133 lines
5.4 KiB
LLVM
133 lines
5.4 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -code-model=large -verify-machineinstrs -O3 -restrict-statepoint-remat=true < %s | FileCheck %s
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.11.0"
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declare void @bar() #0
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; This stresses our rematerialization handling.
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; Target of statepoint is able to be re-materialized.
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define 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" {
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; The code for this is terrible, check simply for correctness for the moment
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; CHECK-LABEL: test:
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; CHECK: ## %bb.0:
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; CHECK-NEXT: pushq %rbp
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: pushq %r15
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; CHECK-NEXT: .cfi_def_cfa_offset 24
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; CHECK-NEXT: pushq %r14
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; CHECK-NEXT: .cfi_def_cfa_offset 32
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; CHECK-NEXT: pushq %r13
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; CHECK-NEXT: .cfi_def_cfa_offset 40
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; CHECK-NEXT: pushq %r12
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; CHECK-NEXT: .cfi_def_cfa_offset 48
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; CHECK-NEXT: pushq %rbx
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; CHECK-NEXT: .cfi_def_cfa_offset 56
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; CHECK-NEXT: subq $104, %rsp
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; CHECK-NEXT: .cfi_def_cfa_offset 160
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; CHECK-NEXT: .cfi_offset %rbx, -56
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; CHECK-NEXT: .cfi_offset %r12, -48
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; CHECK-NEXT: .cfi_offset %r13, -40
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; CHECK-NEXT: .cfi_offset %r14, -32
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; CHECK-NEXT: .cfi_offset %r15, -24
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; CHECK-NEXT: .cfi_offset %rbp, -16
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; CHECK-NEXT: movl %r9d, %r14d
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; CHECK-NEXT: movl %r8d, %r15d
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; CHECK-NEXT: movl %ecx, %r12d
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; CHECK-NEXT: movl %edx, %r13d
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; CHECK-NEXT: movl %esi, %ebx
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; CHECK-NEXT: movl %edi, %ebp
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; CHECK-NEXT: movabsq $_bar, %rax
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; CHECK-NEXT: callq *%rax
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; CHECK-NEXT: movl %ebp, %eax
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; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill
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; CHECK-NEXT: movl %ebx, %eax
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; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill
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; CHECK-NEXT: movl %r13d, %eax
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; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill
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; CHECK-NEXT: movl %r12d, %eax
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; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill
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; CHECK-NEXT: movl %r15d, %eax
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; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill
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; CHECK-NEXT: movl %r14d, %eax
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; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax
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; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax
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; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax
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; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax
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; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax
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; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax
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; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) ## 8-byte Spill
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %ebp
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r12d
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r15d
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r14d
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %ebx
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r11d
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r10d
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r9d
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %r8d
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %edi
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %esi
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %edx
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %ecx
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; CHECK-NEXT: movl {{[0-9]+}}(%rsp), %eax
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; Re-materialization happened.
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; CHECK-NEXT: movabsq $_bar, %r13
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; CHECK-NEXT: callq *%r13 ## 96-byte Folded Reload
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; CHECK-NEXT: Ltmp0:
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; CHECK-NEXT: addq $104, %rsp
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; CHECK-NEXT: popq %rbx
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; CHECK-NEXT: popq %r12
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; CHECK-NEXT: popq %r13
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; CHECK-NEXT: popq %r14
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; CHECK-NEXT: popq %r15
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; CHECK-NEXT: popq %rbp
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; CHECK-NEXT: retq
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; This is a call to hoist the loading of the target of the call for statepoint.
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call void @bar()
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br label %entry
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entry:
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%a64 = zext i32 %a to i64
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%b64 = zext i32 %b to i64
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%c64 = zext i32 %c to i64
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%d64 = zext i32 %d to i64
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%e64 = zext i32 %e to i64
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%f64 = zext i32 %f to i64
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%g64 = zext i32 %g to i64
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%h64 = zext i32 %h to i64
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%i64 = zext i32 %i to i64
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%j64 = zext i32 %j to i64
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%k64 = zext i32 %k to i64
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%l64 = zext i32 %l to i64
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%m64 = zext i32 %m to i64
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%n64 = zext i32 %n to i64
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%o64 = zext i32 %o to i64
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%p64 = zext i32 %p to i64
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%q64 = zext i32 %q to i64
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%r64 = zext i32 %r to i64
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%s64 = zext i32 %s to i64
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%t64 = zext i32 %t to i64
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%u64 = zext i32 %u to i64
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%v64 = zext i32 %v to i64
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%w64 = zext i32 %w to i64
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%x64 = zext i32 %x to i64
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%y64 = zext i32 %y to i64
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%z64 = zext i32 %z to i64
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%statepoint_token1 = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, 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)]
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ret void
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}
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declare token @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...)
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attributes #0 = { "deopt-lowering"="live-in" }
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