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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s3 4; A collection of tests for exercising the base inference logic in the5; findBasePointers. That is, the logic which proves a potentially derived6; pointer is actually a base pointer itself.7 8define ptr addrspace(1) @test(ptr addrspace(1) %a) gc "statepoint-example" {9; CHECK-LABEL: @test(10; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) [[A:%.*]]) ]11; CHECK-NEXT: [[A_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)12; CHECK-NEXT: ret ptr addrspace(1) [[A_RELOCATED]]13;14 call void @foo()15 ret ptr addrspace(1) %a16}17 18define ptr addrspace(1) @test_select(i1 %c, ptr addrspace(1) %a1, ptr addrspace(1) %a2) gc "statepoint-example" {19; CHECK-LABEL: @test_select(20; CHECK-NEXT: [[SEL:%.*]] = select i1 [[C:%.*]], ptr addrspace(1) [[A1:%.*]], ptr addrspace(1) [[A2:%.*]]21; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) [[SEL]]) ]22; CHECK-NEXT: [[SEL_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)23; CHECK-NEXT: ret ptr addrspace(1) [[SEL_RELOCATED]]24;25 %sel = select i1 %c, ptr addrspace(1) %a1, ptr addrspace(1) %a226 call void @foo()27 ret ptr addrspace(1) %sel28}29 30define ptr addrspace(1) @test_phi1(i1 %c, ptr addrspace(1) %a1, ptr addrspace(1) %a2) gc "statepoint-example" {31; CHECK-LABEL: @test_phi1(32; CHECK-NEXT: entry:33; CHECK-NEXT: br i1 [[C:%.*]], label [[TAKEN:%.*]], label [[UNTAKEN:%.*]]34; CHECK: taken:35; CHECK-NEXT: br label [[MERGE:%.*]]36; CHECK: untaken:37; CHECK-NEXT: br label [[MERGE]]38; CHECK: merge:39; CHECK-NEXT: [[PHI:%.*]] = phi ptr addrspace(1) [ [[A1:%.*]], [[TAKEN]] ], [ [[A2:%.*]], [[UNTAKEN]] ]40; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) [[PHI]]) ]41; CHECK-NEXT: [[PHI_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)42; CHECK-NEXT: ret ptr addrspace(1) [[PHI_RELOCATED]]43;44entry:45 br i1 %c, label %taken, label %untaken46taken:47 br label %merge48untaken:49 br label %merge50merge:51 %phi = phi ptr addrspace(1) [%a1, %taken], [%a2, %untaken]52 call void @foo()53 ret ptr addrspace(1) %phi54}55 56define ptr addrspace(1) @test_phi_lcssa(i1 %c, ptr addrspace(1) %a1, ptr addrspace(1) %a2) gc "statepoint-example" {57; CHECK-LABEL: @test_phi_lcssa(58; CHECK-NEXT: entry:59; CHECK-NEXT: br label [[MERGE:%.*]]60; CHECK: merge:61; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) [[A1:%.*]]) ]62; CHECK-NEXT: [[A1_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)63; CHECK-NEXT: ret ptr addrspace(1) [[A1_RELOCATED]]64;65entry:66 br label %merge67merge:68 %phi = phi ptr addrspace(1) [%a1, %entry]69 call void @foo()70 ret ptr addrspace(1) %phi71}72 73 74define ptr addrspace(1) @test_loop1(i1 %c, ptr addrspace(1) %a1, ptr addrspace(1) %a2) gc "statepoint-example" {75; CHECK-LABEL: @test_loop1(76; CHECK-NEXT: entry:77; CHECK-NEXT: br label [[LOOP:%.*]]78; CHECK: loop:79; CHECK-NEXT: [[PHI:%.*]] = phi ptr addrspace(1) [ [[A1:%.*]], [[ENTRY:%.*]] ], [ [[A2:%.*]], [[LOOP]] ]80; CHECK-NEXT: br i1 [[C:%.*]], label [[EXIT:%.*]], label [[LOOP]]81; CHECK: exit:82; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) [[PHI]]) ]83; CHECK-NEXT: [[PHI_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)84; CHECK-NEXT: ret ptr addrspace(1) [[PHI_RELOCATED]]85;86entry:87 br label %loop88loop:89 %phi = phi ptr addrspace(1) [%a1, %entry], [%a2, %loop]90 br i1 %c, label %exit, label %loop91exit:92 %phi2 = phi ptr addrspace(1) [%phi, %loop]93 call void @foo()94 ret ptr addrspace(1) %phi295}96 97define ptr addrspace(1) @test_loop2(i1 %c, ptr addrspace(1) %a1) gc "statepoint-example" {98; CHECK-LABEL: @test_loop2(99; CHECK-NEXT: entry:100; CHECK-NEXT: br label [[LOOP:%.*]]101; CHECK: loop:102; CHECK-NEXT: [[PHI:%.*]] = phi ptr addrspace(1) [ [[A1:%.*]], [[ENTRY:%.*]] ], [ [[O2:%.*]], [[LOOP]] ]103; CHECK-NEXT: [[O2]] = load ptr addrspace(1), ptr addrspace(1) [[PHI]], align 8104; CHECK-NEXT: br i1 [[C:%.*]], label [[EXIT:%.*]], label [[LOOP]]105; CHECK: exit:106; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) [[PHI]]) ]107; CHECK-NEXT: [[PHI_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)108; CHECK-NEXT: ret ptr addrspace(1) [[PHI_RELOCATED]]109;110entry:111 br label %loop112loop:113 %phi = phi ptr addrspace(1) [%a1, %entry], [%o2, %loop]114 %o2 = load ptr addrspace(1), ptr addrspace(1) %phi115 br i1 %c, label %exit, label %loop116exit:117 %phi2 = phi ptr addrspace(1) [%phi, %loop]118 call void @foo()119 ret ptr addrspace(1) %phi2120}121 122; %phi1 and phi2 are not base pointers, but they do have a single123; base pointer which is %a1124define ptr addrspace(1) @test_loop3(i1 %c, ptr addrspace(1) %a1) gc "statepoint-example" {125; CHECK-LABEL: @test_loop3(126; CHECK-NEXT: entry:127; CHECK-NEXT: br label [[LOOP:%.*]]128; CHECK: loop:129; CHECK-NEXT: [[PHI:%.*]] = phi ptr addrspace(1) [ [[A1:%.*]], [[ENTRY:%.*]] ], [ [[GEP:%.*]], [[LOOP]] ]130; CHECK-NEXT: [[GEP]] = getelementptr i8, ptr addrspace(1) [[PHI]], i64 16131; CHECK-NEXT: br i1 [[C:%.*]], label [[EXIT:%.*]], label [[LOOP]]132; CHECK: exit:133; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) [[PHI]], ptr addrspace(1) [[A1]]) ]134; CHECK-NEXT: [[PHI_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0)135; CHECK-NEXT: [[A1_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1)136; CHECK-NEXT: ret ptr addrspace(1) [[PHI_RELOCATED]]137;138entry:139 br label %loop140loop:141 %phi = phi ptr addrspace(1) [%a1, %entry], [%gep, %loop]142 %gep = getelementptr i8, ptr addrspace(1) %phi, i64 16143 br i1 %c, label %exit, label %loop144exit:145 %phi2 = phi ptr addrspace(1) [%phi, %loop]146 call void @foo()147 ret ptr addrspace(1) %phi2148}149 150define <2 x ptr addrspace(1)> @test_vec_passthrough(<2 x ptr addrspace(1)> %a) gc "statepoint-example" {151; CHECK-LABEL: @test_vec_passthrough(152; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(<2 x ptr addrspace(1)> [[A:%.*]]) ]153; CHECK-NEXT: [[A_RELOCATED:%.*]] = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)154; CHECK-NEXT: ret <2 x ptr addrspace(1)> [[A_RELOCATED]]155;156 call void @foo()157 ret <2 x ptr addrspace(1)> %a158}159 160 161define <2 x ptr addrspace(1)> @test_insert(ptr addrspace(1) %a) gc "statepoint-example" {162; CHECK-LABEL: @test_insert(163; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[A:%.*]], i64 0164; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(<2 x ptr addrspace(1)> [[VEC]]) ]165; CHECK-NEXT: [[VEC_RELOCATED:%.*]] = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)166; CHECK-NEXT: ret <2 x ptr addrspace(1)> [[VEC_RELOCATED]]167;168 %vec = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) %a, i64 0169 call void @foo()170 ret <2 x ptr addrspace(1)> %vec171}172 173define ptr addrspace(1) @test_extract(<2 x ptr addrspace(1)> %a) gc "statepoint-example" {174; CHECK-LABEL: @test_extract(175; CHECK-NEXT: [[EE:%.*]] = extractelement <2 x ptr addrspace(1)> [[A:%.*]], i64 0176; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) [[EE]]) ]177; CHECK-NEXT: [[EE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)178; CHECK-NEXT: ret ptr addrspace(1) [[EE_RELOCATED]]179;180 %ee = extractelement <2 x ptr addrspace(1)> %a, i64 0181 call void @foo()182 ret ptr addrspace(1) %ee183}184 185define <2 x ptr addrspace(1)> @test_shuffle(<2 x ptr addrspace(1)> %a1) gc "statepoint-example" {186; CHECK-LABEL: @test_shuffle(187; CHECK-NEXT: [[RES:%.*]] = shufflevector <2 x ptr addrspace(1)> [[A1:%.*]], <2 x ptr addrspace(1)> [[A1]], <2 x i32> zeroinitializer188; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(<2 x ptr addrspace(1)> [[RES]]) ]189; CHECK-NEXT: [[RES_RELOCATED:%.*]] = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)190; CHECK-NEXT: ret <2 x ptr addrspace(1)> [[RES_RELOCATED]]191;192 %res = shufflevector <2 x ptr addrspace(1)> %a1, <2 x ptr addrspace(1)> %a1, <2 x i32> zeroinitializer193 call void @foo()194 ret <2 x ptr addrspace(1)> %res195}196 197define <2 x ptr addrspace(1)> @test_shuffle2(<2 x ptr addrspace(1)> %a1, <2 x ptr addrspace(1)> %a2) gc "statepoint-example" {198; CHECK-LABEL: @test_shuffle2(199; CHECK-NEXT: [[RES:%.*]] = shufflevector <2 x ptr addrspace(1)> [[A1:%.*]], <2 x ptr addrspace(1)> [[A2:%.*]], <2 x i32> zeroinitializer200; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(<2 x ptr addrspace(1)> [[RES]]) ]201; CHECK-NEXT: [[RES_RELOCATED:%.*]] = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)202; CHECK-NEXT: ret <2 x ptr addrspace(1)> [[RES_RELOCATED]]203;204 %res = shufflevector <2 x ptr addrspace(1)> %a1, <2 x ptr addrspace(1)> %a2, <2 x i32> zeroinitializer205 call void @foo()206 ret <2 x ptr addrspace(1)> %res207}208 209define <4 x ptr addrspace(1)> @test_shuffle_concat(<2 x ptr addrspace(1)> %a1, <2 x ptr addrspace(1)> %a2) gc "statepoint-example" {210; CHECK-LABEL: @test_shuffle_concat(211; CHECK-NEXT: [[RES:%.*]] = shufflevector <2 x ptr addrspace(1)> [[A1:%.*]], <2 x ptr addrspace(1)> [[A2:%.*]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>212; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(<4 x ptr addrspace(1)> [[RES]]) ]213; CHECK-NEXT: [[RES_RELOCATED:%.*]] = call coldcc <4 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v4p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)214; CHECK-NEXT: ret <4 x ptr addrspace(1)> [[RES_RELOCATED]]215;216 %res = shufflevector <2 x ptr addrspace(1)> %a1, <2 x ptr addrspace(1)> %a2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>217 call void @foo()218 ret <4 x ptr addrspace(1)> %res219}220 221; TODO: Special case worth handling - we interpret the shuffle as if we need222; to select the base pointers from either input when the mask is known.223define <2 x ptr addrspace(1)> @test_shuffle_broadcast(ptr addrspace(1) %a) gc "statepoint-example" {224; CHECK-LABEL: @test_shuffle_broadcast(225; CHECK-NEXT: entry:226; CHECK-NEXT: [[IE:%.*]] = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[A:%.*]], i64 0227; CHECK-NEXT: [[BROADCAST:%.*]] = shufflevector <2 x ptr addrspace(1)> [[IE]], <2 x ptr addrspace(1)> undef, <2 x i32> zeroinitializer228; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(<2 x ptr addrspace(1)> [[BROADCAST]]) ]229; CHECK-NEXT: [[BROADCAST_RELOCATED:%.*]] = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)230; CHECK-NEXT: ret <2 x ptr addrspace(1)> [[BROADCAST_RELOCATED]]231;232entry:233 %ie = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) %a, i64 0234 %broadcast = shufflevector <2 x ptr addrspace(1)> %ie, <2 x ptr addrspace(1)> undef, <2 x i32> zeroinitializer235 call void @foo()236 ret <2 x ptr addrspace(1)> %broadcast237}238 239; Show a case where only a portion of the sub-graph propagates base pointers.240define i8 @test_subgraph(i1 %c, ptr addrspace(1) %a1, ptr addrspace(1) %a2) gc "statepoint-example" {241; CHECK-LABEL: @test_subgraph(242; CHECK-NEXT: entry:243; CHECK-NEXT: [[SEL:%.*]] = select i1 [[C:%.*]], ptr addrspace(1) [[A1:%.*]], ptr addrspace(1) [[A2:%.*]]244; CHECK-NEXT: br i1 [[C]], label [[TAKEN:%.*]], label [[MERGE:%.*]]245; CHECK: taken:246; CHECK-NEXT: [[GEP:%.*]] = getelementptr i8, ptr addrspace(1) [[SEL]], i64 8247; CHECK-NEXT: br label [[MERGE]]248; CHECK: merge:249; CHECK-NEXT: [[PHI:%.*]] = phi ptr addrspace(1) [ [[GEP]], [[TAKEN]] ], [ [[SEL]], [[ENTRY:%.*]] ]250; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) [[PHI]], ptr addrspace(1) [[SEL]]) ]251; CHECK-NEXT: [[PHI_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0)252; CHECK-NEXT: [[SEL_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1)253; CHECK-NEXT: [[RES:%.*]] = load i8, ptr addrspace(1) [[PHI_RELOCATED]], align 1254; CHECK-NEXT: ret i8 [[RES]]255;256entry:257 %sel = select i1 %c, ptr addrspace(1) %a1, ptr addrspace(1) %a2258 br i1 %c, label %taken, label %merge259taken:260 %gep = getelementptr i8, ptr addrspace(1) %sel, i64 8261 br label %merge262merge:263 %phi = phi ptr addrspace(1) [%gep, %taken], [%sel, %entry]264 call void @foo()265 %res = load i8, ptr addrspace(1) %phi266 ret i8 %res267}268 269; An example of a non-trivial subgraph computing base pointers.270define i8 @test_subgraph2(i1 %c, ptr addrspace(1) %a1, ptr addrspace(1) %a2) gc "statepoint-example" {271; CHECK-LABEL: @test_subgraph2(272; CHECK-NEXT: entry:273; CHECK-NEXT: [[SEL:%.*]] = select i1 [[C:%.*]], ptr addrspace(1) [[A1:%.*]], ptr addrspace(1) [[A2:%.*]]274; CHECK-NEXT: [[IE:%.*]] = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[SEL]], i64 0275; CHECK-NEXT: [[BROADCAST:%.*]] = shufflevector <2 x ptr addrspace(1)> [[IE]], <2 x ptr addrspace(1)> [[IE]], <2 x i32> zeroinitializer276; CHECK-NEXT: [[EE:%.*]] = extractelement <2 x ptr addrspace(1)> [[BROADCAST]], i32 1277; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) [[EE]]) ]278; CHECK-NEXT: [[EE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)279; CHECK-NEXT: [[RES:%.*]] = load i8, ptr addrspace(1) [[EE_RELOCATED]], align 1280; CHECK-NEXT: ret i8 [[RES]]281;282entry:283 %sel = select i1 %c, ptr addrspace(1) %a1, ptr addrspace(1) %a2284 %ie = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) %sel, i64 0285 %broadcast = shufflevector <2 x ptr addrspace(1)> %ie, <2 x ptr addrspace(1)> %ie, <2 x i32> zeroinitializer286 %ee = extractelement <2 x ptr addrspace(1)> %broadcast, i32 1287 call void @foo()288 %res = load i8, ptr addrspace(1) %ee289 ret i8 %res290}291 292 293declare void @foo()294