1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -code-model=large -verify-machineinstrs -O3 -restrict-statepoint-remat=true < %s | FileCheck %s 3target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 4target triple = "x86_64-apple-macosx10.11.0" 5 6declare void @bar() #0 7 8; This stresses our rematerialization handling. 9; Target of statepoint is able to be re-materialized. 10define void @test(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i32 %g, i32 %h, i32 %i, i32 %j, i32 %k, i32 %l, i32 %m, i32 %n, i32 %o, i32 %p, i32 %q, i32 %r, i32 %s, i32 %t, i32 %u, i32 %v, i32 %w, i32 %x, i32 %y, i32 %z) gc "statepoint-example" { 11; The code for this is terrible, check simply for correctness for the moment 12; CHECK-LABEL: test: 13; CHECK: ## %bb.0: 14; CHECK-NEXT: pushq %rbp 15; CHECK-NEXT: .cfi_def_cfa_offset 16 16; CHECK-NEXT: pushq %r15 17; CHECK-NEXT: .cfi_def_cfa_offset 24 18; CHECK-NEXT: pushq %r14 19; CHECK-NEXT: .cfi_def_cfa_offset 32 20; CHECK-NEXT: pushq %r13 21; CHECK-NEXT: .cfi_def_cfa_offset 40 22; CHECK-NEXT: pushq %r12 23; CHECK-NEXT: .cfi_def_cfa_offset 48 24; CHECK-NEXT: pushq %rbx 25; CHECK-NEXT: .cfi_def_cfa_offset 56 26; CHECK-NEXT: subq $104, %rsp 27; CHECK-NEXT: .cfi_def_cfa_offset 160 28; CHECK-NEXT: .cfi_offset %rbx, -56 29; CHECK-NEXT: .cfi_offset %r12, -48 30; CHECK-NEXT: .cfi_offset %r13, -40 31; CHECK-NEXT: .cfi_offset %r14, -32 32; CHECK-NEXT: .cfi_offset %r15, -24 33; CHECK-NEXT: .cfi_offset %rbp, -16 34; CHECK-NEXT: movl %r9d, %ebx 35; CHECK-NEXT: movl %r8d, %ebp 36; CHECK-NEXT: movl %ecx, %r14d 37; CHECK-NEXT: movl %edx, %r15d 38; CHECK-NEXT: movl %esi, %r12d 39; CHECK-NEXT: movl %edi, %r13d 40; CHECK-NEXT: movabsq $_bar, %rax 41; CHECK-NEXT: callq *%rax 42; CHECK-NEXT: movl %r13d, %eax 43; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill 44; CHECK-NEXT: movl %r12d, %eax 45; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill 46; CHECK-NEXT: movl %r15d, %eax 47; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill 48; CHECK-NEXT: movl %r14d, %eax 49; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill 50; CHECK-NEXT: movl %ebp, %eax 51; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill 52; CHECK-NEXT: movl %ebx, %eax 53; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill 54; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax 55; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill 56; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax 57; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill 58; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax 59; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill 60; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax 61; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill 62; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax 63; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill 64; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax 65; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill 66; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r12d 67; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r13d 68; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %ebp 69; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r14d 70; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %ebx 71; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r11d 72; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r10d 73; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r9d 74; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r8d 75; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %edi 76; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %esi 77; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %edx 78; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %ecx 79; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax 80; CHECK-NEXT: movabsq $_bar, %r15 81; CHECK-NEXT: callq *%r15 ## 96-byte Folded Reload 82; CHECK-NEXT: Ltmp0: 83; CHECK-NEXT: addq $104, %rsp 84; CHECK-NEXT: popq %rbx 85; CHECK-NEXT: popq %r12 86; CHECK-NEXT: popq %r13 87; CHECK-NEXT: popq %r14 88; CHECK-NEXT: popq %r15 89; CHECK-NEXT: popq %rbp 90; CHECK-NEXT: retq 91 92; Re-materialization happened. 93 94 95; This is a call to hoist the loading of the target of the call for statepoint. 96 call void @bar() 97 br label %entry 98 99entry: 100 %a64 = zext i32 %a to i64 101 %b64 = zext i32 %b to i64 102 %c64 = zext i32 %c to i64 103 %d64 = zext i32 %d to i64 104 %e64 = zext i32 %e to i64 105 %f64 = zext i32 %f to i64 106 %g64 = zext i32 %g to i64 107 %h64 = zext i32 %h to i64 108 %i64 = zext i32 %i to i64 109 %j64 = zext i32 %j to i64 110 %k64 = zext i32 %k to i64 111 %l64 = zext i32 %l to i64 112 %m64 = zext i32 %m to i64 113 %n64 = zext i32 %n to i64 114 %o64 = zext i32 %o to i64 115 %p64 = zext i32 %p to i64 116 %q64 = zext i32 %q to i64 117 %r64 = zext i32 %r to i64 118 %s64 = zext i32 %s to i64 119 %t64 = zext i32 %t to i64 120 %u64 = zext i32 %u to i64 121 %v64 = zext i32 %v to i64 122 %w64 = zext i32 %w to i64 123 %x64 = zext i32 %x to i64 124 %y64 = zext i32 %y to i64 125 %z64 = zext i32 %z to i64 126 %statepoint_token1 = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @bar, i32 0, i32 2, i32 0, i32 0) ["deopt" (i64 %a64, i64 %b64, i64 %c64, i64 %d64, i64 %e64, i64 %f64, i64 %g64, i64 %h64, i64 %i64, i64 %j64, i64 %k64, i64 %l64, i64 %m64, i64 %n64, i64 %o64, i64 %p64, i64 %q64, i64 %r64, i64 %s64, i64 %t64, i64 %u64, i64 %v64, i64 %w64, i64 %x64, i64 %y64, i64 %z64)] 127 ret void 128} 129 130declare token @llvm.experimental.gc.statepoint.p0(i64, i32, ptr, i32, i32, ...) 131 132attributes #0 = { "deopt-lowering"="live-in" } 133