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|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S | FileCheck %s
define ptr addrspace(1) @test(<2 x ptr addrspace(1)> %vec, i32 %idx) gc "statepoint-example" {
; CHECK-LABEL: @test(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[OBJ:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC:%.*]], i32 [[IDX:%.*]]
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(ptr addrspace(1) [[OBJ]]) ]
; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
; CHECK-NEXT: ret ptr addrspace(1) [[OBJ_RELOCATED]]
;
; Note that the second extractelement is actually redundant here. A correct output would
; be to reuse the existing obj as a base since it is actually a base pointer.
entry:
%obj = extractelement <2 x ptr addrspace(1)> %vec, i32 %idx
call void @do_safepoint() [ "deopt"() ]
ret ptr addrspace(1) %obj
}
define ptr addrspace(1) @test2(ptr %ptr, i1 %cnd, i32 %idx1, i32 %idx2) gc "statepoint-example" {
; CHECK-LABEL: @test2(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CND:%.*]], label [[TAKEN:%.*]], label [[UNTAKEN:%.*]]
; CHECK: taken:
; CHECK-NEXT: [[OBJA:%.*]] = load <2 x ptr addrspace(1)>, ptr [[PTR:%.*]], align 16
; CHECK-NEXT: br label [[MERGE:%.*]]
; CHECK: untaken:
; CHECK-NEXT: [[OBJB:%.*]] = load <2 x ptr addrspace(1)>, ptr [[PTR]], align 16
; CHECK-NEXT: br label [[MERGE]]
; CHECK: merge:
; CHECK-NEXT: [[VEC:%.*]] = phi <2 x ptr addrspace(1)> [ [[OBJA]], [[TAKEN]] ], [ [[OBJB]], [[UNTAKEN]] ]
; CHECK-NEXT: br i1 [[CND]], label [[TAKEN2:%.*]], label [[UNTAKEN2:%.*]]
; CHECK: taken2:
; CHECK-NEXT: [[OBJ0:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC]], i32 [[IDX1:%.*]]
; CHECK-NEXT: br label [[MERGE2:%.*]]
; CHECK: untaken2:
; CHECK-NEXT: [[OBJ1:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC]], i32 [[IDX2:%.*]]
; CHECK-NEXT: br label [[MERGE2]]
; CHECK: merge2:
; CHECK-NEXT: [[OBJ:%.*]] = phi ptr addrspace(1) [ [[OBJ0]], [[TAKEN2]] ], [ [[OBJ1]], [[UNTAKEN2]] ]
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(ptr addrspace(1) [[OBJ]]) ]
; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
; CHECK-NEXT: ret ptr addrspace(1) [[OBJ_RELOCATED]]
;
entry:
br i1 %cnd, label %taken, label %untaken
taken: ; preds = %entry
%obja = load <2 x ptr addrspace(1)>, ptr %ptr
br label %merge
untaken: ; preds = %entry
%objb = load <2 x ptr addrspace(1)>, ptr %ptr
br label %merge
merge: ; preds = %untaken, %taken
%vec = phi <2 x ptr addrspace(1)> [ %obja, %taken ], [ %objb, %untaken ]
br i1 %cnd, label %taken2, label %untaken2
taken2: ; preds = %merge
%obj0 = extractelement <2 x ptr addrspace(1)> %vec, i32 %idx1
br label %merge2
untaken2: ; preds = %merge
%obj1 = extractelement <2 x ptr addrspace(1)> %vec, i32 %idx2
br label %merge2
merge2: ; preds = %untaken2, %taken2
%obj = phi ptr addrspace(1) [ %obj0, %taken2 ], [ %obj1, %untaken2 ]
call void @do_safepoint() [ "deopt"() ]
ret ptr addrspace(1) %obj
}
define ptr addrspace(1) @test3(ptr addrspace(1) %ptr) gc "statepoint-example" {
; CHECK-LABEL: @test3(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[PTR:%.*]], i32 0, !is_base_value !0
; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x ptr addrspace(1)> poison, ptr addrspace(1) [[PTR]], i32 0
; CHECK-NEXT: [[OBJ_BASE:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC_BASE]], i32 0, !is_base_value !0
; CHECK-NEXT: [[OBJ:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC]], i32 0
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(ptr addrspace(1) [[OBJ]], ptr addrspace(1) [[OBJ_BASE]]) ]
; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
; CHECK-NEXT: [[OBJ_BASE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
; CHECK-NEXT: ret ptr addrspace(1) [[OBJ_RELOCATED]]
;
entry:
%vec = insertelement <2 x ptr addrspace(1)> poison, ptr addrspace(1) %ptr, i32 0
%obj = extractelement <2 x ptr addrspace(1)> %vec, i32 0
call void @do_safepoint() [ "deopt"() ]
ret ptr addrspace(1) %obj
}
define ptr addrspace(1) @test4(ptr addrspace(1) %ptr) gc "statepoint-example" {
; CHECK-LABEL: @test4(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[DERIVED:%.*]] = getelementptr i64, ptr addrspace(1) [[PTR:%.*]], i64 16
; CHECK-NEXT: [[VECA_BASE:%.*]] = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[PTR]], i32 0, !is_base_value !0
; CHECK-NEXT: [[VECA:%.*]] = insertelement <2 x ptr addrspace(1)> poison, ptr addrspace(1) [[DERIVED]], i32 0
; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x ptr addrspace(1)> [[VECA_BASE]], ptr addrspace(1) [[PTR]], i32 1, !is_base_value !0
; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x ptr addrspace(1)> [[VECA]], ptr addrspace(1) [[PTR]], i32 1
; CHECK-NEXT: [[OBJ_BASE:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC_BASE]], i32 0, !is_base_value !0
; CHECK-NEXT: [[OBJ:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC]], i32 0
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(ptr addrspace(1) [[OBJ]], ptr addrspace(1) [[OBJ_BASE]]) ]
; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
; CHECK-NEXT: [[OBJ_BASE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
; CHECK-NEXT: ret ptr addrspace(1) [[OBJ_RELOCATED]]
;
; When we can optimize an extractelement from a known
; index and avoid introducing new base pointer instructions
entry:
%derived = getelementptr i64, ptr addrspace(1) %ptr, i64 16
%veca = insertelement <2 x ptr addrspace(1)> poison, ptr addrspace(1) %derived, i32 0
%vec = insertelement <2 x ptr addrspace(1)> %veca, ptr addrspace(1) %ptr, i32 1
%obj = extractelement <2 x ptr addrspace(1)> %vec, i32 0
call void @do_safepoint() [ "deopt"() ]
ret ptr addrspace(1) %obj
}
declare void @use(ptr addrspace(1)) "gc-leaf-function"
declare void @use_vec(<4 x ptr addrspace(1)>) "gc-leaf-function"
define void @test5(i1 %cnd, ptr addrspace(1) %obj) gc "statepoint-example" {
; CHECK-LABEL: @test5(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i64, ptr addrspace(1) [[OBJ:%.*]], i64 1
; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[OBJ]], i32 0, !is_base_value !0
; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x ptr addrspace(1)> poison, ptr addrspace(1) [[GEP]], i32 0
; CHECK-NEXT: [[BDV_BASE:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC_BASE]], i32 0, !is_base_value !0
; CHECK-NEXT: [[BDV:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC]], i32 0
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(ptr addrspace(1) [[BDV]], ptr addrspace(1) [[BDV_BASE]]) ]
; CHECK-NEXT: [[BDV_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
; CHECK-NEXT: [[BDV_BASE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
; CHECK-NEXT: call void @use(ptr addrspace(1) [[BDV_RELOCATED]])
; CHECK-NEXT: ret void
;
; When we fundementally have to duplicate
entry:
%gep = getelementptr i64, ptr addrspace(1) %obj, i64 1
%vec = insertelement <2 x ptr addrspace(1)> poison, ptr addrspace(1) %gep, i32 0
%bdv = extractelement <2 x ptr addrspace(1)> %vec, i32 0
call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
call void @use(ptr addrspace(1) %bdv)
ret void
}
define void @test6(i1 %cnd, ptr addrspace(1) %obj, i64 %idx) gc "statepoint-example" {
; CHECK-LABEL: @test6(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i64, ptr addrspace(1) [[OBJ:%.*]], i64 1
; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[OBJ]], i32 0, !is_base_value !0
; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x ptr addrspace(1)> poison, ptr addrspace(1) [[GEP]], i32 0
; CHECK-NEXT: [[BDV_BASE:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC_BASE]], i64 [[IDX:%.*]], !is_base_value !0
; CHECK-NEXT: [[BDV:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC]], i64 [[IDX]]
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(ptr addrspace(1) [[BDV]], ptr addrspace(1) [[BDV_BASE]]) ]
; CHECK-NEXT: [[BDV_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
; CHECK-NEXT: [[BDV_BASE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
; CHECK-NEXT: call void @use(ptr addrspace(1) [[BDV_RELOCATED]])
; CHECK-NEXT: ret void
;
; A more complicated example involving vector and scalar bases.
; This is derived from a failing test case when we didn't have correct
; insertelement handling.
entry:
%gep = getelementptr i64, ptr addrspace(1) %obj, i64 1
%vec = insertelement <2 x ptr addrspace(1)> poison, ptr addrspace(1) %gep, i32 0
%bdv = extractelement <2 x ptr addrspace(1)> %vec, i64 %idx
call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
call void @use(ptr addrspace(1) %bdv)
ret void
}
define ptr addrspace(1) @test7(i1 %cnd, ptr addrspace(1) %obj, ptr addrspace(1) %obj2) gc "statepoint-example" {
; CHECK-LABEL: @test7(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[OBJ2:%.*]], i32 0, !is_base_value !0
; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x ptr addrspace(1)> poison, ptr addrspace(1) [[OBJ2]], i32 0
; CHECK-NEXT: br label [[MERGE1:%.*]]
; CHECK: merge1:
; CHECK-NEXT: [[VEC2_BASE:%.*]] = phi <2 x ptr addrspace(1)> [ [[VEC_BASE]], [[ENTRY:%.*]] ], [ [[VEC3_BASE:%.*]], [[MERGE1]] ], !is_base_value !0
; CHECK-NEXT: [[VEC2:%.*]] = phi <2 x ptr addrspace(1)> [ [[VEC]], [[ENTRY]] ], [ [[VEC3:%.*]], [[MERGE1]] ]
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i64, ptr addrspace(1) [[OBJ2]], i64 1
; CHECK-NEXT: [[VEC3_BASE]] = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[OBJ2]], i32 0, !is_base_value !0
; CHECK-NEXT: [[VEC3]] = insertelement <2 x ptr addrspace(1)> poison, ptr addrspace(1) [[GEP]], i32 0
; CHECK-NEXT: br i1 [[CND:%.*]], label [[MERGE1]], label [[NEXT1:%.*]]
; CHECK: next1:
; CHECK-NEXT: [[BDV_BASE:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC2_BASE]], i32 0, !is_base_value !0
; CHECK-NEXT: [[BDV:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC2]], i32 0
; CHECK-NEXT: br label [[MERGE:%.*]]
; CHECK: merge:
; CHECK-NEXT: [[OBJB_BASE:%.*]] = phi ptr addrspace(1) [ [[OBJ:%.*]], [[NEXT1]] ], [ [[BDV_BASE]], [[MERGE]] ], !is_base_value !0
; CHECK-NEXT: [[OBJB:%.*]] = phi ptr addrspace(1) [ [[OBJ]], [[NEXT1]] ], [ [[BDV]], [[MERGE]] ]
; CHECK-NEXT: br i1 [[CND]], label [[MERGE]], label [[NEXT:%.*]]
; CHECK: next:
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(ptr addrspace(1) [[OBJB]], ptr addrspace(1) [[OBJB_BASE]]) ]
; CHECK-NEXT: [[OBJB_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
; CHECK-NEXT: [[OBJB_BASE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
; CHECK-NEXT: ret ptr addrspace(1) [[OBJB_RELOCATED]]
;
entry:
%vec = insertelement <2 x ptr addrspace(1)> poison, ptr addrspace(1) %obj2, i32 0
br label %merge1
merge1: ; preds = %merge1, %entry
%vec2 = phi <2 x ptr addrspace(1)> [ %vec, %entry ], [ %vec3, %merge1 ]
%gep = getelementptr i64, ptr addrspace(1) %obj2, i64 1
%vec3 = insertelement <2 x ptr addrspace(1)> poison, ptr addrspace(1) %gep, i32 0
br i1 %cnd, label %merge1, label %next1
next1: ; preds = %merge1
%bdv = extractelement <2 x ptr addrspace(1)> %vec2, i32 0
br label %merge
merge: ; preds = %merge, %next1
%objb = phi ptr addrspace(1) [ %obj, %next1 ], [ %bdv, %merge ]
br i1 %cnd, label %merge, label %next
next: ; preds = %merge
call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
ret ptr addrspace(1) %objb
}
; identify base for shufflevector
define void @test8(ptr addrspace(1) %obj, i64 %idx) gc "statepoint-example" {
; CHECK-LABEL: @test8(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i64, ptr addrspace(1) [[OBJ:%.*]], i64 1
; CHECK-NEXT: [[GEP2:%.*]] = getelementptr i64, ptr addrspace(1) [[OBJ]], i64 2
; CHECK-NEXT: [[VEC1_BASE:%.*]] = insertelement <4 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[OBJ]], i32 0, !is_base_value !0
; CHECK-NEXT: [[VEC1:%.*]] = insertelement <4 x ptr addrspace(1)> poison, ptr addrspace(1) [[GEP]], i32 0
; CHECK-NEXT: [[VEC2_BASE:%.*]] = insertelement <4 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[OBJ]], i32 2, !is_base_value !0
; CHECK-NEXT: [[VEC2:%.*]] = insertelement <4 x ptr addrspace(1)> poison, ptr addrspace(1) [[GEP2]], i32 2
; CHECK-NEXT: [[VEC_BASE:%.*]] = shufflevector <4 x ptr addrspace(1)> [[VEC1_BASE]], <4 x ptr addrspace(1)> [[VEC2_BASE]], <2 x i32> <i32 0, i32 2>, !is_base_value !0
; CHECK-NEXT: [[VEC:%.*]] = shufflevector <4 x ptr addrspace(1)> [[VEC1]], <4 x ptr addrspace(1)> [[VEC2]], <2 x i32> <i32 0, i32 2>
; CHECK-NEXT: [[BDV_BASE:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC_BASE]], i64 [[IDX:%.*]], !is_base_value !0
; CHECK-NEXT: [[BDV:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC]], i64 [[IDX]]
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(ptr addrspace(1) [[BDV]], ptr addrspace(1) [[BDV_BASE]]) ]
; CHECK-NEXT: [[BDV_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
; CHECK-NEXT: [[BDV_BASE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
; CHECK-NEXT: call void @use(ptr addrspace(1) [[BDV_RELOCATED]])
; CHECK-NEXT: ret void
;
entry:
%gep = getelementptr i64, ptr addrspace(1) %obj, i64 1
%gep2 = getelementptr i64, ptr addrspace(1) %obj, i64 2
%vec1 = insertelement <4 x ptr addrspace(1)> poison, ptr addrspace(1) %gep, i32 0
%vec2 = insertelement <4 x ptr addrspace(1)> poison, ptr addrspace(1) %gep2, i32 2
%vec = shufflevector <4 x ptr addrspace(1)> %vec1, <4 x ptr addrspace(1)> %vec2, <2 x i32> <i32 0, i32 2>
%bdv = extractelement <2 x ptr addrspace(1)> %vec, i64 %idx
call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
call void @use(ptr addrspace(1) %bdv)
ret void
}
; Since the same 'base' vector is used in the shuffle operands, we do not need
; create a shufflevector base.
define void @test9(<4 x ptr addrspace(1)> %vec1, i64 %idx) gc "statepoint-example" {
; CHECK-LABEL: @test9(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[VEC:%.*]] = shufflevector <4 x ptr addrspace(1)> [[VEC1:%.*]], <4 x ptr addrspace(1)> [[VEC1]], <2 x i32> <i32 0, i32 2>
; CHECK-NEXT: [[BDV:%.*]] = extractelement <2 x ptr addrspace(1)> [[VEC]], i64 [[IDX:%.*]]
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(ptr addrspace(1) [[BDV]]) ]
; CHECK-NEXT: [[BDV_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
; CHECK-NEXT: call void @use(ptr addrspace(1) [[BDV_RELOCATED]])
; CHECK-NEXT: ret void
;
entry:
; shrinking vec1 into vec
%vec = shufflevector <4 x ptr addrspace(1)> %vec1, <4 x ptr addrspace(1)> %vec1, <2 x i32> <i32 0, i32 2>
%bdv = extractelement <2 x ptr addrspace(1)> %vec, i64 %idx
call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
call void @use(ptr addrspace(1) %bdv)
ret void
}
; vector operand of shufflevector is a phi
define ptr addrspace(1) @test10(i1 %cnd, ptr addrspace(1) %obj, ptr addrspace(1) %obj2) gc "statepoint-example" {
; CHECK-LABEL: @test10(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[VEC1_BASE:%.*]] = insertelement <4 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[OBJ:%.*]], i32 0, !is_base_value !0
; CHECK-NEXT: [[VEC1:%.*]] = insertelement <4 x ptr addrspace(1)> poison, ptr addrspace(1) [[OBJ]], i32 0
; CHECK-NEXT: br i1 [[CND:%.*]], label [[HERE:%.*]], label [[MERGE:%.*]]
; CHECK: here:
; CHECK-NEXT: [[VEC2_BASE:%.*]] = insertelement <4 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[OBJ2:%.*]], i32 2, !is_base_value !0
; CHECK-NEXT: [[VEC2:%.*]] = insertelement <4 x ptr addrspace(1)> poison, ptr addrspace(1) [[OBJ2]], i32 2
; CHECK-NEXT: br label [[MERGE]]
; CHECK: merge:
; CHECK-NEXT: [[VEC_BASE:%.*]] = phi <4 x ptr addrspace(1)> [ [[VEC1_BASE]], [[ENTRY:%.*]] ], [ [[VEC2_BASE]], [[HERE]] ], [ [[VEC3_BASE:%.*]], [[MERGE]] ], !is_base_value !0
; CHECK-NEXT: [[VEC:%.*]] = phi <4 x ptr addrspace(1)> [ [[VEC1]], [[ENTRY]] ], [ [[VEC2]], [[HERE]] ], [ [[VEC3:%.*]], [[MERGE]] ]
; CHECK-NEXT: [[VEC3_BASE]] = shufflevector <4 x ptr addrspace(1)> [[VEC_BASE]], <4 x ptr addrspace(1)> [[VEC_BASE]], <4 x i32> <i32 2, i32 0, i32 1, i32 3>, !is_base_value !0
; CHECK-NEXT: [[VEC3]] = shufflevector <4 x ptr addrspace(1)> [[VEC]], <4 x ptr addrspace(1)> [[VEC]], <4 x i32> <i32 2, i32 0, i32 1, i32 3>
; CHECK-NEXT: [[BDV_BASE:%.*]] = extractelement <4 x ptr addrspace(1)> [[VEC3_BASE]], i32 0, !is_base_value !0
; CHECK-NEXT: [[BDV:%.*]] = extractelement <4 x ptr addrspace(1)> [[VEC3]], i32 0
; CHECK-NEXT: br i1 [[CND]], label [[MERGE]], label [[NEXT:%.*]]
; CHECK: next:
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(ptr addrspace(1) [[BDV]], ptr addrspace(1) [[BDV_BASE]]) ]
; CHECK-NEXT: [[BDV_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
; CHECK-NEXT: [[BDV_BASE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
; CHECK-NEXT: ret ptr addrspace(1) [[BDV_RELOCATED]]
;
entry:
%vec1 = insertelement <4 x ptr addrspace(1)> poison, ptr addrspace(1) %obj, i32 0
br i1 %cnd, label %here, label %merge
here:
%vec2 = insertelement <4 x ptr addrspace(1)> poison, ptr addrspace(1) %obj2, i32 2
br label %merge
merge: ; preds = %merge, %entry, %here
%vec = phi <4 x ptr addrspace(1)> [ %vec1, %entry ], [ %vec2, %here], [ %vec3, %merge]
%vec3 = shufflevector <4 x ptr addrspace(1)> %vec, <4 x ptr addrspace(1)> %vec, <4 x i32> <i32 2, i32 0, i32 1, i32 3>
%bdv = extractelement <4 x ptr addrspace(1)> %vec3, i32 0
br i1 %cnd, label %merge, label %next
next:
call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
ret ptr addrspace(1) %bdv
}
declare void @do_safepoint()
define void @test11(<4 x ptr addrspace(1)> %vec1) gc "statepoint-example" {
; CHECK-LABEL: @test11(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[VEC2:%.*]] = getelementptr i64, <4 x ptr addrspace(1)> [[VEC1:%.*]], i32 1024
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(<4 x ptr addrspace(1)> [[VEC1]]) ]
; CHECK-NEXT: [[VEC1_RELOCATED:%.*]] = call coldcc <4 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v4p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
; CHECK-NEXT: [[VEC2_REMAT:%.*]] = getelementptr i64, <4 x ptr addrspace(1)> [[VEC1_RELOCATED]], i32 1024
; CHECK-NEXT: call void @use_vec(<4 x ptr addrspace(1)> [[VEC2_REMAT]])
; CHECK-NEXT: ret void
;
entry:
%vec2 = getelementptr i64, <4 x ptr addrspace(1)> %vec1, i32 1024
call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
call void @use_vec(<4 x ptr addrspace(1)> %vec2)
ret void
}
declare <4 x ptr addrspace(1)> @def_vec() "gc-leaf-function"
define void @test12(<4 x ptr addrspace(1)> %vec1) gc "statepoint-example" {
; CHECK-LABEL: @test12(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[VEC:%.*]] = call <4 x ptr addrspace(1)> @def_vec()
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<4 x ptr addrspace(1)> [[VEC]]) ]
; CHECK-NEXT: [[VEC_RELOCATED:%.*]] = call coldcc <4 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v4p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
; CHECK-NEXT: call void @use_vec(<4 x ptr addrspace(1)> [[VEC_RELOCATED]])
; CHECK-NEXT: ret void
;
entry:
%vec = call <4 x ptr addrspace(1)> @def_vec()
call void @do_safepoint() [ "deopt"() ]
call void @use_vec(<4 x ptr addrspace(1)> %vec)
ret void
}
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