry:
%ptr = getelementptr i32, ptr addrspace(1) %base, i32 15
%tok = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i1 ()) @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live"(ptr addrspace(1) %base, ptr addrspace(1) %ptr)]
%ptr-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 1)
%base-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0)
%ret = load i32, ptr addrspace(1) %ptr-new
ret i32 %ret
}
define i32 @test_sor_gep_smallint(ptr addrspace(1) %base) gc "statepoint-example" {
; CHECK: getelementptr [3 x i32], ptr addrspace(1) %base, i32 0, i32 2
; CHECK: getelementptr [3 x i32], ptr addrspace(1) %base-new, i32 0, i32 2
entry:
%ptr = getelementptr [3 x i32], ptr addrspace(1) %base, i32 0, i32 2
%tok = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i1 ()) @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live"(ptr addrspace(1) %base, ptr addrspace(1) %ptr)]
%base-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0)
%ptr-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 1)
%ret = load i32, ptr addrspace(1) %ptr-new
ret i32 %ret
}
define i32 @test_sor_gep_largeint(ptr addrspace(1) %base) gc "statepoint-example" {
; CHECK: getelementptr [3 x i32], ptr addrspace(1) %base, i32 0, i32 21
; CHECK-NOT: getelementptr [3 x i32], ptr addrspace(1) %base-new, i32 0, i32 21
entry:
%ptr = getelementptr [3 x i32], ptr addrspace(1) %base, i32 0, i32 21
%tok = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i1 ()) @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live"(ptr addrspace(1) %base, ptr addrspace(1) %ptr)]
%base-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0)
%ptr-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 1)
%ret = load i32, ptr addrspace(1) %ptr-new
ret i32 %ret
}
define i32 @test_sor_noop(ptr addrspace(1) %base) gc "statepoint-example" {
; CHECK: getelementptr i32, ptr addrspace(1) %base, i32 15
; CHECK: call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 1)
; CHECK: call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 2)
entry:
%ptr = getelementptr i32, ptr addrspace(1) %base, i32 15
%ptr2 = getelementptr i32, ptr addrspace(1) %base, i32 12
%tok = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i1 ()) @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live"(ptr addrspace(1) %base, ptr addrspace(1) %ptr, ptr addrspace(1) %ptr2)]
%ptr-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 1)
%ptr2-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 2)
%ret = load i32, ptr addrspace(1) %ptr-new
ret i32 %ret
}
define i32 @test_sor_basic_wrong_order(ptr addrspace(1) %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, ptr addrspace(1) %base, i32 15
; CHECK: getelementptr i32, ptr addrspace(1) %base, i32 15
%tok = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i1 ()) @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live"(ptr addrspace(1) %base, ptr addrspace(1) %ptr)]
%ptr-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 1)
%base-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0)
; CHECK: %base-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0)
; CHECK-NEXT: getelementptr i32, ptr addrspace(1) %base-new, i32 15
%ret = load i32, ptr addrspace(1) %ptr-new
ret i32 %ret
}
define i32 @test_sor_noop_cross_bb(i1 %external-cond, ptr addrspace(1) %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, ptr addrspace(1) %base, i32 15
; CHECK: getelementptr i32, ptr addrspace(1) %base, i32 15
%tok = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i1 ()) @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live"(ptr addrspace(1) %base, ptr addrspace(1) %ptr)]
br i1 %external-cond, label %left, label %right
left:
%ptr-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 1)
; CHECK: call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 1)
%ret-new = load i32, ptr addrspace(1) %ptr-new
ret i32 %ret-new
right:
%ptr-base = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0)
; CHECK: call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0)
%ret-base = load i32, ptr addrspace(1) %ptr-base
ret i32 %ret-base
}
define i32 @test_sor_noop_same_bb(i1 %external-cond, ptr addrspace(1) %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, ptr addrspace(1) %base, i32 15
; CHECK: getelementptr i32, ptr addrspace(1) %base, i32 15
%ptr2 = getelementptr i32, ptr addrspace(1) %base, i32 5
; CHECK: getelementptr i32, ptr addrspace(1) %base, i32 5
%tok = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i1 ()) @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live"(ptr addrspace(1) %base, ptr addrspace(1) %ptr1, ptr addrspace(1) %ptr2)]
; CHECK: call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0)
%ptr2-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 2)
%ret2-new = load i32, ptr addrspace(1) %ptr2-new
; CHECK: getelementptr i32, ptr addrspace(1) %base-new, i32 5
%ptr1-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 1)
%ret1-new = load i32, ptr addrspace(1) %ptr1-new
; CHECK: getelementptr i32, ptr addrspace(1) %base-new, i32 15
%base-new = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0)
%ret-new = add i32 %ret2-new, %ret1-new
ret i32 %ret-new
}
declare token @llvm.experimental.gc.statepoint.p0(i64, i32, ptr, i32, i32, ...)
declare ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token, i32, i32)
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